Siemens Sitrans P Users Manual FI01_2009_en_kap02

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© Siemens AG 2008

SITRANS P
measuring instruments
for pressure
2/2

Product overview

2/150

2/4

Transmitters for gage, absolute and
differential pressure
Z series for gage pressure
Z series for gage and absolute pressure
SITRANS P250 for differential pressure
ZD series for gage and absolute pressure

2/150
2/158
2/161
2/170
2/173
2/174
2/176
2/179
2/182
2/187

2/4
2/6
2/12
2/17
2/21
2/21
2/28

2/47

2/47

2/52
2/58

Transmitters for food, pharmaceuticals and biotechnology
SITRANS P Compact for gage
and absolute pressure
SITRANS P300 for gage and absolute
pressure
Transmitters for gage pressure for paper industry
SITRANS P300 and DS III series with
PMC connection
Technical description
Technical specifications, ordering data,
dimensional drawings
- DS III series with PMC connection
- SITRANS P300 with PMC connection

2/190
2/190
2/191

2/193
2/195
2/196
2/197
2/198

2/63

2/63

2/70
2/79
2/89
2/98
2/107
2/124
2/134
2/134
2/136
2/142

2/146
2/146

Transmitters for gage, absolute and
differential pressure, flow and level
DS III, DS III PA and DS III FF series
Technical description
Technical specifications, ordering data,
dimensional drawings
- for gage pressure
- for gage and absolute pressure with
front-flush diaphragm
- for absolute pressure (from gage
pressure series)
- for absolute pressure
(from differential pressure series)
- for differential pressure and flow
- for level
SITRANS P Accessories
Supplementary electronics for 4-wire connection
Accessories/spare parts for SITRANS P,
P300 and DS III series
Factory-mounting of valve manifolds on
SITRANS P transmitters

2/201
2/204
2/206
2/209
2/212
2/214
2/216
2/220
2/223
2/225
2/226
2/227
2/228
2/229
2/230
2/232
2/233

Remote seals for transmitters and
pressure gages
Technical description
Diaphragm seals of sandwich design
Diaphragm seals of flange design
Quick-release diaphragm seals
Miniature diaphragm seal
Flushing rings
Clamp-on seals of flange design
Quick-release clamp-on seals
Remote seals - Measuring setups
Questionnaire
Fittings
Technical description
Selection aid
Shut-off valves for gage and absolute
pressure transmitters
Shut-off valves to DIN 16270, DIN 16271
and DIN 16272
Angle adapter
Double shut-off valves
Accessories for shut-off
valves/double shut-off valves
2-way valve manifolds DN 5
Shut-off valves for differential pressure
transmitters
2-, 3- and 5-spindle valve manifolds DN 5
Multiway cocks PN 100
3-way and 5-way valve manifolds DN 5
3-way valve manifold DN 8
Valve manifold combination DN 5/DN 8
Valve manifold combination DN 8
2-, 3- and 5-spindle valve manifolds for
installing in protective boxes
3- and 5-spindle valve manifolds for
vertical angular diff. pressure lines
Low-pressure multiway cock
Accessories
Oval flange
Adapters, connection glands
Connection parts G½
Water traps, Sealing rings to EN 837-1
Pressure surge reducers
Primary shut-off valves
Compensation vessels
Connection parts

Transmitters for hydrostatic level
MPS series (submersible sensor)

You can download all instructions, catalogs and certificates for SITRANS P free
of charge at the following Internet address:
www.siemens.com/sitransp

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Product overview
■ Overview
Application

2

Description

Page

Software for
Parameterization

SITRANS P – measuring instruments for pressure, absolute pressure, differential pressure, flow and level
Two- or three-wire transmitters
for measuring gage and absolute pressure

SITRANS P, Z series
Compact single-range transmitters
Analog electronics
Available ex stock

2/4

–

Two- or three-wire transmitters
for measuring differential pressure

SITRANS P250
Compact single-range transmitters
Analog electronics
Available ex stock

2/12

–

Two- or three-wire transmitters
for measuring gage and absolute pressure

SITRANS P, ZD series
Range adjustment: 5 : 1
Digital display
Available ex stock

2/17

–

Transmitters for gage and abso- SITRANS P Compact
2/21
lute pressure for food, pharma- Single-range transmitters in 2-wire system
ceuticals and biotechnology
Hygiene-based design with various aseptic connections according to EHEDG, FDA and GMP recommendations.

–

Two-wire transmitters for mea- SITRANS P300
2/28
suring gage and absolute pres- • Hygiene-based design according to EHEDG, FDA
sure
and GMP
• Parameterization over 3 buttons or communication
over HART, PROFIBUS PA or FOUNDATION
Fieldbus
• Standard process connection G½, ½-NPT and
flush-mounted process connections available
• Measuring range adjustment 100 : 1

SIMATIC PDM

Two-wire transmitters for measuring gage pressure

SITRANS P300 and DS III series with PMC connection for the paper industry
• Measuring range adjustment 100 : 1
• Process connections for the paper industry
• Parameter assignment over 3 buttons and HART,
PROFIBUS PA or FOUNDATION Fieldbus

2/47

SIMATIC PDM

Two-wire transmitters for measuring:
• Gage pressure,
• Absolute pressure
• Differential pressure and
• Flow or
• Level

SITRANS P, DS III series
2/63
SITRANS P, DS III PA series
SITRANS P, DS III FF series
Range adjustment: 100 : 1
Parameterization using:
• 3 keys and HART for DS III series
• 3 keys and PROFIBUS-PA for DS III PA series
• 3 buttons and FOUNDATION Fieldbus for DS III FF
series
• Available ex stock

SIMATIC PDM
SIMATIC PDM

Supplementary electronics for Output: 0 or 4 to 20 mA
adaptation of two-wire transmit- Power supply: 24 V AC/DC, 230 V AC
ters for four-wire connections

2/2

Siemens FI 01 · 2009

2/134

–

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Product overview
Application

Description

Page

Software for
Parameterization

2-wire transmitter for measuing SITRANS P, MPS series (submersible sensor)
2/146
hydrostatic levels
For measuring liquid levels in wells, tanks, channels,
dams etc.

–

Remote seals for measuring
viscous, corrosive or fibrous
media (as well as media at
extreme temperatures)

Remote seals in sandwich and flange designs
Quick-release remote seals for the food industry
Wide range of diaphragm materials and filling liquids available

2/150

–

Shutting off the lines for the
medium and differential pressure
Mounting of transmitter on valve
manifold or shut-off fitting

Shut-off fittings and valve manifolds available in
steel, brass or stainless steel
Valve manifolds available for the various process
connections of the SITRANS P transmitters

2/190

–

2

Siemens FI 01 · 2009

2/3

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
Z series for gage pressure

■ Overview

■ Design
The main components of the pressure transmitter are:
• Brass housing with silicon measuring cell and electronics
plate
• Process connection
• Electrical connection

2

The silicon measuring cell has a thin-film strain gage which is
mounted on a ceramic diaphragm. The ceramic diaphragm can
also be used for aggressive media.
The process connection to DIN EN 837-1 is made of brass and
has a male thread G½B or a female thread G1/8B.
The electrical connection is made using a plug to DIN 43650
with a M16x1.5 cable inlet.

■ Function
SITRANS P pressure transmitters, Z series for gage pressure
(7MF1562-...)

The SITRANS P pressure transmitter, Z series (7MF1562-...),
measures the gage pressure of aggressive and non-aggressive
gases, liquids and vapors.

The pressure transmitters of the Z series for gage pressure measure the pressure of aggressive and non-aggressive gases,
liquids and vapors.
The measuring cell is temperature-compensated.
Mode of operation

■ Benefits
•
•
•
•
•
•

High measuring accuracy
Sturdy brass housing
For aggressive and non-aggressive media
For measuring the pressure of liquids, gases and vapor
Temperature-compensated measuring cell
Compact design

■ Application
The pressure transmitter of the Z series for gage pressure
(7MF1562-...) is used above all in the following industrial areas:
• Power engineering
• Mechanical engineering
• Shipbuilding
• Water supply etc.
A concrete application example is the measurement of compressed air containing oil in compressors or compressor stations.

2/4

Siemens FI 01 · 2009

U
const.
p

U

I

I0, UB

SITRANS P pressure transmitters, Z series (7MF1562-...), functional diagram

The thin-film measuring cell has a thin-film resistance bridge at
which the operating pressure p is transmitted through a ceramic
diaphragm.
The measuring cell output voltage is fed to an amplifier and converted into an output current of 4 to 20 mA. The output current
is linearly proportional to the input pressure.

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
Z series for gage pressure

■ Technical specifications

Design

SITRANS P pressure transmitter, Z series for gage pressure

Wetted parts materials

Mode of operation
Measuring principle

≈ 0.2 kg (≈ 0.44 lb)

Weight

Thin-film strain gage

Input
Measured variable

Realtive pressure

Measured range

0 to 16 bar g (0 to 232 psi g) or
0 to 25 bar g (0 to 363 psi g)

Output

• Measuring cell

Al2O3 - 96%

• Process connection

Brass, mat. No. 2.0402

• Gasket

Viton

Process connection

Male thread G½B
female thread G1/8B

Power supply

Current output signal

4 ... 20 mA

Terminal voltage on pressure transmitter

Measuring accuracy

To EN 60770-1

• For current output

Error in measurement (at 25 °C
(77 °F), including conformity error,
hysteresis and repeatability)

0.5% of full-scale value-typical

Certificate and approvals

Response time T99

< 0.1 s

Classification according to pressure
equipment directive
(DRGL 97/23/EC)

10 to 36 V DC

Long-term drift
• Start of scale

0.3% of full-scale value/year - typical

• Measured span

0.3% of full-scale value/year - typical

2

For gases of fluid group 1 and
liquids of fluid 1; complies with
requirements of article 3, paragraph 3 (sound engineering practice)

■ Dimensional drawings

Influence of ambient temperature

• Measured span

0.3%/10 K (0.3%/10 K) of fullscale value - typical




-30 ... +120 °C (-22 ... +248 °F)

Degree of protection to EN 60529

IP65

Ambient conditions
• Ambient temperature

-25 ... 85 °C (-13 ... +185 °F)

• Storage temperature

-50 ... 100 °C (-58 ... +212 °F)

G / 8 B

Medium conditions

*%

Rated conditions
• Process temperature






0.3%/10 K (0.3%/10 K) of fullscale value - typical

ෘ
GLDP

• Start of scale

6: 0[

SITRANS P pressure transmitters, Z series (7MF1562-...), dimensions in
mm (inch)

■ Schematics
1+
Signal

2-

+

I0
RL

UB

I0 Output current
UB Power supply
RL Load
Connections:
1 (+UB)
2 (-UB)

SITRANS P pressure transmitters, Z series (7MF1562-...), connection diagram

■ Selection and Ordering data

Order No.

SITRANS P pressure transmitters, Z series for pressure
2-wire system, characteristic rising
Measured range
0 ... 16 bar g
(0 ... 232 psi g)
0 ... 25 bar g
(0 ... 363 psi g)

Max. working pressure
32 bar g
(464 psi g)
64 bar g
(928 psi g)

Other version for measuring range ≥ 1 bar g (≥ 14.5 psi g), add Order code and plain text:
Measuring range: ... to ... bar g (psi g)

Order code

D) 7 M F 1 5 6 2 - 7 7 7 0 0

777

3 CB
3 CD
9 AA

H1Y

D) Subject to export regulations AL: N, ECCN: EAR99H.

Siemens FI 01 · 2009

2/5

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
Z series for gage and absolute pressure
Measuring range ≥1 bar (≥14.5 psi)

■ Overview

Main components:
• Stainless steel housing with ceramic measuring cell and electronics module. The temperature-compensated ceramic measuring cell has a thin-film strain gage which is mounted on a
ceramic diaphragm. The ceramic diaphragm can also be
used for aggressive media.
• Process connection made of stainless steel in diverse designs
(see Selection and Ordering data)
• Electrical connection made using a plug to DIN 43650 with the
cable inlet M16 x 1.5, ½-14 NPT or round plug connector M12.

2

The pressure transmitters with a nominal range ≥ 1 bar g
(≥ 14.5 psi g) are optionally available with or without explosion
protection.

■ Function
The pressure transmitter measures the gage and absolute pressure as well as the level of liquids and gases.
SITRANS P pressure transmitters, Z series for pressure and absolute
pressure (7MF1564-...)

Mode of operation

SITRANS P pressure transmitters, Z series (7MF1564-...), measure the gage and absolute pressure as well as the level of liquids and gases.

■ Benefits
•
•
•
•
•
•

p

High measuring accuracy
Sturdy stainless steel housing
For aggressive and non-aggressive media
For measuring the pressure of liquids, gases and vapor
Temperature-compensated measuring cell
Compact design

■ Application
The pressure transmitter of the Z series for gage pressure and
absolute pressure (7MF1564-...) is used above all in the following industrial areas:
• Chemical industry
• Pharmaceutical industry
• Food industry
• Mechanical engineering
• Shipbuilding
• Water supply

■ Design
The design of the pressure transmitter is dependent on the measuring range.
Measuring range <1 bar (<14.5 psi)
Main components:
• Stainless steel housing with piezo-resistive silicon measuring
cell (with stainless steel diaphragm, temperature-compensated) and electronics module
• Process connection made of stainless steel in diverse designs
(see Selection and Ordering data)
• Electrical connection made using a plug to DIN 43650 with the
cable inlet M16 x 1.5, ½-14 NPT or round plug connector M12.
The pressure transmitters with a nominal range < 1 bar g
(< 14.5 psi g) are optionally available with or without explosion
protection.

2/6

U
const.

Siemens FI 01 · 2009

U

I

I0, UB

SITRANS P pressure transmitters, Z series (7MF1564-...), functional diagram

The mode of operation of the pressure transmitter is dependent
on the measuring range.
Measuring range <1 bar (<14.5 psi)
The silicon measuring cell of the pressure transmitter has a
piezo-resistive bridge to which the operating pressure is transmitted through silicone oil and a stainless steel diaphragm.
The measuring cell output voltage is fed to an amplifier and converted into an output current 4 ... 20 mA. The output current is
linearly proportional to the input pressure
Measuring range ≥1 bar (≥14.5 psi)
The thin-film measuring cell has a thin-film resistance bridge to
which the operating pressure p is transmitted through a ceramic
diaphragm.
The voltage output from the measuring cell is converted by an
amplifier into an output current 4 ... 20 mA or an output voltage
of 0 ... 10 V DC.
The output current and voltage are linearly proportional to the input pressure

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
Z series for gage and absolute pressure

■ Technical specifications

Power supply UH

SITRANS P pressure transmitters, Z series for gage pressure, absolute pressure and level
Mode of operation

Terminal voltage on pressure transmitter
• For current output

10 ... 36 V DC
15 ... 36 V DC

• Measuring range <1 bar
(<14.5 psi)

Piezo-resistive

• For voltage output signal (only
measuring range ≥ 1 bar
(14.5 psi))

• Measuring range ≥1 bar
(≥14.5 psi)

Thin-film strain gage

Certificate and approvals

Gage and absolute pressure

Classification according to pressure
equipment directive
(DRGL 97/23/EC)

Input
Measured variable
Measured range
• Pressure

2

For gases of fluid group 1 and liquids of fluid 1; complies with
requirements of article 3, paragraph 3 (sound engineering practice)

Explosion protection

- Metric

0 ... 400 bar g (0 ... 5802 psi g)

- US measuring range

0 ... 6000 psi g

• Intrinsic safety "i" (only with current
output)
- Identification

• Absolute pressure
- Metric

0 ... 16 bar a (0 ... 232 psi a)

- US measuring range

0 ... 300 psi a

TÜV 02 ATEX 1953X
Ex II 1/2G EEx ia IIC T4

• Intrinsic safety "T.I.I.S." (only with
current output)

applied

Lloyds Register of Shipping

Certificate No. 03/30003

Output
Output signal

Accuracy

To EN 60770-1

Error in measurement (at 25 °C
(77 °F), including conformity error,
hysteresis and repeatability)

0.25% of full-scale value – typical

Response time T99

< 0.1 s

Long-term drift
• Start of scale

0.25% of full scale value/year

• Full-scale value

0.25% of full scale value/year

■ Dimensional drawings
132 (5.2) without Ex protection1)
5
(0.2)

20
(0.8)

SW27

Influence of ambient temperature

0.25%/10 K (0.25%/10 K) of fullscale value

Rated operating conditions
Process temperature

-30 ... +120 °C
(-22 … +248 °F)

Ambient temperature

-25 ... +85 °C (-13 … +185 °F)

Storage temperature

-50 ... +100 °C
(-58 … +212 °F)

Degree of protection to EN 60529

IP65

Design
≈ 0.25 kg (≈ 0.55 lb)

M16x1,5
or
½-14 NPT

Pressure transmitter 7MF1564-... with process connection G½" male,
dimensions in mm (inch)
122 (4.8) without Ex protection1)
16

131 (5.15) with Ex protection

(0.63)

50
(1.97)

• Full-scale value

1) Length on version for voltage
output 0 ... 10 V: 106 (4.2)
2) Inner diameter 3 (0.12)

Ø 27
(diam. 1.1)

0.25%/10 K (0.25%/10 K) of fullscale value

G¼B2)

• Start of scale

Weight

141 (5.6) with Ex protection

50
(1.97)

0 ... 10 V DC

Ø 27
(diam. 1.1)

4 ... 20 mA

• Voltage output signal (only measuring range ≥ 1 bar (14.5 psi))

G½B2)

• Current output signal

Wetted parts materials
SW27

• Measuring cell
- Measuring range <1 bar
(<14.5 psi)

Stainless steel, 1.4571/316Ti

- Measuring range ≥1 bar
(≥14.5 psi)

Al2O3 – 96%

• Process connection

Stainless steel, mat. No.
1.4571/316Ti

• Gasket

Viton

Process connection

See Selection and Ordering data

1) Length on version for voltage
output 0 ... 10 V: 96 (3.8)
2) Inner diameter 3 (0.12)

M16x1,5
or
½-14 NPT

Pressure transmitter 7MF1564-... with process connection G¼" male,
dimensions in mm (inch)

Siemens FI 01 · 2009

2/7

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure

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RXWSXW9

6:
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RU
137

Pressure transmitter 7MF1564-... with process connection ½"-14 NPT
male, dimensions in mm (inch)
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137







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Pressure transmitter 7MF1564-... with process connection 7/16-20 UNF
male, dimensions in mm (inch)







š 
GLDP

137




6:

0[
RU
137

/HQJWKRQYHUVLRQIRUYROWDJH
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Pressure transmitter 7MF1564-... with process connection ¼"-18 NPT
male, dimensions in mm (inch)




6:




š
GLDP




0[
RU
137

Pressure transmitter 7MF1564-... with process connection ½"-14 NPT
female, dimensions in mm (inch)

■ Schematics

124 (4.88) without Ex protection1)
133 (5.23) with Ex protection
28
(1.1)

SW27
1) Length on version for voltage
output 0 ... 10 V: 98 (3.9)

Signal

M16x1.5
or
½-14 NPT

Signal

129 (5.2) without Ex protection1)
138 (5.6) with Ex protection

50
(1.97)

Ø 27
(diam. 1.1)
SW39
M16x1,5
or
½-14 NPT

Pressure transmitter 7MF1564-... with process connection G1“ male,
dimensions in mm (inch)

Siemens FI 01 · 2009

RL

UB

3+
2-

+
U0

RL

UB

I0 Output current
UB Power supply
RL Load
Connections:
1 (+UB)
2 (-UB)

U0 Output voltage
UB Power supply
RL Load
Connections:
1 (+UB)
2 (-UB)
3 (U0)

SITRANS P pressure transmitters, Z series (7MF1564-...), connection
diagram, with current output (top) and voltage output (bottom)

21
(0.8)

2/8

I0

2-

1+

Pressure transmitter 7MF1564-... with process connection ¼"-18 NPT
female, dimensions in mm (inch)

1) Length on version for voltage
output 0 ... 10 V: 103 (4.1)

+

50
(1.97)

¼-18 NPT

Ø27
(diam. 1.1)

1+

G1

2

81)

Z series for gage and absolute pressure

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
Z series for gage and absolute pressure

■ Selection and Ordering data

Order No.

Measuring range

perm. working pressure
Min.

Order code

D) 7 MF 1 5 6 4 - 7 7 7 7 7 - 7 7 7 1

SITRANS P pressure transmitters for pressure, series Z for gage and absolute pressure
2 or 3-wire system, rising characteristic curve

777

Burst pressure

2

Max.

For gage pressure
with metal measuring cell
0 ... 100 mbar g
0 ... 160 mbar g
0 ... 250 mbar g
0 ... 400 mbar g
0 ... 600 mbar g

(0 ... 1.45 psi g)
(0 ... 2.32 psi g)
(0 ... 3.63 psi g)
(0 ... 5.80 psi g)
(0 ... 8.70 psi g)

-0,6 bar g
-0,6 bar g
-1 bar g
-1 bar g
-1 bar g

(-8.7 psi g)
(-8.7 psi g)
(-14.5 psi g)
(-14.5 psi g)
(-14.5 psi g)

0,6 bar g
0,6 bar g
1 bar g
1 bar g
3 bar g

(8.7 psi g)
(8.7 psi g)
(14.5 psi g)
(14.5 psi g)
(43.5 psi g)

1 bar g
1 bar g
1.7 bar g
1.7 bar g
5 bar g

(14.5 psi g)
(14.5 psi g)
(25 psi g)
(25 psi g)
(72 psi g)

}
}
}
}
}

3 AA 0
3 AB 0
3 AC 0
3 AD 0
3 AG 0
9 AC 0

Other version for measuring range < 1 bar (< 14.5 psi g), add Order code and plain text:
measuring range: ... up to ... mbar g (psi g)1)

H1Y

with ceramic measuring cell
0 ... 1 bar g
0 ... 1.6 bar g
0 ... 2.5 bar g
0 ... 4 bar g
0 ... 6 bar g

(0 ... 14.5 psi g)
(0 ... 23.2 psi g)
(0 ... 36.3 psi g)
(0 ... 58.0 psi g)
(0 ... 87.0 psi g)

-0,4 bar g
-0,4 bar g
-0,8 bar g
-0,8 bar g
-1 bar g

(-5.8 psi g)
(-5.8 psi g)
(-11.6 psi g)
(-11.6 psi g)
(-14.5 psi g)

2 bar g
3,2 bar g
5 bar g
8 bar g
12 bar g

(30 psi g)
(45 psi g)
(72 psi g)
(115 psi g)
(175 psi g)

5 bar g
5 bar g
12 bar g
12 bar g
25 bar g

(72 psi g)
(72 psi g)
(175 psi g)
(175 psi g)
(360 psi g)

}
}
}
}
}

3 BA
3 BB
3 BD
3BE
3 BG

0 ... 10 bar g
0 ... 16 bar g
0 ... 25 bar g
0 ... 40 bar g
0 ... 60 bar g

(0 ... 145 psi g)
(0 ... 232 psi g)
(0 ... 363 psi g)
(0 ... 580 psi g)
(0 ... 870 psi g)

-1 bar g
-1 bar g
-1 bar g
-1 bar g
-1 bar g

(-14.5 psi g)
(-14.5 psi g)
(-14.5 psi g)
(-14.5 psi g)
(-14.5 psi g)

20 bar g
32 bar g
50 bar g
80 bar g
120 bar g

(290 psi g)
(460 psi g)
(725 psi g)
(1150 psi g)
(1750 psi g)

50 bar g
50 bar g
120 bar g
120 bar g
250 bar g

(725 psi g)
(725 psi g)
(1750 psi g)
(1750 psi g)
(3600 psi g)

}
}
}
}
}

3 CA
3 CB
3 CD
3CE
3 CG

0 ... 100 bar g
0 ... 160 bar g
0 ... 250 bar g
0 ... 400 bar g

(0 ... 1450 psi g)
(0 ... 2320 psi g)
(0 ... 3626 psi g)
(0 ... 5802 psi g)

-1 bar g
-1 bar g
-1 bar g
-1 bar g

(-14.5 psi g)
(-14.5 psi g)
(-14.5 psi g)
(-14.5 psi g)

200 bar g
320 bar g
500 bar g
600 bar g

(2900 psi g)
(4640 psi g)
(7250 psi g)
(8700 psi g)

450 bar g
450 bar g
650 bar g
650 bar g

(6525 psi g)
(6525 psi g)
(9425 psi g)
(9425 psi g)

}
}
}
}

3 DA
3 DB
3 DD
3DE

Other version for measuring range ≥ 1 bar g (≥ 14.5 psi g), add Order code and plain text:
measuring range: ... up to... bar (psi g)1)

9 AA

H1Y

For absolute pressure
0 ... 600 mbar a
0 ... 1 bar a
0 ... 1.6 bar a
0 ... 2.5 bar a

(0 ... 8.7 psi a)
(0 ... 14.5 psi a)
(0 ... 23.2 psi a)
(0 ... 36.3 psi a)

0 bar a
0 bar a
0 bar a
0 bar a

(0 psi a)
(0 psi a)
(0 psi a)
(0 psi a)

3 bar a
2 bar a
3,2 bar a
5 bar a

(43.5 psi a)
(30 psi a)
(45 psi a)
(72 psi a)

5 bar a
5 bar a
5 bar a
12 bar a

(72 psi a)
(72 psi a)
(72 psi a)
(175 psi a)

}
}
}
}

J)
J)
J)
J)

5 AG 0
5 BA
5 BB
5 BD

0 ... 4 bar a
0 ... 6 bar a
0 ... 10 bar a
0 ... 16 bar a

(0 ... 58.0 psi a)
(0 ... 87.0 psi a)
(0 ... 145 psi)
(0 ... 232 psi)

0 bar a
0 bar a
0 bar a
0 bar a

(0 psi a)
(0 psi a)
(0 psi a)
(0 psi a)

8 bar a
12 bar a
20 bar a
32 bar a

(115 psi a)
(175 psi a)
(290 psi a)
(460 psi a)

12 bar a
25 bar a
50 bar a
50 bar a

(175 psi a)
(360 psi a)
(725 psi a)
(725 psi a)

}
}
}
}

J)
J)
J)
J)

5BE
5 BG
5 CA
5 CB

J)

9 AB 0

Other version for measuring range < 1 bar (< 14.5 psi a), add Order code and plain text:
measuring range: ... up to ... mbar a (psi a)

} Available ex stock
1)

H1Y

D) Subject to export regulations AL: N, ECCN: EAR99H.
J) Subject to export regulations AL: 9I999, ECCN: EAR99.

The transmitters can also be ordered with special measuring ranges, e.g. the transmitter with the 1 bar measuring cell (14.5 psi measuring cell):
-0.2 ... +0.8 bar g (-2.9 ... +11.6 psi g) or
-0.4 ... +0.6 bar g (-5.8 ... +8.7 psi g) or ..., however start-of-scale value not under -0.4 bar g (-5.8 psi g), also see column "min. perm. operating pressure"

Please note:
• It is not possible to have a smaller span than the smallest span of the device of the entire device range.
• The value must not fall below the minimum permissible operating pressure of the special measuring range of the selected
measuring cell.
• The required span of the device must lie between the smallest and the largest possible span of the entire device range.

Siemens FI 01 · 2009

2/9

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
Z series for gage and absolute pressure

■ Selection and Ordering data

Order No.

SITRANS P pressure transmitters for pressure, series Z for pressure and absolute pressure
2 or 3-wire system, rising characteristic curve
Measuring range

2

Perm. working pressure
min.

Order code

D) 7 MF 1 5 6 4 - 7 7 7 7 7 - 7 7 7 1

777

Burst pressure
max.

Measuring ranges for gage pressure (only for US market)
(0 ... 10 psi g)
(0 ... 15 psi g)
(3 ... 15 psi g)
(0 ... 20 psi g)
(0 ... 30 psi g)

(-3 psi g)
(-6 psi g)
(-6 psi g)
(-6 psi g)
(-6 psi g)

(20 psi g)
(30 psi g)
(30 psi g)
(40 psi g)
(60 psi g)

(60 psi g)
(72 psi g)
(72 psi g)
(72 psi g)
(72 psi g)

4 BA
4 BB
4 BC
4 BD
4BE

(0 ... 60 psi g)
(0 ... 100 psi g)
(0 ... 150 psi g)
(0 ... 200 psi g)
(0 ... 300 psi g)

(-11.5 psi g)
(-14.5 psi g)
(-14.5 psi g)
(-14.5 psi g)
(-14.5 psi g)

(120 psi g)
(200 psi g)
(300 psi g)
(400 psi g)
(600 psi g)

(175 psi g)
(360 psi g)
(725 psi g)
(725 psi g)
(1750 psi g)

4BF
4 BG
4 CA
4 CB
4 CD

(0 ... 500 psi g)
(0 ... 750 psi g)
(0 ... 1000 psi g)
(0 ... 1500 psi g)
(0 ... 2000 psi g)

(-14.5 psi g)
(-14.5 psi g)
(-14.5 psi g)
(-14.5 psi g)
(-14.5 psi g)

(1000 psi g)
(1500 psi g)
(2000 psi g)
(3000 psi g)
(4000 psi g)

(1750 psi g)
(3600 psi g)
(3600 psi g)
(6525 psi g)
(6525 psi g)

4CE
4CF
4 CG
4 DA
4 DB

(0 ... 3000 psi g)
(0 ... 5000 psi g)
(0 ... 6000 psi g)

(-14.5 psi g)
(-14.5 psi g)
(-14.5 psi g)

(6000 psi g)
(8700 psi g)
(8700 psi g)

(9425 psi g)
(9425 psi g)
(9425 psi g)

4 DD
4DE
4DF
9 BA

Other version, add Order code and plain text: Measuring range: ... up to ... psi g

H1Y

Measuring ranges for absolute pressure (only for US market)
(0 ... 10 psi a)
(0 ... 15 psi a)
(0 ... 20 psi a)
(0 ... 30 psi a)
(0 ... 60 psi a)

(0 psi a)
(0 psi a)
(0 psi a)
(0 psi a)
(0 psi a)

(20 psi a)
(30 psi a)
(40 psi a)
(60 psi a)
(120 psi a)

(60 psi a)
(72 psi a)
(72 psi a)
(72 psi a)
(175 psi a)

J)
J)
J)
J)
J)

6 AG
6 BA
6 BB
6 BD
6BE

(0 ... 100 psi a)
(0 ... 150 psi a)
(0 ... 200 psi a)
(0 ... 300 psi a)

(0 psi a)
(0 psi a)
(0 psi a)
(0 psi a)

(200 psi a)
(300 psi a)
(400 psi a)
(600 psi a)

(360 psi a)
(725 psi a)
(725 psi a)
(1725 psi a)

J)
J)
J)
J)

6 BG
6 CA
6 CB
6 CC

J)

9 BB

Other version, add Order code and plain text: Measuring range: ... up to ... psi a

H1Y

Output signal
4 ... 20 mA;C 2-wire system; power supply 10 ... 36 V DC
0 ... 10 V; 3-wire system; power supply 15 ... 36 V DC

}

0
10

}

0
1

Explosion protection
Without
With explosion protection Ex II 1/2 G EEx ia IIC T4 (only for version 4 ... 20 mA; 2-wire system;
power supply 10 ... 30 V DC)
With explosion protection "Intrinsic safety T.I.I.S." (available soon)

2

Electrical connection
Plug to DIN 43650, Form A, cable inlet M16 x 1.5
Round connector M12, IP67
Plug to DIN 43650, cable inlet ½-14 NPT
Plug to DIN 43650, cable inlet Pg11
Cable gland Pg11 with 2 m PE cable, IP68
Special version (specify Order code and plain text)

} Available ex stock

2/10

D) Subject to export regulations AL: N, ECCN: EAR99H.
J) Subject to export regulations AL: 9I999, ECCN: EAR99.

Siemens FI 01 · 2009

}

1
2
3
4
6
9

N1Y

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
Z series for gage and absolute pressure

■ Selection and Ordering data

Order No.

SITRANS P pressure transmitters for pressure, series Z for pressure and absolute pressure
2 or 3-wire system, rising characteristic curve

Order code

D) 7 MF 1 5 6 4 - 7 7 7 7 7 - 7 7 7 1

777

Process connection
G½" male to EN 837-1 (½" BSP male) (standard for metric pressure ranges mbar, bar)
G½" male thread and G1/8" female thread
G¼“ male to EN837-1 (¼“ BSP male)
7/16"-20 UNF male
¼"-18 NPT male (standard for pressure ranges psi)

}

2

A
B
C
D
E
F
G
H
K
M

¼"-18 NPT female
½"-14 NPT male
½"-14 NPT female
RC ½" male to JIS B 7505
G1" male (only for measuring ranges ≥ 1 bar g (14.5 psi g)) and max. permissible working pressure
100 bar g (1450 psi g)
Special version (specify Order code and plain text)

Z

P1Y

Sealing material between sensor and housing
Viton (standard)
Neoprene
Perbunan
Special version (specify Order code and plain text)

}

A
B
C
Z

Quality inspection certificate (Factory calibration) to IEC 60770-2,
add "-Z" to Order No. and Order code.

C11

Oxygen version, oil and grease-free cleaning (only if the sealing material between sensor and housing is
Viton and only for measuring ranges ≥ 1 bar g (≥ 14.5 psi g)
and ≥ 1 bar a (≥ 14.5 psi a)

E10

Order No.

Accessories
Quality inspection certificate (Factory calibration) to IEC 60770-2 supplied later,
specify factory no. of transmitter.

} Available ex stock

Q1Y

Order code / Order No.

Further designs

D) 7MF1564-8CC11

D) Subject to export regulations AL: N, ECCN: EAR99H.

Siemens FI 01 · 2009

2/11

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
SITRANS P250 for differential pressure

■ Overview

Mode of operation
p1

p2
U
const.

2

U

I

I0, UB

SITRANS P250 pressure transmitter, function diagram

The piezo-resistive ceramic measuring cell (membrane) has a
Wheatstone bridge circuit, on which the operating pressure P1
and P2 of the media acts at both ends.
The voltage output from the measuring cell is converted by an
amplifier into an output current of 4 to 20 mA or an output voltage
of 0 to 5 or 10 V DC.
SITRANS P250 transmitter for differential pressure
The SITRANS P250 transmitter measures the differential pressure of liquids and gases.

■ Benefits

■ Technische Daten
SITRANS P250 differential pressure transmitter

•
•
•
•

High measuring accuracy
Sturdy stainless steel enclosure
For aggressive and non-aggressive media
For the measurement of the differential pressure of liquids and
gases
• Temperature-compensated measuring cell
• Compact design

■ Application
The SITRANS P250 transmitter for differential pressure is primarily used in the following industries:
• Chemical industry
• Pharmaceutical industry
• Food industry
• Mechanical engineering
• Shipbuilding
• Water supply

■ Design

Application
Differential pressure transmitter

Liquids and neutral gases

Mode of operation
Measuring principle

Piezo-resistive measuring cell
(ceramic diaphragm)

Input
Measured variable

Differential pressure

Measuring range

0 ... 0.1 to 0 ... 25 bar
(0 ... 1.45 to 0 ... 363 psi)

Operating pressure

≤ 25 bar (363 psi) at a differential
pressure range < 6 bar (87 psi)
≤ 50 bar (725 psi) at a differential
pressure range > 10 bar (145 psi)

Burst pressure

1.5 x operating pressure

Output
Output signal
• Current output signal

4 ... 20 mA

• Voltage output signal

0 ... 5 V and 0 ... 10 V DC

Load

Main components:
• Stainless steel enclosure with piezo-resistive ceramic measuring cell and (temperature-compensated) electronics module.
• Process connection made of stainless steel in diverse designs
(see Selection and ordering data)
• Electrical connection through connectors acc. to EN 175301803-A and round connectors M12, as well as with permanently
fixed cable

■ Function
The pressure transmitter measures the differential pressure of
liquids and gases.

2/12

The output current and voltage are linearly proportional to the input pressure.

Siemens FI 01 · 2009

3-wire

> 10 kΩ

2-wire

≤ (UH - 11 V) / 0.02 A

Measuring accuracy
Dynamic behavior (at 25°C (77°F),
including conformity error, hysteresis and repeatability)

≤ 1 % of typical full-scale value,
see "Measuring range" table

Long-term drift acc. to IEC 60770

≤ 0.5 % of full-scale value/year

Influence of ambient temperature
• Start of scale

≤ 0.6 %/10 K of full-scale value
(≤ 1.2 %/10 K for measuring cell
0 ... 0.1 bar (1.45 psi))

• Full-scale value

≤ 0.22 %/10 K of full-scale value
(≤ 0.37 %/10 K for measuring cell
0 ... 0.1 bar (1.45 psi))

Dynamic behavior

Suitable for static and dynamic
measurements

Response time T99

< 5 ms

Load variation

< 50 Hz

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
SITRANS P250 for differential pressure
Measuring range

Conditions of use
Ambient conditions
• Temperature of medium

-15 ... +85 °C (5 ... 185 °F)

Max. per- Burst
missible pressure
operating
pressure
(on either
side)

Max. per- Accuracy
missible
operating
pressure
(on one
side)

• Ambient temperature

-15 ... +85 °C (5 ... 185 °F)

• Storage temperature

-40 ... +85 °C (-40 ... +185 °F)

[bar]

[psi]

Degree of protection acc. to
EN 60529

IP65

0 ... 0.1

0 ... 1.45

25 bar
(363 psi)

37,5 bar
(544 psi)

0.6 bar
(8.7 psi)

≤ 1,0 %

Mounting position

Any

0 ... 0.2

0 ... 2.9

Mounting bracket, included in
delivery

25 bar
(363 psi)

37,5 bar
(544 psi)

0.6 bar
(8.7 psi)

≤ 1,0 %

Mounting

0 ... 0.25

0 ... 3.63

25 bar
(363 psi)

37,5 bar
(544 psi)

0.6 bar
(8.7 psi)

≤ 0,5 %

Weight

Approx. 430 g (approx. 0.95 lb)

0 ... 0.3

0 ... 4.35

25 bar
(363 psi)

37,5 bar
(544 psi)

0.6 bar
(8.7 psi)

≤ 0,5 %

Enclosure material

Stainless steel 1.4305/AISI 303

0 ... 0.4

0 ... 5.8

Electrical connection

• Plug EN 175301-803-A
• Circular plug EN 60130-9
• Cable 1.5 m

25 bar
(363 psi)

37,5 bar
(544 psi)

1.2 bar
(17.4 psi)

≤ 0,8 %

0 ... 0.5

0 ... 7.25

25 bar
(363 psi)

37,5 bar
(544 psi)

1.2 bar
(17.4 psi)

≤ 0,5 %

0 ... 0.6

0 ... 8.7

25 bar
(363 psi)

37,5 bar
(544 psi)

1.2 bar
(17.4 psi)

≤ 0,5 %

Design

Process connection

• Hose sleeve Ø 4 mm/6 mm
• Pipe union Ø 6 mm/8 mm
• Male thread 7/16-20 UNF, G1/8
• Female thread 1/8-27 NPT
• (Standard), G1/8

0 ... 1.0

0 ... 14.5

25 bar
(363 psi)

37,5 bar
(544 psi)

2 bar
(29 psi)

≤ 0,5 %

0 ... 1.6

0 ... 23.2

25 bar
(363 psi)

37,5 bar
(544 psi)

3.2 bar
(46.4 psi)

≤ 0,5 %

Wetted parts materials

Stainless steel 1.4305/AISI 303,
CuZn nickel-plated

0 ... 2.5

0 ... 36.3

25 bar
(363 psi)

37,5 bar
(544 psi)

5 bar
(72.5 psi)

≤ 0,5 %

• Process connection

Approx. 430 g (approx. 0.95 lb)

0 ... 4

0 ... 58

• Diaphragm

Ceramic Al2O3 (96 %)

25 bar
(363 psi)

37,5 bar
(544 psi)

8 bar
(116 psi)

≤ 0,5 %

• Sealing material

FPM (standard), EPDM, NBR,
MVQ, CR

0 ... 6

0 ... 87

25 bar
(363 psi)

37,5 bar
(544 psi)

12 bar
(174 psi)

≤ 0,5 %

0 ... 10

0 ... 145

50 bar
(725 psi)

75 bar
20 bar
(1088 psi) (290 psi)

≤ 0,5 %

0 ... 16

0 ... 232

50 bar
(725 psi)

75 bar
32 bar
(1088 psi) (464 psi)

≤ 0,5 %

0 ... 25

0 ... 363

50 bar
(725 psi)

75 bar
50 bar
(1088 psi) (725 psi)

≤ 0,5 %

Power supply UH
Terminal voltage on pressure transmitter
• 2-wire, 4 ... 20 mA

11 ... 33 V DC

• 3-wire, 0 ... 5 V DC

11 ... 33 V DC/
24 V AC ±15 %

• 3-wire, 0 ... 10 V DC

18 ... 33 V DC/
24 V AC ±15 %

■ Schematics

Current consumption at nominal
pressure
• 2-wire

< 20 mA

• 3-wire

< 5 mA

Protection against polarity reversal

Protected against short-circuit
and polarity reversal. Each connection against the other with
max. supply voltage.

1+
1
2

IO

Connection: 1 (+),
2 (-)

+

2-

UB

RL

IO Output current
RL Load
UB Power supply

Connection with current output 4 ... 20 mA and plug to EN 175301-803-A

Certificates and approvals
Approval

CE conformity
1+

3

IO

2
1

Connection: 1 (+),
3 (-)

+
UB

RL

3-

IO Output current
RL Load
UB Power supply

Connection with current output 4 ... 20 mA and round connector

1+
2-

IO

Connection: 1 (+, brown),
2 (-, green)

+
RL

UB

IO Output current
UB Power supply
RL Load

Connection with current output 4 ... 20 mA and permanently fixed cable

Siemens FI 01 · 2009

2/13

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
SITRANS P250 for differential pressure

1+
1
3
2

2+ U

+
UB

RL

O

3-

2

Round connector
EN 60130-9

Connection: 1 (+UB),
2 (-),
3 (+U0)
UO Output voltage
RL Load
UB Power supply

2

+

UB

RL

2

1

Connection: 1 (+UB, brown),
2 (+U0, green),
3 (-, white)
UO Output voltage
UB Power supply
RL Load

Connection with voltage output 0 ... 5 V DC (0 ... 10 V DC) and round connector

1+

UO

3+

+
UB

RL

2-

Connection: 1 (+UB),
2 (-),
3 (+U0)
Uo Output voltage
UB Power supply
RL Load

(mounted)

3 UO

3

~108(4.3)

1

~158 (6.2)

Connection with voltage output 0 ... 5 V DC (0 ... 10 V DC) and plug to EN
175301-803-A

SITRANS P250 differential pressure transmitter with round connector to
EN 60130-9, dimensions in mm (inch)

Connection with voltage output 0 ... 5 V DC (0 ... 10 V DC) and permanently fixed cable

Cable

■ Dimensional drawings

(mounted)

102 (4.02)

~ 136 (5.4)

Stainless

P1
M4

44 (1.7)

5 (0.2)

15 ± 0,5 21 ± 0,8

P2

20 (0.79)

X

SITRANS P250 differential pressure transmitter with socket outlet to
EN 175301-803-A, dimensions in mm (inch)

2/14

Siemens FI 01 · 2009

~138 (5.4)

~95 (3.7)

Ø 25
(0.98)

Socket outlet
EN 175301-803-A

SITRANS P250 differential pressure transmitter with cable, dimensions in
mm (inch)

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
SITRANS P250 for differential pressure
Process connections

Ø

Width across
flats

[mm] [inch]
Pipe union with screw-in nipple for outer pipe
(stainless steel 1.4305/AISI 303)

a

X

[mm] [inch] [mm] [inch]

6

a = 10
b = 12

24

65

8

a = 12
b = 14

26

67

Female thread G1/8
(stainless steel 1.4305/AISI 303)

-

a = 14

12

53

Pipe union with screw-in nipple for outer pipe
(CuZn nickel-plated)

6

a = 10
b = 12

24

65

8

a = 12
b = 14

25

66

Hose connection for hose (CuZn nickel-plated,
stainless steel 1.4571/AISI 316TI)

4

a = 10

20

61

6

a = 10

25

66

Male thread G1/8
(CuZn nickel-plated)

-

a = 10
b = 12

20

61

Male thread G1/8
7/16-20 UNF (CuZn nickel-plated)

-

a = 14

18

59

1/8-27 NPT

L

L

2

b

1/8-27 NPT

L
G1/8

a

1/8-27 NPT

L

b

a

1/8-27 NPT

L

a

1/8-27 NPT

L

b

L
1/8-27 NPT

7/16-20 UNF

a

a

Siemens FI 01 · 2009

2/15

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
SITRANS P250 for differential pressure

■ Selection and ordering data

Order No.

Order code
7 M F 1 6 4 1 - 7777 0 - 777 0 777

SITRANS P 250 pressure transmitter for differential pressure
Accuracy ≤ 1 %, wetted parts ceramic/stainless steel 1.4301,
scope of delivery: transmitter, mounting bracket and instruction manual, without explosion protection

2

Measuring range
0 ... 0.1 bar
0 ... 0.2 bar
0 ... 0.25 bar
0 ... 0.3 bar
0 ... 0.4 bar
0 ... 0.5 bar
0 ... 0.6 bar
0 ... 1.0 bar
0 ... 1.6 bar
0 ... 2.5 bar
0 ... 4.0 bar
0 ... 6.0 bar
0 ... 10.0 bar
0 ... 16.0 bar
0 ... 25.0 bar

(0 ... 1.45 psi)
(0 ... 2.90 psi)
(0 ... 3.63 psi)
(0 ... 5.35 ps)
(0 ... 5.80 psi)
(0 ... 7.25 psi)
(0 ... 8.70 psi)
(0 ... 14.5 psi)
(0 ... 23.2 psi)
(0 ... 36.3 psi)
(0 ... 58.0psi)
(0 ... 87.0 psi)
(0 ... 145 psi)
(0 ... 232 psi)
(0 ... 363 psi)

}
}
}
}
}
}
}
}
}
}
}
}
}
}
}

3 AA
3 AC
3 AD
3AE
3AF
3 AG
3 AH
3 BA
3 BB
3 BD
3BE
3 BG
3 CA
3 CB
3 CD

Output signal
}

4 ... 20 mA
0 ... 5 V DC
0 ... 10 V DC

Electrical connection
• Plug acc. to EN 175 301-803-A (suitable coupling included in scope of delivery)
• Round connector acc. to EN 60139-9
• Cable 1.5 m with cable gland
Process connection
• Without connections, female thread 1/8-27 NPT
• Hose connection
- CuZn nickel-plated, for hose ∅ 4 mm
- CuZn nickel-plated, for hose ∅ 6 mm
- PVDF, for hose ∅ 6 mm
• Pipe union
- CuZn nickel-plated, for pipe ∅ 6 mm
- Stainless steel 1.4304, for pipe ∅ 6 mm
- CuZn nickel-plated, for pipe ∅ 8 mm
- Stainless steel 1.4304, for pipe ∅ 8 mm
• Male thread, 7/16-20 UNF (CuZn nickel-plated)
• Adapter
- Inner, G1/8 (stainless steel), for pipe ∅ 6 mm
- Outer, with union nut, for pipe ∅ 6 mm
sealing material
• Fluoro rubber (Viton/FPM)
• Ethylene propylene diene monomer rubber (EPDM)
• Nitrile butadiene rubber (NBR)
• Silicone rubber (MVQ)
• Neoprene (CR)
Weitere Ausführungen

0
1
2

}

1
2
3

}

A
B
C
D
E
F
G
H
L
M
N

}

A
B
C
D
E
Kurzangabe

Please add "-Z" to Order No. and specify Order code(s).
Quality inspection certificate (Factory calibration) to IEC 60770-2 supplied

} Available ex stock

2/16

Siemens FI 01 · 2009

C11

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
ZD series for gage and absolute pressure

■ Overview

At the rear of the housing is the electrical connection for the voltage supply using a current loop 4 ... 20 mA. The connection is
made with a plug connector.
At the front of the housing is the 5-digit display behind a glass
cover. Underneath the display are the 3 keys for parameterizing
the pressure transmitter. Above the display are a green and a red
LED for indicating the operating status.
The ZD pressure transmitter is available in two versions (see "Dimension drawing"):
In the radial version (type A) the display is fitted in parallel with
the process connection. The display can be rotated by up to
±120° relative to the process connection.
In the axial version (type B) the display is at right angles to the
process connection. The display can be rotated by 360° relative
to the process connection.

■ Function
Green LED

U ref

Red LED

LCD

600.00
P

SITRANS P pressure transmitters, ZD series, are for measuring
the gage pressure, absolute pressure and level of liquids and
gases.

■ Benefits
•
•
•
•
•
•
•

Robust stainless steel housing with 2 connection versions
Integrated display with status messages
Thin-film measuring cell with ceramic diaphragm
2-wire system, 4 ... 20 mA
Parameterizable using keys underneath the housing cover
Range adjustment 1:5 (max. 1:10)
Measuring accuracy < 0.25% (typical)

■ Application
The ZD is a configurable pressure transmitter for measuring the
gage and absolute pressure of gases, liquids and vapor.
It is equipped with a display for indicating the pressure value at
the point of installation.
SITRANS P pressure transmitters, ZD series, are used in the following industrial areas for example:
• Chemical industry
• Mechanical engineering
• Food industry
• Pharmaceutical industry
• Shipbuilding
• Water supply

■ Design
The pressure transmitter is comprised of a thin-film measuring
cell with a ceramic diaphragm, an electronics board and a digital indicator.
All parts are accommodated in a stainless steel field housing
(∅ 80 mm) with a glass cover and stainless steel process connection.

A/D

3 keys

EEP RO M

They are used to indicate and monitor the pressure measured at
the point of installation. ZD pressure transmitters are available in
an axial and a radial version.

UK
D/A

3 keys
A/D
D/A
EEPROM
EMC
IA
Uref
LCD
Green LED
Red LED
P
UH
µC

mbar

µC

UA

EMC
U I

+

4 ... 20 mA UH, IA

-

Configuring of parameters
Analog-to-digital converter
Digital-to-analog converter
Memory for all parameters
Output stage with protective components
Output current
Reference voltage
Display of measured values with dimensions
Display of normal mode
Display of error messages or limit violation
Ceramic measuring cell
Power supply
Microcontroller for computing functions and monitoring

SITRANS P pressure transmitters, ZD series, mode of operation

Mode of operation
The ZD pressure transmitter has a thin-film strain gage which is
mounted on a ceramic diaphragm.
The measuring cell is temperature-compensated.
Functions
The ZD pressure transmitter has a 5-digit display behind a glass
cover. The following data are shown on the display:
• Measured pressure
• Technical pressure dimension (default setting: bar)
• Limit violation in upward or downward direction, indicated by
LED and arrow symbols in the display
The pressure transmitter is set using the 3 input keys behind the
glass cover underneath the display.
The key "M" is used to select the operating mode. Following
modes of operation are available:
• Measured value
• Password
• Dimension
• Start and end of scale
• Upper and lower limit value
• Zero adjustment

Siemens FI 01 · 2009

2/17

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
ZD series for gage and absolute pressure

2

• Upper and lower current saturation limit
• Electrical damping

Rated conditions

The other two keys are used to set the values in the individual operating modes.

• Ambient temperature

-25 ... +85 °C (-13 ... +185 °F)

• Storage temperature

-40 ... +85 °C (-40 ... +185 °F)

Two LED indicators are fitted above the display to monitor the set
range and the status.

Medium conditions

The green LED signals that the measured pressure lies within the
set limits. The red LED lights up when the measured pressure
lies outside the set limits and when there is an error.

Ambient conditions

• Process temperature

-30 ... +100 °C (-22 ... +212 °F)

Degree of protection

IP65 to EN 60529

Electromagnetic compatibility
• Emitted interference and interference immunity

■ Technical specifications

To EN 61326/A1 appendix A
(1998)

SITRANS P pressure transmitters, ZD series

Displays and controls

Mode of operation

Display

LCD, max. 5 digits, digit height
9 mm

Decimal point

Freely parameterizable

Limit values

Freely parameterizable

Limit violation display

Red LED and message on LCD
(↑ symbol /↓ symbol in case of
limit violation in upward / downward direction)

Parameterization

With 3 keys

Units

mA or % or physical variable
(default setting: bar)
Other dimensions: mbar, kPa,
MPa, mmH20, mH20, psi, inH20,
mmHg, kg/cm², torr, atm
Between 0.1 and 100 s
(increment: 0.1 s) freely parameterizable

Measuring principle

Thin-film strain gage

Input
Measured variable

Gage and absolute pressure

Measured range

Resolution

0 ... 2 bar (0 ... 29 psi)

0.6 mbar (0.008 psi)

0 ... 10 bar (0 ... 145 psi)

3 mbar (0.044 psi)

0 ... 50 bar (0 ... 725 psi)

15 mbar (0.218 psi)

0 ... 200 bar (0 ... 2900 psi)

60 mbar (0.9 psi)

0 ... 400 bar (0 ... 5800 psi)

120 mbar (1.8 psi)

Measured range

Overload limit

0 ... 2 bar (0 ... 29 psi)

5 bar (72.5 psi)

0 ... 10 bar (0 ... 145 psi)

25 bar (363 psi)

0 ... 50 bar (0 ... 725 psi)

120 bar (1740 psi)

0 ... 200 bar (0 ... 2900 psi)

500 bar (7250 psi)

Weight

≈0.6 kg (≈1.32 lb)

0 ... 400 bar (0 ... 5800 psi)

600 bar (8700 psi)

Electrical connection

Range adjustment (turndown)

5:1

Using 2-pole plug connector with
M16x1.5-Cable inlet to
EN 175301-803A, plastic

Process connection

• Male thread G½B and female
thread G1/8B
• G½B to EN 837-1
• Female thread: ½-14 NPT

Output

Damping
Design

Output signal

4 ... 20 mA

Lower current limit

min. 3.6 mA

Upper current limit

max. 23 mA

Output protected against

Reversed polarity, overvoltage
and short-circuiting

Max. load

R B = (UH - 12 V) / 0.023 A

Voltage measurement

Linear rising

Measuring accuracy

To EN 60770-1

Error in measurement (including
non-linearity, hysteresis and repeatability, at 25 °C (77 °F))

< 0.25% of full-scale value (typical), max. 0.5%

• Field housing

Ø 80 mm (3.15 inch), stainless
steel mat. No. 1.4016

Adjustment time

< 100 ms

• Cover

Stainless steel, mat. No. 1.4016
with glass

Long-term drift

0.25% of full scale value/year

Influence of ambient temperature

< ±0.25%/10 K (< ±0.25%/10 K)
of full-scale value

Vibration influence
Power supply effect

0.05%/g to 500 Hz in all directions
(to IEC 68-2-64)

Version of housing/process connec- • Radial (type A), can be swiveled
tion
by max. ±120° (α)
• Axial (type B), can be swiveled
by max. ±360°
Material
Non-wetted parts materials

Wetted parts materials
• Measuring cell

Al2O3

• Gasket

Viton

• Process connection

Stainless steel, mat. No.
1.4571/316Ti

< ±0.01%/V of full-scale value
Power supply
Terminal voltage on pressure transmitter (UH)

12 ... 30 V DC

Certificate and approvals
Classification according to pressure
equipment directive 97/23/EC

2/18

Siemens FI 01 · 2009

For gases of fluid group 1 and liquids of fluid 1; complies with
requirements of article 3, paragraph 3 (sound engineering practice)

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
ZD series for gage and absolute pressure

■ Dimensional drawings
Ø 82 (3.23)
Ø 82 (3.23)

M16x1,5
or
½-NPT

M16x1,5
or
½-NPT

SW 27

a

G½B
EN 837-1

½-14 NPT

G½B

Type A

152 (5.98)

Ø 82 (3.23)

s

M

2

48,5 (1.91)

48,5 (1.91)

45 (1.77)

45 (1.77)

G1/8B

Type B

SITRANS P pressure transmitters, ZD series, dimensional drawing, dimensions in mm (inch)

■ Schematics
1 (+)
1

I0
2 (-)

2

UB
RL
I0

+
RL

UB

Power supply
Load
Output current

SITRANS P pressure transmitters, ZD series, connection diagram

Siemens FI 01 · 2009

2/19

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
ZD series for gage and absolute pressure

2

Selection and Ordering data

Order No. Ord. Code

Selection and Ordering data

SITRANS P pressure transmitters, ZD
series for gage and absolute pressure

7M F 1 5 8 0 -

Further designs

Conformity error 0.25%, range adjustment
1 : 5 (max. 1 : 10), housing and process
connection made of stainless steel,
membrane made of ceramic, 2-wire system,
output 4 ... 20 mA

7777 0

Input variable
Gage pressure

} 1

Absolute pressure

} 2

777

F)

Measured range
0 ... 2 bar
(0 ... 29 psi)

Span
0 ... 0.4 / 2 bar
(0 ... 5.8 / 29 psi)

0 ... 10 bar
(0 ... 145 psi)

}

D

0 ... 2 / 10 bar
(0 ... 5.8 / 145 psi)

}

E

0 ... 50 bar
(0 ... 725 psi)

0 ... 10 / 50 bar
(0 ... 145 / 725 psi)

}

F

0 ... 200 bar
(0 ... 2900 psi)

0 ... 40 / 200 bar
(0 ... 580 / 2900 psi)

}

G

0 ... 400 bar
(0 ... 5800 psi)

0 ... 80 / 400 bar
}
(0 ... 1160 / 5800 psi)

H

Design
Process connection vertically downwards,
thread in connector M16x1.5
Process connection horizontally to rear,
thread in connector M16x1.5
Process connection vertically downwards,
thread in connector ½"-14 NPT
Process connection horizontally to rear,
thread in connector ½"-14 NPT

2/20

Siemens FI 01 · 2009

Please add "Z" to Order No. and specify Order
code(s) and plain text.
Quality inspection certificate (Factory calibration) to IEC 60770-2 supplied

C1 1

Factory certificate
to EN 10204-2.2 supplied

C1 4

Oxygen application, oil and grease-free
cleaned
(only in conjunction with the sealing material
Viton between sensor and enclosure and only
in conjunction with measuring ranges >= 1
bar g and 1 bar abs)

E1 0

Sealing material FEP between sensor and
housing, instead of Viton
max. operating pressure 15 bar (218 psi),
max. measuring temperature -10 ... +50 °C

E2 0

Additional data
Please add "Z" to Order No. and specify Order
code(s) and plain text.

Z

Other version (on request)
add Order Code and plain text:
Process connection: ............
Process connection
G½B male thread and G1/8B female thread
G½B to EN 837-1
Female thread ½-14 NPT
G 1“ male thread

Order Code

}
F)
F)
F)

}

J1Y

A
B
C
M

Y0 1

TAG number made of stainless steel

Y1 5

Accessories

Order No.

Quality inspection certificate (Factory
calibration) to IEC 60770-2 supplied later,
specify factory of transmitter.

7MF1564-8CC11

} Available ex stock
1
2

}

Measuring range to be set,
specify in plain text:
Y01: ... up to ... mbar, bar, kPa, MPa, psi

3
4

F) Subject to export regulations AL: 9I999, ECCN: N.

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P Compact
for gage and absolute pressure

■ Overview

■ Application
The SITRANS P Compact pressure transmitter is designed for
the special requirements of the food, pharmaceutical and biotechnology industries.
The use of high-grade materials guarantees compliance with hygiene regulations.
The SITRANS P Compact pressure transmitter is available in
many versions. Exact adaptation of the pressure transmitter to
conditions at the place of use is thus possible

■ Design
The electronics is potted to protect it against moisture, corrosive
atmospheres and vibration.
Notes on operating the pressure transmitter
Compensation of internal atmospheric pressure

The SITRANS P Compact pressure transmitter is designed for
the special requirements of the food, pharmaceutical and biotechnology industries.
The use of high-grade materials guarantees compliance with hygiene regulations.

Compensation of the internal atmospheric pressure of the
SITRANS P Compact pressure transmitters is performed as follows:
• in the plug versions by means of the screwed gland (IP65)
• in the field housings by means of an integral sintered filter
(IP65) or a vented cable (IP67)
• in versions with cable outlet by means of a vented cable (IP67)
In the absolute pressure range there is no need for compensation with respect to atmospheric pressure.

Particular value has been placed on a high surface quality. It is
therefore possible, for example, to guarantee roughness values
down to Ra = 0.4 μm (1.57 ⋅ 10-5 inch) in the wetted area
(welded seam area Ra < 0.8 μm (3.15 ⋅ 10-5 inch)). The system
can be electropolished in addition.

Note: These degrees of protection are only achieved under the
following conditions:
• if the pressure transmitter is installed correctly
• if the screwed glands are securely tightened
• if the cable diameters agree with the nominal diameters of the
gaskets in the housing

A further important feature is the hygiene-based design of the
process connection by means of various aseptic connections.

Note: The integral EMC measures are only effective if the earth
connection is made correctly.

The completely welded stainless steel housing can be designed
up to degree of protection IP67.

CE marking

Using appropriate thermal decouplers, the SITRANS P Compact
pressure transmitter can be used for process temperatures up to
200 °C (392 °F).

■ Benefits
• Measuring ranges from 0 to 160 mbar (0 to 2.32 psi) to 0 to
40 bar (0 to 580 psi)
• Linearity error including hysteresis < +0.2% of full-scale value
• Piezo-resistive measurement system, vacuum-proof and overload-proof
• Hygiene-based design according to EHEDG, FDA and GMP
recommendations
• Material and surface quality according to hygiene requirements
• Wetted parts made of stainless steel; completely welded
• Signal output 4 to 20 mA (0 to 20 mA as option)
• Stainless steel housing with degree of protection IP65 (IP67 as
option)
• Process temperature up to 200 °C (392 °F)
• Explosion protection II 2G EEx [ib] IIC T6 to ATEX
• Easy and safe to clean

The CE marking of the pressure transmitter certifies compliance
with the guidelines of the European Council (9/336/EC), the EMC
law (13.11.1992), as well as the applicable generic standards.
Interference-free operation in systems and plants is achieved
only if the specifications for shielding, earthing, cable routing
and electrical isolation are observed during installation and assembly.
Hazardous areas
Note: Electrical equipment in hazardous areas must only be installed and operated by trained personnel.
Modifications to units and connections result in cancellation of
the explosion protection and guarantee.
With intrinsically-safe circuits, make sure that equipotential
bonding exists throughout the complete cabling inside and outside of the hazardous area. The limits specified in the ATEX approval must be observed.

Siemens FI 01 · 2009

2/21

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P Compact
for gage and absolute pressure

■ Function

2

Rated conditions

The process pressure acts on a piezo-resistive semiconductor
measuring bridge through a remote seal and a transmission liquid. The pressure transmitter converts the pressure values into a
load-independent current.
A compensation network makes the output signal largely independent of the ambient temperature. As a result of a specially
adapted remote seal connection with minimized volume, the influence of the process temperature on the output signal is
greatly reduced compared to a conventional screw connection.
The pressure transmitters can be powered with a non-regulated
DC voltage of 10 to 30 V. Output signals common to measuring
technology are available.

■ Technical specifications

Installation conditions
• Mounting position
• Ambient temperature

-10 ... +70 °C (14 ... 158 °F)

• Storage temperature

-10 ... +90 °C (14 ... 194 °F)

• Process temperature

Max. 200 °C (392 °F), depends
on design

• Degree of protection (to EN 60529) IP65, optional IP67
• Electromagnetic compatibility
- Emitted interference

To EN 50081 Part 1, issue 1993
(residential and industrial areas).
The unit has no own emissions.

- Interference immunity to

EN 50082 Part 2, issue March
1995 (industrial areas)

Pressure transmitters for food, pharmaceuticals and biotechnology
Design

Mode of operation
Measuring principle

Piezo-resistive

Input
Measured variable
Measured range

Any, vertical as standard

Ambient conditions

Gage or absolute pressure
0 ... 160 mbar (0 ... 2.32 psi)
...
0 ... 40 bar (0 ... 580 psi)

Weight (without remote seal)
• Field housing

≈ 460 g (≈ 1.01 lb)

• Housing with plug

≈ 200 g (≈ 0.44 lb)

Housing
• Designs

• Field housing IP65 or IP67, with
screwed gland
• Angled plug DIN 43650, IP65
• Cable connection, IP67
• Round plug connector M12,
IP65

• Material

Stainless steel, mat.
No. 1.4404/1.4305

Material of union nut

Polyamide (with electrical connection using plug or cable)
Electronics unit potted with silicone
Internal ventilation for measuring
ranges < 16 bar (< 232 psi),
through housing thread or connection cable depending on
design

Output
Output signal
• Two-wire system

4 ... 20 mA

• Three-wire system

0 ... 20 mA

Measuring accuracy

To EN 60770-1

Linearity error including hysteresis
(reference point adjustment)

≤ 0.2% of full-scale value

Adjustment accuracy

≤ ± 0.2% of full-scale value

Adjustment time

< 20 ms

Influence of ambient temperature
On th enclosure
• Zero

< 0.2%/10 K of full-scale value

• Measured span

< 0.2%/10 K of full-scale value

Process connection

On the process connection (remote
seal)

Zero error (depends on design)

• Versions

See Ordering data

• Material of coupling

Stainless steel, mat.
No. 1.4404/316L

• Flange remote seal
- DN 25 / 1"

4.8 mbar/10 K (0.070 psi/10 K)

Power supply

- DN 32 / 1¼”

2.3 mbar/10 K (0.033 psi/10 K)

Terminal voltage on transmitter

10 ... 30 V DC

- DN 40 / 1½”

1.6 mbar/10 K (0.023 psi/10 K)

Rated voltage

24 V DC

- DN 50 / 2"

0.6 mbar/10 K (0.009 psi/10 K)

Certificate and approvals

- DN 25 / 1"

9.5 mbar/10 K (0.138 psi/10 K)

Classification according to pressure
equipment directive
(DRGL 97/23/EC)

- DN 32 / 1¼”

4.1 mbar/10 K (0.060 psi/10 K)

• Clamp-on seal

- DN 40 / 1½”

3.9 mbar/10 K (0.057 psi/10 K)

- DN 50 / 2"

3.9 mbar/10 K (0.057 psi/10 K)

The zero error specified for the process connection should be considered as a guideline for a standard design. We will produce a detailed
system calculation on request. Systems with reduced remote seal errors
are available on request.

2/22

Siemens FI 01 · 2009

For gases of fluid group 1 and liquids of fluid group 1; complies
with the requirements of article 3,
paragraph 1 (appendix 1);
assigned to category III, conformity evaluation module H by the
TÜV Nord

Explosion protection
• Intrinsic safety "i"

TÜV 03 ATEX 2099 X

- Identification

Ex II 2G EEx ib IIC T6

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P Compact
for gage and absolute pressure
Selection and Ordering data

Order No.

Selection and Ordering data

Order No.

SITRANS P Compact pressure transmitters for pressure and absolute
pressure with diaphragm flush at front

7MF 8 0 1 0 -

SITRANS P Compact pressure transmitters for pressure and absolute
pressure with diaphragm flush at front

7MF 8 0 1 0 -

2-wire system
Process temperature up to 140 °C
(284 °F)
Accuracy: 0.2% of full-scale value
Output 4 ... 20 mA

1 7777 - 7777 777

2-wire system
Process temperature up to 140 °C
(284 °F)
Accuracy: 0.2% of full-scale value
Output 4 ... 20 mA

1 7777 - 7777 777

Diaphragm seal
with quick-release clamp
Milk pipe union to DIN 11851 with
slotted union nut
• DN 25
• DN 32
• DN 40
• DN 50
• DN 65
Milk pipe union to DIN 11851 with
threaded socket
• DN 25
• DN 32
• DN 40
• DN 50
• DN 65
Clamp connection to DIN 32676
• DN 25
• DN 40
• DN 50
Clamp connection to ISO 2852
• 1 inch
• 1½ inch
• 2 inch
• 2½ inch
IDF standard with slotted union nut
• 1 inch
• 1½ inch
• 2 inch
IDF standard with threaded socket
• 1 inch
• 1½ inch
• 2 inch
SMS standard with slotted union nut
• 1 inch
• 1½ inch
• 2 inch
SMS standard with threaded socket
• 1 inch
• 1½ inch
• 2 inch
DRD flange, without welding-type flange
• DN 50, PN 40
Varivent connection (Tuchenhagen)
• D = 50, for Varivent housing DN 25 and
1 inch
• D = 68, for Varivent housing
DN 40 ... DN 125 and 1½ ... 6 inch
Special version
(add Order code and plain text)

HM
HN
HP

Diaphragm seal
with aseptic connection
Aseptic screwed gland to DIN 11864-1,
form A,
with slotted union nut
• 1 inch
• 1½ inch
• 2 inch
• 2½ inch
Aseptic screwed gland to
DIN 11864-1, form A
with threaded socket
• 1 inch
• 1½ inch
• 2 inch
• 2½ inch
Aseptic screwed NEUMO
with slotted union nut1)
• DN 25
• DN 32
• DN 40
• DN 50
Aseptic screwed NEUMO
with threaded socket1)
• DN 25
• DN 32
• DN 40
• DN 50
Aseptic screwed NEUMO
with clamp connection, form R1)
• DN 25
• DN 32
• DN 40
• DN 50
Aseptic screwed NEUMO
with clamp connection, form V1)
• DN 25
• DN 32
• DN 40
• DN 50
Special version
(add Order code and plain text)

JH

Filling liquid
Vegetable oil

1

medicinal white oil

2

Food oil, FDA-listed

3

Special version
(add Order code and plain text)

9

AD
AE
AF
AG
AH

BD
BE
BF
BG
BH
CD
CF
CG
DM
DN
DP
DQ
EM
EN
EP
FM
FN
FP
GM
GN
GP

KF
KL
ZA

J1Y

Filling liquid
Vegetable oil

1

medicinal white oil

2

Food oil, FDA-listed

3

Special version
(add Order code and plain text)

9

Output signal
4 ... 20 mA
Special version
(add Order code and plain text)

Ord. code

Output signal
4 ... 20 mA

L1Y

PM
PN
PP
PQ

QM
QN
QP
QQ

RD
RE
RF
RG

SD
SE
SF
SG

TD
TE
TF
TG

UD
UE
UF
UG
ZA

J1Y

L1Y

1
9

Special version
(add Order code and plain text)
1)

Ord. code

M1 Y

Please specify as well:
Connections for pipes: R01, R02 or R03,
see table "Further designs" on next page

1
9

M1 Y

Siemens FI 01 · 2009

2/23

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P Compact
for gage and absolute pressure

2

Selection and Ordering data

Order No.

Selection and Ordering data

Order No.

SITRANS P Compact pressure transmitters for pressure and absolute
pressure with diaphragm flush at front

7MF 8 0 1 0 -

SITRANS P Compact pressure transmitters for pressure and absolute
pressure with diaphragm flush at front

7MF 8 0 1 0 -

2-wire system
Process temperature up to 140 °C
(284 °F)
Accuracy: 0.2% of full-scale value
Output 4 ... 20 mA

1 7777 - 7777 777

2-wire system
Process temperature up to 140 °C
(284 °F)
Accuracy: 0.2% of full-scale value
Output 4 ... 20 mA

1 7777 - 7777 777

Housing design (stainless steel mat.
No. 1.4404/316L) / electr. connection
Housing with angled plug to DIN 43650,
IP65

Ord. code

Measured range
1

Housing with round plug M12, IP65,
union nut made of polyamide

2

Housing with round plug M12, IP65,
union nut made of stainless steel

3

Stainless steel field housing (small) with
cable gland, IP65

4

Stainless steel field housing (small) with
cable gland, IP67
Internal ventilation for measuring ranges
< 10 bar (< 145 psi)

5

GA

-1 ... 9 bar g
30 bar g
(-14.5 ... 130.5 psi g) (435 psi g)
-1 ... 15 bar g
50 bar g
(-14.5 ... 217.6 psi g) (725 psi g)

GB

0 ... 1 bar a
(0 ... 14.5 psi a)
0 ... 1.6 bar a
(0 ... 23.2 psi a)
0 ... 2.5 bar a
(0 ... 36.3 psi a)
0 ... 4 bar a
(0 ... 58 psi a)
0 ... 6 bar a
(0 ... 87 psi a)

10 bar a
(145 psi a)
10 bar a
(145 psi a)
16 bar a
(232 psi a)
16 bar a
(232 psi a)
30 bar a
(435 psi a)

F)

HA

F)

HB

F)

HC

F)

HD

F)

HE

BC

0 ... 10 bar a
(0 ... 145 psi a)

30 bar a
(435 psi a)

F)

JA

BD

Special version
(add Order code and plain text)

F)

ZA

BE

Explosion protection
without
with, to ATEX 100a, II 2 G, EEx ib IIC T6

Overload pressure
2 bar g
(29 psi g)
2 bar g
(29 psi g)
6 bar g
(87 psi g)
6 bar g
(87 psi g)

0 ... 1 bar g
(0 ... 14.5 psi g)
0 ... 1.6 bar g
(0 ... 23.2 psi g)
0 ... 2.5 bar g
(0 ... 36.3 psi g)
0 ... 4 bar g
(0 ... 58 psi g)
0 ... 6 bar g
(0 ... 87 psi g)

10 bar g
(145 psi g)
10 bar g
(145 psi g)
16 bar g
(232 psi g)
16 bar g
(232 psi g)
30 bar g
(435 psi g)

CA

0 ... 10 bar g
(0 ... 145 psi g)
0 ... 16 bar g
(0 ... 232 psi g)
0 ... 25 bar g
(0 ... 363 psi g)
0 ... 40 bar g
(0 ... 580 psi g)

30 bar g
(435 psi g)
50 bar g
(725 psi g)
50 bar g
(725 psi g)
70 bar g
(1015 psi g)

DA

-160 ... 0 mbar g
(-2.32 ... 0 psi g)
-250 ... 0 bar g
(-3.73 ... 0 psi g)
-400 ... 0 bar g
(-5.8 ... 0 psi g)
-600 ... 0 bar g
(-8.7 ... 0 psi g)
-1 ... 0 bar g
(-14.5 ... 0 psi g)
-1 ... 0.6 bar g
(-14.5 ... 8.7 psi g)
-1 ... 1.5 bar g
(-14.5 ... 21.8 psi g)
-1 ... 3 bar g
(-14.5 ... 43.5 psi g)
-1 ... 5 bar g
(-14.5 ... 72.5 psi g)

2 bar g
(29 psi g)
2 bar g
(29 psi g)
6 bar g
(87 psi g)
6 bar g
(87 psi g)
10 bar g
(145 psi g)
10 bar g
(145 psi g)
16 bar g
(232 psi g)
16 bar g
(232 psi g)
30 bar g
(435 psi g)

EB

Siemens FI 01 · 2009

Overload pressure

(continued)

Measured range
0 ... 160 mbar g
(0 ... 2.32 psi g)
0 ... 250 mbar g
(0 ... 3.63 psi g)
0 ... 400 mbar g
(0 ... 5.8 psi g)
0 ... 600 mbar g
(0 ... 8.7 psi g)

2/24

Ord. code

BB

CB
CC
CD
CE

DB
DC
DD

EC
ED
EE
FA
FB
FC
FD
FE

Further designs

1
2
Order code

Please add "-Z" to Order No. and specify
Order code
Hygiene version
Roughness of process connection:
Foil Ra < 0.8 μm (3.15·10-8 inch);
Welded seams Ra < 1.5 μm
(5.9·10-8 inch)

P01

Integral cooling element
Process temperature max. 200 °C
(392 °F) instead of 140 °C (284 °F)

K01

Connections for pipe
Pipes to DIN 11850
ISO pipes to DIN 2463
Pipes to O. D. Tubing "BS 4825 Part 1"
Certificates
Quality inspection certificate (Factory
calibration) to IEC 60770-2

P1Y

R01
R02
R03
C11

Acceptance test certificate to
EN 10204-3.1
Use of FDA-listed remote seal filling liquids certified by factory certificate to
EN 10204-2.2

C12

Roughness depth measurement Ra
certified by factory certificate to
EN 10204-3.1

C18

Certification to EHEDG for clamp-on
seals with aseptic screwed gland
to DIN 11864

C19

C17

F) Subject to export regulations AL: 9I999, ECCN: N.

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P Compact
for gage and absolute pressure
Selection and Ordering data

Order No.

Selection and Ordering data

Order No.

SITRANS P Compact pressure transmitters for pressure and absolute
pressure with clamp-on remote seal

7MF 8 0 1 0 -

SITRANS P Compact pressure transmitters for pressure and absolute
pressure with clamp-on remote seal

7MF 8 0 1 0 -

2-wire system
Process temperature up to 140 °C
(284 °F)
Accuracy: 0.2% of full-scale value
Output 4 ... 20 mA

2 7777 - 7777 777

2-wire system
Process temperature up to 140 °C
(284 °F)
Accuracy: 0.2% of full-scale value
Output 4 ... 20 mA

2 7777 - 7777 777

Clamp-on remote seal (screwed gland
at both ends)
with quick-release clamps
Milk pipe union to DIN 11851 with
threaded socket
• DN 25
• DN 32
• DN 40
• DN 50
• DN 65
Clamp connection to DIN 32676
• DN 25
• DN 32
• DN 40
• DN 50
• DN 65
Clamp connection to ISO 28521)
• 1 inch
• 1½ inch
• 2 inch
• 2½ inch
Special version
(add Order code and plain text)

AD
AE
AF
AG
AH
CD
CE
CF
CG
CH
DM
DN
DP
DQ
ZA

J1Y

Filling liquid
Vegetable oil

1

Medicinal white oil

2

Food oil, FDA-listed

3

Special version
(add Order code and plain text)

9

Output signal
4 ... 20 mA
Special version
(add Order code and plain text)
1)

Ord. code

L1Y

1
9

M1 Y

Please note the internal diameter of the pipe. Please specify pipe classes
(see "Further designs")

Clamp-on seal
with aseptic connection
Aseptic screwed gland to
DIN 11864-1, form A
with threaded socket
• 1 inch
• 1½ inch
• 2 inch
Aseptic screwed NEUMO
with threaded socket1)
• DN 25
• DN 32
• DN 40
• DN 50
• DN 65
Aseptic screwed NEUMO
with clamp connection, form R1)
• DN 25
• DN 32
• DN 40
• DN 50
Aseptic screwed gland SÜDMO
with threaded socket W 501
• 1 inch
• 1½ inch
• 2 inch
Aseptic screwed gland SÜDMO
with clamp connection W 601
• 1 inch
• 1½ inch
• 2 inch
Special version
(add Order code and plain text)

QM
QN
QP

SD
SE
SF
SG
SH

TD
TE
TF
TG

VM
VN
VP

WM
WN
WP
ZA

J1Y

Filling liquid
Vegetable oil

1

medicinal white oil

2

Food oil, FDA-listed

3

Special version
(add Order code and plain text)

9

Output signal
4 ... 20 mA

L1Y

1
9

Special version
(add Order code and plain text)
1)

Ord. code

M1 Y

Please specify as well:
Connections for pipes: R01, R02 or R03,
see table "Further designs" on next page

Siemens FI 01 · 2009

2/25

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P Compact
for gage and absolute pressure

2

Selection and Ordering data

Order No.

Selection and Ordering data

Order No.

SITRANS P Compact pressure transmitters for pressure and absolute
pressure with clamp-on remote seal

7MF 8 0 1 0 -

SITRANS P Compact pressure transmitters for pressure and absolute
pressure with clamp-on remote seal

7MF 8 0 1 0 -

2-wire system
Process temperature up to 140 °C
(284 °F)
Accuracy: 0.2% of full-scale value
Output 4 ... 20 mA

2 7777 - 7777 777

2-wire system
Process temperature up to 140 °C
(284 °F)
Accuracy: 0.2% of full-scale value
Output 4 ... 20 mA

2 7777 - 7777 777

Housing design (stainless steel mat.
No. 1.4404/316L) / electr. connection
Housing with angled plug to DIN 43650,
IP65, union nut made of polyamide
Housing with round plug M12, IP65,
union nut made of polyamide
Housing with round plug M12, IP65,
union nut made of stainless steel

Ord. code

Measured range
(continued)

1

3

Stainless steel field housing (small) with
cable gland, IP65

4

Stainless steel field housing (small) with
cable gland, IP67
Internal ventilation for measuring ranges
< 10 bar (< 145 psi)

5

GB
F)

HA

F)

HB

F)

HC

F)

HD

F)

HE

BB

10 bar a
(145 psi a)
10 bar a
(145 psi a)
16 bar a
(232 psi a)
16 bar a
(232 psi a)
30 bar a
(435 psi a)

BC

0 ... 10 bar a
(0 ... 145 psi a)

30 bar a
(435 psi a)

F)

JA

BD

Special version
(add Order code and plain text)

F)

ZA

BE

Explosion protection
without
with, to ATEX 100a, II 2 G, EEx ib IIC T6

Overload pressure
2 bar g
(29 psi g)
2 bar g
(29 psi g)
6 bar g
(87 psi g)
6 bar g
(87 psi g)

0 ... 1 bar g
(0 ... 14.5 psi g)
0 ... 1.6 bar g
(0 ... 23.2 psi g)
0 ... 2.5 bar g
(0 ... 36.3 psi g)
0 ... 4 bar g
(0 ... 58 psi g)
0 ... 6 bar g
(0 ... 87 psi g)

10 bar g
(145 psi g)
10 bar g
(145 psi g)
16 bar g
(232 psi g)
16 bar g
(232 psi g)
30 bar g
(435 psi g)

CA

0 ... 10 bar g
(0 ... 145 psi g)
0 ... 16 bar g
(0 ... 232 psi g)
0 ... 25 bar g
(0 ... 363 psi g)
0 ... 40 bar g
(0 ... 580 psi g)

30 bar g
(435 psi g)
50 bar g
(725 psi g)
50 bar g
(725 psi g)
70 bar g
(1015 psi g)

DA

-160 ... 0 mbar g
(-2.32 ... 0 psi g)
-250 ... 0 bar g
(-3.73 ... 0 psi g)
-400 ... 0 bar g
(-5.8 ... 0 psi g)
-600 ... 0 bar g
(-8.7 ... 0 psi g)
-1 ... 0 bar g
(-14.5 ... 0 psi g)
-1 ... 0.6 bar g
(-14.5 ... 8.7 psi g)
-1 ... 1.5 bar g
(-14.5 ... 21.8 psi g)
-1 ... 3 bar g
(-14.5 ... 43.5 psi g)
-1 ... 5 bar g
(-14.5 ... 72.5 psi g)

2 bar g
(29 psi g)
2 bar g
(29 psi g)
6 bar g
(87 psi g)
6 bar g
(87 psi g)
10 bar g
(145 psi g)
10 bar g
(145 psi g)
16 bar g
(232 psi g)
16 bar g
(232 psi g)
30 bar g
(435 psi g)

EB

Siemens FI 01 · 2009

GA

0 ... 1 bar a
(0 ... 14.5 psi a)
0 ... 1.6 bar a
(0 ... 23.2 psi a)
0 ... 2.5 bar a
(0 ... 36.3 psi a)
0 ... 4 bar a
(0 ... 58 psi a)
0 ... 6 bar a
(0 ... 87 psi a)

Measured range
0 ... 160 mbar g
(0 ... 2.32 psi g)
0 ... 250 mbar g
(0 ... 3.63 psi g)
0 ... 400 mbar g
(0 ... 5.8 psi g)
0 ... 600 mbar g
(0 ... 8.7 psi g)

2/26

Overload pressure

-1 ... 9 bar g
30 bar g
(-14.5 ... 130.5 psi g)(435 psi g)
-1 ... 15 bar g
50 bar g
(-14.5 ... 217.6 psi g)(725 psi g)

2

Ord. code

CB
CC
CD
CE

DB
DC
DD

EC
ED
EE
FA
FB
FC
FD

Further designs

1
2
Order code

Please add "-Z" to Order No. and specify
Order code
Hygiene version
Roughness of process connection:
Foil Ra < 0.8 μm (3.15·10-8 inch);
Welded seams Ra < 1.5 μm
(5.9·10-8 inch)

P01

Integral cooling element
Process temperature max. 200 °C
(392 °F) instead of 140 °C (284 °F)

K01

Connections for pipe
Pipes to DIN 11850
ISO pipes to ISO 2463
Pipes to O. D. Tubing "BS 4825 Part 1"
Certificates
Quality inspection certificate (Factory
calibration) to IEC 60770-2

R01
R02
R03
C11

Acceptance test certificate to
EN 10204-3.1
Use of FDA-listed remote seal filling liquids certified by factory certificate
to EN 10204-2.2

C12

Roughness depth measurement Ra
certified by factory certificate
to EN 10204-3.1

C18

Certification to EHEDG for clamp-on
seals with aseptic screwed gland
to DIN 11864

C19

C17

F) Subject to export regulations AL: 9I999, ECCN: N.

FE

P1Y

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P Compact
for gage and absolute pressure

■ Dimensional drawings
Housing
Round plug with
screw connection M12
Degree of protection IP65

2

For cable diam.
4 ... 10 (0.18 ... 0.39)

94 (3.7)

74,5 (2.93)

107,5 (4.23)

30 (1.18)

9 (0.35)

22,5
(0.9)
» 132 (5.2)

38,5 (1.52)
74,5 (2.93)

124,5 (4.9)

74,5 (2.93)

» 50 (1.97)

39 (1.53)

» 8 (0.3)

For cable diam.
4.5 ... 10 (0.18 ... 0.39)

ø 50
(diam. 1.97)

Cable connection
Degree of protection IP67
(cable ventilation)

Angled plug to
DIN 43 650
Degree of protection IP65

74,5 (2.93)

Fieldhousing
stainless steel
Degree of protection IP65
IP67 as alternative

Thermal decoupler
for process temperature
up to 200 °C (392 °F)

Process connections
Standard

Food screwed gland
Union nut
to DIN 11 851
DN 25 ... 65

Clamp connection
to DIN 32 676
ISO 2852
DN 25 ... 65
1” ... 2½”

Pipe-screwed gland
(food)
Round thread
to DIN 11 851
DN 25 ... 65

Pipe clamp connection
to DIN 32 676
DN 25 ... 100
to ISO 2853
1” ... 2½”

Clamp connection
Neumo, Südmo, Guth
DN 25 ... 50
1” ... 2”

Pipe screwed gland (aseptic)
Round thread
DIN 11 864-1
Neumo, Südmo, Guth
DN 25 ... 65
1” ... 2”

Pipe clamp connection
Neumo, Südmo, Guth
DN 25 ... 65
1” ... 2”

Aseptic

Aseptic screwed gland
Round thread
Neumo, Südmo, Guth
DIN 11 864-1
DN 25 ... 65
1” ... 2”

SITRANS P, dimensions in mm (inch)

■ Schematics
Field housing

Angled plug

Cable connection
0V

0V

brown
yellow
green

Two-wire system
24 V
24 V

Round plug
4 black

1 brown

2 white

SITRANS P Compact, connection diagram

Siemens FI 01 · 2009

2/27

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure

■ Overview

2

The SITRANS P300 is a digital pressure transmitter for gage and
absolute pressure. All conventional thread versions are available
as process connections. In addition, various hygiene-based
connections and flange connections with front-flush diaphragms
meet the requirements of a dead space free process connection.
The output signal is a load-independent direct current from 4 to
20 mA or a PROFIBUS PA signal, which is linearly proportional to
the input pressure. Communication is over HART protocol or
over PROFIBUS PA interface. Convenient buttons for easy local
operation of the basic settings of the pressure transmitter.
The SITRANS P300 has a single-chamber stainless steel casing.
The pressure transmitter is approved with "intrinsically safe" type
of protection It can be used in zone 1 or zone 0.

With appropriate parameter settings, it can also be used for the
following additional measurement types:
• Level
• Volume
• Mass
The "intrinsically-safe" EEx version of the transmitter can be installed in hazardous areas (zone 1). The transmitters are provided with an EC type examination certificate and comply with
the respective harmonized European standards of ATEX.
Gage pressure

■ Benefits
• High quality and long life
• High reliability even under extreme chemical and mechanical
loads
• Extensive diagnosis and simulation functions
• Minimum conformity error
• Small long-term drift
• Wetted parts made of high-grade materials (such as stainless
steel, Hastelloy)
• Measuring range 8 mbar to 400 bar
• High measuring accuracy
• Parameterization over control keys and HART communication
or PROFIBUS PA communication

■ Application
The pressure transmitter is available in versions for gage pressure and for absolute pressure. The output signal is always a
load-independent direct current from 4 to 20 mA or a
PROFIBUS PA signal, which is linearly proportional to the input
pressure. The pressure transmitter measures aggressive, nonaggressive and hazardous gases, as well as vapors and liquids.

2/28

It can be used for the following measurement types:
• Gage pressure
• Absolute pressure

Siemens FI 01 · 2009

This variant measures aggressive, non-aggressive and hazardous gases, vapors and liquids.
The smallest measuring span is 10 mbar g, the largest 400 bar g.
Level
With appropriate parameter settings, the gage pressure variant
measures the level of aggressive, non-aggressive and hazardous liquids.
For measuring the level in an open container you require one device; for measuring the level in a closed container, you require
two devices and a process control system.
Absolute pressure
This variant measures the absolute pressure of aggressive, nonaggressive and hazardous gases, vapors and liquids.
The smallest measuring span is 8 mbar a, the largest 30 bar a.

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure

■ Design
The device comprises:
• Electronics
• Housing
• Measuring cell

■ Function
Operation of the electronics with HART communication
9

8

2

2

0 0 00 0
00

M

10

5

4

3

mC

IA, UH
7

HART interface
EEPROM

6

Electronics
1
Sensor
Pe

Perspective view of the SITRANS P300

The housing has a screw-on cover (3), with or without an inspection window depending on the version. The electrical terminal
housing, the buttons for operation of the device and, depending
on the version, the digital display are located under this cover.
The connections for the auxiliary power UH and the shield are in
the terminal housing. The cable gland is mounted on the side of
the housing. The measuring cell with the process connection (5)
is located on the underside of the housing. Depending on the
version of the device, the measuring cell with the process connection may differ from the one shown in the diagram.

1
2
3
4
5
6
7
8
9
10
IA
UH
Pe

EEPROM

6

Measuring cell

Measuring cell sensor
Instrument amplifier
Analog-to-digital converter
Microcontroller
Digital-to-analog converter
One non-volatile memory each in the measuring cell and electronics
HART interface
Three input keys (local operation)
Digital display
Diode circuit and connection for external ammeter
Output current
Power supply
Input variable

Function diagram of electronics

The input pressure is converted into an electrical signal by the
sensor (1). This signal is amplified by the measuring amplifier (2)
and digitalized in an analog to digital converter (3). The digital
signal is analyzed in a microcontroller (4) and corrected with regard to linearity and thermal characteristics. In a digital to analog converter (5) it is then converted into the output current of 4
to 20 mA. A diode circuit provides reverse voltage protection.
You can make an uninterrupted current measurement with a lowohm ammeter at the connection (10). The data specific to the
measuring cell, the electronic data and parameter settings are
stored in two non-volatile memories (6). The first memory is
linked with the measuring cell, the second with the electronics.
The buttons (8) can be used to call up individual functions, socalled modes. If you have a device with a digital display (9), you
can use this to track mode settings and other messages. The basic mode settings can be changed with a computer via the HART
modem (7).

Siemens FI 01 · 2009

2/29

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
Operation of the electronics with PROFIBUS PA communication
9

3

4

5

mC

EEPROM

6

Electronics
1

6

pe

7

Power
supply
unit

Coupler

11
12

5

EEPROM

1

pe

Input variable

Power
supply
unit

6

6

pe

9
10
11
12

Power supply
10

Electronics

BusMaster

Three input keys
(local operation)
Digital display
Power supply
DP/PA coupler or link
Bus master

7
FF
interface

Coupler

Sensor

8

4

Power supply
10

Measuring cell

Measuring cell sensor
Instrument amplifier
Analog-to-digital converter
Microcontroller
Electrical isolation
One non-volatile memory
each in the measuring cell
and electronics
PROFIBUS-PA interface

3

mC

EEPROM

Sensor

1
2
3
4
5
6

2

7
PA
interface

PROFIBUS-DP

2

0 0 00 0
00

M

PROFIBUS-PA

M

9

8

0 0 00 0
00

1
2
3
4
5
6
7

EEPROM

8

2

Mode of operation of the FOUNDATION Fieldbus
electronics

Measuring cell

Measuring cell sensor
Instrument amplifier
Analog-to-digital converter
Microcontroller
Electrical isolation
One non-volatile memory
each in the measuring cell
and electronics
FF interface

8
9
10

Three input keys
(local operation)
Digital display
Power supply

pe

Input variable

Function diagram of electronics

Function diagram of electronics

The input pressure is converted into an electrical signal by the
sensor (1). This signal is amplified by the measuring amplifier (2)
and digitalized in an analog to digital converter (3). The digital
signal is analyzed in a microcontroller (4) and corrected with regard to linearity and thermal characteristics. It is then made
available at the PROFIBUS PA over an electrically isolated
PROFIBUS PA interface (7). The data specific to the measuring
cell, the electronic data and parameter settings are stored in two
non-volatile memories (6). The first memory is linked with the
measuring cell, the second with the electronics.

The bridge output voltage created by the sensor (1, Figure
"Function diagram of electronics") is amplified by the instrument
amplifier (2) and digitized in the analog-to-digital converter (3).
The digital information is evaluated in the microcontroller, its linearity and temperature response corrected, and provided on the
FOUNDATION Fieldbus through an electrically isolated
FOUNDATION Fieldbus Interface (7).

The buttons (8) can be used to call up individual functions, socalled modes. If you have a device with a digital display (9), you
can use this to track mode settings and other messages. The basic mode settings can be changed with a computer over the bus
master (12).

The data specific to the measuring cell, the electronics data, and
the parameter data are stored in the two non-volatile memories
(6). The one memory is coupled to the measuring cell, the other
to the electronics. As the result of this modular design, the electronics and the measuring cell can be replaced separately from
each other.
Using the three input keys (8) you can parameterize the pressure
transmitter directly at the point of measurement. The input keys
can also be used to control the view of the results, the error messages and the operating modes on the digital display (9).
The results with status values and diagnostic values are transferred by cyclic data transmission on the FOUNDATION
Fieldbus. Parameterization data and error messages are transferred by acyclic data transmission. Special software such as
National Instruments Configurator is required for this.
Mode of operation of the measuring cells
The process connections available include the following:
• G½
• ½-14 NPT
• Front-flush diaphragm:
- Flanges to EN
- Flanges to ASME
- NuG and pharmaceutical connections

2/30

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
Measuring cell for gage pressure

Measuring cell for gage pressure, front-flush diaphragm

1

1

6

5

5
2

4

2

4

3

pe

1
2
3
4
5
6
pe

Reference pressure
Measuring cell
Process connection
Seal diaphragm
Filling liquid
Relative pressure sensor
Pressure as input variable

Measuring cell for gage pressure, function chart

The input pressure (pe) is transferred to the gage pressure sensor (6) via the seal diaphragm (4) and the filling liquid (5), displacing its measuring diaphragm. The displacement changes
the resistance value of the four piezo resistors in the measuring
diaphragm in a bridge circuit. The change in the resistance
causes a bridge output voltage proportional to the input pressure.
The transmitters with spans ≤ 63 bar measure the input pressure
against atmosphere, those with spans ≥ 160 bar against
vacuum.
Measuring cell for absolute pressure

1
2
3
4
5
pe

Reference pressure
Measuring cell
Seal diaphragm
Filling liquid
Relative pressure sensor
Pressure as input variable

3

SH
Measuring cell for gage pressure, front-flush diaphragm, function chart

The input pressure (pe) is transferred to the gage pressure sensor (6) via the seal diaphragm (4) and the filling liquid (5), displacing its measuring diaphragm. The displacement changes
the resistance value of the four piezo resistors in the measuring
diaphragm in a bridge circuit. The change in the resistance
causes a bridge output voltage proportional to the input pressure.
The transmitters with spans ≤ 63 bar measure the input pressure
against atmosphere, those with spans ≥ 160 bar against
vacuum.
Measuring cell for absolute pressure, front-flush diaphragm

1

5
4

4

3

1

2

pe

1
2
3
4
5
pe

3

Measuring cell
Process connection
Seal diaphragm
Filling liquid
Absolute pressure sensor
Pressure as input variable

Measuring cell for absolute pressure, function chart

The input pressure (pe) is transferred to the absolute pressure
sensor (5) via the seal diaphragm (3) and the filling liquid (4),
displacing its measuring diaphragm. The displacement
changes the resistance value of the four piezo resistors in the
measuring diaphragm in a bridge circuit. The change in the resistance causes a bridge output voltage proportional to the input
pressure.

1
2
3
4
pe

Measuring cell
Seal diaphragm
Filling liquid
Absolute pressure sensor
Pressure as input variable

2

SH
Measuring cell for absolute pressure, front-flush diaphragm, function
chart

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure

2

The input pressure (pe) is transferred to the absolute pressure
sensor (5) via the seal diaphragm (3) and the filling liquid (4),
displacing its measuring diaphragm. The displacement
changes the resistance value of the four piezo resistors in the
measuring diaphragm in a bridge circuit. The change in the resistance causes a bridge output voltage proportional to the input
pressure.

Adjustable parameters on SITRANS P300 with HART communication
Parameters

Input keys

HART communication

Start of scale

x

x

Full-scale value

x

x

Parameterization of SITRANS P300

Electrical damping

x

x

Depending on the version, there are a range of options for parameterizing the pressure transmitter and for setting or scanning
the parameters.

Start-of-scale value without application
of a pressure ("Blind setting")

x

x

Full-scale value without application of a x
pressure ("Blind setting")

x

Parameterization using the input keys (local operation)
With the input keys you can easily set the most important parameters without any additional equipment.
Parameterization using HART communication
Parameterization using HART communication is performed with
a HART communicator or a PC.
+
230 ... 1100 W

SITRANS P
transmitter

Power supply

HART
communicator

Communication between a HART communicator and a pressure transmitter

When parameterizing with the HART communicator, the connection is made directly to the 2-wire system.

230 ... 500 W

SITRANS P
transmitter

Power supply

PC or
laptop

HART
modem

RS 232

Zero adjustment

x

x

Current transmitter

x

x

Fault current

x

x

Disabling of keys, write protection

x

x1)

Type of dimension and actual dimension x

x

Input of characteristic

x

Freely-programmable LCD

x

Diagnostics functions

x

1)

Cancel apart from write protection

Diagnostic functions for SITRANS P300 with HART communication
• Zero correction display
• Event counter
• Limit transmitter
• Saturation alarm
• Slave pointer
• Simulation functions
• Maintenance timer
Available physical units of display for SITRANS P300 with HART
communication
Physical variable

Physical dimensions

Pressure (setting can also be made
in the factory)

Pa, MPa, kPa, bar, mbar, torr, atm,
psi, g/cm2, kg/cm2, inH2O, inH2O
(4 °C), mmH2O, ftH2O (20 °C),
inHg, mmHg

Level (height data)

m, cm, mm, ft, in

Volume

m3, dm3, hl, yd3, ft3, in3, US gallon, lmp. gallon, bushel, barrel,
barrel liquid

Mass

g, kg, t, lb, Ston, Lton, oz

HART communication between a PC communicator and a pressure
transmitter

When parameterizing with a PC, the connection is made through
a HART modem.
The signals needed for communication in conformity with the
HART 5.x or 6.x protocols are superimposed on the output current using the Frequency Shift Keying (FSK) method.

2/32

Siemens FI 01 · 2009

Temperature

K, °C, °F, °R

Miscellaneous

%, mA

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
Parameterization through PROFIBUS PA interface

Hygiene version

Fully digital communication through PROFIBUS PA, profile 3.0, is
particularly user-friendly. The PROFIBUS puts the DS III PA is in
connection with a process control system, e.g. SIMATIC PSC 7.
Communication is possible even in a potentially explosive environment.

In the case of the SITRANS P300 with 7MF812.-... front-flush diaphragm, selected connections comply with the requirements of
the EHEDG or 3A. You will find further details in the order form.
Please note in particular that the seal materials used must comply with the requirements of 3A. Similarly, the filling liquids used
must be FDA-compliant.

For parameterization through PROFIBUS you need suitable software, e.g. SIMATIC PDM (Process Device Manager).
Parameterization through FOUNDATION Fieldbus Interface
Fully digital communication through FOUNDATION Fieldbus is
particularly user-friendly. Through the FOUNDATION Fieldbus
the P300 FF is connected to a process control system. Communication is possible even in a potentially explosive environment.
For parameterization through the FOUNDATION Fieldbus you
need suitable software, e.g. National Instruments Configurator.
Adjustable parameters for P300 PA and FF
Parameters

Input keys
PROFIBUS PA and
(DS III HART) FOUNDATION
Fieldbus interface

Electrical damping

x

x

Zero adjustment (correction of x
position)

x

Key and/or function disabling

x

x

Source of measured-value dis- x
play

x

Physical dimension of display

x

x

Position of decimal point

x

x

Bus address

x

x

Adjustment of characteristic

x

x

Input of characteristic

x

Freely-programmable LCD

x

Diagnostics functions

x

Diagnostic functions for P300 PA and FF
• Event counter
• Slave pointer
• Maintenance timer
• Simulation functions
• Display of zero correction
• Limit transmitter
• Saturation alarm
Physical dimensions available for the display
Physical variable

Physical dimensions

Pressure (setting can also
be made in the factory)

MPa, kPa, Pa, bar, mbar, torr, atm, psi,
g/cm2, kg/cm2, mmH2O, mmH2O (4 °C),
inH2O, inH20 (4 °C), ftH2O (20 °C), mmHg,
inHg

Level (height data)

m, cm, mm, ft, in, yd

Volume

m3, dm3, hl, yd3, ft3, in3, US gallon, lmp.
gallon, bushel, barrel, barrel liquid

Volume flow

m3/s, m3/min, m3/h, m3/d, l/s, l/min, l/h, l/
d, Ml/d, ft3/s, ft3/min, ft3/h, ft3/d, US gallon/s, US gallon/min, US gallon/h, US gallon/d, bbl/s, bbl/min, bbl/h, bbl/d

Mass flow

g/s, g/min, g/h, g/d, kg/s, kg/min, kg/h,
kg/d, t/s, t/min, t/h, /t/d, lb/s, lb/min, lb/h,
lb/d, STon/s, STon/min, STon/h, STon/d,
LTon/s, LTon/min, LTon/h, LTon/d

Total mass flow

t, kg, g, lb, oz, LTon, STon

Temperature

K, °C, °F, °R

Miscellaneous

%

Siemens FI 01 · 2009

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2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure

■ Technical specifications
F

SITRANS P300 for gage pressure and absolute pressure
HART

2

PROFIBUS PA and FOUNDATION Fieldbus

Gage pressure input
Measured variable

Gage pressure

Spans (infinitely adjustable) or
nominal measuring range and
max. pemissible test pressure

Span

Max. perm. test pressure

Nominal measuring
range

Max. perm. test pressure

0.01 ... 1 bar g
(0.15 ... 14.5 psi g)

6 bar g
(87 psi g)

1 bar g
(14.5 psi g)

6 bar g
(87 psi g)

0.04 ... 4 bar g
(0.58 ... 58 psi g)

10 bar g
(145 psi g)

4 bar g
(58 psi g)

10 bar g
(145 psi g)

0.16 ... 16 bar g
(2.3 ... 232 psi g)

32 bar g
(464 psi g)

16 bar g
(232 psi g)

32 bar g
(464 psi g)

0.6 ... 63 bar g
(9.1 ... 914 psi g)

100 bar g
(1450 psi g)

63 bar g
(914 psi g)

100 bar g
(1450 psi g)

1.6 ... 160 bar g
(23.2 ... 2321 psi g)

250 bar g
(3626 psi g)

160 bar g
(2321 psi g)

250 bar g
(3626 psi g)

4.0 ... 400 bar g
(58 ... 5802 psi g)

600 bar g
(8700 psi g)

400 bar g
(5802 psi g)

600 bar g
(8700 psi g)

Depending on the process connection, the span
may differ from these values

Depending on the process connection, the nominal measuring range may differ from these values

Lower measuring limit
• Measuring cell with silicone oil

30 mbar a (0.44 psi a)

Upper measuring limit
• Measuring cell with silicone oil

100% of max. span

100% of the max. nominal measuring range

Absolute pressure input
Measured variable

Absolute pressure

Spans (infinitely adjustable) or
nominal measuring range and
max. pemissible test pressure

Span

Max. perm. test pressure

Nominal measuring
range

Max. perm. test pressure

8 ... 250 mbar a
(0.12 ... 3.6 psi a)

6 bar a
(87 psi a)

250 mbar a
(3.6 psi a)

6 bar a
(87 psi a)

0.043 ... 1.30 bar a
(0.62 ... 19 psi a)

10 bar a
(145 psi a)

1.30 bar a
(19 psi a)

10 bar a
(145 psi a)

0.16 ... 5 bar a
(2.3 ... 73 psi a)

30 bar a
(435 psi a)

5 bar a
(73 psi a)

30 bar a
(435 psi a)

1 ... 30 bar a
(14.5 ... 435 psi a)

100 bar a
(1450 psi a)

30 bar a
(435 psi a)

100 bar a
(1450 psi a)

Lower measuring limit
• Measuring cell with silicone oil

0 mbar a (0 psi a)

Upper measuring limit
• Measuring cell with silicone oil

100% of max. span

100% of the max. nominal measuring range

Input of gage pressure, with front-flush diaphragm
Measured variable

Gage pressure, front-flush

Spans (infinitely adjustable) or
nominal measuring range and
max. pemissible test pressure

Span

Max. perm. test pressure

Nominal measuring
range

Max. perm. test pressure

0.01 ... 1 bar g
(0.145 ... 14.5 psi g)

6 bar g
(87 psi g)

1 bar g
(14.5 psi g)

6 bar g
(87 psi g)

0.04 ... 4 bar g
(0.58 ... 58 psi g)

10 bar g
(145 psi g)

4 bar g
(58 psi g)

10 bar g
(145 psi g)

0.16 ... 16 bar g
(2.32 ... 232 psi g)

32 bar g
(464 psi g)

16 bar g
(232 psi g)

32 bar g
(464 psi g)

0.6 ... 63 bar g
(9.14 ... 914 psi g)

100 bar g
(1450 psi g)

63 bar g
(914 psi g)

100 bar g
(1450 psi g)

Lower measuring limit

-100 mbar g (-1.45 psi g)

Upper measuring limit
• Measuring cell with silicone oil

2/34

Siemens FI 01 · 2009

100% of max. span

100% of the max. nominal measuring range

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
SITRANS P300 for gage pressure and absolute pressure
HART

PROFIBUS PA and FOUNDATION Fieldbus

Input of absolute pressure, with front-flush diaphragm
Measured variable

Absolute pressure (front-flush)

Spans (infinitely adjustable) or
nominal measuring range and
max. pemissible test pressure

Span

Max. perm. test pressure

Nominal measuring
range

Max. perm. test pressure

43 ... 1300 mbar a
(0.62 ... 18.9 psi a)

10 bar a
(145 psi a)

1300 mbar a
(18.9 psi a)

10 bar a
(145 psi a)

0.16 ... 5 bar a
(2.32 ... 72.5 psi a)

30 bar a
(435 psi a)

5 bar a
(72,5 psi a)

30 bar a
(435 psi a)

1 ... 30 bar a
(14.5 ... 435 psi a)

100 bar a
(1450 psi a)

30 bar a
(435 psi a)

100 bar a
(1450 psi a)

Depending on the process connection, the span
may differ from these values
Lower measuring limit

Depending on the process connection, the nominal measuring range may differ from these values

0 bar a (0 psi a)

Upper measuring limit
• Measuring cell with silicone oil

100% der max. Messspanne

100% des max. Nennmessbereichs

Output signal

4 ... 20 mA

Digital PROFIBUS PA signal

Physical bus

-

IEC 61158-2

With polarity reversal protection

No

Yes

Electrical damping T63 (step width 0.1 s)

Set to 0.1 s (0 ... 100 s)

Accuracy

To EN 60770-1

Reference conditions
(All error data refer always refer to the set
span)

Increasing characteristic, start-of-scale value 0 bar, stainless steel seal diaphragm, measuring cell
with silicone oil, room temperature 25 °C (77 °F), span ratio (r = max. span / set span)

Output

Measurement deviation with cut-off point setting, including hysteresis and repeatability.
Gage pressure

Absolute
pressure

(Absolute
pressure,
frontflushed)

Linear characteristic curve
• r ≤ 10

≤ (0.0029 ⋅ r + 0.071)%

≤ 0,1%

≤ 0,2%

• 10 < r ≤ 30

≤ (0.0045 ⋅ r + 0.071)%

≤ 0,2%

≤ 0,4%

-

-

• 30 < r ≤ 100

≤ (0.005 ⋅ r + 0.05)%

Settling time T63 without electrical damping

Approx. 0.2 s

Long-term drift at ± 30 °C (± 54 °F)

≤ (0.25 ⋅ r)%/5 years

≤ (0.1 ⋅ r)%/year

Gage pressure

Absolute
pressure

(Absolute
pressure,
frontflushed)

≤ 0,075%

≤ 0,1%

≤ 0,2%

≤ 0.25%/5 years

≤ 0.1%/year

Influence of ambient temperature
• at -10 ... +60 °C (14 ... 140 °F)

≤ (0.1 ⋅ r +0.2)%

≤ (0.2 ⋅ r
+0.3)%

≤ 0,3%

• at -40 ... -10 °C and +60 ... +85 °C
(-40 ... 14 °F and 140 ... 185 °F)

≤ (0.1 ⋅ r + 0.15)% / 10 K

≤ (0.2 ⋅ r + ≤ 0.25%/10 K
0.3)%/10 K

≤ 0,5%
≤ 0.5%/
10 K

Influence of the medium temperature (only
with front-flush diaphragm)
• Temperature difference between medium
temperature and ambient temperature

3 mbar/10 K (0.04 psi/10 K)

Siemens FI 01 · 2009

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2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
SITRANS P300 for gage pressure and absolute pressure
HART

PROFIBUS PA and FOUNDATION Fieldbus

Rated operating conditions

2

Installation conditions
Ambient temperature

Observe the temperature class in areas subject to explosion hazard.

• Measuring cell with silicone oil

-40 ... +85 °C (-40 ... +185 °F)

• Measuring cell with Neobee oil (with frontflush diaphragm)

-10 ... +85 °C (14 ... +185 °F)

• Measuring cell with inert liquid (not with
front-flush diaphragm)

-20 ... +85 °C (-4 ... +185 °F)

• Digital display

-30 ... +85 °C (-22 ... +185 °F)

• Storage temperature

-50 ... +85 °C (-58 ... +185 °F)
(with Neobee: -20 ... +85 °C (-4 ... +185 °F)

Climatic class
Condensation

Permissible

Degree of protection to EN 60529

IP65, IP68, NEMA X, enclosure cleaning, resistant to lyes, steam to 150° C (302 °F)

Electromagnetic compatibility
• Emitted interference and interference immunity To EN 61326 and NAMUR NE 21
Medium conditions
Process temperature
• Measuring cell with silicone oil

-40 ... +100 °C (-40 ... +212 °F)

• Measuring cell with silicone oil (with frontflush diaphragm)

-40 ... +150 °C (-40 ... +302 °F)

• Measuring cell with Neobee oil (with frontflush diaphragm)

-40 ... +150 °C (-40 ... +302 °F)

• Measuring cell with silicone oil, with temper- -40 ... +200 °C (-40 ... +392 °F)
ature isolator (only with front-flush diaphragm)
• Measuring cell with inert liquid

-20 ... +100 °C (-4 ... +212 °F)

• Measuring cell with high temperature oil

-10 ... +250 °C (14 ... +482 °F)

Design (standard version)
Weight (without options)

Approx. 800 g (1.8 lb)

Housing material

Stainless steel, mat. No. 1.4301/304

Material of parts in contact with the medium
• Connection shank

Stainless steel, mat. No. 1.4404/316L or Hastelloy C276, mat. No. 2.4819

• Oval flange

Stainless steel, mat. No. 1.4404/316L

• Seal diaphragm

Stainless steel, mat. No. 1.4404/316L or Hastelloy C276, mat. No. 2.4819

• Measuring cell filling

• Silicone oil
• Inert filling liquid

Process connection

• G½B to DIN EN 837-1
• Female thread ½-14 NPT
• Oval flange PN 160 (MWP 2320 psi) with fastening thread:
- 7/16-20 UNF to IEC 61518
- M10 as per DIN 19213

Design (version with front-flush diaphragm)
Weight (without options)

Approx. 1 ... 13 kg (2.2 ... 29 lb)

Housing material

Stainless steel, mat. No. 1.4301/304

Material of parts in contact with the medium
• Process connection

Stainless steel, mat. No. 1.4404/316L

• Seal diaphragm

Stainless steel, mat. No. 1.4404/316L

• Measuring cell filling

• Silicone oil
• Inert filling liquid
• FDA compliant fill fluid (Neobee oil)

Process connection

• Flanges as per EN and ASME
• F&B and pharmaceutical flanges

2/36

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
SITRANS P300 for gage pressure and absolute pressure
HART

PROFIBUS PA and FOUNDATION Fieldbus

Terminal voltage on transmitter

10.5 ... 42 V DC
for intrinsically safe operation: 10.5 ... 30 V DC

Supplied through bus

Separate power supply

-

Not necessary

Power supply UH

2

Bus voltage
• Without EEx

-

9 ... 32 V

• For intrinsically-safe operation

-

9 ... 24 V

Current consumption
• Max. basic current

-

12.5 mA

• Startup current ≤ basic current

-

Yes

• Max. fault current in the event of a fault

-

15.5 mA

Fault disconnection electronics (FDE)

-

Available

Certificate and approvals
Classification according to pressure equipment directive (DRGL 97/23/EC)

For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of Article 3, paragraph 3 (sound engineering practice)

Water, waste water

Available soon

Explosion protection
Intrinsic safety "i"

PTB 05 ATEX 2048

Identification

Ex II 1/2 G EEx ia/ib IIB/IIC T4, T5, T6

Permissible ambient temperature
• Temperature class T4

-40 ... +85 °C (-40 ... +185 °F)

• Temperature class T5

-40 ... +70 °C (-40 ... +158 °F)

• Temperature class T6

-40 ... +60 °C (-40 ... +140 °F)

Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW, Ri = 300 Ω

To certified intrinsically-safe circuits with maximum values:
FISCO supply unit:
Ui = 17.5 V, Ii = 380 mA, Pi = 5.32 W
Linear barrier:
Ui = 24 V, Ii = 250 mA, Pi = 1.2 W

Effective inner capacitance:

Ci = 6 nF

Ci = 1.1 nF

Effective inner inductance:

Li = 0.4 mH

Li ≤ 7 μH

Explosion protection to FM for USA and
Canada (cFMUS)
• Identification (DIP) or (IS); (NI)

Certificate of Compliance 3025099
CL I, DIV 1, GP ABCD T4 ... T6; CL II, DIV 1, GP EFG; CL III; CL I, ZN 0/1 AEx ia IIC T4 ... T6;
CL I, DIV 2, GP ABCD T4 ... T6; CL II, DIV 2, GP FG; CL III

• Identification (DIP) or (IS)

Certificate of Compliance 3025099C
CL I, DIV 1, GP ABCD T4 ... T6; CL II, DIV 1, GP EFG; CL III; Ex ia IIC 4 ... T6;
CL I, DIV 2, GP ABCD T4 ... T6; CL II, DIV 2, GP FG; CL III

Siemens FI 01 · 2009

2/37

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
HART communication
HART communication

2

Communication FOUNDATION Fieldbus
230 ... 1100 Ω

Protocol

HART Version 5.x

Software for computer

SIMATIC PDM

Function blocks

3 function blocks analog input,
1 function block PID

• Analog input

PROFIBUS PA communication

- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic

Simultaneous communication with 4
master class 2 (max.)

- Electrical damping T63 , adjust- 0 ... 100 s
able

The address can be set using

- Simulation function

Output/input (can be locked within
the device with a bridge)

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

- Square-rooted characteristic
for flow measurement

Yes

Configuration tool or local operation (standard setting address
126)

Cyclic data usage
• Output byte

5 (one measuring value) or
10 (two measuring values)

• Input byte

0, 1, or 2 (register operating mode
and reset function for metering)

Internal preprocessing
Device profile

Function blocks

PROFIBUS PA Profile for Process
Control Devices Version 3.0,
Class B

• PID
• Physical block

1 Resource block

2

Transducer blocks

1 transducer block Pressure with
calibration, 1 transducer block
LCD

• Analog input
- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic
- Electrical damping T63 , adjust- 0 ... 100 s
able
- Simulation function

Input /Output

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

• Register (totalizer)

Can be reset, preset, optional
direction of counting, simulation
function of register output

- Failure mode

Can be parameterized (summation
with last good value, continuous
summation, summation with incorrect value)

- Limit monitoring

One upper and lower warning limit
and one alarm limit respectively

• Physical block

1

Transducer blocks

2

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Specification of a container
characteristic with

Max. 30 nodes

- Square-rooted characteristic
for flow measurement

Yes

- Gradual volume suppression
and implementation point of
square-root extraction

Parameterizable

- Simulation function for meaConstant value or over parametersured pressure value and sen- izable ramp function
sor temperature

2/38

Siemens FI 01 · 2009

Standard FF function block

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Simulation function: Measured Constant value or over parameterpressure value, sensor temper- izable ramp function
ature and electronics temperature

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
Order No.

Selection and Ordering data

Order No.

Selection and Ordering data

SITRANS P300 pressure transmitters for gage
and absolute pressure, single-chamber measuring housing, rating plate inscription in English

SITRANS P300 pressure transmitters for gage
and absolute pressure, single-chamber measuring housing, rating plate inscription in English

4 ... 20 mA/HART

7MF 8 0 2 3 -

4 ... 20 mA/HART

7MF 8 0 2 3 -

PROFIBUS PA

7MF 8 0 2 4 -

PROFIBUS PA

7MF 8 0 2 4 -

FOUNDATION Fieldbus (FF)

7MF 8 0 2 5 -

FOUNDATION Fieldbus (FF)

7MF 8 0 2 5 -

77777 - 7777

Measuring cell filling
Silicone oil
Inert liquid
max. span
0.01 ... 1 bar g
0.04 ... 4 bar g
0.16 ...16 bar g
0.63 ... 63 bar g
1.6 ... 160 bar g
4 ... 400 bar g
2.5 ... 25 mbar a
13 ... 1300 mbar a
0.05 ... 5 bar a
0.3 ... 30 bar a

Measuring cell cleaning
Standard
Cleanliness level 2 to
DIN 25410
(0.145 ... 14.5 psi g)
(0.58 ... 58 psi g)
(2.32 ... 232 psi g)
(9.14 ... 914 psi g)
(23.2 ... 2320 psi g)
(58 ... 5800 psi g)
(0.036 ... 3.63 psi a)
(0.19 ... 18.9 psi a)
(0.7 ... 72.5 psi a)
(4.35 ... 435 psi a)

F)
F)
F)
F)

B
C
D
E
F
G
Q
S
T
U

Stainless steel
Stainless steel
Hastelloy

1
2
4

5
6
7

• With display (setting acc. to specifications, Order
code "Y21" or "Y22" required), lid with glass pane

Power supply units see "SITRANS I power supply units and isol. amplifiers".

Wetted parts materials
Seal diaphragm
Measuring cell
Stainless steel
Hastelloy
Hastelloy

77777 - 7777

Display
• Without display, with keys, closed lid5)
• With display and keys, closed lid
• With display and keys, lid with macrolon washer
(setting on HART devices: mA,
on PROFIBUS PA and FOUNDATION Fieldbus
devices: pressure units)
• With display (setting acc. to specifications, Order
code "Y21" or "Y22" required), lid with macrolon
washer
• With display and keys, lid with glass pane
(setting on HART devices: mA, on PROFIBUS and
FOUNDATION Fieldbus devices: pressure units)

1
3

2

Factory-mounting of shut-off valves and valve manifolds see page
2/142.
F)
F)

Version for diaphragm seal 1) 2)
Process connection
• G½B to EN 837-1
• ½-14 NPT
• Oval flange made of stainless steel
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
- Mounting thread M12 to DIN 19213
• Male thread M20 x 1,5
• Male thread ½ -14 NPT
Non-wetted parts materials
• St. steel, deep-drawn and electrolytically polished
Version
• Standard version
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
• Zone 20/21/223)
• Ex nA/nL (zone 2)4)
• With FM „Intrinsic safe“ (cFMUS)
Electrical connection / cable entry
• Screwed gland M20x1.5 (Polyamide) 5)
• Screwed gland M20x1.5 (metal)
• Screwed gland M20x1.5 (stainless steel)
• M12 connector (metal, without cable socket)
• M12 connector (stainless steel, without cable socket)
• ½-14 NPT thread, metal 6)
• ½-14 NPT thread, stainless steel6)

A
B
C

Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation

Y

1)

0
1

2)

2
3
4
5
6

3)
4)
5)
6)

When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.
Can only be ordered in conjunction with electrical connection Option A.
Can only be ordered in conjunction with electrical connection Option B, C,
F or G.
Only together with HART electronics.
Without cable gland.

F) Subject to export regulations AL: 9I999, ECCN: N.

4
1
A
B
C
E
M
A
B
C
F
G
H
J

Siemens FI 01 · 2009

2/39

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
Order No.

Selection and Ordering data

2

Order No.

Selection and Ordering data

SITRANS P300 pressure transmitters for gage
and absolute pressure with front-flush membrane,
single-chamber measuring housing, rating plate
inscription in English

SITRANS P300 pressure transmitters for gage
and absolute pressure with front-flush membrane,
single-chamber measuring housing, rating plate
inscription in English

4 ... 20 mA/HART

F) 7 M F 8 1 2 3 -

4 ... 20 mA/HART

F) 7 M F 8 1 2 3 -

PROFIBUS PA

F) 7 M F 8 1 2 4 -

PROFIBUS PA

F) 7 M F 8 1 2 4 -

FOUNDATION Fieldbus (FF)

F) 7 M F 8 1 2 5 -

FOUNDATION Fieldbus (FF)

F) 7 M F 8 1 2 5 -

77777 - 7777

Measuring cell filling
Silicone oil
Inert liquid

Measuring cell cleaning
Standard
Cleanliness level 2 to
DIN 25410

1
3

FDA compliant fill fluid
• Neobee oil

Standard

4

max. span
0.01 ... 1 bar g
0.04 ... 4 bar g
0.16 ... 16 bar g
0.63 ... 63 bar g

(0.15 ... 14.5 psi g)
(0.58 ... 58 psi g)
(2.32 ... 232 psi g)
(9.14 ... 914 psi g)

B
C
D
E

13 ... 1300 mbar a1)
0.05 ... 5 bar a1)
0.03 ... 30 bar a1)

(0.19 ... 18.9 psi a)
(0.7 ... 72.5 psi a)
(4.35 ... 435 psi a)

S
T
U

Wetted parts materials
Seal diaphragm
Measuring cell
Stainless steel

Stainless steel

Process connection
• Flange version with Order code M.., N.., R.. or Q..
(see "Further designs")
Non-wetted parts materials
• Stainless steel, deep-drawn and electrolytically
polished
Version
• Standard version
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
• Zone 20/21/222)
• Ex nA/nL (zone 2)3)
• With FM „Intrinsic safe“ (cFMUS)
Electrical connection / cable entry
• Screwed gland M20x1.5 (Polyamide)4)
• Screwed gland M20x1.5 (metal)
• Screwed gland M20x1.5 (stainless steel)
• M12 connector (without cable socket)
• M12 connector (stainless steel, without cable socket)
• ½-14 NPT thread, metal5)
• ½-14 NPT thread, stainless steel5)

2/40

Siemens FI 01 · 2009

77777 - 7777

Display
• Without display, with keys, closed lid4)
• With display and keys, closed lid
• With display and keys, lid with macrolon washer
(setting on HART devices: mA,
on PROFIBUS PA and FOUNDATION Fieldbus
devices: pressure units)
• With display (setting acc. to specifications, Order
code "Y21" or "Y22" required), lid with macrolon
washer
• With display and keys, lid with glass pane
(setting on HART devices: mA,
on PROFIBUS PA and FOUNDATION Fieldbus
devices: pressure units)
• With display (setting acc. to specifications, Order
code "Y21" or "Y22" required), lid with glass pane

1
2
4

5
6

7

Power supply units see "SITRANS I power supply units and isol. amplifiers".
Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation

A

1)

7

2)

4

3)
4)
5)

1

Not with temperature decoupler P00 and P10, not for process connections
R02, R04, R10 and R11, and can only be ordered in conjunction with silicone oil.
Can only be ordered in conjunction with electrical connection Option A.
Can only be ordered in conjunction with electrical connection Option B, C,
F or G.
Only together with HART electronics.
Without cable gland.

F) Subject to export regulations AL: 9I999, ECCN: N.

A
B
C
E
M
A
B
C
F
G
H
J

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
Selection and Ordering data

Order code

A02
Mounting bracket
made completely of stainless steel, for wall or
pipe mounting
Cable socket for M12 plug
• Metal
• Stainless steel
Rating plate inscription
(instead of English)
• German
• French
• Spanish
• Italian

9

9

9
9

A50
A51

FF

Further designs
Add "-Z" to Order No. and specify Order
code.

9

Varivent connection
certified to 3A and EHEDG3)
• Type N = 68 for Varivent housing
DN 40 ... 125 and 1½" ... 6", PN 40

9
9

B10
B12
B13
B14

9
9
9
9

9
9
9
9

9
9
9
9

B21

9

9

Quality inspection certificate (Factory cali- C11
bration) to IEC 60770-21)
to IEC 60770-2

9

9

Acceptance test certificate2)
to EN 10204-3.1

C12

9

Factory certificate
to EN 10204-2.2

C14

Type of protection IP68

D12

English rating plate
Pressure units in inH20 or psi

Order code

Selection and Ordering data

HART PA

Further designs
Add "-Z" to Order No. and specify Order
code.

HART PA

FF

N28

9

9

9

P00

9

9

9

P10
Temperature decoupler up to 250 °C
Measuring cell filling: High-temperature oil,
only in conjunction with measuring cell filling
silicone oil

9

9

9

Temperature decoupler up to 200 °C7)
for version with front-flush diaphragm

9

Bio-Control (Neumo) sanitary connection
certified to 3A and EHEDG3)
• DN 50, PN 16
• DN 65, PN 16

Q53
Q54

9
9

9
9

9
9

9

Sanitary process connection to DRD
• 65 mm, PN 40

M32

9

9

9

9

9

SMS socket with union nut
• 2“
• 2½“
• 3“

M67
M68
M69

9

9

9

9
9
9

9
9
9

9
9
9

9

9

9

SMS threaded socket
• 2“
• 2½“
• 3“

M73
M74
M75

9
9
9

9
9
9

9
9
9

IDF socket with union nut ISO 2853
• 2“
• 2½“
• 3“

M82
M83
M84

9
9
9

9
9
9

9
9
9

IDF threaded socket ISO 2853
• 2“
• 2½“
• 3“

M92
M93
M94

9
9
9

9
9
9

9
9
9

Sanitary process connection to
NEUMO Bio-Connect screw connection
certified to 3A and EHEDG3)
• DN 50, PN 16
• DN 65, PN 16
• DN 80, PN 16
• DN 100, PN 16
• DN 2“, PN 16
• DN 2½“, PN 16
• DN 3“, PN 16
• DN 4“, PN 16

Q05
Q06
Q07
Q08
Q13
Q14
Q15
Q16

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

Sanitary process connection to
NEUMO Bio-Connect flange connection
certified to 3A and EHEDG3)
• DN 50, PN 16
• DN 65, PN 16
• DN 80, PN 16
• DN 100, PN 16
• DN 2“, PN 16
• DN 2½“, PN 16
• DN 3“, PN 16
• DN 4“, PN 16

Q23
Q24
Q25
Q26
Q31
Q32
Q33
Q34

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

Sanitary process connection to
NEUMO Bio-Connect clamp connection
certified to 3A and EHEDG3)
• DN 50, PN 16
• DN 65, PN 10
• DN 80, PN 10
• DN 100, PN 10
• DN 2½“, PN 16
• DN 3“, PN 10
• DN 4“, PN 10

Q39
Q40
Q41
Q42
Q48
Q49
Q50

9
9
9
9
9
9
9

9
9
9
9
9
9
9

9
9
9
9
9
9
9

Only for SITRANS P300 with front-flush
diaphragm (7MF81..-...)
Flange to EN 1092-1, form B1
• DN 25, PN 403)
• DN 25, PN 1003)
• DN 40, PN 40
• DN 40, PN 100
• DN 50, PN 16
• DN 50, PN 40
• DN 80, PN 25
• DN 80, PN 40

M11
M21
M13
M23
M04
M14
M06
M16

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

Flanges to ASME B16.5
• 1", class 1503)
• 1½", class 150
• 2", class 150
• 3", class 150
• 4", class 150
• 1", class 3003)
• 1½", class 300
• 2", class 300
• 3", class 300

M40
M41
M42
M43
M44
M45
M46
M47
M48

9
9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9
9

Threaded connection acc. to DIN 3852-2,
Form A
• G ¾“-A, flush-mounted4)
• G 1“-A, flush-mounted4)
• G 2“-A, flush-mounted4)

R01
R02
R04

9
9
9

9
9
9

9
9
9

Tank connection5)
Sealing is included in delivery
• TG 52/50, PN 40
• TG 52/150, PN 40

R10
R11

9
9

9
9

9
9

Sanitary process connection according
DIN 11851 (Dairy connection)
certified to 3A6)
• DN 50, PN 25
• DN 80, PN 25

N04
N06

9
9

9
9

9
9

Tri-Clamp connection according
DIN 32676/ISO 2852
certified to 3A6)
• DN 50/2“, PN 16
• DN 65/3“, PN 10

N14
N15

9
9

9
9

9
9

Siemens FI 01 · 2009

2/41

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
Selection and Ordering data

Order code

2

Selection and Ordering data

HART PA

Further designs
Add "-Z" to Order No. and specify Order
code.

FF

Sanitary process connection to
NEUMO Connect S flange connection
certified to 3A and EHEDG
• DN 50, PN 16
• DN 65, PN 10
• DN 80, PN 10
• DN 100, PN 10
• DN 2“, PN 16
• DN 2½“, PN 10
• DN 3“, PN 10
• DN 4“, PN 10

Q63
Q64
Q65
Q66
Q72
Q73
Q74
Q75

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

Aseptic threaded socket to DIN 11864-1
Form A
• DN 50, PN 25
• DN 65, PN 25
• DN 80, PN 25
• DN 100, PN 25

N33
N34
N35
N36

9
9
9
9

9
9
9
9

9
9
9
9

Aseptic flange with notch to DIN 11864-2
Form A
• DN 50, PN 16
• DN 65, PN 16
• DN 80, PN 16
• DN 100, PN 16

N43
N44
N45
N46

9
9
9
9

9
9
9
9

9
9
9
9

9

9

9

9

9

9

9

9

9

9

9

9

Aseptic flange with groove to DIN 11864-2
Form A
• DN 50, PN 16
N43 +
P11
• DN 65, PN 16
N44 +
P11
• DN 80, PN 16
N45 +
P11
• DN 100, PN 16
N46 +
P11
Aseptic clamp with groove to DIN 11864-3
Form A
• DN 50, PN 25
• DN 65, PN 25
• DN 80, PN 16
• DN 100, PN 16
1)

2)

3)
4)
5)
6)

7)

Siemens FI 01 · 2009

HART PA

N53
N54
N55
N56

9
9
9
9

9
9
9
9

9
9
9
9

FF

Measuring range to be set
Specify in plain text V (max. 5 digits):
Y01: ... up to ... mbar, bar, kPa, MPa, psi

Y01

9

Measuring point number (TAG No.)
Max. 16 characters, specify in plain text:
Y15: ...........................................

Y15

9

9

9

Measuring point text
Max. 27 characters, specify in plain text:
Y16: ...........................................

Y16

9

9

9

Entry of HART TAG
Max. 8 characters, specify in plain text:
Y17: ...........................................

Y17

9

Setting of pressure indication in pressure Y21
units
Specify in plain text (standard setting: mA):
Y21: mbar, bar, kPa, MPa, psi, ...
Note:
The following pressure units can be selected:
bar, mbar, mm H2O*), inH2O*), ftH2O*),
mmHG, inHG, psi, Pa, kPa, MPa, g/cm2,
kg/cm2, Torr, ATM or %
*) ref. temperature 20 °C

9

9

9

Setting of pressure indicator in
Y22 +
non-pressure units
Y01
Specify in plain text:
Y22: ..... up to ..... l, m3, m, USg, ...
(specification of measuring range in pressure
units "Y01" is essential, unit with max. 5 characters)

9

9

9

Preset bus address
possible between 1 ... 126)
Specify in plain text:
Y25: .....................

Y25

Only "Y01" and "Y21" can be factory preset

When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.
Special Viton seal included in delivery.
Lower measuring limit -100 mbar g (1.45 psi g).
The weldable socket can be ordered under accessories
Certified to 3A.
The maximum temperatures of the medium depend on the respective cell
fillings.
3A certification only if used in conjunction with 3A-compliant sealing rings.

2/42

Order code

Additional data
Add "-Z" to Order No. and specify Order
code.

9 = available
Ordering example
Item line:
7MF8023-1DB24-1AB7-Z
B line:
A02 + Y01 + Y21
C line:
Y01: 1 ... 10 bar (14.5 ... 145 psi)
C line:
Y21: bar (psi)

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure

■ Dimensional drawings
ෘ

2
DSSUR[

DSSUR[

+ DSSUR[

+ DSSUR[

DSSUR[

SITRANS P300, with oval flange, dimensions in mm (inch)
ෘ

DSSUR[

DSSUR[

DSSUR[

r





DSSUR[

DSSUR[


DSSUR[

DSSUR[
š


DSSUR[



SITRANS P300, process connection M20 x 1,5, with mounted mounting bracket, dimensions in mm (inch)

Siemens FI 01 · 2009

2/43

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
ෘ






+ DSSUR[

2





SITRANS P300, front-flush, dimensions in mm (inch)

The diagram shows a SITRANS P300 with an example of a
flange. In this drawing the height is subdivided into H1 and H2.
H1 = Height of the SITRANS P300 up to a defined cross-section
H2 = Height of the flange up to this defined cross-section
Only the height H2 is indicated in the dimensions of the flanges.

2/44

Siemens FI 01 · 2009



+ DSSUR[

7HPSHUDWXUHGHFRXSOHU

r



© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
Flanges to EN and ASME

Sanitary process connection to DRD

Flanges to EN

'

+

DN

PN

∅D

H2

25
25
40
40
50
50
80
80

40
100
40
100
16
40
16
40

115 mm (4.5“)
140 mm (5.5“)
150 mm (5.9“)
170 mm (6.7“)
165 mm (6.5“)
165 mm (6.5“)
200 mm (7.9“)
200 mm (7.9“)

Approx.
52 mm (2“)

'

DN

class

∅D

1“
1“
1½“
1½“
2“
2“
3“
3“
4“
4“

150
300
150
300
150
300
150
300
150
300

110 mm (4.3“) Approx.
125 mm (4.9“) 52 mm (2“)
130 mm (5.1“)
155 mm (6.1“)
150 mm (5.9“)
165 mm (6.5“)
190 mm (7.5“)
210 mm (8.1“)
230 mm (9.1“)
255 mm (10.0“)

H2

NuG and pharmaceutical connections
Connections to DIN

'

DIN 11851 (Dairy connection)

+

∅D

H2

50

40

105 mm (4.1“)

Approx.
52 mm (2“)

2
DN

PN

∅D

H2

50

16

82 mm (3.2“)

65

16

105 mm (4.1“)

Approx.
52 mm (2“)

80

16

115 mm (4.5“)

100

16

145 mm (5.7“)

2“

16

82 mm (3.2“)

2½“

16

105 mm (4.1“)

3“

16

105 mm (4.1“)

4“

16

145 mm (5.7“)

Sanitary connection to NEUMO Bio-Connect
flange connection

+

+

ASME B16.5

DN

PN

∅D

H2

50

16

110 mm (4.3“)

65

16

140 mm (5.5“)

Approx.
52 mm (2“)

80

16

150 mm (5.9“)

100

16

175 mm (6.9“)

16

100 mm (3.9“)

PN

∅D

2“

DN

H2

2½“

16

110 mm (4.3“)

50

25

92 mm (3.6“)

16

140 mm (5.5“)

25

127 mm (5.0“)

Approx.
52 mm (2“)

3“

80

4“

16

175 mm (6.9“)

'

Sanitary connection to NEUMO Bio-Connect
clamp connection

Tri-Clamp according DIN 32676

PN

PN

∅D

DN

DN

H2

∅D

50

16

50

16

64 mm (2.5“)

65

10

77,4 mm (3.0“) Approx.
52 mm (2“)
90,9 mm (3.6“)

65

16

91 mm (3.6“)

Approx.
52 mm (2“)

80

10

106 mm (4.2“)

100

10

119 mm (4.7“)

2“

16

64 mm (2.5“)

2½“

16

77,4 mm (3.0“)

3“

10

90,9 mm (3.6“)

4“

10

119 mm (4.7“)

+

+

PN

Sanitary process screw connection to NEUMO Bio-Connect

Flanges to ASME

'

DN

'

+

+

EN 1092-1

'

'

Other connections
Varivent connection
PN

∅D

H2

40 ... 125

40

84 mm
(3.3“)

Approx.
52 mm (2“)

+

DN

H2

Sanitary connection to NEUMO Bio-Connect S
flange connection

+

'

+

Bio-Control connection

'

DN

PN

∅D

H2

50

16

90 mm (3.5“)

65

16

120 mm (4.7“)

Approx.
52 mm (2“)

'

DN

PN

∅D

H2

50

16

125 mm (4.9“)

65

10

145 mm (5.7“)

Approx.
52 mm (2“)

80

10

155 mm (6.1“)

100

10

180 mm (7.1“)

2“

16

125 mm (4.9“)

2½“

10

135 mm (5.3“)

3“

10

145 mm (5.7“)

4“

10

180 mm (7.1“)

Siemens FI 01 · 2009

2/45

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for food, pharmaceuticals and biotechnology
SITRANS P300 for gage and absolute pressure
Thread connection G¾“, G1“ and G2“ to DIN 3852
H2

DN

¾“

63

37 mm (1.5“)

Approx. 45
mm (1.8“)

50
65
80

25

110 x ¼“

100

25

130 x ¼“

2“

63

48 mm (1.9“)

63

78 mm (3.1“)

Approx. 47
mm (1.9“)

+

∅D

+

PN

1“
'

Approx. 52
mm (2“)

∅D

H2

25

78 x 1/6“

25

95 x 1/6“

Approx. 52
mm (2.1“)

PN

'

DN

PN

∅D

H2

25

40

63 mm (2.5“)

Approx. 63
mm (2.5“)

25

40

63 mm (2.5“)

Approx.170
mm (6.7“)

Aseptic flange with notch to DIN 11864-2 Form A
DN
+

+

Tank connection TG52/50 und TG52/150

'

'

DN

PN

∅D

H2

2“

25

84 mm (3.3“)

2½“

25

100 mm (3.9“)

Approx. 52
mm (2.1“)

3“

25

114 mm (4.5“)
'

'

PN

∅D

H2

H2
Approx. 52
mm (2.1“)

50

16

94

65

16

113

80

16

133

100

16

159

DN

PN

∅D

H2

50

16

94

65

16

113

Approx. 52
mm (2.1“)

80

16

133

100

16

159

2“

25

70 x 1/6 mm

Approx. 52
mm (2.1“)

2½“

25

85 x 1/6 mm

3“

25

98 x 1/6 mm

DN

+

+

DN

'

'

IDF socket with union nut

+

∅D

Aseptic clamp with groove to DIN 11864-3 Form A

SMS threaded socket

DN

PN

∅D

H2

2“

25

77 mm (3“)

2½“

25

91 mm (3.6“)

Approx. 52
mm (2.1“)

3“

25

106 mm (4.2“)

DN

PN

∅D

H2

2“

25

64 mm (2.5“)

2½“

25

77,5 mm (3.1“)

Approx. 52
mm (2.1“)

3“

25

91 mm (3.6“)

'

IDF threaded socket

'

2/46

PN

Aseptic flange with groove to DIN 11864-2 Form A

+

+

SMS socket with union nut

+

2

Aseptic threaded socket to DIN 11864-1 Form A

DN

Siemens FI 01 · 2009

PN

∅D

H2
Approx. 52
mm (2.1“)

50

25

77,5

65

25

91

80

16

106

100

16

130

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
SITRANS P300 and DS III series
with PMC connection – Technical description

■ Overview

• Small long-term drift
• Wetted parts made of Hastelloy
• Infinitely adjustable spans from 30 mbar g to 16 bar g for DS III
with HART interface
• Nominal measuring range from 1 mbar g to 16 bar g for DS III
with PROFIBUS PA and FOUNDATION Fieldbus interface
• Infinitely adjustable spans from 30 mbar g to 16 bar g for
SITRANS P300 with HART interface
• Nominal measuring range from 1 bar g to 16 bar g for
SITRANS P300 with PROFIBUS PA interface
• High measuring accuracy
• Parameterization over control keys and HART communication,
or over PROFIBUS PA or FOUNDATION Fieldbus interface (DS
III only).

■ Application
The pressure transmitters of the DS III series, can be used in industrial areas with extreme chemical and mechanical loads.
Electromagnetic compatibility in the range 10 kHz ... 1 GHz
makes the DS III pressure transmitters suitable for locations with
high electromagnetic emissions.
Pressure transmitters with type of protection "Intrinsic safety" and
"Explosion-proof" may be installed within potentially explosive atmospheres (zone 1) or in zone 0. The pressure transmitters are
provided with an EC type examination certificate and comply
with the corresponding harmonized European standards
(ATEX).
Pressure transmitters with the type of protection "Intrinsic safety"
for use in zone 0 may be operated with power supply units of category "ia" and "ib".

The SITRANS P300 and DS III pressure transmitters have been
fitted with special process connections for the paper industry.
With the two process connection threads 1½" and 1" flush at the
front, the SITRANS P300 and DS III transmitters can be used for
all processes in the paper industry.

The transmitters can be equipped with various designs of remote seals for special applications such as the measurement of
highly viscous substances.
The pressure transmitter can be operated locally over 3 control
keys or programmed externally over HART communication or
over PROFIBUS PA or FOUNDATION Fieldbus interface (only
DS III).

SITRANS P300 and DS III series pressure transmitters are digital
pressure transmitters featuring extensive user-friendliness and
high accuracy. The parameterization is performed using control
keys, over HART communication, PROFIBUS PA or
FOUNDATION Fieldbus interface (DS III only).

SITRANS P, DS III series

Extensive functionality enables the pressure transmitter to be
precisely adapted to the plant’s requirements. Operation is very
simple in spite of the numerous setting options.

For DS III HART: 0.03 ... 16 bar g (0.433 ... 232 psi g)

Transmitters with type of protection "Intrinsic safety" and "Explosion-proof" may be installed within potentially explosive atmospheres (zone 1) or in zone 0. The transmitters are provided with
an EC type examination certificate and comply with the corresponding harmonized European standards (ATEX).

For DS III PA and FF: 1 ... 16 bar g (14.5 ... 232 psi g)

Various versions of the pressure transmitters are available for
measuring:
• Gage pressure
• Filling level
• Volume level
• Mass level

Nominal measuring range

Measured variable: Gage pressure of aggressive and nonaggressive gases, vapors and liquids.
Span (infinitely adjustable)
Nominal measuring range
SITRANS P300
Span (infinitely adjustable)
For DS III HART: 0.03 ... 16 bar g (0.433 ... 232 psi g)
For DS III PA: 1 ... 16 bar g (14.5 ... 232 psi g)

■ Benefits
• High quality and long life
• High reliability even under extreme chemical and mechanical
loads, e.g. abrasion.
• For aggressive and non-aggressive gases, vapors and liquids
• Extensive diagnosis and simulation functions
• Minimum conformity error
Siemens FI 01 · 2009

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2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
SITRANS P300 and DS III series
with PMC connection – Technical description

■ Design

SITRANS P300

SITRANS P, DS III series

2

The device comprises:
• Electronics
• Housing
• Measuring cell

Device front view, SITRANS P DS III

The transmitter comprises a range of different components, depending on the order specifications. The various options are
listed in the ordering information. The components described
below are the same for all transmitters.
The rating plate (3, Figure "Front view") with the Order No. is located on the side of the housing. The specified number together
with the ordering information provide details on the optional design details and on the possible measuring range (physical
properties of built-in sensor element).
The approval label is located on the opposite side.
The housing is made of die-cast aluminium or stainless steel precision casting. A round cover is screwed on at the front and rear
of the housing. The front cover (6) can be fitted with a viewing
pane so that the measured values can be read directly on the
digital display. The inlet (4) for the electrical connection is located either on the left or right side. The unused opening on the
opposite side is sealed by a blanking plug. The protective earth
connection is located on the rear of the housing.
The electrical connections for the power supply and screen are
accessible by unscrewing the rear cover. The bottom part of the
housing contains the measuring cell with process connection
(1). The measuring cell is prevented from rotating by a locking
screw (8). As the result of this modular design, the measuring
cell and the electronics can be replaced separately from each
other. The set parameter data are retained.
At the top of the housing is a plastic cover (5), which hides the
input keys.

2/48

Siemens FI 01 · 2009

Perspective view of the SITRANS P300

The housing has a screwable cover (3), with or without an inspection window depending on the version. The electrical terminal housing, the buttons for operation of the device and, depending on the version, the digital display are located under this
cover. The connections for the auxiliary power UH and the shield
are in the terminal housing. The cable gland is on the side of the
housing. The measuring cell with the process connection (5) is
located on the underside of the housing. Depending on the version of the device, the measuring cell with the process connection may differ from the one shown in the diagram.

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
SITRANS P300 and DS III series
with PMC connection – Technical description

■ Function

Operation of the electronics with PROFIBUS PA communication

Operation of the electronics with PROFIBUS PA communication

9

8

M
2

3

4

mC

5

mC

10

5

4

3

2

2
7

PA
interface

IA, UH
EEPROM

7

6

HART interface
Electronics

6

1

Electronics
1

Pe
1
2
3
4
5
6
7
8
9
10
IA
UH
Pe

Sensor

EEPROM

6

Sensor

Measuring cell

Measuring cell sensor
Instrument amplifier
Analog-to-digital converter
Microcontroller
Digital-to-analog converter
One non-volatile memory each in the measuring cell and electronics
HART interface
Three input keys (local operation)
Digital display
Diode circuit and connection for external ammeter
Output current
Power supply
Input variable

Function diagram of electronics

The bridge output voltage created by the sensor (1, Figure
"Function diagram of electronics") is amplified by the instrument
amplifier (2) and digitized in the analog-to-digital converter (3).
The digital information is evaluated in a microcontroller, its linearity and temperature response corrected, and converted in a digital-to-analog converter (5) into an output current of 4 to 20 mA.
The diode circuit (10) protects against incorrect polarity.
The data specific to the measuring cell, the electronics data, and
the parameter data are stored in the two non-volatile memories
(6). The one memory is coupled to the measuring cell, the other
to the electronics. As the result of this modular design, the electronics and the measuring cell can be replaced separately from
each other.
Using the 3 input keys (8) you can parameterize the pressure
transmitter directly at the point of measurement. The input keys
can also be used to control the view of the results, the error messages and the operating modes on the digital display (9).

6

pe

1
2
3
4
5
6
7

Power
supply
unit

Coupler

11
12

BusMaster

EEPROM

EEPROM

Power supply
10

PROFIBUS-DP

0 0 00 0
00

PROFIBUS-PA

8

0 0 00 0
00

M

9

Measuring cell

Measuring cell sensor
Instrument amplifier
Analog-to-digital converter
Microcontroller
Electrical isolation
One non-volatile memory
each in the measuring cell
and electronics
PROFIBUS-PA interface

8
9
10
11
12

Three input keys
(local operation)
Digital display
Power supply
DP/PA coupler or link
Bus master

pe

Input variable

Function diagram of electronics

The bridge output voltage created by the sensor (1, Figure
"Function diagram of electronics") is amplified by the instrument
amplifier (2) and digitized in the analog-to-digital converter (3).
The digital information is evaluated in the microcontroller, its linearity and temperature response corrected, and provided on the
PROFIBUS PA through an electrically isolated PA interface (7).
The data specific to the measuring cell, the electronics data, and
the parameter data are stored in the two non-volatile memories
(6). The first memory is linked with the measuring cell, the second with the electronics. This modular design means that the
electronics and the measuring cell can be replaced separately
from one another.
Using the three input keys (8) you can parameterize the pressure
transmitter directly at the point of measurement. The input keys
can also be used to control the view of the results, the error messages and the operating modes on the digital display (9).
The results with status values and diagnostic values are transferred by cyclic data transmission on the PROFIBUS PA. Parameterization data and error messages are transferred by acyclic
data transmission. Special software such as SIMATIC PDM is required for this.

The HART modem (7) permits parameterization using a protocol
according to the HART specification.
The pressure transmitters with spans ≤ 63 bar g measure the input pressure compared to atmosphere, transmitters with spans
≥ 160 bar g compared to vacuum.

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
SITRANS P300 and DS III series
with PMC connection – Technical description
Mode of operation of the FOUNDATION Fieldbus electronics

0 0 00 0
00

M

2

2

Measuring cell for gage pressure with front-flush diaphragm

9

8

Mode of operation of the measuring cell

3

4

5

mC

EEPROM

7
FF
interface

Power supply
10

5
4
1

Power
supply
unit

6

Coupler

Electronics
1

pe

1
2
3
4
5
6
7

EEPROM

3

p

e

Measuring cell for gage pressure, with front-flush diaphragm, function
diagram

Measuring cell

Measuring cell sensor
Instrument amplifier
Analog-to-digital converter
Microcontroller
Electrical isolation
One non-volatile memory
each in the measuring cell
and electronics
FF interface

Measuring cell
Process connection
Seal diaphragm
Filling liquid
Silicon pressure sensor
Pressure as input variable

2

6

Sensor

1
2
3
4
5
pe

8
9
10

Three input keys
(local operation)
Digital display
Power supply

pe

Input variable

Function diagram of electronics

The bridge output voltage created by the sensor (1, Figure
"Function diagram of electronics") is amplified by the instrument
amplifier (2) and digitized in the analog-to-digital converter (3).
The digital information is evaluated in the microcontroller, its linearity and temperature response corrected, and provided on the
FOUNDATION Fieldbus through an electrically isolated
FOUNDATION Fieldbus Interface (7).
The data specific to the measuring cell, the electronics data, and
the parameter data are stored in the two non-volatile memories
(6). The one memory is coupled to the measuring cell, the other
to the electronics. As the result of this modular design, the electronics and the measuring cell can be replaced separately from
each other.
Using the three input keys (8) you can parameterize the pressure
transmitter directly at the point of measurement. The input keys
can also be used to control the view of the results, the error messages and the operating modes on the digital display (9).
The results with status values and diagnostic values are transferred by cyclic data transmission on the FOUNDATION
Fieldbus. Parameterization data and error messages are transferred by acyclic data transmission. Special software such as
National Instruments Configurator is required for this.

The pressure pe is applied through the process connection
(2, Figure "Measuring cell for gage pressure, with front-flush diaphragm for paper industry, function diagram") to the measuring
cell (1). This pressure is subsequently transmitted further
through the seal diaphragm (3) and the filling liquid (4) to the silicon pressure sensor (5) whose measuring diaphragm is then
flexed. This changes the resistance of the four piezo-resistors fitted in the diaphragm in a bridge circuit. This change in resistance results in a bridge output voltage proportional to the input
pressure.

Parameterization
Depending on the version, there are a range of options for parameterizing the pressure transmitter and for setting or scanning
the parameters.
Parameterization using the input keys (local operation)
With the input keys you can easily set the most important parameters without any additional equipment.
Parameterization using HART communication
Parameterization using HART communication is performed with
a HART communicator or a PC.
+
230 ... 1100 W

SITRANS P
transmitter

Power supply

HART
communicator

Communication between a HART communicator and a pressure
transmitter

When parameterizing with the HART communicator, the connection is made directly to the 2-wire system.

2/50

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
SITRANS P300 and DS III series
with PMC connection – Technical description
Parameterization through PROFIBUS PA interface

230 ... 500 W

SITRANS P
transmitter

Power supply

PC or
laptop

HART
modem

Fully digital communication through PROFIBUS PA, profile 3.0, is
particularly user-friendly. The PROFIBUS puts the DS III PA is in
connection with a process control system, e.g. SIMATIC PSC 7.
Communication is possible even in a potentially explosive environment.
For parameterization through PROFIBUS you need suitable software, e.g. SIMATIC PDM (Process Device Manager).

RS 232

Parameterization through FOUNDATION Fieldbus Interface

HART communication between a PC communicator and a pressure
transmitter

When parameterizing with a PC, the connection is made through
a HART modem.
The signals needed for communication in conformity with the
HART 5.x or 6.x protocols are superimposed on the output current using the Frequency Shift Keying (FSK) method.

Fully digital communication through FOUNDATION Fieldbus is
particularly user-friendly. Through the FOUNDATION Fieldbus
the DS III FF is connected to a process control system. Communication is possible even in a potentially explosive environment.
For parameterization through the FOUNDATION Fieldbus you
need suitable software, e.g. National Instruments Configurator.
Adjustable parameters for DS III PA and FF and P300 PA and FF
Adjustable parameters

Input keys

PROFIBUS PA and
FOUNDATION
Fieldbus interface

HART communication

Electrical damping

x

x

x

x

Adjustable parameter DS III HART and P300 HART
Parameters

Input keys

Start of scale

x

x

Zero adjustment (correction of
position)

Full-scale value

x

x

Key and/or function disabling

x

x

Electrical damping

x

x

x

x

Start-of-scale value without application
of a pressure ("Blind setting")

x

x

Source of measured-value display
Physical dimension of display

x

x

Full-scale value without application of a x
pressure ("Blind setting")

x

Position of decimal point

x

x

Bus address

x

x

Adjustment of characteristic

x

Zero adjustment

x

Current transmitter

x

x
x

Fault current

x

x

Disabling of keys, write protection

x

x1)

Type of dimension and actual dimension x

x

Characteristic (linear)

x

x

Input of characteristic

x

Freely-programmable LCD

x

Diagnostics functions

x

1)

Cancel apart from write protection

Diagnostic functions for DS III HART and P300 HART
• Zero correction display
• Event counter
• Limit transmitter
• Saturation alarm
• Slave pointer
• Simulation functions
• Maintenance timer
Available physical units of display for DS III HART and P300
HART

x

Input of characteristic

x

Freely-programmable LCD

x

Diagnostic functions

x

Diagnostic functions for DS III PA and FF and P300 PA and FF
• Event counter
• Slave pointer
• Maintenance timer
• Simulation functions
• Display of zero correction
• Limit transmitter
• Saturation alarm
Physical dimensions available for the display
Physical variable

Physical dimensions

Pressure (setting can also be
made in the factory)

MPa, kPa, Pa, bar, mbar, torr, atm,
psi, g/cm2, kg/cm2, mmH2O,
mmH2O (4 °C), inH2O, inH20
(4 °C), ftH2O (20 °C), mmHg, inHg

Level (height data)

m, cm, mm, ft, in, yd

Physical variable

Physical dimensions

Mass

g, kg, t, lb, Ston, Lton, oz

Pressure (setting can also be
made in the factory)

Pa, MPa, kPa, bar, mbar, torr, atm,
psi, g/cm2, kg/cm2, inH2O, inH2O
(4 °C), mmH2O, ftH2O (20 °C),
inHg, mmHg

Volume

m3, dm3, hl, yd3, ft3, in3, US gallon,
lmp, gallon, bushel, barrel, barrel
liquid

Level (height data)

m, cm, mm, ft, in

Volume

m3, dm3, hl, yd3, ft3, in3, US gallon,

Temperature

K, °C, °F, °R

Miscellaneous

%

lmp, gallon, bushel, barrel, barrel
liquid
Mass

g, kg, t, lb, Ston, Lton, oz

Temperature

K, °C, °F, °R

Miscellaneous

%, mA

Siemens FI 01 · 2009

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2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
DS III series with PMC connection

■ Technical specifications
SITRANS P, DS III series for gage pressure with PMC connection for the paper industry
HART

2

PROFIBUS PA or FOUNDATION Fieldbus

Input
Measured variable

Gage pressure

Spans (infinitely adjustable) or
nominal measuring range and
max. permissible test pressure

Span

Max. perm. test pressure

Nominal measuring
range

Max. perm. test pressure

0.01 ... 1 bar g
(0.145 ... 14.5 psi g)

6 bar g
(87 psi g)

1 bar g
(14.5 psi g)

6 bar g
(87 psi g)

0.04 ... 4 bar g
(0.58 ... 58 psi g)

10 bar g
(145 psi g)

4 bar g
(58 psi g)

10 bar g
(145 psi g)

0.16 ... 16 bar g
(2.32 ... 232 psi g)

32 bar g
(464 psi g)

16 bar g
(232 psi g)

32 bar g
(464 psi g)

Lower measuring limit
• Measuring cell with silicone oil filling

100 mbar a (1.45 psi a)

Upper measuring limit

100% of max. span

Output
Output signal

4 ... 20 mA

Digital PROFIBUS PA or FOUNDATION Fieldbus
signal

• Lower limit (infinitely adjustable)

3.55 mA, factory preset to 3.84 mA

-

• Upper limit (infinitely adjustable)

23 mA, factory preset to 20.5 mA or optionally set to 22.0 mA

Load
• Without HART communication

RB ≤ (UH - 10.5 V)/0.023 A in Ω,
UH : Power supply in V

-

• With HART communication

RB = 230 ... 500 Ω (SIMATIC PDM) or
RB = 230 ... 1100 Ω (HART Communicator)

-

Physical bus

-

IEC 61158-2

With polarity reversal protection

-

Yes

Accuracy

To EN 60770-1

Reference conditions
(All error data refer always refer to the set
span)

Increasing characteristic, start-of-scale value 0 bar, stainless steel seal diaphragm, silicone oil filling,
room temperature 25 °C (77 °F) r: Span ratio (r = max. span/set span)

Error in measurement and fixed-point setting
(including hysteresis and repeatability)
≤ 0,075%

• Linear characteristic
- r ≤ 10

≤ (0.0029 ⋅ r + 0.071)%

- 10 < r ≤ 30

≤ (0.0045 ⋅ r + 0.071)%

- 30 < r ≤ 100

≤ (0.005 ⋅ r + 0.05)%

Long-term drift (temperature change ± 30 °C ≤ (0.25 ⋅ r)% every 5 years
(± 54 °F))

≤ 0.25% every 5 years

Influence of ambient temperature
• at -10 ... +60 °C (14 ... 140 °F)

≤ (0.08 ⋅ r + 0.1)%

≤ 0,3%

• at -40 ... -10 °C and +60 ... +85 °C
(-40 ... +14 °F and 140 ... 185 °F)

≤ (0.1 ⋅ r + 0.15)%/10 K

≤ 0.25%/10 K

Influence of medium temperature
• Temperature difference between medium
temperature and ambient temperature

3 mbar/10 K (0.04 psi/10 K)

Influence of mounting position

≤ 0.1 mbar g (0.00145 psi g) per 10° inclination

Measured Value Resolution

-

2/52

Siemens FI 01 · 2009

3 ⋅ 10-5 of nominal measuring range

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
DS III series with PMC connection
SITRANS P, DS III series for gage pressure with PMC connection for the paper industry
HART

PROFIBUS PA or FOUNDATION Fieldbus

Rated operating conditions
Degree of protection (to EN 60529)

IP65, IP68, NEMA X, enclosure cleaning, resistant to lyes, steam to 150° C (302 °F)

Process temperature

-20 ... +100 °C (-4 ... +212 °F)

2

Ambient conditions
• Ambient temperature

-20 ... +85 °C (-4 ... +185 °F)

• Storage temperature

-50 ... +85 °C (-58 ... +185 °F)

• Climatic class
- Condensation

Permissible

• Electromagnetic compatibility
- Emitted interference and interference immunity

To EN 61326 and NAMUR NE 21

Design
Weight (without options)

≈ 1.5 kg (≈ 3.3 lb)

Housing material

Poor in copper die-cast aluminium, GD-AlSi12 or stainless steel precision casting, mat. No. 1.4408

Wetted parts materials

Stainless steel

• Gasket (standard)

PTFE flat gasket

• O-ring (minibolt)

FPM (Viton) or optionally: FFPM or NBR

Measuring cell filling

Silicone oil or inert filling liquid

Process connection (standard)

Front-flush, 1½", PMC Standard design

Process connection (minibolt)

Front-flush, 1", minibolt design
Supplied through bus

Power supply UH
Terminal voltage on transmitter

10.5 ... 45 V DC
10.5 ... 30 V DC in intrinsically-safe mode

-

Separate 24 V power supply necessary

-

No

Bus voltage
• Not Ex

-

9 ... 32 V

• With intrinsically-safe operation

-

9 ... 24 V

• Basic current (max.)

-

12.5 mA
Yes

Current consumption
• Startup current ≤ basic current

-

• Max. current in event of fault

-

15.5 mA

Fault disconnection electronics (FDE) available

-

Yes

Certificate and approvals
Classification according to pressure equipment directive (DRGL 97/23/EC)

For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of Article 3, paragraph 3 (sound engineering practice)

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
DS III series with PMC connection
SITRANS P, DS III series for gage pressure with PMC connection
for the paper industry

Communication FOUNDATION Fieldbus
Function blocks

HART communication

2

HART communication

230 ... 1100 Ω

Protocol

HART Version 5.x

Software for computer

SIMATIC PDM

3 function blocks analog input, 1
function block PID

• Analog input
- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic

PROFIBUS PA communication

- Electrical damping T63 , adjust- 0 ... 100 s
able

Simultaneous communication with 4
master class 2 (max.)

- Simulation function

Output/input (can be locked within
the device with a bridge)

The address can be set using

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

- Square-rooted characteristic
for flow measurement

Yes

Configuration tool or local operation (standard setting address
126)

Cyclic data usage
• Output byte

5 (one measuring value) or
10 (two measuring values)

• Input byte

0, 1, or 2 (register operating mode
and reset function for metering)

Internal preprocessing
Device profile

Function blocks

PROFIBUS PA Profile for Process
Control Devices Version 3.0,
Class B

- Electrical damping T63 , adjust- 0 ... 100 s
able
- Simulation function

Input /Output

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively
Can be reset, preset, optional
direction of counting, simulation
function of register output

- Failure mode

Can be parameterized (summation
with last good value, continuous
summation, summation with incorrect value)

- Limit monitoring

One upper and lower warning limit
and one alarm limit respectively

• Physical block

1

Transducer blocks

2

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Specification of a container
characteristic with

Max. 30 nodes

- Square-rooted characteristic
for flow measurement

Yes

- Gradual volume suppression
and implementation point of
square-root extraction

Parameterizable

- Simulation function for meaConstant value or over parametersured pressure value and sen- izable ramp function
sor temperature

Siemens FI 01 · 2009

1 Resource block

Transducer blocks

1 transducer block Pressure with
calibration, 1 transducer block
LCD

• Pressure transducer block

- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic

2/54

Standard FF function block

• Physical block

2

• Analog input

• Register (totalizer)

• PID

- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Simulation function: Measured Constant value or over parameterpressure value, sensor temper- izable ramp function
ature and electronics temperature

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
DS III series with PMC connection
Selection and Ordering data

Order No.

Selection and Ordering data

SITRANS P pressure transmitters for gage
pressure, with PMC connection
series DS III HART

7MF 4 1 3 3 -

SITRANS P pressure transmitter for gage
pressure, with PMC connection

Measuring cell filling
Silicone oil
Inert liquid

Measuring cell
cleaning
Standard
Grease-free

Span
0.01 ... 1 bar g1)
0.04 ... 4 bar g
0.16 ... 16 bar g

(0.15 ... 14.5 psi g)1)
(0.58 ... 58 psi g)
(2.32 ... 232 psi g)

77777 - 7777

Stainless steel

Process connection
• PMC Style Standard: Thread 1½"
• PMC Style Mini bolt: 1" front-flush (min. span:
500 mbar (7.25 psi), can not be ordered with mit
1-bar (14.5 psi) measuring cell (Option B))
Non-wetted parts materials
• Housing made of die-cast aluminum
• Housing stainless steel precision casting
Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD
Explosion protection
• None
Electrical connection / cable entry
• Female thread M20x1.5
• Female thread ½-14 NPT
• M12 connectors (metal)

Only with "PMC Style Standard" process connection

7MF 4 1 3 5 -

Silicone oil
Inert liquid

B
C
D

Measuring cell
cleaning
Standard
Grease-free

Nominal measuring range
1 bar g1)
(14.5 psi g)1)
4 bar g
(58 psi g)
16 bar g
(232 psi g)

B

1
3
B
C
D

Wetted parts materials
Seal diaphragm
Connection shank

2
3

Hastelloy

Stainless steel

Process connection
• PMC Style Standard: front-flush 1½"
• PMC Style Mini bolt: front-flush 1"
(min. span: 500 mbar (7.25 psi), can not be ordered with mit 1-bar (14.5 psi) measuring cell
(Option B))

0
3

B
2
3

Non-wetted parts materials
• Housing made of die-cast aluminum
• Housing stainless steel precision casting

1
2

Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD

A
B
C
F

Power supply units see "SITRANS I power supply units and isolation
amplifiers".

1)

7MF 4 1 3 4 -

DS III FF series (FOUNDATION Fieldbus)
Measuring cell filling

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indication, setting: mA
• With customer-specific digital indication (setting
as specified, Order code "Y21" or "Y22"
required)

Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation
• Sealing ring

DS III PA (PROFIBUS PA) series

77777 - 7777

1
3

Wetted parts materials
Seal diaphragm
Connection shank
Hastelloy

Order No.

Explosion protection
• None
0
1
6
7

0
3
1
2

A

Electrical connection / cable inlet
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• M12 connectors (metal)

B
C
F

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital display
• With customer-specific digital display (setting as
specified, Order code "Y21" or required)

0
1
6
7

Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation
• Sealing ring
1)

Only with "PMC Style Standard" process connection

Siemens FI 01 · 2009

2/55

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
DS III series with PMC connection
Selection and Ordering data

Order code

Selection and Ordering data

HART PA

Further designs

FF

Add "-Z" to Order No. and specify Order
code.

2

Order code
HART PA

Additional data

FF

Add "-Z" to Order No. and specify Order
code.
A50

9

9

9

Measuring range to be set
Specify in plain text (max. 5 digits):
Y01: ... up to ... mbar, bar, kPa, MPa, psi

Y01

9

• English
• French
• Spanish
• Italian

B11
B12
B13
B14

9
9
9
9

9
9
9
9

9
9
9
9

Measuring point number (TAG No.)
Max. 16 characters, specify in plain text:
Y15: ...........................................

Y15

9

9

9

Y16

9

9

9

English rating plate
Pressure units in inH20 or psi

B21

9

9

9

Measuring point text
Max. 27 characters, specify in plain text:
Y16: ...........................................

9

9

9

9

Entry of HART address (TAG)
Max. 8 characters, specify in plain text:
Y17: ...........................................

Y17

Quality inspection certificate (Factory cali- C11
bration) to IEC 60770-2
Acceptance test certificate
To EN 10204-3.1

C12

9

9

9

9

9

9

Factory certificate
To EN 10204-2.2

C14

9

9

9

Output signal can be set to upper limit of
22.0 mA

D05

9

9

9

9

9

9

Setting of pressure indication in pressure Y21
units
Specify in plain text (standard setting: mA):
Y21: mbar, bar, kPa, MPa, psi, ...
Note:
The following pressure units can be selected:
bar, mbar, mm H2O*), inH2O*), ftH2O*),
mmHG, inHG, psi, Pa, kPa, MPa, g/cm2,
kg/cm2, Torr, ATM or %
*) ref. temperature 20 °C

9

9

Setting of pressure indication in
Y22 +
non-pressure units
Y01
Specify in plain text:
Y22: ..... up to ..... l, m3, m, USg, ...
(specification of measuring range in pressure
units "Y01" is essential, unit with
max. 5 characters)

9

9

9

9

M12 cable sockets (metal)
Rating plate inscription
(instead of German)

Mounting
• Weldable sockets for standard 1½" threaded P01
connection
• Weldable socket for mini bolt connection 1" P02
(incl. screw 5/16-18 UNC-2B and washer)

Preset bus address
Max. 8 characters, specify in plain text:
Y25: ...........

Y25

Only "Y01" and "Y21" can be factory preset
9 = available
Ordering example
Item line:
7MF4133-1DB20-1AB7-Z
B line:
A22 + Y01 + Y21
C line:
Y01: 1 ... 10 bar (14.5 ... 145 psi)
C line:
Y21: bar (psi)

2/56

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
DS III series with PMC connection

■ Dimensional drawings
144 (567)

Ø 80
(3.15)

20
(0.8)

74 (2.9)

1
2
3
4
5
6
7
1)
2)

7

H2

1

2

2

Space for rotation
of housing

90 (3.6)2)

6

3

4 1)

5 1)

100 (3.94)

50
(1.97)

approx. 30 (1.18)

51
(2.0)

H1 = approx. 130 (5.12)

15
(0.6)

Process connection: PMC standard
Blanking plug
Electrical connection:
- screwed gland M20x1,5
- screwed gland ½-14 NPT
Terminal side
Electronics side, digital display (longer overall length for cover with window)
Protective cover over keys
Screw cover safety bracket (only for explosion-proof enclosure,
not shown in the drawing)
Allow approx. 20 mm (0.79 inch) thread length in addition
92 mm (3.6 inch) for minimum distance to permit rotation with indicator

SITRANS P DS III pressure transmitters for gage pressure, with PMC connection, dimensions in mm (inch)

The diagram shows a SITRANS P DS III with an example of a
flange. In this drawing the height is subdivided into H1 and H2.

PMC Style standard
DN

PN

∅D

H2

40.9 mm (1.6")

Approx.
36.8 mm
(1.4’’)

∅D

H2

26.3 mm (1.0")

Approx.
33.1 mm
(1.3’’)

+

H1 = Height of the SITRANS P DS III up to a defined cross-section
H2 = Height of the flange up to this defined cross-section
Only the height H2 is indicated in the dimensions of the flanges.
'



PMC Style minibolt
DN

PN

+

š




š
š




š
š

0[

'

2ULQJVXUIDFH
ERUHKROHšPPಯZLWKRXWEXUU

PMC Style standard (left) and PMC Style minibolt (right) weldable sockets, dimensions in mm (inch)

Material: Stainless steel, mat. No. 1.4404 / 316L

Siemens FI 01 · 2009

2/57

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
SITRANS P300 with PMC connection

■ Technical specifications
SITRANS P300 for gage pressure with PMC connection for the paper industry
HART

2

PROFIBUS PA

Input
Measured variable

Gage pressure (flush-mounted)

Spans (infinitely adjustable) or
nominal measuring range and
max. permissible test pressure

Span

Max. perm. test pressure

Nominal measuring
range

Max. perm. test pressure

0.01 ... 1 bar g
(0.15 ... 14.5 psi g)

6 bar g
(87 psi g)

1 bar g
(14.5 psi g)

6 bar g
(87 psi g)

0.04 ... 4 bar g
(0.58 ... 58 psi g)

10 bar g
(145 psi g)

4 bar g
(58 psi g)

10 bar g
(145 psi g)

0.16 ... 16 bar g
(2.3 ... 232 psi g)

32 bar g
(464 psi g)

16 bar g
(232 psi g)

32 bar g
(464 psi g)

Depending on the process connection, the span
may differ from these values

Depending on the process connection, the nominal measuring range may differ from these values

Lower measuring limit
• Measuring cell with silicone oil

100 mbar a (1.45 psi a)

Upper measuring limit
• Measuring cell with silicone oil

100% of max. span

100% of the max. nominal measuring range

Output signal

4 ... 20 mA

Digital PROFIBUS PA signal

Physical bus

-

IEC 61158-2

With polarity reversal protection

No

Yes

Output

Electrical damping T63 (step width 0.1 s)

Set to 0.1 s (0 ... 100 s)

Accuracy

To EN 60770-1

Reference conditions
(All error data refer always refer to the set
span)

Increasing characteristic, start-of-scale value 0 bar, stainless steel seal diaphragm, measuring cell
with silicone oil, room temperature 25 °C (77 °F), span ratio (r = max. span/set span)

Measurement deviation with cut-off point setting, including hysteresis and repeatability.
≤ 0,075%

Linear characteristic curve
• r ≤ 10

≤ (0.0029 ⋅ r + 0.071)%

• 10 < r ≤ 30

≤ (0.0045 ⋅ r + 0.071)%

• 30 < r ≤ 100

≤ (0.005 ⋅ r + 0.05)%

Settling time T63 without electrical damping

Approx. 0.2 s

Long-term drift at ±30 °C (±54 °F)

≤ (0.25 ⋅ r)%/5 years

≤ 0.25%/5 years

• at -10 ... +60 °C (14 ... 140 °F)

≤ (0.1 ⋅ r + 0.2)%

≤ 0,3%

• at -40 ... -10 °C and +60 ... +85 °C
(-40 ... 14 °F and 140 ... 185 °F)

≤ (0.1 ⋅ r + 0.15)%/10 K

≤ 0.25%/10 K

Influence of ambient temperature

Influence of the medium temperature (only
with front-flush diaphragm)
• Temperature difference between medium
temperature and ambient temperature

3 mbar/10 K (0.04 psi/10 K)

Rated operating conditions
Installation conditions
Ambient temperature

Observe the temperature class in areas subject to explosion hazard.

• Measuring cell with silicone oil

-40 ... +85 °C (-40 ... +185 °F)

• Digital display

-30 ... +85 °C (-22 ... +185 °F)

• Storage temperature

-50 ... +85 °C (-58 ... +185 °F)

Climatic class
Condensation

Permissible

Degree of protection to EN 60529

IP65, IP68, NEMA X, enclosure cleaning, resistant to lyes, steam to 150° C (302 °F)

Electromagnetic compatibility
• Emitted interference and interfer. immunity

2/58

Siemens FI 01 · 2009

To EN 61326 and NAMUR NE 21

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
SITRANS P300 with PMC connection
SITRANS P300 for gage pressure with PMC connection for the paper industry
HART

PROFIBUS PA

Medium conditions
Process temperature
• Measuring cell with silicone oil

2

-40 ... +100 °C (-40 ... +212 °F)

Design
Weight (without options)

Approx. 1 kg (2.2 lb)

Housing material

Stainless steel, mat. No. 1.4301/304

Material of parts in contact with the medium
• Seal diaphragm

Hastelloy C276, mat. No. 2.4819

• Measuring cell filling

Silicone oil

Power supply UH
Terminal voltage on transmitter

10.5 ... 42 V DC
for intrinsically safe operation: 10.5 ... 30 V DC

Supplied through bus

Separate power supply

-

Not necessary

Bus voltage
• Without EEx

-

9 ... 32 V

• For intrinsically-safe operation

-

9 ... 24 V

Current consumption
• Max. basic current

-

12.5 mA

• Startup current ≤ basic current

-

Yes

• Max. fault current in the event of a fault

-

15.5 mA

Fault disconnection electronics (FDE)

-

Available

Certificate and approvals
Classification according to pressure equipment directive (DRGL 97/23/EC)

For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of Article 3, paragraph 3 (sound engineering practice)

Explosion protection
Intrinsic safety "i"

PTB 05 ATEX 2048

Identification

Ex II 1/2 G EEx ia/ib IIB/IIC T4, T5, T6

Permissible ambient temperature
• Temperature class T4

-40 ... +85 °C (-40 ... +185 °F)

• Temperature class T5

-40 ... +70 °C (-40 ... +158 °F)

• Temperature class T6

-40 ... +60 °C (-40 ... +140 °F)

Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW, Ri = 300 Ω

To certified intrinsically-safe circuits with maximum values:
FISCO supply unit:
Ui = 17.5 V, Ii = 380 mA, Pi = 5.32 W
Linear barrier:
Ui = 24 V, Ii = 250 mA, Pi = 1.2 W

Effective inner capacitance:

Ci = 6 nF

Ci = 1.1 nF

Effective inner inductance:

Li = 0.4 mH

Li ≤ 7 μH

Explosion protection to FM for USA and
Canada (cFMUS)
• Identification (DIP) or (IS); (NI)

Certificate of Compliance 3025099
CL I, DIV 1, GP ABCD T4 ... T6; CL II, DIV 1, GP EFG; CL III; CL I, ZN 0/1 AEx ia IIC T4 ... T6;
CL I, DIV 2, GP ABCD T4 ... T6; CL II, DIV 2, GP FG; CL III

• Identification (DIP) or (IS)

Certificate of Compliance 3025099C
CL I, DIV 1, GP ABCD T4 ... T6; CL II, DIV 1, GP EFG; CL III; Ex ia IIC 4 ... T6;
CL I, DIV 2, GP ABCD T4 ... T6; CL II, DIV 2, GP FG; CL III

Siemens FI 01 · 2009

2/59

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
SITRANS P300 with PMC connection
SITRANS P300 for gage pressure with PMC connection for the
paper industry

Communication FOUNDATION Fieldbus
Function blocks

HART communication

2

HART communication

230 ... 1100 Ω

Protocol

HART Version 5.x

Software for computer

SIMATIC PDM

3 function blocks analog input,
1 function block PID

• Analog input
- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic
- Electrical damping T63 , adjust- 0 ... 100 s
able

PROFIBUS PA communication
Simultaneous communication with 4
master class 2 (max.)

- Simulation function

Output/input (can be locked within
the device with a bridge)

The address can be set using

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

- Square-rooted characteristic
for flow measurement

Yes

configuration tool
Local operation
(standard setting Address 126)

Cyclic data usage
• Output byte

One measuring value: 5 bytes
Two measuring values: 10 bytes

• Input byte

Register operating mode: 1 bytes
Reset function due to metering.
1 bytes

• PID
• Physical block

1 Resource block

Device profile

PROFIBUS PA Profile for Process
Control Devices Version 3.0,
Class B

Transducer blocks

1 transducer block Pressure with
calibration, 1 transducer block
LCD

Function blocks

2

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures

• Analog input
- Adaptation to customer-specific Linearly rising or falling characterprocess variables
istic
- Electrical damping T63

0 ... 100 s adjustable

- Simulation function

Input /Output

- Limit monitoring

One upper and lower warning limit
and one alarm limit respectively

• Register (totalizer)

Can be reset and preset
Optional direction of counting
Simulation function of the register
output

- Limit monitoring

One upper and lower warning limit
and one alarm limit respectively

• Physical block

1

Transducer blocks

2

• Pressure transducer block
- Monitoring of sensor limits

Yes

- Specification of a container
characteristic with

Max. 31 nodes

- Characteristic

Linear

- Simulation function

Available

• Transducer block "Electronic temperature"
- Simulation function

2/60

Siemens FI 01 · 2009

Standard FF function block

Available

- Monitoring of sensor limits

Yes

- Simulation function: Measured Constant value or over parameterpressure value, sensor temper- izable ramp function
ature and electronics temperature

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
SITRANS P300 with PMC connection
Order No.

Selection and Ordering data

Further designs

4 ... 20 mA/HART

F) 7 M F 8 1 2 3 -

PROFIBUS PA

F) 7 M F 8 1 2 4 -

FOUNDATION Fieldbus (FF)

F) 7 M F 8 1 2 5 -

Measuring cell filling
Silicone oil
Inert liquid
Span
1 bar g
4 bar g
16 bar g

Measuring cell cleaning
Standard
Cleanliness level 2 to
DIN 25410
(14.5 psi g)
(58 psi g)
(232 psi g)

Stainless steel

Process connection
• PMC Style Standard: Thread 1½"
• PMC Style Mini bolt: 1" front-flush (min. span: 500
mbar (7.25 psi), can not be ordered with mit 1-bar
(14.5 psi) measuring cell (Option B))
Non-wetted parts materials
• Stainless steel, deep-drawn and electrolytically
polished
Version
• Standard version
Explosion protection
• None
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
• Zone 20/21/221)
• Ex nA/nL (zone 2)2)
• With FM + CSA, Type of protection:
- "Intrinsic Safe (is)" (planned)

Cable socket for M12 plug
• Metal
• Stainless steel

• German
• French
• Spanish
• Italian

B10
B12
B13
B14

9
9
9
9

9
9
9
9

9
9
9
9

English rating plate
Pressure units in inH2O or psi

B21

9

9

9

Quality inspection certificate (Factory cali- C11
bration) to IEC 60770-2

9

9

9

Acceptance test certificate
To EN 10204-3.1

C12

9

9

9

Factory certificate
To EN 10204-2.2

C14

9

9

9

Set output signal to upper limit of 22.0 mA D05

9

9

9

Type of protection IP68

9

9

9

9

9

9

9

9

9

B
C
D

B
2
3

D12

Mounting
• Weldable sockets for standard 1½" threaded P01
connection
• Weldable socket for mini bolt connection 1" P02
(incl. screw 5/16-18 UNC-2B and washer)

4

1

Additional data
Add "-Z" to Order No. and
specify Order code.

A

M

• With display (setting acc. to specifications, Order
code "Y21" or "Y22" required), lid with glass pane

Y01

9

Measuring point number (TAG No.)
Y15
Max. 16 characters, specify in plain text: Y15:
......

9

9

9

Measuring point text
Y16
Max. 27 characters, specify in plain text: Y16:
......

9

9

9

Entry of HART address (TAG)
Max. 8 characters, specify in plain text:
Y17: ...........................................

Y17

9

Setting of pressure indication in pressure
units
Specify in plain text (standard setting: mA):
Y21: mbar, bar, kPa, MPa, psi, ...
Note: The following pressure units can be
selected:
bar, mbar, mm H2O*), inH2O*), ftH2O*),
mmHG, inHG, psi, Pa, kPa, MPa, g/cm2,
kg/cm2, Torr, ATM or %
*) ref. temperature 20 °C

Y21

9

9

9

9

9

Measuring range to be set
Specify in plain text (max. 5 digits):
Y01: ... up to ... mbar, bar, kPa, MPa, psi

B
C
E

• With display and keys, lid with glass pane
(setting on HART devices: mA, on PROFIBUS PA
and FOUNDATION Fieldbus devices: pressure unit)

A
B
C
F
G
H
J
1
2
6

7

Power supply units see "SITRANS I power supply units and isolation
amplifiers".
Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation
• Sealing ring

4)

9
9

1
3

• With display and keys, closed lid

3)

9
9

A50
A51

Rating plate inscription
(instead of English)

Display
• Without display, with keys, closed lid3)

2)

FF

77777 - 7777

Electrical connection / cable entry
• Screwed gland M20x1.5 (Polyamide)3)
• Screwed gland M20x1.5 (metal)
• Screwed gland M20x1.5 (stainless steel)
• M12 connector (without cable socket)
• M12 connector (stainless steel, without cable socket)
• ½-14 NPT thread, metal4)
• ½-14 NPT thread, stainless steel4)

1)

HART PA

Add "-Z" to Order No. and specify Order
code.

Wetted parts materials
Seal diaphragm
Measuring cell
Hastelloy

Order code

Selection and Ordering data

SITRANS P300 pressure transmitters with PMC
connection, single-chamber measuring housing,
rating plate inscription in English

Can only be ordered in conjunction with electrical connection Option A.
Can only be ordered in conjunction with electrical connection Option B, C,
F or G.
Only together with HART electronics.
Without cable gland.

Setting of pressure indication in non-pres- Y22 +
sure units
Y01
Specify in plain text:
3
Y22: ..... up to ..... l, m , m, USg, ...
(specification of measuring range in pressure
units "Y01" is essential, unit with max. 5 characters)
Preset bus address
Specify in plain text:
Y25: .....................

9

Y25

Only "Y01" and "Y21" can be factory preset
9 = available

F) Subject to export regulations AL: 9I999, ECCN: N.

Siemens FI 01 · 2009

2/61

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage pressure for the paper industry
SITRANS P300 with PMC connection

■ Dimensional drawings
ෘ


+ $SSUR[






+ $SSUR[



2

r



SITRANS P300 pressure transmitters for gage pressure, with PMC connection, dimensions in mm (inch)

The diagram shows a SITRANS P300 with an example of a
flange. In this drawing the height is subdivided into H1 and H2.

PMC Style Standard
DN

H2 = Height of the flange up to this defined cross-section
Only the height H2 is indicated in the dimensions of the flanges.
š
š



DN

'
2ULQJVXUIDFH
ERUHKROHšPPಯZLWKRXWEXUU

PMC Style Standard (left) and PMC Style Minibolt (right) weldable sockets, dimensions in mm (inch)

Material: Stainless steel, mat. No. 1.4404 / 316L

2/62

Siemens FI 01 · 2009

H2

40.4 mm (1.6")

Approx.
36.8 mm
(1.4’’)

∅D

H2

26.3 mm (1.0")

Approx.
33.1 mm
(1.3’’)

PMC Style Minibolt

+

š
š

∅D

'




š




0[

PN

+

H1 = Height of the SITRANS P300 up to a defined cross-section

PN

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III, DS III PA and DS III FF series
Technical description

■ Overview

2

SITRANS P pressure transmitters, DS III series, are digital pressure transmitters featuring extensive user-friendliness and high
accuracy. The parameterization is performed using control keys,
over HART communication, PROFIBUS-PA or FOUNDATION
Fieldbus interface.
Extensive functionality enables the pressure transmitter to be
precisely adapted to the plant’s requirements. Operation is very
simple in spite of the numerous setting options.
Transmitters with type of protection "Intrinsic safety" and "Explosion-proof" may be installed within potentially explosive atmospheres (zone 1) or in zone 0. The transmitters are provided with
an EC type examination certificate and comply with the corresponding harmonized European standards (ATEX).
The transmitters can be equipped with various designs of remote seals for special applications such as the measurement of
highly viscous substances.
Various versions of the DS III pressure transmitters are available
for measuring:
• Gage pressure
• Absolute pressure
• For differential pressure transmitters
• Filling level
• Mass level
• Volume level
• Volume flow
• Mass flow

■ Benefits
• High quality and long life
• High reliability even under extreme chemical and mechanical
loads
• For aggressive and non-aggressive gases, vapors and liquids
• Extensive diagnosis and simulation functions
• Separate replacement of measuring cell and electronics without recalibration
• Minimum conformity error
• Small long-term drift
• Wetted parts made of high-grade materials (e.g. stainless
steel, Hastelloy, gold, Monel, tantalum)

• Infinitely adjustable span from 0.01 mbar to 400 mbar for
DS III with HART communication
• Nominal measuring range from 1 to 400 bar for DS III PA
(PROFIBUS PA) and FF (FOUNDATION Fieldbus)
• High measuring accuracy
• Parameterization over control keys and HART communication,
PROFIBUS PA communication or FOUNDATION Fieldbus interface.

■ Application
The pressure transmitters of the DS III series, can be used in industrial areas with extreme chemical and mechanical loads.
Electromagnetic compatibility in the range 10 kHz to 1 GHz
makes the DS III pressure transmitters suitable for locations with
high electromagnetic emissions.
Pressure transmitters with type of protection "Intrinsic safety" and
"Explosion-proof" may be installed within potentially explosive atmospheres (zone 1) or in zone 0. The pressure transmitters are
provided with an EC type examination certificate and comply
with the corresponding harmonized European standards
(ATEX).
Pressure transmitters with the type of protection "Intrinsic safety"
for use in zone 0 may be operated with power supply units of category "ia" and "ib".
The transmitters can be equipped with various designs of remote seals for special applications such as the measurement of
highly viscous substances.
The pressure transmitter can be operated locally over 3 control
keys or programmed externally over HART communication or
over PROFIBUS PA or FOUNDATION Fieldbus interface.

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III, DS III PA and DS III FF series
Technical description

2

Pressure transmitter for gage pressure
• Measured variable: Gage pressure of aggressive and non-aggressive gases, vapors and liquids.
• Span (infinitely adjustable)
for DS III HART: 0.01 ... 400 bar g (0.145 ... 5802 psi g)
• Nominal measuring range
for DS III PA and FF: 1 ... 400 bar g (14.5 ... 5802 psi g)

■ Design

Pressure transmitters for absolute pressure
• Measured variable: Absolute pressure of aggressive and nonaggressive gases, vapors and liquids.
• Span (infinitely adjustable)
for DS III HART: 8.3 mbar a ... 100 bar a (0.12 ... 1450 psi a)
• Nominal measuring range
for DS III PA and FF: 250 mbar a ... 100 bar a
(3.63 ... 1450 psi a)
• There are two series:
- Gage pressure series
- Differential pressure series
Pressure transmitters for differential pressure and flow
• Measured variables:
- Differential pressure
- Small positive or negative pressure
- Flow q ~ √Δp (together with a primary differential pressure
device (see Chapter "Flow Meters"))
• Span (infinitely adjustable)
for DS III HART: 1 mbar ... 30 bar (0.0145 ... 435 psi)
• Nominal measuring range
for DS III PA and FF: 20 mbar ... 30 bar (0.29 ... 435 psi)
Pressure transmitters for level
• Measured variable: Level of aggressive and non-aggressive
liquids in open and closed vessels.
• Span (infinitely adjustable)
for DS III HART: 25 mbar ... 5 bar (0.363 ... 72.5 psi)
• Nominal measuring range
for DS III PA and FF: 250 mbar ... 5 bar (3.63 ... 72.5 psi)
• Nominal diameter of the mounting flange
- DN 80 or DN 100
- 3 inch or 4 inch
In the case of level measurements in open containers, the lowpressure connection of the measuring cell remains open (measurement "compared to atmospheric").
In the case of measurements in closed containers, the lowerpressure connection has to be connected to the container in order to compensate the static pressure.
The wetted parts are made from a variety of materials, depending on the degree of corrosion resistance required.

Front view

The transmitter consists of various components depending on
the order. The possible versions are listed in the ordering information. The components described below are the same for all
transmitters.
The rating plate (3, Figure "Front view") with the Order No. is located on the side of the housing. The specified number together
with the ordering information provide details on the optional design details and on the possible measuring range (physical
properties of built-in sensor element).
The approval label is located on the opposite side.
The housing is made of die-cast aluminium or stainless steel precision casting. A round cover is screwed on at the front and rear
of the housing. The front cover (6) can be fitted with a viewing
pane so that the measured values can be read directly on the
digital display. The inlet (4) for the electrical connection is located either on the left or right side. The unused opening on the
opposite side is sealed by a blanking plug. The protective earth
connection is located on the rear of the housing.
The electrical connections for the power supply and screen are
accessible by unscrewing the rear cover. The bottom part of the
housing contains the measuring cell with process connection
(1). The measuring cell is prevented from rotating by a locking
screw (8). As the result of this modular design, the measuring
cell and the electronics can be replaced separately from each
other. The set parameter data are retained.
At the top of the housing is a plastic cover (5), which hides the
input keys.

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Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III, DS III PA and DS III FF series
Technical description

■ Function

Operation of the electronics with PROFIBUS PA communication

Operation of the electronics with PROFIBUS PA communication

9

8

M
2

3

4

mC

5

mC

10

5

4

3

2

2
7

PA
interface

IA, UH
EEPROM

7

6

HART interface
Electronics

6

1

Electronics
1

Pe
1
2
3
4
5
6
7
8
9
10
IA
UH
Pe

Sensor

EEPROM

6

Sensor

Measuring cell

Measuring cell sensor
Instrument amplifier
Analog-to-digital converter
Microcontroller
Digital-to-analog converter
One non-volatile memory each in the measuring cell and electronics
HART interface
Three input keys (local operation)
Digital display
Diode circuit and connection for external ammeter
Output current
Power supply
Input variable

Function diagram of the electronics

The bridge output voltage created by the sensor (1, Figure
"Function diagram of the electronics") is amplified by the instrument amplifier (2) and digitized in the analog-to-digital converter
(3). The digital information is evaluated in a microcontroller, its
linearity and temperature response corrected, and converted in
a digital-to-analog converter (5) into an output current of 4 to
20 mA.
The diode circuit (10) protects against incorrect polarity.
The data specific to the measuring cell, the electronics data, and
the parameter data are stored in the two non-volatile memories
(6). The one memory is coupled to the measuring cell, the other
to the electronics. As the result of this modular design, the electronics and the measuring cell can be replaced separately from
each other.
Using the 3 input keys (8) you can parameterize the pressure
transmitter directly at the point of measurement. The input keys
can also be used to control the view of the results, the error messages and the operating modes on the digital display (9).

6

pe

1
2
3
4
5
6
7

Power
supply
unit

Coupler

11
12

BusMaster

EEPROM

EEPROM

Power supply
10

PROFIBUS-DP

0 0 00 0
00

PROFIBUS-PA

8

0 0 00 0
00

M

9

Measuring cell

Measuring cell sensor
Instrument amplifier
Analog-to-digital converter
Microcontroller
Electrical isolation
One non-volatile memory
each in the measuring cell
and electronics
PROFIBUS-PA interface

8
9
10
11
12

Three input keys
(local operation)
Digital display
Power supply
DP/PA coupler or link
Bus master

pe

Input variable

Function diagram of the electronics

The bridge output voltage created by the sensor (1, Figure
"Function diagram of the electronics") is amplified by the instrument amplifier (2) and digitized in the analog-to-digital converter
(3). The digital information is evaluated in the microcontroller, its
linearity and temperature response corrected, and provided on
the PROFIBUS PA through an electrically isolated PA interface
(7).
The data specific to the measuring cell, the electronics data, and
the parameter data are stored in the two non-volatile memories
(6). The first memory is linked with the measuring cell, the second with the electronics. This modular design means that the
electronics and the measuring cell can be replaced separately
from one another.
Using the three input keys (8) you can parameterize the pressure
transmitter directly at the point of measurement. The input keys
can also be used to control the view of the results, the error messages and the operating modes on the digital display (9).
The results with status values and diagnostic values are transferred by cyclic data transmission on the PROFIBUS PA. Parameterization data and error messages are transferred by acyclic
data transmission. Special software such as SIMATIC PDM is required for this.

The HART modem (7) permits parameterization using a protocol
according to the HART specification.
The pressure transmitters with spans ≤ 63 bar measure the input
pressure compared to atmosphere, transmitters with spans
≥ 160 bar compared to vacuum.

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III, DS III PA and DS III FF series
Technical description
Mode of operation of the FOUNDATION Fieldbus electronics

0 0 00 0
00

M

2

2

Measuring cell for gage pressure

9

8

Mode of operation of the measuring cells

3

4

5

mC

EEPROM

7
FF
interface

Power supply
10

5
4
3

1

Power
supply
unit

6

Coupler

Electronics
1

pe

1
2
3
4
5
6
7

EEPROM

p

e

Measuring cell for gage pressure, function diagram
Measuring cell

Measuring cell sensor
Instrument amplifier
Analog-to-digital converter
Microcontroller
Electrical isolation
One non-volatile memory
each in the measuring cell
and electronics
FF interface

8
9
10

Three input keys
(local operation)
Digital display
Power supply

pe

Input variable

Function diagram of the electronics

The bridge output voltage created by the sensor (1, Figure
"Function diagram of the electronics") is amplified by the instrument amplifier (2) and digitized in the analog-to-digital converter
(3). The digital information is evaluated in the microcontroller, its
linearity and temperature response corrected, and provided on
the FOUNDATION Fieldbus through an electrically isolated
FOUNDATION Fieldbus Interface (7).
The data specific to the measuring cell, the electronics data, and
the parameter data are stored in the two non-volatile memories
(6). The one memory is coupled to the measuring cell, the other
to the electronics. As the result of this modular design, the electronics and the measuring cell can be replaced separately from
each other.
Using the three input keys (8) you can parameterize the pressure
transmitter directly at the point of measurement. The input keys
can also be used to control the view of the results, the error messages and the operating modes on the digital display (9).
The results with status values and diagnostic values are transferred by cyclic data transmission on the FOUNDATION
Fieldbus. Parameterization data and error messages are transferred by acyclic data transmission. Special software such as
National Instruments Configurator is required for this.

2/66

Measuring cell
Process connection
Seal diaphragm
Filling liquid
Silicon pressure sensor
Pressure as input variable

2

6

Sensor

1
2
3
4
5
pe

Siemens FI 01 · 2009

The pressure pe is applied through the process connection (2,
Figure "Measuring cell for gage pressure, function diagram) to
the measuring cell (1). This pressure is subsequently transmitted
further through the seal diaphragm (3) and the filling liquid (4) to
the silicon pressure sensor (5) whose measuring diaphragm is
then flexed. This changes the resistance of the four piezo-resistors fitted in the diaphragm in a bridge circuit. This change in resistance results in a bridge output voltage proportional to the input pressure.
Measuring cell for gage pressure, with front-flush diaphragm for
paper industry

5
4
1

1
2
3
4
5
pe

Measuring cell
Process connection
Seal diaphragm
Filling liquid
Silicon pressure sensor
Pressure as input variable

2
3

p

e

Measuring cell for gage pressure, with front-flush diaphragm for paper industry, function diagram

The pressure pe is applied through the process connection (2,
Figure "Measuring cell for gage pressure, with front-flush diaphragm for paper industry, function diagram") to the measuring
cell (1). This pressure is subsequently transmitted further
through the seal diaphragm (3) and the filling liquid (4) to the silicon pressure sensor (5) whose measuring diaphragm is then
flexed. This changes the resistance of the four piezo-resistors fitted in the diaphragm in a bridge circuit. This change in resistance results in a bridge output voltage proportional to the input
pressure.

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III, DS III PA and DS III FF series
Technical description
Measuring cell for absolute pressure from gage pressure series

Measuring cell for differential pressure and flow

2

3

4
1
2
3
4
5
6
7

5
4

1

3
1

1
2
3
4
5
pe

1
5

+

Measuring cell
Process connection
Seal diaphragm
Filling liquid
Silicon absolute pressure sensor
Absolute pressure as input variable

7

6

Measuring cell for differential pressure and flow, function diagram

2

pe

-

Seal diaphragm
O-ring
Overload diaphragm
Silicon pressure sensor
Process flange
Body of measuring cell
Filling liquid

Measuring cell for absolute pressure from the pressure series, function
diagram

The absolute pressure pe is transmitted through the seal diaphragm (3, Figure "Measuring cell for absolute pressure from the
gage pressure series, function diagram") and the filling liquid (4)
to the silicon absolute pressure sensor (5) whose measuring diaphragm is then flexed. This changes the resistance of the four
piezo-resistors fitted in the diaphragm in a bridge circuit. This
change in resistance results in a bridge output voltage proportional to the input pressure.

The differential pressure is transmitted through the seal diaphragms (1, Figure "Measuring cell for differential pressure and
flow, function diagram") and the filling liquid (7) to the silicon
pressure sensor (4).
The measuring diaphragm is flexed by the applied differential
pressure. This changes the resistance of the four piezo-resistors
fitted in the diaphragm in a bridge circuit. This change in resistance results in a bridge output voltage proportional to the absolute pressure.
An overload diaphragm is installed to provide protection from
overloads. If the measuring limits are exceeded, the overload diaphragm (2) is flexed until the seal diaphragm rests on the body
of the measuring cell (7), thus protecting the silicon pressure
sensor from overloads.
Measuring cell for level

Measuring cell for absolute pressure from differential pressure
series
3

2

3

4

5
pe

1

6

8

1
2
3
4
5
6
7
8
pe

Reference vacuum
Overload diaphragm
Silicon pressure sensor
O-ring
Process flange
Seal diaphragm
Body of measuring cell
Filling liquid
Absolute pressure as
input variable

7

4

5

6

7

2

8
+

1

1
2
3
4
5

10
9
6
7
8
9
10

Flange with tube
Seal diaphragm on
mounting flange
Seal diaphragm
Body of measuring cell
Overload diaphragm

Silicon pressure sensor
O-ring
Process flange
Filling liquid
Capillary with filling liquid
of mounting flange

Measuring cell for absolute pressure from differential pressure series,
function diagram

The input pressure pe is transmitted through the seal diaphragm
(6, Figure "Measuring cell for absolute pressure from differential
pressure series, function diagram") and the filling liquid (8) to the
silicon pressure sensor (3).
The difference in pressure between the input pressure pe and
the reference vacuum (1) on the low-pressure side of the measuring cell flexes the measuring diaphragm. The resistance of
the four piezo-resistors fitted in the diaphragm in a bridge circuit
thus changes. This change in resistance results in a bridge output voltage proportional to the absolute pressure.
An overload diaphragm is installed to provide protection from
overloads. If the measuring limits are exceeded, the overload diaphragm (2) is flexed until the seal diaphragm rests on the body
of the measuring cell (7), thus protecting the silicon pressure
sensor from overloads.

Measuring cell for level, function diagram

The input pressure (hydrostatic pressure) acts hydraulically on
the measuring cell through the seal diaphragm on the mounting
flange (2, Figure "Measuring cell for level, function diagram").
This differential pressure is subsequently transmitted further
through the measuring cell (3) and the filling liquid (9) to the silicon pressure sensor (6) whose measuring diaphragm is then
flexed.
This changes the resistance of the four piezo-resistors fitted in
the diaphragm in a bridge circuit.
This change in resistance results in a bridge output voltage proportional to the differential pressure.
An overload diaphragm is installed to provide protection from
overloads. If the measuring limits are exceeded, the overload diaphragm (2) is flexed until the seal diaphragm rests on the body

Siemens FI 01 · 2009

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2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III, DS III PA and DS III FF series
Technical description
of the measuring cell (7), thus protecting the silicon pressure
sensor from overloads.
Parameterization DS III

2

Depending on the version, there are a range of options for parameterizing the pressure transmitter and for setting or scanning
the parameters.
Parameterization using the input keys (local operation)
With the input keys you can easily set the most important parameters without any additional equipment.
Parameterization using HART communication
Parameterization using HART communication is performed with
a HART communicator or a PC.

1)
2)

Cancel apart from write protection
Only differential pressure

Diagnostic functions for DS III HART
• Zero correction display
• Event counter
• Limit transmitter
• Saturation alarm
• Slave pointer
• Simulation functions
• Maintenance timer
Available physical units of display for DS III HART
Table style: Technical specifications 2

+
230 ... 1100 W

SITRANS P
transmitter

Power supply

HART
communicator

Physical variable

Physical dimensions

Pressure (setting can also
be made in the factory)

Pa, MPa, kPa, bar, mbar, torr, atm, psi,
g/cm2, kg/cm2, inH2O, inH2O (4 °C),
mmH2O, ftH2O (20 °C), inHg, mmHg

Level (height data)

m, cm, mm, ft, in

Volume

m3, dm3, hl, yd3, ft3, in3, US gallon, lmp.
gallon, bushel, barrel, barrel liquid

Mass

g, kg, t, lb, Ston, Lton, oz

Communication between a HART communicator and a pressure transm.

Volume flow

When parameterizing with the HART communicator, the connection is made directly to the 2-wire system.

m3/d, m3/h, m3/s, l/min, l/s, ft3/d, ft3/min,
ft3/s, US gallon/min, US gallon/s

Mass flow

t/d, t/h, t/min, kg/d, kg/h, kg/min, kg/s, g/d,
g/h, g/min, g/s, lb/d, lb/h, lb/min, lb/s,
LTon/d, LTon/h, STon/d, STon/h, STon/min

230 ... 500 W

SITRANS P
transmitter

Power supply

PC or
laptop

HART
modem

Temperature

K, °C, °F, °R

Miscellaneous

%, mA

Parameterization through PROFIBUS PA interface
Fully digital communication through PROFIBUS PA, profile 3.0, is
particularly user-friendly. The PROFIBUS puts the DS III PA is in
connection with a process control system, e.g. SIMATIC PSC 7.
Communication is possible even in a potentially explosive environment.

RS 232

HART communication between a PC communicator and a pressure
transmitter

When parameterizing with a PC, the connection is made through
a HART modem.
The signals needed for communication in conformity with the
HART 5.x or 6.x protocols are superimposed on the output current using the Frequency Shift Keying (FSK) method.
Adjustable parameters, DS III HART
Parameters

Input keys
HART com(DS III HART) munication

Start of scale

x

x

Full-scale value

x

x

Electrical damping

x

Start-of-scale value without application
of a pressure ("Blind setting")

x

For parameterization through PROFIBUS you need suitable software, e.g. SIMATIC PDM (Process Device Manager).
Parameterization through FOUNDATION Fieldbus Interface
Fully digital communication through FOUNDATION Fieldbus is
particularly user-friendly. Through the FOUNDATION Fieldbus
the DS III FF is connected to a process control system. Communication is possible even in a potentially explosive environment.
For parameterization through the FOUNDATION Fieldbus you
need suitable software, e.g. National Instruments Configurator.
Adjustable parameters for DS III PA and FF
Parameters

Input keys
PROFIBUS PA and
(DS III HART) FOUNDATION
Fieldbus interface

x

Electrical damping

x

x

x

Zero adjustment (correction of x
position)

x

Full-scale value without application of a x
pressure ("Blind setting")

x

Key and/or function disabling

x

x

Zero adjustment

x

Source of measured-value dis- x
play

x

Physical dimension of display

x

x

Position of decimal point

x

x

Bus address

x

x

x2)

Adjustment of characteristic

x

x

Input of characteristic

Freely-programmable LCD

x

Freely-programmable LCD

x

Diagnostics functions

x

Diagnostics functions

x

x

Current transmitter

x

x

Fault current

x

x

Disabling of keys, write protection

x

x1)

Type of dimension and actual dimension x
Characteristic (linear / square-rooted)
Input of characteristic

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Siemens FI 01 · 2009

x2)

x

x
x

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III, DS III PA and DS III FF series
Technical description
Diagnostic functions for DS III PA and FF
• Event counter
• Slave pointer
• Maintenance timer
• Simulation functions
• Display of zero correction
• Limit transmitter
• Saturation alarm

2

Physical dimensions available for the display
Physical variable

Physical dimensions

Pressure (setting can also
be made in the factory)

MPa, kPa, Pa, bar, mbar, torr, atm, psi,
g/cm2, kg/cm2, mmH2O, mmH2O (4 °C),
inH2O, inH20 (4 °C), ftH2O (20 °C), mmHg,
inHg

Level (height data)

m, cm, mm, ft, in, yd

Volume

m3, dm3, hl, yd3, ft3, in3, US gallon, lmp.
gallon, bushel, barrel, barrel liquid

Volume flow

m3/s, m3/min, m3/h, m3/d, l/s, l/min, l/h, l/
d, Ml/d, ft3/s, ft3/min, ft3/h, ft3/d, US gallon/s, US gallon/min, US gallon/h, US gallon/d, bbl/s, bbl/min, bbl/h, bbl/d

Mass flow

g/s, g/min, g/h, g/d, kg/s, kg/min, kg/h,
kg/d, t/s, t/min, t/h, /t/d, lb/s, lb/min, lb/h,
lb/d, STon/s, STon/min, STon/h, STon/d,
LTon/s, LTon/min, LTon/h, LTon/d

Total mass flow

t, kg, g, lb, oz, LTon, STon

Temperature

K, °C, °F, °R

Miscellaneous

%

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for gage pressure

■ Technical specifications
SITRANS P, DS III series for gage pressure
HART

2

PROFIBUS PA or FOUNDATION Fieldbus

Input
Measured variable

Gage pressure

Spans (infinitely adjustable) or
nominal measuring range and
max. permissible test pressure

Span

Max. perm. test pressure

Nominal measuring
range

Max. perm. test pressure

0.01 ... 1 bar g
(0.145 ... 14.5 psi g)

6 bar g
(87 psi g)

1 bar g
(14.5 psi g)

6 bar g
(87 psi g)

0.04 ... 4 bar g
(0.58 ... 58 psi g)

10 bar g
(145 psi g)

4 bar g
(58 psi g)

10 bar g
(145 psi g)

0.16 ... 16 bar g
(2.23 ... 232 psi g)

32 bar g
(464 psi g)

16 bar g
(232 psi g)

32 bar g
(464 psi g)

0.6 ... 63 bar g
(9.14 ... 914 psi g)

100 bar g
(1450 psi g)

63 bar g
(914 psi g)

100 bar g
(1450 psi g)

1.6 ... 160 bar g
(23.2 ... 2320 psi g)

250 bar g
(3626 psi g)

160 bar g
(2320 psi g)

250 bar g
(3626 psi g)

4.0 ... 400 bar g
(58 ... 5802 psi g)

600 bar g
(8700 psi g)

400 bar g
(5802 psi g)

600 bar g
(8700 psi g)

7.0 ... 700 bar g
(102 ... 10153 psi g)

800 bar g
(11603 psi g)

700 bar g
(10153 psi g)

800 bar g
(11603 psi g)

Lower measuring limit
• Measuring cell with silicone oil filling

30 mbar a (0.435 psi a)

• Measuring cell with inert filling liquid

30 mbar a (0.435 psi a)

Upper measuring limit

100% of max. span (max. 160 bar g (2320 psi g) with oxygen measurement and inert liquid)

Output
Output signal

4 ... 20 mA

Digital PROFIBUS PA or FOUNDATION Fieldbus
signal

• Lower limit (infinitely adjustable)

3.55 mA, factory preset to 3.84 mA

-

• Upper limit (infinitely adjustable)

23 mA, factory preset to 20.5 mA or optionally set to 22.0 mA

Load
• Without HART communication

RB ≤ (UH - 10.5 V)/0.023 A in Ω,
UH : Power supply in V

-

• With HART communication

RB = 230 ... 500 Ω (SIMATIC PDM) or
RB = 230 ... 1100 Ω (HART Communicator)

-

Physical bus

-

IEC 61158-2

With polarity reversal protection

-

Yes

Accuracy

To EN 60770-1

Reference conditions
(All error data refer always refer to the set
span)

Increasing characteristic, start-of-scale value 0 bar, stainless steel seal diaphragm, silicone oil filling,
room temperature 25 °C (77 °F)) r: Span ratio (r = max. span/set span)

Error in measurement and fixed-point setting
(including hysteresis and repeatability)
≤ 0,075%

• Linear characteristic
- r ≤ 10

≤ (0.0029 ⋅ r + 0.071)%

- 10 < r ≤ 30

≤ (0.0045 ⋅ r + 0.071)%

- 30 < r ≤ 100

≤ (0.005 ⋅ r + 0.05)%

Long-term drift (temperature change ±30 °C
(±54 °F))

≤ (0.25 ⋅ r)% every 5 years

≤ 0.25% every 5 years

• at -10 ... +60 °C (14 ... 140 °F)

≤ (0.08 ⋅ r + 0.1)%
(at 700 bar: ≤ (0.1 ⋅ r + 0.2)%)

≤ 0,3%

• at -40 ... -10 °C and +60 ... +85 °C
(-40 ... +14 °F and 140 ... 185 °F)

≤ (0.1 ⋅ r + 0.15)%/10 K

≤ 0.25%/10 K

Measured Value Resolution

-

3 ⋅ 10-5 of nominal measuring range

Influence of ambient temperature

2/70

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for gage pressure
SITRANS P, DS III series for gage pressure
HART

PROFIBUS PA or FOUNDATION Fieldbus

Rated operating conditions
Degree of protection (to EN 60529)

IP65

2

Process temperature
• Measuring cell with silicone oil filling

-40 ... +100 °C (-40 ... +212 °F)

• Measuring cell with inert filling liquid

-20 ... +100 °C (-4 ... +212 °F)

• In conjunction with dust explosion protection

-20 ... +60 °C (-4 ... +140 °F)

Ambient conditions
• Ambient temperature
- Digital indicators

-30 ... +85 °C (-22 ... +185 °F)

• Storage temperature

-50 ... +85 °C (-58 ... +185 °F)

• Climatic class
- Condensation

Permissible

• Electromagnetic compatibility
- Emitted interference and interference
immunity

To EN 61326 and NAMUR NE 21

Design
Weight (without options)

≈ 1.5 kg (≈ 3.3 lb)

Housing material

Poor in copper die-cast aluminium, GD-AlSi12 or stainless steel precision casting, mat. No. 1.4408

Wetted parts materials
• Connection shank

Stainless steel, mat. No. 1.4404/316L or Hastelloy C4, mat. No. 2.4610

• Oval flange

Stainless steel, mat. No. 1.4404/316L

• Seal diaphragm

Stainless steel, mat. No. 1.4404/316L or Hastelloy C276, mat. No. 2.4819

Measuring cell filling

Silicone oil or inert filling liquid (max. 160 bar (2320 psi g) with oxygen measurement)

Process connection

Connection shank G½A to DIN EN 837-1, female thread ½ -14 NPT or oval flange (PN 160
(MWP 2320 psi g)) to DIN 19213 with mounting thread M10 or 7/16-20 UNF to EN 61518

Material of the mounting bracket
• Steel

Sheet steel, Mat. No. 1.0330, chrome-plated

• Stainless steel

Stainless steel, Mat. No. 1.4301 (SS304)
Supplied through bus

Power supply UH
Terminal voltage on transmitter

10.5 ... 45 V DC
10.5 ... 30 V DC in intrinsically-safe mode

-

Separate 24 V power supply necessary

-

No

Bus voltage
• Not Ex

-

9 ...32 V

• With intrinsically-safe operation

-

9 ...24 V

Current consumption
• Basic current (max.)

-

12.5 mA

• Startup current ≤ basic current

-

Yes

• Max. current in event of fault

-

15.5 mA

Fault disconnection electronics (FDE) available

-

Yes

Siemens FI 01 · 2009

2/71

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for gage pressure
SITRANS P, DS III series for gage pressure
HART

PROFIBUS PA or FOUNDATION Fieldbus

Certificate and approvals

2

Classification according to pressure equipment directive (DRGL 97/23/EC)

For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of Article 3, paragraph 3 (sound engineering practice)

Explosion protection
• Intrinsic safety "i"

PTB 99 ATEX 2122

- Identification

Ex II 1/2 G EEx ia/ib IIB/IIC T6

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +70 °C (-40 ... +158 °F) temperature class T5;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6

- Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW; Ri = 300 Ω

- Effective internal inductance/capacitance L i = 0.4 mH, Ci = 6 nF
• Explosion-proof "d"

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W
Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W
L i = 7 μH, Ci = 1.1 nF

PTB 99 ATEX 1160

- Identification

Ex II 1/2 G EEx d IIC T4/T6

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6

- Connection
• Dust explosion protection for zone 20
- Identification

To circuits with values: UH = 10.5 ... 45 V DC
Ex II 1 D IP65 T 120 °C
Ex II 1/2 D IP65 T 120 °C

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F)

- Max.surface temperature

120 °C (248 °F)

- Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW, Ri = 300 Ω

- Effective internal inductance/capacitance L i = 0.4 mH, Ci = 6 nF
• Dust explosion protection for zone 21/22

To circuits with values: UH = 9 ... 32 V DC

PTB 01 ATEX 2055

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W
Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W
L i = 7 μH, Ci = 1.1 nF

PTB 01 ATEX 2055

- Identification

Ex II 2 D IP65 T 120 °C

- Connection

To circuits with values: UH = 10.5 ... 45 V DC;
Pmax = 1.2 W

To circuits with values: UH = 9 ... 32 V DC;
Pmax = 1.2 W

TÜV 01 ATEX 1696 X

Planned

Ex II 3 G EEx nA L IIC T4/T5/T6

-

• Type of protection "n" (zone 2)
- Identification
• Explosion protection to FM
- Identification (XP/DIP) or (IS); (NI)
• Explosion protection to CSA
- Identification (XP/DIP) or (IS)

2/72

Siemens FI 01 · 2009

Certificate of Compliance 3008490
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; CL I, ZN 0/1 AEx ia IIC T4...T6; CL I,
DIV 2, GP ABCD T4...T6; CL II, DIV 2, GP FG; CL III
Certificate of Compliance 1153651
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; Ex ia IIC T4...T6; CL I, DIV 2, GP ABCD
T4...T6; CL II, DIV 2, GP FG; CL III

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for gage pressure
HART communication
HART communication

Communication FOUNDATION Fieldbus
230 ... 1100 Ω

Protocol

HART Version 5.x

Software for computer

SIMATIC PDM

Function blocks

3 function blocks analog input,
1 function block PID

• Analog input

PROFIBUS PA communication

- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic

Simultaneous communication with 4
master class 2 (max.)

- Electrical damping T63 , adjust- 0 ... 100 s
able

The address can be set using

- Simulation function

Output/input (can be locked within
the device with a bridge)

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

- Square-rooted characteristic
for flow measurement

Yes

Configuration tool or local operation (standard setting address
126)

Cyclic data usage
• Output byte

5 (one measuring value) or
10 (two measuring values)

• Input byte

0, 1, or 2 (register operating mode
and reset function for metering)

Internal preprocessing
Device profile

Function blocks

PROFIBUS PA Profile for Process
Control Devices Version 3.0,
Class B

• PID
• Physical block

1 Resource block

2

Transducer blocks

1 transducer block Pressure with
calibration, 1 transducer block
LCD

• Analog input
- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic
- Electrical damping T63 , adjust- 0 ... 100 s
able
- Simulation function

Input /Output

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

• Register (totalizer)

Standard FF function block

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Simulation function: Measured Constant value or over parameterpressure value, sensor temper- izable ramp function
ature and electronics temperature

Can be reset, preset, optional
direction of counting, simulation
function of register output

- Failure mode

Can be parameterized (summation
with last good value, continuous
summation, summation with incorrect value)

- Limit monitoring

One upper and lower warning limit
and one alarm limit respectively

• Physical block

1

Transducer blocks

2

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Specification of a container
characteristic with

Max. 30 nodes

- Square-rooted characteristic
for flow measurement

Yes

- Gradual volume suppression
and implementation point of
square-root extraction

Parameterizable

- Simulation function for meaConstant value or over parametersured pressure value and sen- izable ramp function
sor temperature

Siemens FI 01 · 2009

2/73

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for gage pressure
Selection and Ordering data

Order No.

Selection and Ordering data

SITRANS P pressure transmitters for gage
pressure, series DS III HART

7MF 4 0 3 3 -

SITRANS P pressure transmitters for gage
pressure, series DS III HART

Measuring cell filling

2

77777 - 7777

Silicone oil
Inert liquid1)

Measuring cell
cleaning
Standard
Grease-free

} 1
3

Span
0.01 ... 1 bar g
0.04 ... 4 bar g
0.16 ... 16 bar g
0.63 ... 63 bar g
1.6 ... 160 bar g
4.0 ... 400 bar g
7,0 ... 700 bar g

(0.15 ... 14.5 psi g)
(0.58 ... 58 psi g)
(2.32 ... 232 psi g)
(9.14 ... 914 psi g)
(23.2 ... 2320 psi g)
(58.0 ... 5802 psi g)
(102.0 ...10153 psi g)

}
}
}
}
}
}
}

7MF 4 0 3 3 77777 - 7777

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indicator, setting: mA
B
C
D
E
F
G
J

• with customer-specific digital indicator
(setting as specified, Order code "Y21" or "Y22"
required)

Stainless steel
Stainless steel
Hastelloy
Stainless steel
Hastelloy
Hastelloy
Version as diaphragm seal 2) 3)
Process connection
• Connection shank G½B to EN 837-1
• Female thread ½-14 NPT
• Oval flange made of stainless steel
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
- Mounting thread M12 to DIN 19213
• Male thread M20 x 1,5
• Male thread ½-14 NPT
Non-wetted parts materials
• Housing made of die-cast aluminium
• Housing stainless steel precision casting4)

}

}

Version
• Standard version
• International version, English label inscriptions, }
documentation in 5 languages on CD
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"5)
- "Intrinsic safety and explosion-proof enclosure
(EEx ia + EEx d)"6)
- "Ex nA/nL (zone 2)"
- "Intrinsic safety, explosion-proof enclosure and }
dust explosion protection (EEx ia + EEx d +
Zone 1D/2D)"6)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"5)
Electrical connection / cable entry
• Screwed gland Pg 13.5 (adapter)7)
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• Han 7D plug (plastic housing) incl. mating
connector7)
• M12 connector (metal)8)

Siemens FI 01 · 2009

}

6
7

Power supply units see "SITRANS I power supply units and isolation
amplifiers".
Factory-mounting of shut-off valves and valve manifolds see page
2/142.
Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation

A
B
C
Y

1)
2)

0
1

3)

2
3
4
5
6
}

0
1

}Available ex stock

Wetted parts materials
Seal diaphragm
Process connection

2/74

Order No.

4)
5)
6)
7)
8)

0
3
1
2

A
B
D
P
E
R

NC

A
B
C
D
F

For oxygen application, add Order code E10.
When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.
Not together with Electrical connection „Screwed gland Pg 13.5“ and
„Han7D plug“.
Without cable gland, with blanking plug
With enclosed cable gland EEx ia and blanking plug
Not together with type of protection "Explosion-proof" and type of protection
"Ex nA".
Cannot be used together with the following types of protection:
"Explosion-proof" and "Intrinsic safety and explosion-proof"

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for gage pressure
Selection and Ordering data

Order No.

Order No.

Selection and Ordering data

SITRANS P pressure transmitters for gage
pressure

SITRANS P pressure transmitters for gage
pressure

DS III PA (PROFIBUS PA) series

7MF 4 0 3 4 -

DS III PA (PROFIBUS PA) series

DS III FF series (FOUNDATION Fieldbus)

7MF 4 0 3 5 -

DS III FF series (FOUNDATION Fieldbus)

7MF 4 0 3 4 -

77777 - 7777

Measuring cell filling
Silicone oil
Inert liquid1)

Measuring cell
cleaning
Standard
Grease-free

Nominal measuring range
1 bar g
(14.5 psi g)
4 bar g
(58 psi g)
16 bar g
(232 psi g)
63 bar g
(914 psi g)
160 bar g
(2320 psi g)
400 bar g
(5802 psi g)
700 bar g
(10153 psi g)

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indicator
• With customer-specific digital indicator (setting
as specified, Order code "Y21" or required)

1
3
B
C
D
E
F
G
J

Process connection
• Connection shank G½A to EN 837-1
• Female thread ½-14 NPT
• Oval flange made of stainless steel
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
- Mounting thread M12 nach DIN 19213
• Male thread M20 x 1,5
• Male thread ½-14 NPT
Non-wetted parts materials
• Housing made of die-cast aluminium
• Housing stainless steel precision casting
Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"4)
- "Intrinsic safety and explosion-proof enclosure
(EEx ia + EEx d)"5)
- "Ex nA/nL (zone 2)"
- "Intrinsic safety, explosion-proof enclosure and
dust explosion protection (EEx ia + EEx d +
Zone 1D/2D)"6) (not for DS III FF)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"5)
Electrical connection / cable entry
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• Plug M12 (metal)6)

0
1
6
7

Factory-mounting of shut-off valves and valve manifolds see page
2/142.
The device is delivered together with brief instructions (Leporello) and a
CD-ROM containing detailed documentation.
1)
2)

Wetted parts materials
Seal diaphragm
Process connection
Stainless steel
Stainless steel
Hastelloy
Stainless steel
Hastelloy
Hastelloy
Version as diaphragm seal2) 3)

7MF 4 0 3 5 77777 - 7777

A
B
C
Y

3)

4)
5)
6)

0
1

For oxygen application, add Order code E10.
When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.
Without cable gland, with blanking plug.
With enclosed cable gland EEx ia and blanking plug.
Cannot be used together with the following types of protection:
"Explosion-proof" and "Intrinsic safety and explosion-proof"

2
3
4
5
6
0
3
1
2

A
B
D
P
E
R

NC

B
C
F

Siemens FI 01 · 2009

2/75

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for gage pressure
Selection and Ordering data

Order code

2

Selection and Ordering data

HART PA

Further designs
Add "-Z" to Order No. and specify Order code.
Pressure transmitter with mounting
bracket made of:
• Steel
• Stainless steel

A01
A02

9
9

Plug
• Han 7D (metal, gray)
• Han 8U (instead of Han 7D)

A30
A31

9
9

Cable sockets for M12 connectors (metal)

A50

9

9

Rating plate inscription
(instead of German)
• English
• French
• Spanish
• Italian

B11
B12
B13
B14

9
9
9
9

B21

FF

Order code
HART PA

Additional data
Add "-Z" to Order No. and specify Order
code.

FF

Measuring range to be set
Specify in plain text (max. 5 digits):
Y01: ... up to ... mbar, bar, kPa, MPa, psi

Y01

9

Measuring point number (TAG No.)
Max. 16 characters, specify in plain text:
Y15: ...........................................

Y15

9

9

9

9

Measuring point text
Max. 27 characters, specify in plain text:
Y16: ...........................................

Y16

9

9

9

9
9
9
9

9
9
9
9

Entry of HART address (TAG)
Max. 8 characters, specify in plain text:
Y17: ...........................................

Y17

9

9

9

9

9

Quality inspection certificate (Factory cali- C11
bration) to IEC 60770-21)

9

9

9

Acceptance test certificate2)
To EN 10204-3.1

C12

9

9

9

Factory certificate
To EN 10204-2.2

C14

9

9

9

Setting of pressure indication in pressure Y21
units
Specify in plain text (standard setting: mA):
Y21: mbar, bar, kPa, MPa, psi, ...
Note:
The following pressure units can be selected:
bar, mbar, mm H2O*), inH2O*), ftH2O*),
mmHG, inHG, psi, Pa, kPa, MPa, g/cm2,
kg/cm2, Torr, ATM oder %
*) ref. temperature 20 °C

9

9

C20

9

Y22 +
Y01

"PROFIsafe“ certificate and protocol

C21

Setting of upper limit of output signal to
22.0 mA

D05

9

Manufacturer's declaration acc. to NACE

D07

9

9

9

Setting of pressure indication in
non-pressure units
Specify in plain text:
Y22: ..... up to ..... l/min, m3/h, m, USgpm, ...
(specification of measuring range in
pressure units "Y01" is essential, unit with
max. 5 characters)

9

"Functional Safety (SIL)" certificate

Type of protection IP68
(not together with 7D/
Han 8U plug, cable gland Pg 13.5)

9

9

9

Preset bus address
(possible between 1 and 126)
Specify in plain text:
Y25: .....................

Y25

D12

Digital indicator alongside the input keys
(only together with the devices 7MF4033....0-.A.6 or -.A.7-Z, Y21 or Y22 + Y01)

D27

9

9

9

Supplied with oval flange
(1 item), PTFE packing and screws in thread
of oval flange

D37

9

9

9

Use in or on zone 1D/2D
(only together with type of protection
"Intrinsic safety (EEx ia)")

E01

9

9

9

Use on zone 0
(only together with type of protection
"Intrinsic safety (EEx ia)")

E02

9

9

9

Oxygen application
(max. 120 bar g (1740 psi g) at 60°C (140 °F)
for oxygen measurement and inert liquid)

E10

9

9

9

Explosion-proof "Intrinsic safety" to
INMETRO (Brazil)
(only for transmitter 7MF4...-.....-.B..)

E25

9

9

9

Explosion-proof "Intrinsic safety" to
NEPSI (China)
(only for transmitter 7MF4...-.....-.B..)

E55

9

9

9

Explosion protection "Explosion-proof" to E56
NEPSI (China)
(only for transmitter 7MF4...-.....-.D..)

9

9

9

Explosion-proof "Zone 2" to NEPSI (China) E57
(only for transmitter 7MF4...-.....-.E..)

9

9

9

English rating plate
Pressure units in inH2O or psi

1)

2)

9
9

9
9

9

9 = available

When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.

2/76

Siemens FI 01 · 2009

Only "Y01", "Y21", "Y22", "Y25" and "D05" can be factory preset
Ordering example
Item line:
7MF4033-1EA00-1AA7-Z
B line:
A01 + Y01 + Y21
C line:
Y01: 10 ... 20 bar (145 ... 290 psi)
C line:
Y21: bar (psi)

9

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for gage pressure

■ Dimensional drawings
55
(2.2)

approx 30 (1.2)

4)

100 (3.94)

28
(1.1)

6
20
(0.8)

117 (4.6)

ø 80
(3.15)

74
(2.9)

51
(2.0)

3

1)

8

4

120 (4.7)

68 (2.7)
72 (2.8)

1

36,5
(1,44)

1)

5

2

2

171 (6.7)
237 (9.3)

144 (5.67)

50
(1.97)

15
(0.6)

123 (4.8)
7

5)

min. 90 (3.6)

1

2
3

4
5
6
7
8

105 (4.1)

ø 50 ... 60
(1.97 ... 2.36)

Process connection:
- ½-14 NPT,
- connection shank G½B or
- oval flange
Blanking plug
Electrical connection:
- screwed gland M20x1,5 4),
- screwed gland ½-14 NPT or
- PROFIBUS-Stecker M12 3) 4)
Terminal side
Electronic side, digital display (longer overall
length for cover with window)
Protective cover over keys
Mounting bracket (option)
Screw cover - safety bracket (only for type of protection
"Explosion-proof enclosure", not shown in the drawing)

1)
2)
3)
4)

Allow approx. 20 mm (0.79 inch) thread length in addition
Minimum distance for rotating
Not with type of protection "Explosion-proof enclosure"
Not with type of protection "FM + CSA"

SITRANS P pressure transmitters, DS III HART series for gage pressure, dimensions in mm (inch)

Siemens FI 01 · 2009

2/77

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for gage pressure

4)

ca. 30 (1.2)
20
(0.8)

117 (4.6)

ø 80
(3.15)

100 (3.94)

ca. 96 (3.78)

28
(1.1)

6

3

3

1)

8

4

120 (4.7)

68 (2.7)
72 (2.8)

1

36,5
(1,44)

1)

5

2

171 (6.7)
237 (9.3)

51
(2.0)

74
(2.9)

2

55
(2.2)

144 (5.67)

50
(1.97)

15
(0.6)

123 (4.8)
7

5)

min. 90 (3.6)

1

2
3

4
5
6
7
8

105 (4.1)

ø 50 ... 60
(1.97 ... 2.36)

Process connection:
- ½-14 NPT,
- onnection shankG½B or
- oval flange
Blanking plug
Electrical connection:
- screwed gland Pg 13,5 (adapter)2) 3),
- screwed gland M20x1,5 3),
- screwed gland ½-14 NPT or
- Han 7D/ Han 8U 2) 3) plug
Terminal side
Electronic side, digital display (longer overall
length for cover with window)
Protective cover over keys
Mounting bracket (option)
Screw cover - safety bracket (only for type of protection
"Explosion-proof enclosure", not shown in the drawing)

1)
2)
3)
4)
5)

Allow approx. 20 mm (0.79 inch) thread length to permit unscrewing
Not with type of protection "Explosion-proof enclosure"
Not with type of protection "FM + CSA" [is + xp]"
For Pg 13,5 with adapter approx. 45 mm (1.77 inch)
Minimum distance for rotating

SITRANS P pressure transmitters, DS III PA and FF series for gage pressure, dimensions in mm (inch)

2/78

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for gage and absolute pressure,
with front-flush diaphragm

■ Technical specifications
SITRANS P, DS III series for gage and absolute pressure, with front-flush diaphragm
HART

PROFIBUS PA or FOUNDATION Fieldbus

Input gage pressure, with front-flush
diaphragm

2

Measured variable

Gage pressure, flush-mounted

Spans (infinitely adjustable) or
nominal measuring range and
max. permissible test pressure

Span

Max. perm. test pressure

Nominal measuring
range

Max. perm. test pressure

0.01 ... 1 bar g
(0.145 ... 14.5 psi g)

6 bar g
(87 psi g)

1 bar g
(14.5 psi g)

6 bar g
(87 psi g)

0.04 ... 4 bar g
(0.58 ... 58 psi g)

10 bar g
(145 psi g)

4 bar g
(58 psi g)

10 bar g
(145 psi g)

0.16 ... 16 bar g
(2.23 ... 232 psi g)

32 bar g
(464 psi g)

16 bar g
(232 psi g)

32 bar g
(464 psi g)

0.6 ... 63 bar g
(9.14 ... 914 psi g)

100 bar g
(1450 psi g)

63 bar g
(914 psi g)

100 bar g
(1450 psi g)

Lower measuring limit

-100 mbar a (-1.45 psi a)

Upper measuring limit

100% of max. span

100% of nominal measuring range

Input absolute pressure, with front-flush
diaphragm
Measured variable

Absolute pressure, flush-mounted

Spans (infinitely adjustable) or
nominal measuring range and
max. permissible test pressure

Span

Max. perm. test pressure

Nominal measuring
range

Max. perm. test pressure

43 ... 1300 mbar a
(0.62 ... 18.9 psi a)

10 bar a
(145 psi a)

1300 mbar a
(18.9 psi a)

10 bar a
(145 psi a)

0,16 ... 5 bar a
(2.32 ... 72,5 psi a)

30 bar a
(435 psi a)

5 bar a
(72,5 psi a)

30 bar a
(435 psi a)

1 ... 30 bar a
(14.5 ... 435 psi a)

100 bar a
(1450 psi a)

30 bar a
(435 psi a)

100 bar a
(1450 psi a)

Depending on the process connection, the span Depending on the process connection, the nomimay differ from these values
nal measuring range may differ from these values
Lower measuring limit

0 bar a (0 psi a)

Upper measuring limit

100% of max. span

100% of nominal measuring range

Output signal

4 ... 20 mA

Digital PROFIBUS PA or FOUNDATION Fieldbus
signal

• Lower limit (infinitely adjustable)

3.55 mA, factory preset to 3.84 mA

-

• Upper limit (infinitely adjustable)

23 mA, factory preset to 20.5 mA or optionally
set to 22.0 mA

-

• Without HART communication

RB ≤ (UH - 10.5 V)/0.023 A in Ω,
UH : Power supply in V

-

• With HART communication

RB = 230 ... 500 Ω (SIMATIC PDM) or
RB = 230 ... 1100 Ω (HART Communicator)

-

Output

Load

Physical bus

-

IEC 61158-2

With polarity reversal protection

-

Yes

Accuracy

To EN 60770-1

Reference conditions
Increasing characteristic, start-of-scale value 0 bar, stainless steel seal diaphragm, silicone oil fill(All error data refer always refer to the set span) ing, room temperature 25 °C (77 °F)) r: Span ratio (r = max. span/set span)
Error in measurement and fixed-point setting
(including hysteresis and repeatability)
Gage pressure,
front-flushed

Absolute pressure,
front-flushed

• Linear characteristic
- r ≤ 10

Absolute pressure,
front-flushed

≤ 0,075%

≤ 0,2%

≤ (0.0029 ⋅ r + 0.071)% ≤ 0,2%

- 10 < r ≤ 30

≤ (0.0045 ⋅ r + 0.071)% ≤ 0,4%

- 30 < r ≤ 100

≤ (0.005 ⋅ r + 0.05)%

Long-term drift (temperature change ±30 °C
(±54 °F))

Gage pressure,
front-flushed

≤ (0.25 ⋅ r)% every 5
years

≤ 0.25% every 5 years

Siemens FI 01 · 2009

2/79

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for gage and absolute pressure,
with front-flush diaphragm
SITRANS P, DS III series for gage and absolute pressure, with front-flush diaphragm
HART

PROFIBUS PA or FOUNDATION Fieldbus

Influence of ambient temperature

2

• at -10 ... +60 °C (14 ... 140 °F)

≤ (0.1 ⋅ r + 0.2)%

• at -40 ... -10 °C and +60 ... +85 °C
(-40 ... +14 °F and 140 ... 185 °F)

≤ (0.1 ⋅ r + 0.15)%/10 K ≤ (0,2 ⋅ r + 0,3)%/10 K

≤ (0,2 ⋅ r + 0,3)%

Influence of mounting position

0.1 mbar g (0.00145 psi g) per 10° inclination

Measured Value Resolution

-

≤ 0,3%

≤ 0,5%

≤ 0.25%/10 K

≤ 0,5%/10 K

3 ⋅ 10-5 of nominal measuring range

Influence of the medium temperature (only with
front-flush diaphragm)
• Temperature difference between medium tem- 3 mbar/10 K (0.04 psi/10 K)
perature and ambient temperature
Rated operating conditions
Installation conditions
Ambient temperature

Observe the temperature class in areas subject to explosion hazard.

• Measuring cell with silicone oil

-40 ... +85 °C (-40 ... +185 °F)

• Measuring cell with Neobee oil (with front-flush -10 ... +85 °C (14 ... +185 °F)
diaphragm)
• Measuring cell with inert liquid (not with frontflush diaphragm)

-20 ... +85 °C (-4 ... +185 °F)

• Digital display

-30 ... +85 °C (-22 ... +185 °F)

• Storage temperature

-50 ... +85 °C (-58 ... +185 °F)
(with Neobee: -20 ... +85 °C (-4 ... +185 °F)

Climatic class
Condensation

Permissible

Degree of protection to EN 60529

IP65, IP68, NEMA X, enclosure cleaning, resistant to lyes, steam to 150° C (302 °F)

Electromagnetic compatibility
• Emitted interference and interference immunity

To EN 61326 and NAMUR NE 21

Medium conditions
Process temperature
• Measuring cell with silicone oil

-40 ... +100 °C (-40 ... +212 °F)

• Measuring cell with silicone oil (with front-flush -40 ... +150 °C (-40 ... +302 °F)
diaphragm)
• Measuring cell with Neobee oil (with front-flush -40 ... +150 °C (-40 ... +302 °F)
diaphragm)
• Measuring cell with silicone oil, with temperature isolator (only with front-flush diaphragm)

-40 ... +200 °C (-40 ... +392 °F)

• Measuring cell with inert liquid

-20 ... +100 °C (-4 ... +212 °F)

• Measuring cell with high temperature oil

-10 ... +250 °C (14 ... +482 °F)

Design
Weight (without options)

≈ 1.5 kg (≈ 3.3 lb)

Housing material

Poor in copper die-cast aluminium, GD-AlSi12 or stainless steel precision casting, mat. No. 1.4408

Wetted parts materials

Stainless steel, mat. No. 1.4404/316L

Measuring cell filling

Silicone oil or inert filling liquid

2/80

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for gage and absolute pressure,
with front-flush diaphragm
SITRANS P, DS III series for gage and absolute pressure, with front-flush diaphragm
HART

PROFIBUS PA or FOUNDATION Fieldbus
Supplied through bus

Power supply UH
Terminal voltage on transmitter

10.5 ... 45 V DC
10.5 ... 30 V DC in intrinsically-safe mode

-

Separate 24 V power supply necessary

-

No

2

Bus voltage
• Not Ex

-

9 ...32 V

• With intrinsically-safe operation

-

9 ...24 V

Current consumption
• Basic current (max.)

-

12.5 mA

• Startup current ≤ basic current

-

Yes

• Max. current in event of fault

-

15.5 mA

Fault disconnection electronics (FDE) available

-

Yes

Certificate and approvals
Classification according to pressure equipment For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of Article 3,
directive (DRGL 97/23/EC)
paragraph 3 (sound engineering practice)
Explosion protection
• Intrinsic safety "i"

PTB 99 ATEX 2122

- Identification

Ex II 1/2 G EEx ia/ib IIB/IIC T6

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +70 °C (-40 ... +158 °F) temperature class T5;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6

- Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW; Ri = 300 Ω

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W
Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W

L i = 0.4 mH, Ci = 6 nF

L i = 7 μH, Ci = 1.1 nF

- Effective internal inductance/capacitance
• Explosion-proof "d"

PTB 99 ATEX 1160

- Identification

Ex II 1/2 G EEx d IIC T4/T6

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6

- Connection

To circuits with values: UH = 10.5 ... 45 V DC

• Dust explosion protection for zone 20

To circuits with values: UH = 9 ... 32 V DC

PTB 01 ATEX 2055

- Identification

Ex II 1 D IP65 T 120 °C
Ex II 1/2 D IP65 T 120 °C

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F)

- Max.surface temperature

120 °C (248 °F)

- Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW, Ri = 300 Ω

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W
Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W

L i = 0.4 mH, Ci = 6 nF

L i = 7 μH, Ci = 1.1 nF

- Effective internal inductance/capacitance
• Dust explosion protection for zone 21/22

PTB 01 ATEX 2055

- Identification

Ex II 2 D IP65 T 120 °C

- Connection

To circuits with values: UH = 10.5 ... 45 V DC;
Pmax = 1.2 W

• Type of protection "n" (zone 2)
- Identification
• Explosion protection to FM
- Identification (XP/DIP) or (IS); (NI)
• Explosion protection to CSA
- Identification (XP/DIP) or (IS)

To circuits with values: UH = 9 ... 32 V DC;
Pmax = 1.2 W

TÜV 01 ATEX 1696 X

Planned

Ex II 3 G EEx nA L IIC T4/T5/T6

-

Certificate of Compliance 3008490
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; CL I, ZN 0/1 AEx ia IIC T4...T6; CL I,
DIV 2, GP ABCD T4...T6; CL II, DIV 2, GP FG; CL III
Certificate of Compliance 1153651
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; Ex ia IIC T4...T6; CL I, DIV 2, GP ABCD
T4...T6; CL II, DIV 2, GP FG; CL III

Hygiene version
In the case of SITRANS P DSIII with 7MF413x front-flush diaphragm, selected connections comply with the requirements of
EHEDG.
Siemens FI 01 · 2009

2/81

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for gage and absolute pressure,
with front-flush diaphragm
HART communication
HART communication

2

Communication FOUNDATION Fieldbus
230 ... 1100 Ω

Protocol

HART Version 5.x

Software for computer

SIMATIC PDM

Function blocks

3 function blocks analog input,
1 function block PID

• Analog input

PROFIBUS PA communication

- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic

Simultaneous communication with 4
master class 2 (max.)

- Electrical damping T63 , adjust- 0 ... 100 s
able

The address can be set using

- Simulation function

Output/input (can be locked within
the device with a bridge)

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

- Square-rooted characteristic
for flow measurement

Yes

Configuration tool or local operation (standard setting address
126)

Cyclic data usage
• Output byte

5 (one measuring value) or
10 (two measuring values)

• Input byte

0, 1, or 2 (register operating mode
and reset function for metering)

Internal preprocessing
Device profile

Function blocks

PROFIBUS PA Profile for Process
Control Devices Version 3.0,
Class B

• PID
• Physical block

1 Resource block

2

Transducer blocks

1 transducer block Pressure with
calibration, 1 transducer block
LCD

• Analog input
- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic
- Electrical damping T63 , adjust- 0 ... 100 s
able
- Simulation function

Input /Output

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

• Register (totalizer)

Can be reset, preset, optional
direction of counting, simulation
function of register output

- Failure mode

Can be parameterized (summation
with last good value, continuous
summation, summation with incorrect value)

- Limit monitoring

One upper and lower warning limit
and one alarm limit respectively

• Physical block

1

Transducer blocks

2

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Specification of a container
characteristic with

Max. 30 nodes

- Square-rooted characteristic
for flow measurement

Yes

- Gradual volume suppression
and implementation point of
square-root extraction

Parameterizable

- Simulation function for meaConstant value or over parametersured pressure value and sen- izable ramp function
sor temperature

2/82

Siemens FI 01 · 2009

Standard FF function block

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Simulation function: Measured Constant value or over parameterpressure value, sensor temper- izable ramp function
ature and electronics temperature

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for gage and absolute pressure,
with front-flush diaphragm
Selection and Ordering data

Order No.

Measuring cell filling
Silicone oil
Inert liquid
FDA compliant fill fluid
• Neobee oil

Measuring cell
cleaning
Standard
Grease-free

1
3

Standard

4
B
C
D
E

13 ... 1300 mbar a2)
0.05 ... 5 bar a2)
3 ... 30 bar a2)

(0.19 ... 18.9 psi a)2)
(0.7 ... 72.5 psi a)2)
(43.5 ... 435 psi a)2)

S
T
U

Non-wetted parts materials
• Housing made of die-cast aluminium
• Housing stainless steel precision casting
Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"3)
- "Intrinsic safety, explosion-proof enclosure and
dust explosion protection (EEx ia + EEx d +
Zone 1D/2D)"4)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"3) (available soon)
Electrical connection / cable entry
• Inner thread M20x1.5
• Female thread ½-14 NPT
• M12 connectors (metal)5)

F) 7 M F 4 1 3 4 -

DS III FF series (FOUNDATION Fieldbus)

F) 7 M F 4 1 3 5 -

Silicone oil
Inert liquid
FDA compliant fill fluid
• Neobee oil

Wetted parts materials
Seal diaphragm
Connection shank
Stainless steel

DS III PA series (PROFIBUS PA)

Measuring cell filling

(0.15 ... 14.5 psi g)1)
(0.58 ... 58 psi g)
(2.32 ... 232 psi g)
(9.14 ... 914 psi g)

Process connection
• Flange version with Order code M.., N.., R.. or
Q..

SITRANS P pressure transmitters for gage
pressure, front-flush membrane

77777 - 7777

Span
0.01 ... 1 bar g1)
0.04 ... 4 bar g
0.16 ... 16 bar g
0.63 ... 63 bar g

Stainless steel

Order No.

Selection and Ordering data

SITRANS P pressure transmitters for gage and F) 7 M F 4 1 3 3 absolute pressure, front-flush membrane,
77777 - 7777
series DS III HART

A

Measuring cell
cleaning
Standard
Grease-free

1
3

Standard

4

Nominal measuring range
1 bar g1)
(14.5 psi g)1)
4 bar g
(58 psi g)
16 bar g
(232 psi g)
63 bar g
(914 psi g)

B
C
D
E

1300 mbar a2)
5 bar a2)
30 bar a2)

S
T
U

(18.9 psi a)2)
(72.5 psi a)2)
(435 psi a)2)

Wetted parts materials
Seal diaphragm
Connection shank

7

Stainless steel

Stainless steel

Process connection
• Flange version with Order code M.., N.., R.. or
Q..

0
3

Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD

A
B
D
R

Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"3)
- "Intrinsic safety, explosion-proof enclosure and
dust explosion protection (EEx ia + EEx d +
Zone 1D/2D)"4)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"3) (available soon)

NC

B
C
F
0
1

Electrical connection / cable entry
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• M12 connectors (metal) 5)

Power supply units see "SITRANS I power supply units and isolation
amplifiers".
Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation

Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation

1)

1)

4)
5)

6
7

Only with "Standard" process connection
Not with temperature decoupler P00 and P10, not for process connections
R02, R04, R10 and R11, and can only be ordered in conjunction with silicone oil.
Without cable gland, with blanking plug.
With enclosed cable gland EEx ia and blanking plug.
Cannot be used together with the following types of protection:
"Explosion-proof" and "Intrinsic safety and explosion-proof"

F) Subject to export regulations AL: 9I999, ECCN: N.

2)

3)
4)
5)

0
3
1
2

A
B
D
R

NC

B
C
F

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital display
• With customer-specific digital display (setting as
specified, Order code "Y21" or required)

3)

7

Non-wetted parts materials
• Housing made of die-cast aluminium
• Housing stainless steel precision casting

1
2

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indication, setting: mA
• With customer-specific digital indication (setting
as specified, Order code "Y21" or "Y22"
required)

2)

A

0
1
6
7

Only with "Standard" process connection
Not with temperature decoupler P00 and P10, not for process connections
R02, R04, R10 and R11, and can only be ordered in conjunction with silicone oil.
Without cable gland, with blanking plug.
With enclosed cable gland EEx ia and blanking plug.
Cannot be used together with the following types of protection:
"Explosion-proof" and "Intrinsic safety and explosion-proof"

F) Subject to export regulations AL: 9I999, ECCN: N.

Siemens FI 01 · 2009

2/83

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for gage and absolute pressure,
with front-flush diaphragm
Selection and Ordering data

Order code

Selection and Ordering data

HART PA

Further designs

FF

Add "-Z" to Order No. and specify Order
code.

2

Cable sockets for M12 connectors (metal)

A50

9

9

9

• English
• French
• Spanish
• Italian

B11
B12
B13
B14

9
9
9
9

9
9
9
9

9
9
9
9

English rating plate
Pressure units in inH2O or psi

B21

9

9

9

Quality inspection certificate (Factory cali- C11
bration) to IEC 60770-2

9

9

Temperature decoupler up to 200 °C4)
for version with front-flush diaphragm

P00

9

9

9

P10
Temperature decoupler up to 250 °C
Measuring cell filling: High-temperature oil,
only in conjunction with measuring cell filling
silicone oil

9

9

9

Q53
Q54

9
9

9
9

9
9

9

Sanitary process connection to DRD
• 65 mm, PN 40

M32

9

9

9

SMS socket with union nut
• 2“
• 2½“
• 3“

M67
M68
M69

9
9
9

9
9
9

9
9
9

SMS threaded socket
• 2“
• 2½“
• 3“

M73
M74
M75

9
9
9

9
9
9

9
9
9

IDF socket with union nut ISO 2853
• 2“
• 2½“
• 3“

M82
M83
M84

9
9
9

9
9
9

9
9
9

IDF threaded socket ISO 2853
• 2“
• 2½“
• 3“

M92
M93
M94

9
9
9

9
9
9

9
9
9

Q05
Q06
Q07
Q08
Q13
Q14
Q15
Q16

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

Q23
Q24
Q25
Q26
Q31
Q32
Q33
Q34

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

Q39
Q40
Q41
Q42
Q48
Q49
Q50

9
9
9
9
9
9
9

9
9
9
9
9
9
9

9
9
9
9
9
9
9

C12

9

9

9

Factory certificate
To EN 10204-2.2

C14

9

9

9

"PROFIsafe" certificate and protocol

C21

Flanges to EN 1092-1
• DN 25, PN 401)
• DN 25, PN 1001)
• DN 40, PN 40
• DN 40, PN 100
• DN 50, PN 16
• DN 50, PN 40
• DN 80, PN 16
• DN 80, PN 40

M11
M21
M13
M23
M04
M14
M06
M16

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

Flanges to ASME B16.5
• Stainless steel flange 1" class 1501)
• Stainless steel flange 1½" class 150
• Stainless steel flange 2" class 150
• Stainless steel flange 3" class 150
• Stainless steel flange 4" class 150
• Stainless steel flange 1" class 3001)
• Stainless steel flange 1½" class 300
• Stainless steel flange 2" class 300
• Stainless steel flange 3" class 300
• Stainless steel flange 4" class 300

M40
M41
M42
M43
M44
M45
M46
M47
M48
M49

9
9
9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9
9
9

Threaded connection acc. to DIN 3852-2,
Form A
• G ¾“, flush-mounted2)
• G 1“, flush-mounted2)
• G 2“, flush-mounted2)

R01
R02
R04

9
9
9

9
9
9

9
9
9

Tank connection3)
Sealing is included in delivery
• TG 52/50, PN 40
• TG 52/150, PN 40

R10
R11

9
9

9
9

9
9

Sanitary process connection according
DIN 11851 (Dairy connection)
• DN 50, PN 25
• DN 80, PN 25

N04
N06

9
9

9
9

9
9

Tri-Clamp connection according
DIN 32676/ISO 2852
• DN 50/2“, PN 16
• DN 65/3“, PN 10

N14
N15

9
9

9
9

9
9

N28

9

9

9

Siemens FI 01 · 2009

FF

Bio-Control (Neumo) sanitary connection
certified to EHEDG
• DN 50, PN 16
• DN 65, PN 16

Acceptance test certificate
To EN 10204-3.1

2/84

HART PA

Add "-Z" to Order No. and specify Order
code.

Rating plate inscription
(instead of German)

Varivent connection
certified to EHEDG
• Type N = 68 for Varivent housing
DN 40 ... 125 and 1½" ... 6", PN 40

Order code

Further designs

9

Sanitary process connection to
NEUMO Bio-Connect screw connection
certified to EHEDG
• DN 50, PN 16
• DN 65, PN 16
• DN 80, PN 16
• DN 100, PN 16
• DN 2“, PN 16
• DN 2½“, PN 16
• DN 3“, PN 16
• DN 4“, PN 16
Sanitary process connection to
NEUMO Bio-Connect flange connection
certified to EHEDG
• DN 50, PN 16
• DN 65, PN 16
• DN 80, PN 16
• DN 100, PN 16
• DN 2“, PN 16
• DN 2½“, PN 16
• DN 3“, PN 16
• DN 4“, PN 16
Sanitary process connection to
NEUMO Bio-Connect clamp connection
certified to EHEDG
• DN 50, PN 16
• DN 65, PN 10
• DN 80, PN 10
• DN 100, PN 10
• DN 2½“, PN 16
• DN 3“, PN 10
• DN 4“, PN 10

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for gage and absolute pressure,
with front-flush diaphragm
Selection and Ordering data

Order code

Order code

Selection and Ordering data

HART PA

Further designs

FF

HART PA

Additional data

FF

Add "-Z" to Order No. and specify Order
code.

Add "-Z" to Order No. and specify Order
code.

Sanitary process connection to NEUMO
Connect S flange connection
certified to EHEDG
• DN 50, PN 16
• DN 65, PN 10
• DN 80, PN 10
• DN 100, PN 10
• DN 2“, PN 16
• DN 2½“, PN 10
• DN 3“, PN 10
• DN 4“, PN 10

Y01

9

Q63
Q64
Q65
Q66
Q72
Q73
Q74
Q75

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

9
9
9
9
9
9
9
9

Measuring range to be set
Specify in plain text (max. 5 digits):
Y01: ... up to ... mbar, bar, kPa, MPa, psi
Measuring point number (TAG No.)
Max. 16 characters, specify in plain text:
Y15: ...........................................

Y15

9

9

9

Measuring point text
Max. 27 characters, specify in plain text:
Y16: ...........................................

Y16

9

9

9

9

9

N33
N34
N35
N36

9
9
9
9

9
9
9
9

9
9
9
9

Aseptic flange with notch to DIN 11864-2
Form A
• DN 50, PN 16
• DN 65, PN 16
• DN 80, PN 16
• DN 100, PN 16

Setting of pressure indicator in pressure
Y21
units
Specify in plain text (standard setting: mA):
Y21: mbar, bar, kPa, MPa, psi, ...
Note:
The following pressure units can be selected:
bar, mbar, mm H2O*), inH2O*), ftH2O*),
mmHG, inHG, psi, Pa, kPa, MPa, g/cm2,
kg/cm2, Torr, ATM oder %
*) ref. temperature 20 °C

9

Aseptic threaded socket to DIN 11864-1
Form A
• DN 50, PN 25
• DN 65, PN 25
• DN 80, PN 25
• DN 100, PN 25

N43
N44
N45
N46

9
9
9
9

9
9
9
9

9
9
9
9

9

9

9

9

9

9

9

9

9

9

9

9

9
9
9
9

9
9
9
9

9
9
9
9

Aseptic flange with groove to DIN 11864-2
Form A
• DN 50, PN 16
N43 +
P11
• DN 65, PN 16
N44 +
P11
• DN 80, PN 16
N45 +
P11
• DN 100, PN 16
N46 +
P11
Aseptic clamp with groove to DIN 11864-3
Form A
• DN 50, PN 25
• DN 65, PN 25
• DN 80, PN 16
• DN 100, PN 16
1)
2)
3)
4)

N53
N54
N55
N56

Preset bus address
(possible between 1 and 126)
Specify in plain text:
Y25: .....................

Y25

2

9

Only "Y01" and "Y21" can be factory preset
9 = available
Ordering example
Item line:
7MF4133-1DB20-1AB7-Z
B line:
A22 + Y01 + Y21
C line:
Y01: 1 ... 10 bar (14.5 ... 145 psi)
C line:
Y21: bar (psi)

Special Viton seal included in delivery.
Lower measuring limit -100 mbar g (1.45 psi g).
The weldable socket can be ordered under accessories
The maximum temperatures of the medium depend on the respective cell
fillings.

Siemens FI 01 · 2009

2/85

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for gage and absolute pressure,
with front-flush diaphragm

■ Dimensional drawings
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RIKRXVLQJ

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3URFHVV FRQQHFWLRQ VHH IODQJH WDEOHV
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(OHFWULFDO FRQQHFWLRQ
VFUHZHGJODQG0[
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7HUPLQDO VLGH
(OHFWURQLFV VLGH GLJLWDO GLVSOD\ ORQJHU RYHUDOO OHQJWK IRU FRYHU
WKZLQGRZ
ZL
3URWHFWLYH FRYHU RYHU NH\V
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QRWVKRZQLQWKHGUDZLQJ

 $OORZ DSSUR[  PP  LQFK
 WKUHDGOHQJWKLQDGGLWLRQ
  PP  LQFK IRU PLQLPXP GLVWDQFH
 WRSHUPLWURWDWLRQZLWKLQGLFDWRU

SITRANS P pressure transmitters, DS III series for gage pressure, with front-flush diaphragm, dimensions in mm (inch)

The diagram shows a SITRANS P DS III with an example of a
flange. In this drawing the height is subdivided into H1 and H2.

NuG and pharmaceutical connections
Connections to DIN

H1 = Height of the SITRANS DS III up to a defined cross-section

DIN 11851 (Dairy connection)
DN

PN

∅D

H2

Only the height H2 is indicated in the dimensions of the flanges.

50

25

92 mm (3.6“)

80

25

127 mm (5.0“)

Approx.
52 mm (2“)

+

H2 = Height of the flange up to this defined cross-section

Flanges to EN and ASME

'

Flanges to EN
Tri-Clamp according DIN 32676

EN 1092-1

+

25
25
40
40
50
50
80
80

'

PN
40
100
40
100
16
40
16
40

∅D
115 mm (4.5“)
140 mm (5.5“)
150 mm (5.9“)
170 mm (6.7“)
165 mm (6.5“)
165 mm (6.5“)
200 mm (7.9“)
200 mm (7.9“)

H2

DN

PN

∅D

H2

Approx.
52 mm (2“)

50

16

64 mm (2.5“)

65

16

91 mm (3.6“)

Approx.
52 mm (2“)

+

DN

'

Other connections
Varivent connection
PN

∅D

H2

40 ... 125

40

84 mm
(3.3“)

Approx.
52 mm (2“)

+

Flanges to ASME

DN

'

2/86

DN

class

∅D

1“
1“
1½“
1½“
2“
2“
3“
3“
4“
4“

150
300
150
300
150
300
150
300
150
300

110 mm (4.3“) Approx.
125 mm (4.9“) 52 mm (2“)
130 mm (5.1“)
155 mm (6.1“)
150 mm (5.9“)
165 mm (6.5“)
190 mm (7.5“)
210 mm (8.1“)
230 mm (9.1“)
255 mm (10.0“)

Siemens FI 01 · 2009

H2

'

Bio-Control connection

+

+

ASME B16.5

'

DN

PN

∅D

H2

50

16

90 mm (3.5“)

65

16

120 mm (4.7“)

Approx.
52 mm (2“)

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for gage and absolute pressure,
with front-flush diaphragm
Thread connection G¾“, G1“ and G2“ to DIN 3852

DN

PN

∅D

H2

DN

PN

∅D

H2

50

40

105 mm (4.1“)

Approx.
52 mm (2“)

¾“

63

37 mm (1.5“)

Approx.
45 mm
(1.8“)

1“

63

48 mm (1.9“)

Approx.
47 mm
(1.9“)

2“

63

78 mm (3.1“)

Approx.
52 mm (2“)

+

+

Sanitary process connection to DRD

'

'

PN

∅D

H2

50

16

82 mm (3.2“)

65

16

105 mm (4.1“)

Approx.
52 mm (2“)

80

16

115 mm (4.5“)

100

16

145 mm (5.7“)

2“

16

82 mm (3.2“)

2½“

16

105 mm (4.1“)

3“

16

105 mm (4.1“)

4“

16

145 mm (5.7“)

+

DN

PN

∅D

H2

50

16

110 mm (4.3“)

65

16

140 mm (5.5“)

Approx.
52 mm (2“)

80

16

150 mm (5.9“)

100

16

175 mm (6.9“)

∅D

H2

40

63 mm (2.5“)

Approx.
63 mm
(2.5“)

25

40

63 mm (2.5“)

Approx.
170 mm
(6.7“)

DN

PN

∅D

H2

2“

25

84 mm (3.3“)

2½“

25

100 mm (3.9“)

Approx.
52 mm
(2.1“)

3“

25

114 mm (4.5“)

2“

16

100 mm (3.9“)

2½“

16

110 mm (4.3“)

3“

16

140 mm (5.5“)

DN

PN

∅D

H2

4“

16

175 mm (6.9“)

Approx.
52 mm
(2.1“)

'

+

SMS threaded socket
2“

25

70 x 1/6 mm

2½“

25

85 x 1/6 mm

3“

25

98 x 1/6 mm

DN

PN

∅D

H2

2“

25

77 mm (3“)

2½“

25

91 mm (3.6“)

Approx.
52 mm
(2.1“)

3“

25

106 mm (4.2“)

DN

PN

∅D

2“

25

64 mm (2.5“)

2½“

25

3“

25

'

DN

PN

∅D

50

16

65

10

77,4 mm (3.0“) Approx.
52 mm (2“)
90,9 mm (3.6“)

80

10

106 mm (4.2“)

100

10

119 mm (4.7“)

2“

16

64 mm (2.5“)

2½“

16

77,4 mm (3.0“)

3“

10

90,9 mm (3.6“)

4“

10

119 mm (4.7“)

H2
IDF socket with union nut

+

+

PN

25

SMS socket with union nut

Sanitary connection to NEUMO Bio-Connect
clamp connection

'

DN

'

Sanitary connection to NEUMO Bio-Connect
flange connection

'

Tank connection TG52/50 and TG52/150

+

'

DN

+

+

Sanitary process screw connection to NEUMO Bio-Connect

'

IDF threaded socket

+

DN

'

PN

∅D

H2
Approx.
52 mm (2“)

50

16

125 mm (4.9“)

65

10

145 mm (5.7“)

80

10

155 mm (6.1“)

100

10

180 mm (7.1“)

2“

16

125 mm (4.9“)

2½“

10

135 mm (5.3“)

3“

10

145 mm (5.7“)

4“

10

180 mm (7.1“)

+

Sanitary connection to NEUMO Bio-Connect S
flange connection

H2

Approx.
52 mm
77.5 mm (3.1“) (2.1“)
91 mm (3.6“)

'

Siemens FI 01 · 2009

2/87

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for gage and absolute pressure,
with front-flush diaphragm

DN

PN

∅D

H2

50

25

78 x 1/6“

65

25

95 x 1/6“

Approx. 52
mm (2.1“)

80

25

110 x ¼“

100

25

130 x ¼“

'

Aseptic flange with notch to DIN 11864-2 Form A

+

DN

'

PN

∅D

H2
Approx. 52
mm (2.1“)

50

16

94

65

16

113

80

16

133

100

16

159

+

Aseptic flange with groove to DIN 11864-2 Form A

'

DN

PN

∅D

H2

50

16

94

65

16

113

Approx. 52
mm (2.1“)

80

16

133

100

16

159

Aseptic clamp with groove to DIN 11864-3 Form A
DN

+

2

+

Aseptic threaded socket to DIN 11864-1 Form A

PN

H2
Approx. 52
mm (2.1“)

50

25

77,5

65

25

91

80

16

106

100

16

130

'

2/88

∅D

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from gage pressure series)

■ Technical specifications
SITRANS P, DS III series for absolute pressure (from the gage pressure series)
HART

PROFIBUS PA or FOUNDATION Fieldbus

Input

2

Measured variable

Absolute pressure

Spans (infinitely adjustable) or
nominal measuring range and
max. permissible test pressure

Span

Max. perm. test
pressure

Nominal measuring
range

Max. perm. test
pressure

8.3 ... 250 mbar a
(0.12 ... 3.6 psi a)

6 bar a
(87 psi a)

250 mbar a
(3.6 psi a)

6 bar a
(87 psi a)

43 ... 1300 mbar a
(0.62 ... 18.9 psi a)

10 bar a
(145 psi a)

1300 mbar a
(18.9 psi a)

10 bar a
(145 psi a)

160 ... 5000 mbar a
(2.32 ... 72.5 psi a)

30 bar a
(435 psi a)

5 bar a
(72.5 psi a)

30 bar a
(435 psi a)

1 ... 30 bar a
(14.5 ... 435 psi a)

100 bar a
(1450 psi a)

30 bar a
(435 psi a)

100 bar a
(1450 psi a)

Lower measuring limit
• Measuring cell with silicone oil filling

0 mbar a (0 psi a)

Upper measuring limit

100% of max. span

Output
Output signal

4 ... 20 mA

Digital PROFIBUS PA or FOUNDATION Fieldbus
signal

• Lower limit (infinitely adjustable)

3.55 mA, factory preset to 3.84 mA

-

• Upper limit (infinitely adjustable)

23 mA, factory preset to 20.5 mA or optionally set to 22.0 mA

Load
• Without HART communication

RB ≤ (UH - 10.5 V)/0.023 A in Ω,
UH : Power supply in V

-

• With HART communication

RB = 230 ... 500 Ω (SIMATIC PDM) or
RB = 230 ... 1100 Ω (HART Communicator)

-

Physical bus

-

IEC 61158-2

With polarity reversal protection

-

Yes

Accuracy

To EN 60770-1

Reference conditions
(All error data refer always refer to the set
span)

Increasing characteristic, start-of-scale value 0 bar, stainless steel seal diaphragm, silicone oil filling,
room temperature 25 °C (77 °F)) r: Span ratio (r = max. span / set span)

Error in measurement and fixed-point setting
(including hysteresis and repeatability)
≤ 0.1%

• Linear characteristic
- r ≤ 10

≤ 0.1%

- 10 < r ≤ 30

≤ 0.2%

Long-term drift (temperature change ±30 °C
(±54 °F))

≤ (0.1 ⋅ r)%/year

≤ 0.1%/year

• at -10 ... +60 °C (14 ... 140 °F)

≤ (0.1 ⋅ r +0.2)%

≤ 0,3%

• at -40 ... -10 °C and +60 ... +85 °C
(-40 ... +14 °F and 140 ... 185 °F)

≤ (0.1 ⋅ r + 0.15)%/10 K

≤ 0.25%/10 K

Measured Value Resolution

-

3 ⋅ 10-5 of nominal measuring range

Influence of ambient temperature

Siemens FI 01 · 2009

2/89

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from gage pressure series)
SITRANS P, DS III series for absolute pressure (from the gage pressure series)
HART

PROFIBUS PA or FOUNDATION Fieldbus

Rated operating conditions

2

Degree of protection (to EN 60529)

IP65

Process temperature
• Measuring cell with silicone oil filling

-40 ... +100 °C (-40 ... +212 °F)

• Measuring cell with inert filling liquid

-20 ... +100 °C (-4 ... +212 °F)

• In conjunction with dust explosion protection

-20 ... +60 °C (-4 ... +140 °F)

Ambient conditions
• Ambient temperature
- Digital indicators

-30 ... +85 °C (-22 ... +185 °F)

• Storage temperature

-50 ... +85 °C (-58 ... +185 °F)

• Climatic class
- Condensation

Permissible

• Electromagnetic compatibility
- Emitted interference and interference immunity

To EN 61326 and NAMUR NE 21

Design
Weight (without options)

≈ 1.5 kg (≈ 3.3 lb)

Housing material

Poor in copper die-cast aluminium, GD-AlSi12 or stainless steel precision casting, mat. No. 1.4408

Wetted parts materials
• Connection shank

Stainless steel, mat. No. 1.4404/316L or Hastelloy C4, mat. No. 2.4610

• Oval flange

Stainless steel, mat. No. 1.4404/316L

• Seal diaphragm

Stainless steel, mat. No. 1.4404/316L or Hastelloy C276, mat. No. 2.4819

Measuring cell filling

Silicone oil or inert filling liquid (max. 160 bar a (2320 psi a) with oxygen measurement)

Process connection

Connection shank G½A to DIN EN 837-1, female thread ½ -14 NPT or oval flange (PN 160
(MWP 2320 psi a)) to DIN 19213 with mounting thread M10 or 7/16-20 UNF to EN 61518

Material of the mounting bracket
• Steel

Sheet steel, Mat. No. 1.0330, chrome-plated

• Stainless steel

Stainless steel, Mat. No. 1.4301 (SS304)
Supplied through bus

Power supply UH
Terminal voltage on transmitter

10.5 ... 45 V DC
10.5 ... 30 V DC in intrinsically-safe mode

-

Separate 24 V power supply necessary

-

No

Bus voltage
• Not Ex

-

9 ... 32 V

• With intrinsically-safe operation

-

9 ... 24 V

Current consumption
• Basic current (max.)

-

12.5 mA

• Startup current ≤ basic current

-

Yes

• Max. current in event of fault

-

15.5 mA

Fault disconnection electronics (FDE) available

-

Yes

2/90

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from gage pressure series)
SITRANS P, DS III series for absolute pressure (from the gage pressure series)
HART

PROFIBUS PA or FOUNDATION Fieldbus

Certificate and approvals
Classification according to pressure equipment directive (DRGL 97/23/EC)

For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of Article 3, paragraph 3 (sound engineering practice)

Explosion protection
• Intrinsic safety "i"

PTB 99 ATEX 2122

- Identification

Ex II 1/2 G EEx ia/ib IIB/IIC T6

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +70 °C (-40 ... +158 °F) temperature class T5;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6

- Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW; Ri = 300 Ω

- Effective internal inductance/capacitance L i = 0.4 mH, Ci = 6 nF
• Explosion-proof "d"

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W
Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W
L i = 7 μH, Ci = 1.1 nF

PTB 99 ATEX 1160

- Identification

Ex II 1/2 G EEx d IIC T4/T6

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6

- Connection
• Dust explosion protection for zone 20
- Identification

To circuits with values: UH = 10.5 ... 45 V DC
Ex II 1 D IP65 T 120 °C
Ex II 1/2 D IP65 T 120 °C

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F)

- Max.surface temperature

120 °C (248 °F)

- Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW, Ri = 300 Ω

- Effective internal inductance/capacitance L i = 0.4 mH, Ci = 6 nF
• Dust explosion protection for zone 21/22

To circuits with values: UH = 9 ... 32 V DC

PTB 01 ATEX 2055

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W
Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W
L i = 7 μH, Ci = 1.1 nF

PTB 01 ATEX 2055

- Identification

Ex II 2 D IP65 T 120 °C

- Connection

To circuits with values: UH = 10.5 ... 45 V DC;
Pmax = 1.2 W

To circuits with values: UH = 9 ... 32 V DC;
Pmax = 1.2 W

TÜV 01 ATEX 1696 X

Planned

Ex II 3 G EEx nA L IIC T4/T5/T6

-

• Type of protection "n" (zone 2)
- Identification
• Explosion protection to FM
- Identification (XP/DIP) or (IS); (NI)
• Explosion protection to CSA
- Identification (XP/DIP) or (IS)

Certificate of Compliance 3008490
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; CL I, ZN 0/1 AEx ia IIC T4...T6; CL I,
DIV 2, GP ABCD T4...T6; CL II, DIV 2, GP FG; CL III
Certificate of Compliance 1153651
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; Ex ia IIC T4...T6; CL I, DIV 2, GP ABCD
T4...T6; CL II, DIV 2, GP FG; CL III

Siemens FI 01 · 2009

2/91

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from gage pressure series)
HART communication
HART communication

2

Communication FOUNDATION Fieldbus
230 ... 1100 Ω

Protocol

HART Version 5.x

Software for computer

SIMATIC PDM

Function blocks

3 function blocks analog input,
1 function block PID

• Analog input

PROFIBUS PA communication

- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic

Simultaneous communication with 4
master class 2 (max.)

- Electrical damping T63 , adjust- 0 ... 100 s
able

The address can be set using

- Simulation function

Output/input (can be locked within
the device with a bridge)

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

- Square-rooted characteristic
for flow measurement

Yes

Configuration tool or local operation (standard setting address
126)

Cyclic data usage
• Output byte

5 (one measuring value) or
10 (two measuring values)

• Input byte

0, 1, or 2 (register operating mode
and reset function for metering)

Internal preprocessing
Device profile

Function blocks

PROFIBUS PA Profile for Process
Control Devices Version 3.0,
Class B

• PID
• Physical block

1 Resource block

2

Transducer blocks

1 transducer block Pressure with
calibration, 1 transducer block
LCD

• Analog input
- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic
- Electrical damping T63 , adjust- 0 ... 100 s
able
- Simulation function

Input /Output

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

• Register (totalizer)

Can be reset, preset, optional
direction of counting, simulation
function of register output

- Failure mode

Can be parameterized (summation
with last good value, continuous
summation, summation with incorrect value)

- Limit monitoring

One upper and lower warning limit
and one alarm limit respectively

• Physical block

1

Transducer blocks

2

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Specification of a container
characteristic with

Max. 30 nodes

- Square-rooted characteristic
for flow measurement

Yes

- Gradual volume suppression
and implementation point of
square-root extraction

Parameterizable

- Simulation function for meaConstant value or over parametersured pressure value and sen- izable ramp function
sor temperature

2/92

Siemens FI 01 · 2009

Standard FF function block

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Simulation function: Measured Constant value or over parameterpressure value, sensor temper- izable ramp function
ature and electronics temperature

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from gage pressure series)
Selection and Ordering data

Order No.

Order No.

Selection and Ordering data

SITRANS P pressure transmitters for absolute F) 7 M F 4 2 3 3 pressure, from the pressure series DS III HART
77777 - 7777

SITRANS P pressure transmitters for absolute F) 7 M F 4 2 3 3 pressure, from the pressure series DS III HART
77777 - 7777

Measuring cell filling

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indicator
• With customer-specific digital indicator (setting
as specified, Order code "Y21" or required)

Silicone oil
Inert liquid1)

Measuring cell
cleaning
Standard
Grease-free

Span
8.3 ... 250 mbar a
43 ... 1300 mbar a
0.16 ... 5 bar a
1 ... 30 bar a

(0.12 ... 3.63 psi a)
(0.62 ... 18.9 psi a)
(2.32 ... 72.5 psi a)
(14.5 ... 435 psi a)

1
3
D
F
G
H

Process connection
• Connection shank G½B to EN 837-1
• Female thread ½-14 NPT
• Oval flange made of stainless steel
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
• Male thread M20 x 1,5
• Male thread ½-14 NPT
Non-wetted parts materials
• Housing made of die-cast aluminium
• Housing stainless steel precision casting5)
Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"6)
- "Intrinsic safety and explosion-proof enclosure
(EEx ia + EEx d)"7)
- "Ex nA/nL (zone 2)"
- "Intrinsic safety, explosion-proof enclosure and
dust explosion protection (EEx ia + EEx d +
Zone 1D/2D)"7)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"6)
Electrical connection / cable entry
• Screwed gland Pg 13.58)
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• Han 7D plug (plastic housing) incl. mating
connector8)
• Plug M12 (metal)9)

6
7

Power supply units see "SITRANS I power supply units and isolation
amplifiers".
Factory-mounting of shut-off valves and valve manifolds see page
2/142.
Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation

Wetted parts materials
Seal diaphragm
Process connection
Stainless steel
Stainless steel
Hastelloy
Stainless steel
Hastelloy
Hastelloy
Version for diaphragm seal2)3)4)

0
1

A
B
C
Y

1)
2)
3)

0
1
4)

2
3
5
6

5)
6)
7)
8)

0
3

9)

1
2

For oxygen application, add Order code E10.
Version 7MF4233-1DY... only up to max. span 200 mbar a (2.9 psi a)
When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.
Not together with Electrical connection „Screwed gland Pg 13.5“ and
„Han7D plug“.
Without cable gland, with blanking plug.
With enclosed cable gland EEx ia and blanking plug.
Not together with type of protection "Explosion-proof" and type of protection
"Ex nA".
Not together with types of protection "Explosion-proof" or "Intrinsic safety
and explosion-proof"

F) Subject to export regulations AL: 9I999, ECCN: N.

A
B
D
P
E
R

NC

A
B
C
D
F

Siemens FI 01 · 2009

2/93

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from gage pressure series)
Selection and Ordering data

Order No.

2

Order No.

Selection and Ordering data

SITRANS P pressure transmitters for absolute
pressure (from the gage pressure series)

SITRANS P pressure transmitters for absolute
pressure (from the gage pressure series)

DS III PA series (PROFIBUS PA)

F) 7 M F 4 2 3 4 -

DS III PA series (PROFIBUS PA)

F) 7 M F 4 2 3 4 -

DS III FF series (FOUNDATION Fieldbus)

F) 7 M F 4 2 3 5 -

DS III FF series (FOUNDATION Fieldbus)

F) 7 M F 4 2 3 5 -

77777 - 7777

Measuring cell filling
Silicone oil
Inert liquid1)

Measuring cell
cleaning
Standard
Grease-free

Nominal measuring range
250 mbar a
(3.63 psi a)
1300 mbar a
(18.9 psi a)
5 bar a
(72.5 psi a)
30 bar a
(435 psi a)

1
3
D
F
G
H

Process connection
• Connection shank G½B to EN 837-1
• Female thread ½-14 NPT
• Oval flange made of stainless steel
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
• Male thread M20 x 1,5
• Male thread ½-14 NPT
Non-wetted parts materials
• Housing made of die-cast aluminium
• Housing stainless steel precision casting
Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"5)
- "Intrinsic safety and explosion-proof enclosure
(EEx ia + EEx d)"6)
- "Ex nA/nL (zone 2)"
- "Intrinsic safety, explosion-proof enclosure and
dust explosion protection (EEx ia + EEx d +
Zone 1D/2D)"6) (not for DS III FF)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"5)
Electrical connection / cable entry
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• Plug M12 incl. mating connector7)

2/94

Siemens FI 01 · 2009

0
1
6
7

Factory-mounting of shut-off valves and valve manifolds see page
2/142.
Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation

Wetted parts materials
Seal diaphragm
Process connection
Stainless steel
Stainless steel
Hastelloy
Stainless steel
Hastelloy
Hastelloy
Version as diaphragm seal2)3)4)

77777 - 7777

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indicator
• With customer-specific digital indicator (setting
as specified, Order code "Y21" or required)

A
B
C
Y

1)
2)
3)

0
1

4)

5)

2
3
5
6

6)
7)

For oxygen application, add Order code E10.
Version 7MF4233-1DY... only up to max. span 200 mbar a (2.9 psi a).
When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.
Without cable gland, with blanking plug.
With enclosed cable gland EEx ia and blanking plug.
Not together with types of protection "Explosion-proof" or "Intrinsic safety
and explosion-proof"

F) Subject to export regulations AL: 9I999, ECCN: N.

0
3
1
2

A
B
D
P
E
R

NC

B
C
F

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from gage pressure series)
Selection and Ordering data

Order code

Order code

Selection and Ordering data

HART PA

Further designs

FF

Additional data

HART PA

FF

Add "-Z" to Order No. and specify Order
code.

Add "-Z" to Order No. and specify Order
code.

Pressure transmitter with mounting
bracket made of:
• Steel
• Stainless steel

Y01

9

A01
A02

9
9

Measuring range to be set
Specify in plain text (max. 5 digits):
Y01: ... up to ... mbar, bar, kPa, MPa, psi

9

9

9

A30
A31

9
9

Measuring point number (TAG No.)
Max. 16 characters, specify in plain text:
Y15: ...........................................

Y15

Plug
• Han 7D (metal, gray)
• Han 8U (instead of Han 7D)

9

9

9

A50

Rating plate inscription
(instead of German)
• English
• French
• Spanish
• Italian

Measuring point text
Max. 27 characters, specify in plain text:
Y16: ...........................................

Y16

Cable sockets for M12 connectors (metal)

Entry of HART address (TAG)
Max. 8 characters, specify in plain text:
Y17: ...........................................

Y17

9

Setting of pressure indication in pressure Y21
units
Specify in plain text (standard setting: mA):
Y21: mbar, bar, kPa, MPa, psi, ...
Note:
The following pressure units can be selected:
bar, mbar, mm H2O*), inH2O*), ftH2O*),
mmHG, inHG, psi, Pa, kPa, MPa, g/cm2,
kg/cm2, Torr, ATM oder %
*) ref. temperature 20 °C

9

9

9

9

9

9

9
9

9
9

9

9

9

B11
B12
B13
B14

9
9
9
9

9
9
9
9

9
9
9
9

B21

9

9

9

Quality inspection certificate (Factory cali- C11
bration) to IEC 60770-2 1)

9

9

9

Acceptance test certificate2)
To EN 10204-3.1

C12

9

9

9

Factory certificate
To EN 10204-2.2

C14

9

9

9

"Functional Safety (SIL)" certificate

C20

9

"PROFIsafe" certificate and protocol

C21

Setting of upper limit of output signal to
22.0 mA

D05

9

Setting of pressure indication in
Y22 +
non-pressure units
Y01
Specify in plain text:
Y22: ..... up to ..... l/min, m3/h, m, USgpm, ...
(specification of measuring range in pressure
units "Y01" is essential, unit with
max. 5 characters)

Manufacturer's declaration acc. to NACE

D07

9

9

9

Type of protection IP68
(not together with Han 7D / Han 8U plug,
Pg 13.5 screwed gland)

D12

9

9

9

Preset bus address
(possible between 1 and 126)
Specify in plain text:
Y25: .....................

Digital indicator alongside the input keys
(only together with the devices 7MF4233....0-.A.6 or -.A.7-Z, Y21 or Y22 + Y01).

D27

9

9

9

Supplied with oval flange
(1 item), PTFE packing and screws in thread
of oval flange

D37

English rating plate
Pressure units in inH2O or psi

9

Y25

2

9

Only "Y01", "Y21", "Y22", "Y25" and "D05" can be factory preset
9 = available
1)

9

9

9
2)

Use in or on zone 1D/2D
E01
(only together with type of protection "Intrinsic
safety (EEx ia)")

9

9

9

Use on zone 0
E02
(only together with type of protection "Intrinsic
safety (EEx ia)")

9

9

9

Oxygen application
(max. 120 bar a (1740 psi a) at 60 °C (140 °F)
with oxygen measurement and inert liquid)

E10

9

9

9

Explosion-proof "Intrinsic safety" to
INMETRO (Brazil)
(only for transmitter 7MF4...-.....-.B..)

E25

9

9

9

Explosion-proof "Intrinsic safety" to NEPSI E55
(China)
(only for transmitter 7MF4...-.....-.B..)

9

9

9

Explosion protection "Explosion-proof" to E56
NEPSI (China)
(only for transmitter 7MF4...-.....-.D..)

9

9

9

Explosion-proof "Zone 2" to NEPSI (China) E57
(only for transmitter 7MF4...-.....-.E..)

9

9

9

When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.

Siemens FI 01 · 2009

2/95

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from gage pressure series)

■ Dimensional drawings

117 (4.6)

ø 80
(3.15)

20
(0.8)

74
(2.9)

4)

ca. 30 (1.2)

100 (3.94)

ca. 96 (3.78)

28
(1.1)

6

3

3

1)

8

4

1)

72 (2.8)

1

120 (4.7)

68 (2.7)

5

2

171 (6.7)
237 (9.3)

51
(2.0)

36,5
(1,44)

2

55
(2.2)

144 (5.67)

50
(1.97)

15
(0.6)

123 (4.8)
7

5)

min. 90 (3.6)

1

2
3

4
5
6
7
8

105 (4.1)

ø 50 ... 60
(1.97 ... 2.36)

Process connection:
- ½-14 NPT,
- onnection shankG½B or
- oval flange
Blanking plug
Electrical connection:
- screwed gland Pg 13,5 (adapter)2) 3),
- screwed gland M20x1,5 3),
- screwed gland ½-14 NPT or
- Han 7D/ Han 8U 2) 3) plug
Terminal side
Electronic side, digital display (longer overall
length for cover with window)
Protective cover over keys
Mounting bracket (option)
Screw cover - safety bracket (only for type of protection
"Explosion-proof enclosure", not shown in the drawing)

1)
2)
3)
4)
5)

Allow approx. 20 mm (0.79 inch) thread length to permit unscrewing
Not with type of protection "Explosion-proof enclosure"
Not with type of protection "FM + CSA" [is + xp]"
For Pg 13,5 with adapter approx. 45 mm (1.77 inch)
Minimum distance for rotating

SITRANS P pressure transmitters, DS III HART series for absolute pressure, from the pressure series, dimensions in mm (inch)

2/96

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from gage pressure series)
55
(2.2)

approx 30 (1.2)

4)

100 (3.94)

28
(1.1)

6
20
(0.8)

3

1)

8

4

120 (4.7)

68 (2.7)
72 (2.8)

1

36,5
(1,44)

1)

5

2

2
117 (4.6)

ø 80
(3.15)

74
(2.9)

51
(2.0)

171 (6.7)
237 (9.3)

144 (5.67)

50
(1.97)

15
(0.6)

123 (4.8)
7

5)

min. 90 (3.6)

1

2
3

4
5
6
7
8

105 (4.1)

ø 50 ... 60
(1.97 ... 2.36)

Process connection:
- ½-14 NPT,
- connection shank G½B or
- oval flange
Blanking plug
Electrical connection:
- screwed gland M20x1,5 4),
- screwed gland ½-14 NPT or
- PROFIBUS-Stecker M12 3) 4)
Terminal side
Electronic side, digital display (longer overall
length for cover with window)
Protective cover over keys
Mounting bracket (option)
Screw cover - safety bracket (only for type of protection
"Explosion-proof enclosure", not shown in the drawing)

1)
2)
3)
4)

Allow approx. 20 mm (0.79 inch) thread length in addition
Minimum distance for rotating
Not with type of protection "Explosion-proof enclosure"
Not with type of protection "FM + CSA"

SITRANS P pressure transmitters, DS III PA and FF series for absolute pressure, from the pressure series, dimensions in mm (inch)

Siemens FI 01 · 2009

2/97

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from differential pressure series)

■ Technical specifications
SITRANS P, DS III series for absolute pressure (from differential pressure series)
HART

2

PROFIBUS PA or FOUNDATION Fieldbus

Input
Measured variable

Absolute pressure pressure

Spans (infinitely adjustable) or
nominal measuring range and
max. permissible working pressure

Span

Maximum working pres- Nominal measuring
sure
range

Maximum working pressure

8.3 ... 250 mbar a
(0.12 ... 3.6 psi a)

32 bar a
(464 psi a)

250 mbar a
(3.6 psi a)

32 bar a
(464 psi a)

43 ... 1300 mbar a
(0.62 ... 18.9 psi a)

32 bar a
(464 psi a)

1300 bar a
(18.9 psi a)

32 bar a
(464 psi a)

160 ... 5000 mbar a
(2.32 ... 72.5 psi a)

32 bar a
(464 psi a)

5 bar a
(72.5 psi a)

32 bar a
(464 psi a)

1 ... 30 bar a
(14.5 ... 435 psi a)

160 bar a
(2320 psi a)

30 bar a
(435 psi a)

160 bar a
(2320 psi a)

5.3 ... 100 bar a
(77 ... 1450 psi a)

100 bar a
160 bar a
(1450 psi a)
(2320 psi a)
(for connection thread
7
M10 and /16-20 UNF in
the process flanges)

160 bar a
(2320 psi a)
(for connection thread
M10 and 7/16-20 UNF in
the process flanges)

Lower measuring limit
• Measuring cell with silicone oil filling

0 mbar a (0 psi a)

Upper measuring limit

100% of max. span

Output
Output signal

4 ... 20 mA

Digital PROFIBUS PA or FOUNDATION Fieldbus
signal

• Lower limit (infinitely adjustable)

3.55 mA, factory preset to 3.84 mA

-

• Upper limit (infinitely adjustable)

23 mA, factory preset to 20.5 mA or optionally set to 22.0 mA

Load
• Without HART communication

RB ≤ (UH - 10.5 V)/0.023 A in Ω,
UH : Power supply in V

-

• With HART communication

RB = 230 ... 500 Ω (SIMATIC PDM) or
RB = 230 ... 1100 Ω (HART Communicator)

-

Physical bus

-

IEC 61158-2

With polarity reversal protection

-

Yes

Accuracy

To EN 60770-1

Reference conditions
(All error data refer always refer to the set
span)

Increasing characteristic, start-of-scale value 0 bar, stainless steel seal diaphragm, silicone oil filling,
room temperature 25 °C (77 °F)) r: Span ratio (r = max. span / set span)

Error in measurement and fixed-point setting
(including hysteresis and repeatability)
≤ 0.1%

• Linear characteristic
- r ≤ 10

≤ 0.1%

- 10 < r ≤ 30

≤ 0.2%

Long-term drift (temperature change ± 30 °C ≤ (0.1 ⋅ r)%/year
(± 54 °F))

≤ 0.1%/year

Influence of ambient temperature
• at -10 ... +60 °C (14 ... 140 °F)

≤ (0.1 ⋅ r +0.2)%

≤ 0.3%

• at -40 ... -10 °C and +60 ... +85 °C
(-40 ... +14 °F and 140 ... 185 °F)

≤ (0.1 ⋅ r + 0.15)%/10 K

≤ 0.25%/10 K

Measured Value Resolution

-

3 ⋅ 10-5 of nominal measuring range

2/98

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from differential pressure series)
SITRANS P, DS III series for absolute pressure (from differential pressure series)
HART

PROFIBUS PA or FOUNDATION Fieldbus

Rated operating conditions
Degree of protection (to EN 60529)

IP65

2

Process temperature
• Measuring cell with silicone oil filling

-40 ... +100 °C (-40 ... +212 °F)

• Measuring cell with inert filling liquid

-20 ... +100 °C (-4 ... +212 °F)

• In conjunction with dust explosion protection

-20 ... +60 °C (-4 ... +140 °F)

Ambient conditions
• Ambient temperature
- Digital indicators

-30 ... +85 °C (-22 ... +185 °F)

• Storage temperature

-50 ... +85 °C (-58 ... +185 °F)

• Climatic class
- Condensation

Permissible

• Electromagnetic compatibility
- Emitted interference and interference immunity

To EN 61326 and NAMUR NE 21

Design
Weight (without options)

≈ 4.5 kg (≈ 9.9 lb)

Housing material

Poor in copper die-cast aluminium, GD-AlSi12 or stainless steel precision casting, mat. No. 1.4408

Wetted parts materials
• Seal diaphragm

Stainless steel, mat. No. 1.4404/316L or Hastelloy C276, mat. No. 2.4819, Monel, mat. No. 2.4360,
tantalum or gold

• Process flanges and sealing screw

Stainless steel, mat. No. 1.4408, Hastelloy C4, mat. No. 2.4610 or Monel, mat. No. 2.4360

• O-Ring

FPM (Viton) or optionally: PTFE, FEP, FEPM and NBR

Measuring cell filling

Silicone oil or inert filling liquid (max. 160 bar (2320 psi a) with oxygen measurement)

Process connection

¼-18 NPT and flange connection to DIN 19213 with mounting thread M10 to DIN 19213 or
16-20 UNF to EN 61518

7/

Material of the mounting bracket
• Steel

Sheet steel, Mat. No. 1.0330, chrome-plated

• Stainless steel

Stainless steel, Mat. No. 1.4301 (SS304)
Supplied through bus

Power supply UH
Terminal voltage on transmitter

10.5 ... 45 V DC
10.5 ... 30 V DC in intrinsically-safe mode

-

Separate 24 V power supply necessary

-

No

Bus voltage
• Not Ex

-

9 ... 32 V

• With intrinsically-safe operation

-

9 ... 24 V

Current consumption
• Basic current (max.)

-

12.5 mA

• Startup current ≤ basic current

-

Yes

• Max. current in event of fault

-

15.5 mA

Fault disconnection electronics (FDE) available

-

Yes

Siemens FI 01 · 2009

2/99

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from differential pressure series)
SITRANS P, DS III series for absolute pressure (from differential pressure series)
HART

PROFIBUS PA or FOUNDATION Fieldbus

Certificate and approvals

2

Classification according to pressure equipment directive (DRGL 97/23/EC)

For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of Article 3, paragraph 3 (sound engineering practice)

Explosion protection
• Intrinsic safety "i"

PTB 99 ATEX 2122

- Identification

Ex II 1/2 G EEx ia/ib IIB/IIC T6

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +70 °C (-40 ... +158 °F) temperature class T5;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6

- Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW; Ri = 300 Ω

- Effective internal inductance/capacitance L i = 0.4 mH, Ci = 6 nF
• Explosion-proof "d"

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W
Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W
L i = 7 μH, Ci = 1.1 nF

PTB 99 ATEX 1160

- Identification

Ex II 1/2 G EEx d IIC T4/T6

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6

- Connection
• Dust explosion protection for zone 20
- Identification

To circuits with values: UH = 10.5 ... 45 V DC
Ex II 1 D IP65 T 120 °C
Ex II 1/2 D IP65 T 120 °C

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F)

- Max.surface temperature

120 °C (248 °F)

- Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW, Ri = 300 Ω

- Effective internal inductance/capacitance L i = 0.4 mH, Ci = 6 nF
• Dust explosion protection for zone 21/22

To circuits with values: UH = 9 ... 32 V DC

PTB 01 ATEX 2055

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W
Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W
L i = 7 μH, Ci = 1.1 nF

PTB 01 ATEX 2055

- Identification

Ex II 2 D IP65 T 120 °C

- Connection

To circuits with values: UH = 10.5 ... 45 V DC;
Pmax = 1.2 W

To circuits with values: UH = 9 ... 32 V DC;
Pmax = 1.2 W

TÜV 01 ATEX 1696 X

Planned

Ex II 3 G EEx nA L IIC T4/T5/T6

-

• Type of protection "n" (zone 2)
- Identification
• Explosion protection to FM
- Identification (XP/DIP) or (IS); (NI)
• Explosion protection to CSA
- Identification (XP/DIP) or (IS)

2/100

Siemens FI 01 · 2009

Certificate of Compliance 3008490
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; CL I, ZN 0/1 AEx ia IIC T4...T6; CL I,
DIV 2, GP ABCD T4...T6; CL II, DIV 2, GP FG; CL III
Certificate of Compliance 1153651
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; Ex ia IIC T4...T6; CL I, DIV 2, GP ABCD
T4...T6; CL II, DIV 2, GP FG; CL III

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from differential pressure series)
HART communication
HART communication

Communication FOUNDATION Fieldbus
230 ... 1100 Ω

Protocol

HART Version 5.x

Software for computer

SIMATIC PDM

Function blocks

3 function blocks analog input,
1 function block PID

• Analog input

PROFIBUS PA communication

- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic

Simultaneous communication with 4
master class 2 (max.)

- Electrical damping T63 , adjust- 0 ... 100 s
able

The address can be set using

- Simulation function

Output/input (can be locked within
the device with a bridge)

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

- Square-rooted characteristic
for flow measurement

Yes

Configuration tool or local operation (standard setting address
126)

Cyclic data usage
• Output byte

5 (one measuring value) or
10 (two measuring values)

• Input byte

0, 1, or 2 (register operating mode
and reset function for metering)

Internal preprocessing
Device profile

Function blocks

PROFIBUS PA Profile for Process
Control Devices Version 3.0,
Class B

• PID
• Physical block

1 Resource block

2

Transducer blocks

1 transducer block Pressure with
calibration, 1 transducer block
LCD

• Analog input
- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic
- Electrical damping T63 , adjust- 0 ... 100 s
able
- Simulation function

Input /Output

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

• Register (totalizer)

Standard FF function block

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Simulation function: Measured Constant value or over parameterpressure value, sensor temper- izable ramp function
ature and electronics temperature

Can be reset, preset, optional
direction of counting, simulation
function of register output

- Failure mode

Can be parameterized (summation
with last good value, continuous
summation, summation with incorrect value)

- Limit monitoring

One upper and lower warning limit
and one alarm limit respectively

• Physical block

1

Transducer blocks

2

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Specification of a container
characteristic with

Max. 30 nodes

- Square-rooted characteristic
for flow measurement

Yes

- Gradual volume suppression
and implementation point of
square-root extraction

Parameterizable

- Simulation function for meaConstant value or over parametersured pressure value and sen- izable ramp function
sor temperature

Siemens FI 01 · 2009

2/101

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from differential pressure series)
Order No.

Selection and Ordering data

2

Selection and Ordering data

Order No.

SITRANS P pressure transmitters for absolute F) 7 M F 4 3 3 3 pressure, from the differential pressure,
77777 - 7777
series DS III HART

SITRANS P pressure transmitters for absolute F) 7 M F 4 3 3 3 pressure, from the differential pressure,
77777 - 7777
series DS III HART

Measuring cell filling

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indicator
• With customer-specific digital indicator (setting
as specified, Order code "Y21" or required)

Silicone oil
Inert liquid1)

Measuring cell
cleaning
Standard
Grease-free

Span
8.3 ... 250 mbar a
43 ... 1300 mbar a
0.16 ... 5 bar a
1 ... 30 bar a
5.3 ... 100 bar a

(0.12 ... 3.63 psi a)
(0.62 ... 18.9 psi a)
(2.32 ... 72.5 psi a)
(14.5 ... 435 psi a)
(76.9 ... 1450 psi a)

1
3
E)
E)
E)

D
F
G
H
KE

Process connection
Female thread ¼-18 NPT with flange connection
• Sealing screw opposite process connection
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
(only for replacement needs)
• Vent on side of process flange5)
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
(only for replacement needs)

E)

Factory-mounting of shut-off valves and valve manifolds see page
2/142.
Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation
• Sealing plug(s) or sealing screw(s) for the process flanges(s)

A
B
C
E
H
L
Y

1)

For oxygen applications, add Order code E10.
Version 7MF4333-1DY... only up to max. span 200 mbar a (2.9 psi a).
3)
When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
4)
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.
5)
Not for span "5.3 ... 100 bar a (76.9 ... 1450 psi a)". Position of the top vent
valve in the process flange (see dimensional drawing).
6)
Not together with Electrical connection „Screwed gland Pg 13.5“ and
„Han7D plug“.
7)
Without cable gland, with blanking plug
8)
With enclosed cable gland EEx ia and blanking plug
9)
Not together with type of protection "Explosion-proof" and and type of
protection "Ex nA".
10) Not together with types of protection "Explosion-proof" or "Intrinsic safety
and explosion-proof"
2)

2
0

6
4

Non-wetted parts materials
Process flange screws Electronics housing
Stainless steel
Stainless steel

Die-cast aluminium
Stainless steel precision
casting6)

Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"7)
- "Intrinsic safety and explosion-proof enclosure
(EEx ia + EEx d)" 8)
- "Ex nA/nL (zone 2)"
- "Intrinsic safety, explosion-proof enclosure and
dust explosion protection (EEx ia + EEx d +
Zone 1D/2D)"8)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"7)
Electrical connection / cable entry
• Screwed gland Pg 13.59)
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• Han 7D plug (plastic housing) incl. mating
connector9)
• Plug M12 (metal)10)

2/102

Siemens FI 01 · 2009

6
7

Power supply units see "SITRANS I power supply units and isolation
amplifiers".

Wetted parts materials
Seal diaphragm
Parts of measuring cell
Stainless steel
Stainless steel
Hastelloy
Stainless steel
Hastelloy
Hastelloy
Tantalum
Tantalum
Monel
Monel
Gold
Gold
Version for diaphragm seal2)3)4)

0
1

E) Combinations of the versions marked with E) are subject to the export
regulations AL: 2B230, ECCN: N.
F) Subject to export regulations AL: 9I999, ECCN: N.

2
3

1
2

A
B
D
P
E
R

NC

A
B
C
D
F

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from differential pressure series)
Order No.

Selection and Ordering data

Order No.

Selection and Ordering data

SITRANS P pressure transmitters for absolute
pressure (from the differential pressure series)

SITRANS P pressure transmitters for absolute
pressure (from the differential pressure series)

DS III PA series (PROFIBUS PA)

F) 7 M F 4 3 3 4 -

DS III PA series (PROFIBUS PA)

F) 7 M F 4 3 3 4 -

DS III FF series (FOUNDATION Fieldbus)

F) 7 M F 4 3 3 5 -

DS III FF series (FOUNDATION Fieldbus)

F) 7 M F 4 3 3 5 -

77777 - 7777

Measuring cell filling
Silicone oil
Inert liquid1)

Measuring cell
cleaning
Standard
Grease-free

Nominal measuring range
250 mbar a
(3.63 psi a)
1300 mbar a
(18.9 psi a)
5 bar a
(72.5 psi a)
30 bar a
(435 psi a)
100 bar a
(1450 psi a)

1
3
E)
E)
E)

D
F
G
H
KE

E)

A
B
C
E
H
L
Y

1)
2)
3)

4)

Process connection
Female thread ¼-18 NPT with flange connection
• Sealing screw opposite process connection
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
(only for replacement needs)
• Vent on side of process flange5)
7

- Mounting thread /16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
(only for replacement needs)

0
1
6
7

Factory-mounting of shut-off valves and valve manifolds see page
2/142.
Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation
• Sealing plug(s) or sealing screw(s) for the process flanges(s)

Wetted parts materials
Seal diaphragm
Parts of measuring cell
Stainless steel
Stainless steel
Hastelloy
Stainless steel
Hastelloy
Hastelloy
Tantalum
Tantalum
Monel
Monel
Gold
Gold
Version as diaphragm seal2)3)4)

77777 - 7777

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indicator
• With customer-specific digital indicator (setting
as specified, Order code "Y21" or required)

5)
6)
7)

2
0

8)

For oxygen application, add Order code E10.
Version 7MF4334-1DY... only up to max. span 200 mbar a (2.9 psi a).
When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.
Not for nominal measuring range 100 bar a (1450 psi a). Position of the top
vent valve in the process flange (see dimensional drawing).
Without cable gland, with blanking plug
With enclosed cable gland EEx ia and blanking plug
Cannot be used together with the following types of protection:
"Explosion-proof" and "Intrinsic safety and explosion-proof".

E) Combinations of the versions marked with E) are subject to the export
regulations AL: 2B230, ECCN: N.
F) Subject to export regulations AL: 9I999, ECCN: N.

6
4

Non-wetted parts materials
Process flange screws Electronics housing
Stainless steel
Stainless steel

Die-cast aluminium
Stainless steel precision
casting

Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"6)
- "Intrinsic safety and explosion-proof enclosure
(EEx ia + EEx d)"7)
- "Ex nA/nL (zone 2)"
- "Intrinsic safety, explosion-proof enclosure and
dust explosion protection (EEx ia + EEx d +
Zone 1D/2D)"7) (not for DS III FF)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"6)
Electrical connection / cable entry
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• M12 Connector (metall)8)

2
3

1
2

A
B
D
P
E
R

NC

B
C
F

Siemens FI 01 · 2009

2/103

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from differential pressure series)
Selection and Ordering data

Order code

2

Selection and Ordering data

HART PA

Further designs

FF

Order code
HART PA

Further designs

FF

Add "-Z" to Order No. and specify Order
code.

Add "-Z" to Order No. and specify Order
code.

Pressure transmitter with mounting
bracket made of:
• Steel
• Stainless steel

9

9

9

A01
A02

9
9

9
9

9
9

Explosion-proof "Intrinsic safety" to NEPSI E55
(China)
(only for transmitter 7MF4...-.....-.B..)
Explosion protection "Explosion-proof" to E56
NEPSI (China)
(only for transmitter 7MF4...-.....-.D..)

9

9

9

O-rings for process flanges
(instead of FPM (Viton))
• PTFE (Teflon)
• FEP (with silicone core, approved for food)
• FFPM (Kalrez, compound 4079)
• NBR (Buna N)

A20
A21
A22
A23

9
9
9
9

9
9
9
9

9
9
9
9

Explosion-proof "Zone 2" to NEPSI (China) E57
(only for transmitter 7MF4...-.....-.E..)

9

9

9

Interchanging of process connection side

H01

9

9

9

Plug
• Han 7D (metal, gray)
• Han 8U (instead of Han 7D)

Vent on side for gas measurements

H02

9

9

9

A30
A31

9
9

Sealing screws
¼-18 NPT, with valve in material of process
flanges

A40

9

9

9

9
9
9

9
9
9

9
9
9

Cable sockets for M12 connectors (metal)

A50

9

9

9

Process flange
• Hastelloy
K01
• Monel
K02
• Stainless steel with PVDF insert
K04
max. PN 10 (MWP 145 psi),
max. temperature of medium 90 °C (194 °F)

Rating plate inscription
(instead of German)
• English
• French
• Spanish
• Italian

B11
B12
B13
B14

9
9
9
9

9
9
9
9

9
9
9
9

B21

9

9

9

Quality inspection certificate (Factory cali- C11
bration) to IEC 60770-2 1)

9

9

9

Acceptance test certificate2)
To EN 10204-3.1

C12

9

9

9

Factory certificate
To EN 10204-2.2

C14

9

9

9

"Functional Safety (SIL)" certificate

C20

9

"PROFIsafe" certificate and protocol

C21

Setting of upper limit of output signal to
22.0 mA

D05

9

Manufacturer's declaration acc. to NACE
(only together with seal diaphragm made of
Hastelloy and stainless steel)

D07

9

9

9

Type of protection IP68
(not together with Han 7D/Han 8U plug,
cable gland PG 13.5)

D12

9

9

9

Digital indicator alongside the input keys
(only together with the devices 7MF4333....2-.A.6 or -.A.7-Z, Y21 or Y22 + Y01)

D27

9

9

9

Supplied with oval flange
(1 item), PTFE packing and stainless steel
screws in thread of process flange

D37F)

English rating plate
Pressure units in inH2O or psi

9

For ½-14 NPT inner process connection on
the side in the middle of the process flange,
vent valve not possible
Additional data
Add "-Z" to Order No. and specify Order
code.
Measuring range to be set
Specify in plain text (max. 5 digits):
Y01: ... up to ... mbar, bar, kPa, MPa, psi

Y01

9

Measuring point number (TAG No.)
Max. 16 characters, specify in plain text:
Y15: ...........................................

Y15

9

9

9

Measuring point text
Max. 27 characters, specify in plain text:
Y16: ...........................................

Y16

9

9

9

Entry of HART address (TAG)
Max. 8 characters, specify in plain text:
Y17: ...........................................

Y17

9

Setting of pressure indication in pressure Y21
units
Specify in plain text (standard setting: mA):
Y21: mbar, bar, kPa, MPa, psi, ...
Note:
The following pressure units can be selected:
bar, mbar, mm H2O*), inH2O*), ftH2O*),
mmHG, inHG, psi, Pa, kPa, MPa, g/cm2,
kg/cm2, Torr, ATM oder %
*) ref. temperature 20 °C

9

9

9

Setting of pressure indication in
Y22 +
non-pressure units
Y01
Specify in plain text:
3
Y22: ..... up to ..... l/min, m /h, m, USgpm, ...
(specification of measuring range in pressure
units "Y01" is essential, unit with
max. 5 characters)

9

9

9

9

Use in or on zone 1D/2D
E01
(only together with type of protection "Intrinsic
safety (EEx ia)")

9

9

9

Use on zone 0
E02
(only together with type of protection "Intrinsic
safety (EEx ia)")

9

9

9

Preset bus address
(possible between 1 and 126)
Specify in plain text:
Y25: .....................

Oxygen application
(max. 120 bar a (1740 psi a) at 60°C (140 °F)
with oxygen measurement and inert liquid)

E10

9

9

9

Only "Y01", "Y21", "Y22", "Y25" and "D05" can be factory preset
9 = available

Explosion-proof "Intrinsic safety" to
INMETRO (Brazil)
(only for transmitter 7MF4...-.....-.B..)

E25

1)

9

9

9
2)

Y25

When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.

F) Subject to export regulations AL: 9I999, ECCN: N.

2/104

Siemens FI 01 · 2009

9

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from differential pressure series)

■ Dimensional drawings

3
approx. 261 (10.3)

9

134 (5.27)

1
+

Space for rotation
of housing

10
8

7
11

ø 50 ... 60
(1.97 ... 2.36)

approx. 96 (3.78)

3

72 (2.83)
105 (4.1)
1
2
3

4
5
6
7
8
9
10
11

Process connection: ¼-18 NPT (EN 61518)
Blanking plug
Electrical connection:
- screwed gland Pg 13,5 (adapter) 2) 3),
- screwed gland M20x1,5 3),
- screwed gland ½-14 NPT or
- Han 7D/ Han 8U plug 2) 3)
Terminal side
Electronics side, digital display (longer overall length for cover with window)
Protective cover over keys
Mounting bracket (option)
Sealing screw with valve (option)
Screw cover - safety bracket (only for type of protection
"Explosion-proof enclosure", not shown in the drawing)
Lateral venting for liquid measurement (Standard)
Lateral venting for gas measurement (suffix H02)

52 (2.05)

96 (3.8)

117 (4.6)

1)

4

69 (2.7)
90 (3.6)4)

2

2

6

50
(1.97)

Ø 80
(3.15)
5

1)

100 (3.94)

approx. 30 (1.2) 5)

51
(2.0)

198 (7.8)

144 (5.67)

20
(0.8)

15
(0.6)

68 (2.7)
120 (4.7)

1)
2)
3)
4)
5)

Allow approx. 20 mm (0.79 inch) thread length to permit unscrewing
Not with type of protection "explosion-proof enclosure"
Not with type of protection "FM + CSA [is + xp]"
92 mm (3.62 inch) for minimum distance to permit rotation with indicator
45 mm (1.8 inch) for Pg 13,5 with adapter

SITRANS P pressure transmitters, DS III HART series for absolute pressure, from the differential pressure series, dimensions in mm (inch)

Siemens FI 01 · 2009

2/105

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series for absolute pressure
(from differential pressure series)

approx. 30 (1.2)

2

6

approx. 261 (10.3)

9

1
+

Space for rotation
of housing

10
8

7
52 (2.05)

ø 50 ... 60
(1.97 ... 2.36)

11

96 (3.8)

1)

4

3
198 (7.8)

117 (4.6)

Ø 80
(3.15)
5 1)

100 (3.94)

50
(1.97)

51
(2.0)

69 (2.7)
90 (3.6)2)

134 (5.27)

2

144 (5.67)

20
(0.8)

15
(0.6)

72 (2.83)
105 (4.1)
1
2
3

4
5
6
7
8
9
10
11

Process connection: ¼-18 NPT (EN 61518)
Blanking plug
Electrical connection:
- screwed gland M20x1,5 4),
- screwed gland ½-14 NPT or
- PROFIBUS plug M12 3) 4)
Terminal side
Electronic side, digital display (longer overall length for cover with window)
Protective cover over keys
Mounting bracket (option)
Sealing screw with valve (option)
Screw cover – safety bracket (only for explosion-proof enclosure,
not shown in the drawing)
Lateral venting for liquid measurement (Standard)
Lateral venting for gas measurement (suffix H02)

68 (2.7)
120 (4.7)

1)
2)
3)
4)

Allow approx. 20 mm (0.79 inch) thread length in addition
92 mm (3.62 inch) for minimum distance to permit rotation with indicator
Not with type of protection "explosion-proof enclosure"
Not with type of protection "FM + CSA"

SITRANS P pressure transmitters, DS III PA and FF series for absolute pressure, from the differential pressure series, dimensions in mm (inch)

2/106

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow

■ Technical specifications
SITRANS P, DS III series, for differential pressure and flow
HART

PROFIBUS PA or FOUNDATION Fieldbus

Input
Measured variable

Differential pressure and flow

Spans (infinitely adjustable) or
nominal measuring range and
max. permissible working pressure

Span

2

Maximum working pres- Nominal measuring
sure
range

Maximum working pressure

1 ... 20 mbar
32 bar
(0.4015 ... 8.031 inH2O) (464 psi)

20 mbar g
(8.031 inH2O)

32 bar
(464 psi)

160 bar
1 ... 60 mbar
(0.4015 ... 24.09 inH2O) (2320 psi)

60 mbar
(24.09 inH2O)

160 bar
(2320 psi)

2.5 ... 250 mbar
(1.004 ... 100.4 inH2O)

250 mbar
(100.4 inH2O)

6 ... 600 mbar
(2.409 ... 240.9 inH2O)

600 mbar
(240.9 inH2O)

16 ... 1600 mbar
(6.424 ... 642.4 inH2O)

1600 mbar
(642.4 inH2O)

50 ... 5000 mbar
(20.08 ... 2008 inH2O)

5 bar
(2008 inH2O)

0.3 ... 30 bar
(4.35 ... 435 psi)

30 bar
(435 psi)

2.5 ... 250 mbar
(1.004 ... 100.4 inH2O)

420 bar
(6091 psi)

250 mbar
(100.4 inH2O)

6 ... 600 mbar
(2.409 ... 240.9 inH2O)

600 mbar
(240.9 inH2O)

16 ... 1600 mbar
(6.424 ... 642.4 inH2O)

1600 mbar
(642.4 inH2O)

50 ... 5000 mbar
(20.08 ... 2008 inH2O)

5 bar
(2008 inH2O)

0.3 ... 30 bar
(4.35 ... 435 psi)

30 bar
(435 psi)

420 bar
(6091 psi)

Lower measuring limit
• Measuring cell with silicone oil filling

-100% of max. span (-33% with 30 bar (435 psi) measuring cell or 30 mbar a (0.44 psi))

Upper measuring limit

100% of max. span (for oxygen version and inert filling liquid; max. 160 bar g (2320 psi g))

Output
Output signal

4 ... 20 mA

Digital PROFIBUS PA or FOUNDATION Fieldbus
signal

• Lower limit (infinitely adjustable)

3.55 mA, factory preset to 3.84 mA

-

• Upper limit (infinitely adjustable)

23 mA, factory preset to 20.5 mA or optionally set to 22.0 mA

Load
• Without HART communication

RB ≤ (UH - 10.5 V)/0.023 A in Ω,
UH : Power supply in V

-

• With HART communication

RB = 230 ... 500 Ω (SIMATIC PDM) or
RB = 230 ... 1100 Ω (HART Communicator)

-

Physical bus

-

IEC 61158-2

With polarity reversal protection

-

Yes

Accuracy

To EN 60770-1

Reference conditions
(All error data refer always refer to the set
span)

Increasing characteristic, start-of-scale value 0 bar, stainless steel seal diaphragm, silicone oil filling,
room temperature 25 °C (77 °F)) r: Span ratio (r = max. span / set span)

Error in measurement and fixed-point setting
(including hysteresis and repeatability)
≤ 0,075%

• Linear characteristic
- r ≤ 10

≤ (0.0029 ⋅ r + 0.071)%

- 10 < r ≤ 30

≤ (0.0045 ⋅ r + 0.071)%

- 30 < r ≤ 100

≤ (0.005 ⋅ r + 0.05)%
≤ 0,1%

• Square-root characteristic (flow > 50%)
- r ≤ 10

≤ 0,1%

- 10 < r ≤ 30

≤ 0,2%

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow
SITRANS P, DS III series, for differential pressure and flow
HART

2

PROFIBUS PA or FOUNDATION Fieldbus
≤ 0,2

• Square-root characteristic (flow 25 ... 50%)
- r ≤ 10

≤ 0,2%

-

- 10 < r ≤ 30

≤ 0,4%

-

Long-term drift (temperature change ± 30 °C ≤ (0.25 ⋅ r)% every 5 years
(± 54 °F))
static pressure max. 70 bar g (1015 psi g)

≤ (0.25% every 5 years
static pressure max. 70 bar g (1015 psi g)

≤ (0.2 ⋅ r) per year

≤ 0.2 per year

• at -10 ... +60 °C (14 ... 140 °F)

≤ (0.08 ⋅ r + 0.1)%

≤ 0,3%

• at -40 ... -10 °C and +60 ... +85 °C
(-40 ... +14 °F and 140 ... 185 °F)

≤ (0.1 ⋅ r + 0.15)%/10 K
(Twice the value with 20-mbar (0.29 psi)
measuring cell)

≤ 0.25%/10 K

• on the zero point
- 20 mbar (0.29 psi)-measuring cell

≤ (0.15 ⋅ r)% per 100 bar (1450 psi)

≤ 0.15% je 100 bar (1450 psi)

≤ (0.15 ⋅ r)% per 32 bar (464 psi)

≤ 0.15% je 32 bar (464 psi)

• on the span
- 20 mbar (0.29 psi)-measuring cell

≤ 0.2% je 100 bar (1450 psi)

-

≤ 0.2% je 32 bar (464 psi)

-

Measured Value Resolution

-

3 ⋅ 10-5 of nominal measuring range

• 20 mbar (0.29 psi)-measuring cell
Influence of ambient temperature

Influence of static pressure

Rated operating conditions
Degree of protection (to EN 60529)

IP65

Process temperature
• Measuring cell with silicone oil filling

-40 ... +100 °C (-40 ... +212 °F)

• Measuring cell with inert filling liquid

-20 ... +100 °C (-4 ... +212 °F)

• In conjunction with dust explosion protection

-20 ... +60 °C (-4 ... +140 °F)

Ambient conditions
• Ambient temperature
- Digital indicators

-30 ... +85 °C (-22 ... +185 °F)

• Storage temperature

-50 ... +85 °C (-58 ... +185 °F)

• Climatic class
- Condensation

Permissible

• Electromagnetic compatibility
- Emitted interference and interference
immunity

To EN 61326 and NAMUR NE 21

Material of the mounting bracket
• Steel

Sheet steel, Mat. No. 1.0330, chrome-plated

• Stainless steel

Stainless steel, Mat. No. 1.4301 (SS304)

Design
Weight (without options)

≈ 4.5 kg (≈ 9.9 lb)

Housing material

Poor in copper die-cast aluminium, GD-AlSi12 or stainless steel precision casting, mat. No. 1.4408

Wetted parts materials
• Seal diaphragm

Stainless steel, mat. No. 1.4404/316L or Hastelloy C276, mat. No. 2.4819, Monel, mat. No. 2.4360,
tantalum or gold

Measuring cell filling

Silicone oil or inert filling liquid (max. 160 bar (2320 psi g) with oxygen measurement)

Process connection

Female thread ¼-18 NPT and flange connection with mounting thread M10 to DIN 19213 or
7/ -20 UNF to EN 61518
16

2/108

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow
SITRANS P, DS III series, for differential pressure and flow
HART

PROFIBUS PA or FOUNDATION Fieldbus

Terminal voltage on transmitter

10.5 ... 45 V DC
10.5 ... 30 V DC in intrinsically-safe mode

-

Separate 24 V power supply necessary

-

No

Supplied through bus

Power supply UH

2

Bus voltage
• Not Ex

-

9 ...32 V

• With intrinsically-safe operation

-

9 ...24 V

Current consumption
• Basic current (max.)

-

12.5 mA

• Startup current ≤ basic current

-

Yes

• Max. current in event of fault

-

15.5 mA

Fault disconnection electronics (FDE) avail.

-

Yes

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow
SITRANS P, DS III series, for differential pressure and flow
HART

PROFIBUS PA or FOUNDATION Fieldbus

Certificate and approvals

2

Classification according to pressure equipment directive (DRGL 97/23/EC)
PN 32/160 (MWP 464/2320 psi)

For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of Article 3, paragraph 3 (sound engineering practice)

PN 420 (MWP 6092 psi)

For gases of fluid group 1 and liquids of fluid group 1; complies with basic safety requirements of
Article 3, paragraph 1 (appendix 1); assigned to category III, conformity evaluation module H by the
TÜV Nord.

Explosion protection
• Intrinsic safety "i"

PTB 99 ATEX 2122

- Identification

Ex II 1/2 G EEx ia/ib IIB/IIC T6

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +70 °C (-40 ... +158 °F) temperature class T5;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6

- Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW; Ri = 300 Ω

- Effective internal inductance/capacitance L i = 0.4 mH, Ci = 6 nF
• Explosion-proof "d"

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W
Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W
L i = 7 μH, Ci = 1.1 nF

PTB 99 ATEX 1160

- Identification

Ex II 1/2 G EEx d IIC T4/T6

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6

- Connection
• Dust explosion protection for zone 20
- Identification

To circuits with values: UH = 10.5 ... 45 V DC
Ex II 1 D IP65 T 120 °C
Ex II 1/2 D IP65 T 120 °C

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F)

- Max.surface temperature

120 °C (248 °F)

- Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW, Ri = 300 Ω

- Effective internal inductance/capacitance L i = 0.4 mH, Ci = 6 nF
• Dust explosion protection for zone 21/22

To circuits with values: UH = 9 ... 32 V DC

PTB 01 ATEX 2055

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W
Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W
L i = 7 μH, Ci = 1.1 nF

PTB 01 ATEX 2055

- Identification

Ex II 2 D IP65 T 120 °C

- Connection

To circuits with values: UH = 10.5 ... 45 V DC;
Pmax = 1.2 W

To circuits with values: UH = 9 ... 32 V DC;
Pmax = 1.2 W

TÜV 01 ATEX 1696 X

Planned

Ex II 3 G EEx nA L IIC T4/T5/T6

-

• Type of protection "n" (zone 2)
- Identification
• Explosion protection to FM
- Identification (XP/DIP) or (IS); (NI)
• Explosion protection to CSA
- Identification (XP/DIP) or (IS)

2/110

Siemens FI 01 · 2009

Certificate of Compliance 3008490
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; CL I, ZN 0/1 AEx ia IIC T4...T6; CL I,
DIV 2, GP ABCD T4...T6; CL II, DIV 2, GP FG; CL III
Certificate of Compliance 1153651
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; Ex ia IIC T4...T6; CL I, DIV 2, GP ABCD
T4...T6; CL II, DIV 2, GP FG; CL III

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow
HART communication
HART communication

Communication FOUNDATION Fieldbus
230 ... 1100 Ω

Protocol

HART Version 5.x

Software for computer

SIMATIC PDM

Function blocks

3 function blocks analog input,
1 function block PID

• Analog input

PROFIBUS PA communication

- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic

Simultaneous communication with 4
master class 2 (max.)

- Electrical damping T63 , adjust- 0 ... 100 s
able

The address can be set using

- Simulation function

Output/input (can be locked within
the device with a bridge)

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

- Square-rooted characteristic
for flow measurement

Yes

Configuration tool or local operation (standard setting address
126)

Cyclic data usage
• Output byte

5 (one measuring value) or
10 (two measuring values)

• Input byte

0, 1, or 2 (register operating mode
and reset function for metering)

Internal preprocessing
Device profile

Function blocks

PROFIBUS PA Profile for Process
Control Devices Version 3.0,
Class B

• PID
• Physical block

1 Resource block

2

Transducer blocks

1 transducer block Pressure with
calibration, 1 transducer block
LCD

• Analog input
- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic
- Electrical damping T63 , adjust- 0 ... 100 s
able
- Simulation function

Input /Output

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

• Register (totalizer)

Standard FF function block

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Simulation function: Measured Constant value or over parameterpressure value, sensor temper- izable ramp function
ature and electronics temperature

Can be reset, preset, optional
direction of counting, simulation
function of register output

- Failure mode

Can be parameterized (summation
with last good value, continuous
summation, summation with incorrect value)

- Limit monitoring

One upper and lower warning limit
and one alarm limit respectively

• Physical block

1

Transducer blocks

2

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Specification of a container
characteristic with

Max. 30 nodes

- Square-rooted characteristic
for flow measurement

Yes

- Gradual volume suppression
and implementation point of
square-root extraction

Parameterizable

- Simulation function for meaConstant value or over parametersured pressure value and sen- izable ramp function
sor temperature

Siemens FI 01 · 2009

2/111

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow

2

Selection and Ordering data

Order No.

Selection and Ordering data

Order No.

SITRANS P pressure transmitters for differential pressure and flow, Series DS III HART
PN 32/160 (MWP 464/2320 psi)

7MF 4 4 3 3 -

SITRANS P pressure transmitters for differential pressure and flow, Series DS III HART
PN 32/160 (MWP 464/2320 psi)

77777 - 7777

Measuring cell filling
Silicone oil
Inert liquid1)

Measuring cell
cleaning
Standard
Grease-free

77777 - 7777

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indication
• With customer-specific digital indication (setting
as specified, Order code "Y21" or required)

} 1
3

Span
PN 32 (MWP 464 psi)
1 ... 20 mbar2)

(0.4015 ... 8.03 inH2O)

}

B

PN 160 (MWP 2320 psi)
1 ... 60 mbar
2.5 ... 250 mbar
6 ... 600 mbar
16 ... 1600 mbar
50 ... 5000 mbar
0.3 ... 30 bar

(0.4015 ... 24.09 inH2O)
(1.004 ... 100.4 inH2O)
(2.409 ... 240.9 inH2O)
(6.424 ... 642.4 inH2O)
(20.08 ... 2008 inH2O)
(4.35 ... 435 psi)

}
}
}
}
}
}

C
D
E
F
G
H

Factory-mounting of shut-off valves and valve manifolds see page
2/142.
Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation
• Sealing plug(s) or sealing screw(s) for the process flanges(s)
For oxygen application, add Order code E10.
Not suitable for connection of remote seal. Position of the top vent valve in
the process flanges (see dimensional drawing).
3)
Only together with max. spans 250, 1600, 5000 and 30000 mbar
(100.4, 240.9, 2008 inH2O and 435 psi)
4) When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
5) Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.
6)
Not together with Electrical connection „Screwed gland Pg 13.5“ and
„Han7D plug“.
7)
Without cable gland, with blanking plug
8)
With enclosed cable gland EEx ia and blanking plug
9)
Not together with type of protection "Explosion-proof" and and type of
protection "Ex nA".
10)
Cannot be used together with the following types of protection:
"Explosion-proof" and "Intrinsic safety and explosion-proof"
2)

Process connection
Female thread ¼-18 NPT with flange connection
• Sealing screw opposite process connection
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
}
(only for replacement needs)
2)
• Vent on side of process flange
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
(only for replacement needs)

A
B
C
E
H
L
Y

2
0

6
4

Non-wetted parts materials
Process flange screws Electronics housing
Stainless steel
Stainless steel

Die-cast aluminium
}
Stainless steel precision
6)
casting

Version
• Standard version
• International version, English label inscriptions, }
documentation in 5 languages on CD
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"7)
- "Intrinsic safety and explosion-proof
enclosure (EEx ia + EEx d)"8)
- "Intrinsic safety, explosion-proof enclosure
and dust explosion protection
(EEx ia + EEx d + Zone 1D/2D)"8)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"7)
Electrical connection / cable entry
• Screwed gland Pg 13.59)
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• Han 7D plug (plastic housing) incl. mating
connector10)
• M12 connectors (metal)10)

2/112

Siemens FI 01 · 2009

2
3

1
2

A
B
D
P

- "Ex nA/nL (zone 2)"

}

E
R

NC

}

6
7

Power supply units see "SITRANS I power supply units and isolation
amplifiers".

1)

}

0
1

} Available ex stock

Wetted parts materials
(stainless steel process flanges)
Seal diaphragm
Parts of measuring cell
Stainless steel
Stainless steel
Hastelloy
Stainless steel
Hastelloy
Hastelloy
Tantalum3)
Tantalum
Monel3)
Monel
Gold3)
Gold
Version for diaphragm seal4) 5)

7MF 4 4 3 3 -

A
B
C
D
F

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow
Selection and Ordering data

Order No.

Order No.

Selection and Ordering data

SITRANS P pressure transmitters
for differential pressure and flow
PN 32/160 (MWP 464/2320 psi)

SITRANS P pressure transmitters
for differential pressure and flow
PN 32/160 (MWP 464/2320 psi)

DS III PA series (PROFIBUS PA)

7MF 4 4 3 4 -

DS III PA series (PROFIBUS PA)

DS III FF series (FOUNDATION Fieldbus)

7MF 4 4 3 5 -

DS III FF series (FOUNDATION Fieldbus)

7MF 4 4 3 4 -

77777 - 7777

Measuring cell filling
Silicone oil
Inert liquid1)

Measuring cell
cleaning
Standard
Grease-free

Electrical connection / cable entry
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• M12 connectors (metal)8)

1
3

Nominal measuring range
PN 32 (MWP 464 psi)
20 mbar2)
(8.03 inH2O)

B

PN 160 (MWP 2320 psi)
60 mbar
250 mbar
600 mbar
1600 mbar
5 bar
30 bar

C
D
E
F
G
H

(24.09 inH2O)
(100.4 inH2O)
(240.9 inH2O)
(642.4 inH2O)
(2008 inH2O)
(435 psi)

0
1
6
7

Factory-mounting of shut-off valves and valve manifolds see page
2/142.
Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation
• Sealing plug(s) or sealing screw(s) for the process flanges(s)
1)

A
B
C
E
H
L
Y

2)
3)
4)

5)

Process connection
Female thread ¼-18 NPT with flange connection
• Sealing screw opposite process connection
7

B
C
F

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indication
• With customer-specific digital indication (setting
as specified, Order code "Y21" or required)

Wetted parts materials
(stainless steel process flanges)
Seal diaphragm
Parts of measuring cell
Stainless steel
Stainless steel
Hastelloy
Stainless steel
Hastelloy
Hastelloy
Tantalum3)
Tantalum
Monel3)
Monel
Gold3)
Gold
Version as diaphragm seal4) 5)

7MF 4 4 3 5 77777 - 7777

6)
7)

- Mounting thread /16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
(only for replacement needs)
• Venting on side of process flanges2)

2
0

- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
(only for replacement needs)

6
4

8)

For oxygen application, add Order code E10.
Not suitable for connection of remote seal. Position of the top vent valve in
the process flanges (see dimensional drawing).
Only together with max. spans 250, 1600, 5000 and 30000 mbar
(100.4, 240.9, 2008 inH2O and 435 psi).
When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.
Without cable gland, with blanking plug.
With enclosed cable gland EEx ia and blanking plug.
Cannot be used together with the following types of protection:
"Explosion-proof" and "Intrinsic safety and explosion-proof".

Non-wetted parts materials
Process flange screws Electronics housing
Stainless steel
Stainless steel

Die-cast aluminium
Stainless steel precision
casting

Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"6)
- "Intrinsic safety and explosion-proof
enclosure (EEx ia + EEx d)"7)
- "n (Zone 2)" (planned)
- "Intrinsic safety, explosion-proof enclosure
and dust explosion protection (EEx ia +
EEx d + Zone 1D/2D)"7) (not for DS III FF)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"6)

2
3

1
2

A
B
D
P
E
R

NC

Siemens FI 01 · 2009

2/113

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow
Selection and Ordering data

Order code

2

Selection and Ordering data

HART PA

Further designs
Add "-Z" to Order No. and specify Order code.

FF

Pressure transmitter with mounting
bracket made of:
• Steel
• Stainless steel

A01
A02

9
9

9
9

9
9

O-rings for process flanges
(instead of FPM (Viton))
• PTFE (Teflon)
• FEP (with silicone core, approved for food)
• FFPM (Kalrez, compound 4079)
• NBR (Buna N)

A20
A21
A22
A23

9
9
9
9

9
9
9
9

9
9
9
9

A30
A31
A40

9
9
9

9

9

Cable sockets for M12 connectors (metal)

A50

9

9

9

Rating plate inscription (instead of German)
• English
• French
• Spanish
• Italian

B11
B12
B13
B14

9
9
9
9

9
9
9
9

9
9
9
9

English rating plate (calibration certificate) B21
Pressure units in inH2O or psi

9

9

9

Quality inspection certificate (Factory cali- C11
bration) to IEC 60770-2 1)

9

9

9

Acceptance test certificate2)
To EN 10 204-3.1

C12

9

9

9

Factory certificate
To EN 10 204-2.2

C14

9

9

9

"Functional Safety (SIL)" certificate

C20

9

"PROFIsafe" certificate and protocol

C21

Setting of upper limit of output signal to
22.0 mA

D05

9

Manufacturer's declaration acc. to NACE
(only together with seal diaphragm made of
Hastelloy and stainless steel)

D07

9

9

9

Type of protection IP68
(not together with 7D/
Han 8U plug, cable gland Pg 13.5)

D12

9

9

9

Digital indicator alongside the input keys
(only together with the devices 7MF4433....2-.A.6 or -.A.7-Z, Y21 or Y22 + Y01)

D27

9

9

9

Process flange screws made of Monel
(max. nominal pressure PN20)

D34

9

9

9

Supplied with oval flange set
(2 items), PTFE packings and stainles steel
screws in thread of process flanges

D37

9

9

9

Use in or on zone 1D/2D
(only together with type of protection
"Intrinsic safety (EEx ia)")

E01

9

9

9

Use on zone 0
(only together with type of protection
"Intrinsic safety (EEx ia)")

E02

9

9

9

TÜV approval to AD/TRD
(only together with type of protection
"Intrinsic safety (EEx ia)")

E06

9

Overfilling safety device for flammable
and non-flammable liquids
(max. PN 32 (MVWP 464 psi), basic device
with type of protection "Intrinsic safety
(EEx ia)", to WHG and VbF, not together with
measuring cell filling "inert liquid")

E08

9

9

9

Plug
• Han 7D (metal, gray)
• Han 8U (instead of Han 7D)
Sealing screws
¼-18 NPT, with valve in mat. of process flanges

2/114

Siemens FI 01 · 2009

Order code
HART PA

Further designs
Add "-Z" to Order No. and specify Order code.

FF

Oxygen application
E10
(max. 120 bar (1740 psi) at 60°C (140 °F) with
oxygen measurement and inert liquid)

9

9

9

Explosion-proof "Intrinsic safety" to
INMETRO (Brazil)
(only for transmitter 7MF4...-.....-.B..)

E25

9

9

9

Explosion-proof "Intrinsic safety" to NEPSI E55
(China)
(only for transmitter 7MF4...-.....-.B..)

9

9

9

Explosion protection "Explosion-proof" to E56
NEPSI (China)
(only for transmitter 7MF4...-.....-.D..)

9

9

9

Explosion-proof "Zone 2" to NEPSI (China) E57
(only for transmitter 7MF4...-.....-.E..)

9

9

9

Interchanging of process connection side

H01

9

9

9

Vent on side for gas measurements

H02

9

9

9

Stainless steel process flanges for vertical H03
differential pressure lines
(not together with K01, K02 and K04)3)

9

9

9

9
9
9

9
9
9

9
9
9

Process flange
• Hastelloy
K01
• Monel
K02
• Stainless steel with PVDF insert
K04
max. PN 10 (MWP 145 psi),
max. temperature of medium 90 °C (194 °F)
For ½-14 NPT inner process connection on
the side in the middle of the process flange,
vent valve not possible
9 = available
1)

9
2)

3)

When the manufacture’s certificate M (calibration certificate) has to be
ordered for transmitters with diaphragm seals, it is recommended only to
order this certificate exclusively with the diaphragm seals. The measuring
accuracy of the total combination is certified here.
Whe the acceptance test certificate 3.1 for transmitters with direct-connected diaphragm seals is ordered, this certificate must also be ordered
with the corresponding seals.
Not suitable for connection of remote seal

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow
Selection and Ordering data

Order code
HART PA

Additional data
Add "-Z" to Order No. and specify Order code.
Measuring range to be set
Specify in plain text:
• With linear characteristic (max. 5 digits):
Y01: ... up to ... mbar, bar, kPa, MPa, psi
• With square-rooted characteristic (max. 5
digits):
Y02: ... up to ... mbar, bar, kPa, MPa, psi

FF

2

Y01

9

Y02

9

Measuring point number (TAG No.)
Y15
Max. 16 char., specify in plain text: Y15: .......

9

9

9

Measuring point text
Y16
Max. 27 char., specify in plain text: Y16: .......

9

9

9

Entry of HART address (TAG)
Max. 8 char., specify in plain text: Y17: .......

Y17

9

Setting of pressure indicator in pressure
Y21
units
Specify in plain text (standard setting: mA):
Y21: mbar, bar, kPa, MPa, psi, ...
Note:
The following pressure units can be selected:
bar, mbar, mm H2O*), inH2O*), ftH2O*),
mmHG, inHG, psi, Pa, kPa, MPa, g/cm2,
kg/cm2, Torr, ATM oder %
*) ref. temperature 20 °C

9

9

9

Setting of pressure indicator in
non-pressure units
Specify in plain text:
Y22: ..... up to ..... l/min, m3/h, m, USgpm, ...
(specification of measuring range in pressure
units "Y01" or "Y02" is essential, unit with
max. 5 characters)

Y221)
+
Y01 or
Y02

Preset bus address
(possible between 1 and 126)
Specify in plain text:
Y25: .....................

Y25

9

9

Only "Y01", "Y21", "Y22", "Y25" and "D05" can be factory preset
9 = available
1)

Not together with over-filling safety device for flammable and
non-flammable liquids (Order code "E08")

Siemens FI 01 · 2009

2/115

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow

2

Selection and Ordering data

Order No.

Selection and Ordering data

Order No.

SITRANS P pressure transmitters for differential pressure and flow, Series DS III HART
PN 420 (MWP 6092 psi)

7MF 4 5 3 3 -

SITRANS P pressure transmitters for differential pressure and flow, Series DS III HART
PN 420 (MWP 6092 psi)

77777 - 7777

Measuring cell filling
Silicone oil

Measuring cell
cleaning
Standard

Span
2.5 ... 250 mbar
6 ... 600 mbar
16 ... 1600 mbar
50 ... 5000 mbar
0.3 ... 30 bar

(1.004 ... 100.4 inH2O)
(2.409 ... 240.9 inH2O)
(6.424 ... 642.4 inH2O)
(20.08 ... 2008 inH2O)
(4.35 ... 435 psi)

77777 - 7777

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indication
• With customer-specific digital indication (setting
as specified, Order code "Y21" or required)

1
D
E
F
G
H

Stainless steel
Stainless steel
Gold

Process connection
Female thread ¼-18 NPT with flange connection
• Sealing screw opposite process connection
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M12 to DIN 19213
(only for replacement needs)
• Venting on side of process flanges. Position of
the top vent valve in the process flanges (see
dimensional drawing).
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M12 to DIN 19213
(only for replacement needs)

Die-cast aluminium
Stainless steel precision
casting2)

Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"3)
- "Intrinsic safety and explosion-proof
enclosure (EEx ia + EEx d)"4)
- "Ex nA/nL (zone 2)"
- "Intrinsic safety, explosion-proof enclosure
and dust explosion protection (EEx ia +
EEx d + Zone 1D/2D)"4)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"3), max PN 360
Electrical connection / cable entry
• Screwed gland Pg 13.55)
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• Han 7D plug (plastic housing) incl. mating
connector5)
• M12 connectors (metal)6)

2/116

Siemens FI 01 · 2009

6
7

Factory-mounting of shut-off valves and valve manifolds see page
2/142.
Scope of delivery: Pressure transmitter as ordered (Instruction Manual is
extra ordering item)
A
B
L

1)
2)
3)
4)
5)

3
1

6)

7
5

Non-wetted parts materials
Process flange screws Electronics housing
Stainless steel
Stainless steel

0
1

Power supply units see "SITRANS I power supply units and isolation
amplifiers".

Wetted parts materials
(stainless steel process flanges)
Seal diaphragm
Parts of measuring cell
Stainless steel
Hastelloy
Gold1)

7MF 4 5 3 3 -

2
3

1
2

A
B
D
P
E
R

NC

A
B
C
D
F

Not together with max. span 600 mbar (240.9 inH2O)
Not together with Electrical connection „Screwed gland Pg 13.5“ and
„Han7D plug“.
Without cable gland, with blanking plug
With enclosed cable gland EEx ia and blanking plug
Not together with type of protection "Explosion-proof" and and type of
protection "Ex nA".
Cannot be used together with the following types of protection:
"Explosion-proof" and "Intrinsic safety and explosion-proof".

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow
Selection and Ordering data

Order No.

Order No.

Selection and Ordering data

SITRANS P pressure transmitters for differential pressure and flow, Series DS III HART
PN 420 (MWP 6092 psi)

SITRANS P pressure transmitters for differential pressure and flow, Series DS III HART
PN 420 (MWP 6092 psi)

DS III PA (PROFIBUS PA) series

7MF 4 5 3 4 -

DS III PA (PROFIBUS PA) series

7MF 4 5 3 4 -

DS III FF series (FOUNDATION Fieldbus)

7MF 4 5 3 5 -

DS III FF series (FOUNDATION Fieldbus)

7MF 4 5 3 5 -

1 7777 - 7777
Nominal measuring range
250 mbar
(100.4 inH2O)
600 mbar
(240.9 inH2O)
1600 mbar
(642.4 inH2O)
5 bar
(2008 inH2O)
30 bar
(435 psi)

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indicator
• With customer-specific digital indicator (setting
as specified, Order code "Y21" or required)

D
E
F
G
H

Wetted parts materials
(stainless steel process flanges)
Seal diaphragm
Parts of measuring cell
Stainless steel
Hastelloy
Gold1)

Stainless steel
Stainless steel
Gold

Process connection
Female thread ¼-18 NPT with flange connection
• Sealing screw opposite process connection
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M12 to DIN 19213
(only for replacement needs)
• Venting on side of process flanges. Position of
the top vent valve in the process flanges (see
dimensional drawing).
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M12 to DIN 19213
(only for replacement needs)

1 7777 - 7777
0
1
6
7

Factory-mounting of shut-off valves and valve manifolds see page
2/142.
Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation
• Sealing plug(s) or sealing screw(s) for the process flanges(s)

A
B
L

1)
2)
3)
4)

3
1

Not together with max. span 600 mbar (240.9 inH2O)
Without cable gland, with blanking plug.
With enclosed cable gland EEx ia and blanking plug.
Not together with types of protection "Explosion-proof" and "Intrinsic safety
and explosion-proof"

7
5

Non-wetted parts materials
Process flange screws Electronics housing
Stainless steel
Stainless steel

Die-cast aluminium
Stainless steel precision
casting

Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"2)
- "Intrinsic safety and explosion-proof
enclosure (EEx ia + EEx d)"3)
- "Ex nA/nL (zone 2)"
- "Intrinsic safety, explosion-proof enclosure
and dust explosion protection (EEx ia +
EEx d + Zone 1D/2D)"3) (not for DS III FF)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"2), max PN 360
Electrical connection / cable entry
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• Plug M12 incl. mating connector4)

2
3

1
2

A
B
D
P
E
R

NC

B
C
F

Siemens FI 01 · 2009

2/117

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow
Selection and Ordering data

Order code

2

Selection and Ordering data

HART PA

Further designs

FF

Order code
HART PA

Further designs

FF

Add "-Z" to Order No. and specify Order
code.

Add "-Z" to Order No. and specify Order
code.

Pressure transmitter with mounting
bracket made of:
• Steel
• Stainless steel

9

9

9

A01
A02

9
9

9
9

9
9

Explosion protection "Explosion-proof" to E56
NEPSI (China)
(only for transmitter 7MF4...-.....-.D..)
Explosion-proof "Zone 2" to NEPSI (China) E57
(only for transmitter 7MF4...-.....-.E..)

9

9

9

O-rings for process flanges
(instead of FPM (Viton))
• PTFE (Teflon)
• FEP (with silicone core, approved for food)
• FFPM (Kalrez, compound 4079)
• NBR (Buna N)

A20
A21
A22
A23

9
9
9
9

9
9
9
9

9
9
9
9

Interchanging of process connection side

H01

9

9

9

Stainless steel process flanges for
vertical differential pressure lines

H03

9

9

9

Plug
• Han 7D (metal, gray)
• Han 8U (instead of Han 7D)

A30
A31

9
9

Sealing screws
¼-18 NPT, with valve in material of process
flanges

A40

9

Y01

9

Cable sockets for M12 connectors (metal)

A50

9

9

9

Y02

9

Rating plate inscription
(instead of German)
• English
• French
• Spanish
• Italian

9
9
9
9

9
9
9
9

9
9
9
9

Measuring point number (TAG No.)
Max. 16 characters, specify in plain text:
Y15: ...........................................

Y15

B11
B12
B13
B14

9

9

9

Y16

9

9

9

B21

9

9

9

Measuring point text
Max. 27 characters, specify in plain text:
Y16: ...........................................

9

9

9

9

Entry of HART address (TAG)
Max. 8 characters, specify in plain text:
Y17: ...........................................

Y17

Quality inspection certificate (Factory cali- C11
bration) to IEC 60770-2
Acceptance test certificate
To EN 10204-3.1

C12

9

9

9

9

9

9

Factory certificate
To EN 10204-2.2

C14

9

9

9

"Functional Safety (SIL)" certificate

C20

9

"PROFIsafe" certificate and protocol

C21

Setting of upper limit of output signal to
22.0 mA

D05

9

Setting of pressure indication in pressure Y21
units
Specify in plain text (standard setting: mA):
Y21: mbar, bar, kPa, MPa, psi, ...
Note:
The following pressure units can be selected:
bar, mbar, mm H2O*), inH2O*), ftH2O*),
mmHG, inHG, psi, Pa, kPa, MPa, g/cm2,
kg/cm2, Torr, ATM or %
*) ref. temperature 20 °C

Manufacturer's declaration acc. to NACE
(only together with seal diaphragm made of
Hastelloy and stainless steel)

D07

9

9

9

9

Type of protection IP68
(not together with Han 7D / Han 8U plug,
Pg 13.5 screwed gland)

D12

9

9

9

Setting of pressure indication in
Y22 +
non-pressure units
Y01 or
Y02
Specify in plain text:
Y22: ..... up to ..... l/min, m3/h, m, USgpm, ...
(specification of measuring range in pressure
units "Y01" or "Y02" is essential, unit with
max. 5 characters)

Digital indicator alongside the input keys
(only together with the devices 7MF4533....2-.A.6 or -.A.7-Z, Y21 or Y22 + Y01)

D27

9

9

9

Use in or on zone 1D/2D
(only together with type of protection
"Intrinsic safety (EEx ia)")

E01

9

9

9

Use on zone 0
(only together with type of protection
"Intrinsic safety (EEx ia)")

E02

9

9

9

Explosion-proof "Intrinsic safety" to
INMETRO (Brazil)
(only for transmitter 7MF4...-.....-.B..)

E25

9

9

9

Explosion-proof "Intrinsic safety" to
NEPSI (China)
(only for transmitter 7MF4...-.....-.B..)

E55

9

9

9

English rating plate
Pressure units in inH2O or psi

2/118

Siemens FI 01 · 2009

Additional data
Add "-Z" to Order No. and specify Order
code.

9

9

9

Measuring range to be set
Specify in plain text:
• With linear characteristic (max. 5 digits):
Y01: ... up to ... mbar, bar, kPa, MPa, psi
• With square-rooted characteristic
(max. 5 digits):
Y02: ... up to ... mbar, bar, kPa, MPa, psi

Preset bus address
(possible between 1 and 126)
Specify in plain text:
Y25: .....................

Y25

Only "Y01", "Y21", "Y22", "Y25" and "D05" can be factory preset
9 = available

9

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow

■ Dimensional drawings

3
approx. 261 (10.3)

9

134 (5.27)

1
+

Space for rotation
of housing

10
8

7
11

ø 50 ... 60
(1.97 ... 2.36)

approx. 96 (3.78)

52 (2.05)

3

72 (2.83)
105 (4.1)
1
2
3

4
5
6
7
8
9
10
11

Process connection: ¼-18 NPT (EN 61518)
Blanking plug
Electrical connection:
- screwed gland Pg 13,5 (adapter) 2) 3),
- screwed gland M20x1,5 3),
- screwed gland ½-14 NPT or
- Han 7D/ Han 8U plug 2) 3)
Terminal side
Electronics side, digital display (longer overall length for cover with window)
Protective cover over keys
Mounting bracket (option)
Sealing screw with valve (option)
Screw cover - safety bracket (only for type of protection
"Explosion-proof enclosure", not shown in the drawing)
Lateral venting for liquid measurement (Standard)
Lateral venting for gas measurement (suffix H02)

96 (3.8)

117 (4.6)

1)

4

69 (2.7)
90 (3.6)4)

2

2

6

50
(1.97)

Ø 80
(3.15)
5

1)

100 (3.94)

approx. 30 (1.2) 5)

51
(2.0)

198 (7.8)

144 (5.67)

20
(0.8)

15
(0.6)

68 (2.7)
120 (4.7)

1)
2)
3)
4)
5)

Allow approx. 20 mm (0.79 inch) thread length to permit unscrewing
Not with type of protection "explosion-proof enclosure"
Not with type of protection "FM + CSA [is + xp]"
92 mm (3.62 inch) for minimum distance to permit rotation with indicator
45 mm (1.8 inch) for Pg 13,5 with adapter

SITRANS P pressure transmitters, DS III HART series for differential pressure and flow, dimensions in mm (inch)

Siemens FI 01 · 2009

2/119

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow

approx. 30 (1.2)

2

6

approx. 261 (10.3)

9

1
+

Space for rotation
of housing

10
8

7
52 (2.05)

ø 50 ... 60
(1.97 ... 2.36)

11

96 (3.8)

1)

4

3
198 (7.8)

117 (4.6)

Ø 80
(3.15)
5 1)

100 (3.94)

50
(1.97)

51
(2.0)

69 (2.7)
90 (3.6)2)

134 (5.27)

2

144 (5.67)

20
(0.8)

15
(0.6)

72 (2.83)
105 (4.1)
1
2
3

4
5
6
7
8
9
10
11

Process connection: ¼-18 NPT (EN 61518)
Blanking plug
Electrical connection:
- screwed gland M20x1,5 4),
- screwed gland ½-14 NPT or
- PROFIBUS plug M12 3) 4)
Terminal side
Electronic side, digital display (longer overall length for cover with window)
Protective cover over keys
Mounting bracket (option)
Sealing screw with valve (option)
Screw cover – safety bracket (only for explosion-proof enclosure,
not shown in the drawing)
Lateral venting for liquid measurement (Standard)
Lateral venting for gas measurement (suffix H02)

68 (2.7)
120 (4.7)

1)
2)
3)
4)

Allow approx. 20 mm (0.79 inch) thread length in addition
92 mm (3.62 inch) for minimum distance to permit rotation with indicator
Not with type of protection "explosion-proof enclosure"
Not with type of protection "FM + CSA"

SITRANS P pressure transmitters, DS III PA and FF series for differential pressure and flow, dimensions in mm (inch)

2/120

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow

144 (5.67)

3

6

2

3

9

approx. 85
(3.35)6)

Space for rotation
of housing

90 (3.6)4)

100 (3.94)

2

4 1)

5 1)

approx. 30 (1.18)8)

8

+

approx. 217 (8.54)7)

Ø 80
(3.15)

74 (2.9)

approx. 96 (3.78)
50
(1.97)

51
(2.0)

20
(0.8)

15
(0.6)

8
1

67 (2.64)5)

1
2
3

4
5
6
7
8
9

Process connection: ¼-18 NPT (EN 61518)
Blanking plug
Electrical connection:
- screwed gland Pg 13,5 (adapter) 2) 3),
- screwed gland M20x1,5 3),
- screwed gland ½-14 NPT or
- Han 7D/ Han 8U plug 2) 3)
Terminal side
Electronics side, digital display (longer overall length for cover with window)
Protective cover over keys
Mounting bracket (option)
Sealing screw with valve (option)
Screw cover - safety bracket (only for type of protection
"Explosion-proof enclosure", not shown in the drawing)

approx. 84,6 (3.33)

1)
2)
3)
4)
5)
6)
7)
8)

Allow approx. 20 mm (0.79 inch) thread length to permit unscrewing
Not with type of protection "explosion-proof enclosure"
Not with type of protection "FM + CSA [is + xp]"
92 mm (3.6 inch) for minimum distance to permit rotation with indicator
74 mm (2.9 inch) for PN ³ 420 (MWP ³ 6092 psi)
91 mm (3.6 inch) for PN ³ 420 (MWP ³ 6092 psi)
219 mm (8.62 inch) for PN ³ 420 (MWP ³ 6092 psi)
45 mm (1.8 inch) for Pg 13,5 with adapter

SITRANS P pressure transmitters, DS III HART series for differential pressure and flow, with process covers for vertical differential pressure lines, option
„H03“, dimensions in mm (inch)

Siemens FI 01 · 2009

2/121

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow

144 (5.67)

90 (3.6)4)

6

50
(1.97)

2

9

approx.
85 (3.35)6)

5 1)

100 (3.94)

3

4 1)

Space for rotation
of housing

2

diam. 80
(3.15)

74 (2.9)

approx 30 (1.18)6)
20
(0.8)

51
(2.0)

8

+

approx. 217 (8.54)7)

15
(0.6)

8
1

67 (2.64)5)

1
2
3

4
5
6
7
8
9

Process connection ¼-18 NPT (EN 61 518)
Blanking plug
Electrical connection:
screwed gland M20x1.5 3),
screwed gland ½-14 NPT or
PROFIBUS plug M12 2) 3)
Terminal side
Electronics side, digital display (longer overall length for cover with window)
Protective cover over keys
Mounting bracket (option)
Sealing screw with valve (option)
Screw cover safety bracket (only for explosion-proof enclosure,
not shown in the drawing)

approx.
84,6 (3.33)

1)
2)
3)
4)
5)
6)
7)

Allow approx. 20 mm (0.79 inch) thread length in addition
Not with type protection "explosion-proof enclosure"
Not with type protection "FM + CSA [is + xp]"
92 mm (3.6 inch) for minimum distance to permit rotation
without indicator
74 mm (2.9 inch) for PN ³ 420 (MWP ³ 6092 psi)
91 mm (3.6 inch) for PN ³ 420 (MWP ³ 6092 psi)
219 mm (8.62 inch) for PN ³ 420 (MWP ³ 6092 psi)

SITRANS P pressure transmitters, DS III PA and FF series for differential pressure and flow, with process covers for vertical differential pressure lines,
option „H03“, dimensions in mm (inch)

SITRANS P pressure transmitters, DS III series for differential pressure
and flow, with process covers for vertical differential pressure lines

2/122

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for differential pressure and flow

2

90
(3.6)

SITRANS P pressure transmitters, DS III FF series for differential pressure and flow, with digital indicator beside control keys, for vertical differential
pressure lines, option „D27“, dimensions in mm (inch)

SITRANS P pressure transmitters, DS III series for differential pressure
and flow, with digital indicator beside control keys

Siemens FI 01 · 2009

2/123

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for level

■ Technical specifications
SITRANS P, DS III series for level
HART

2

PROFIBUS PA or FOUNDATION Fieldbus

Input
Measured variable

Level

Spans (infinitely adjustable) or
nominal measuring range and
max. permissible working pressure

Span

Maximum working
pressure

Nominal measuring
range

Maximum working
pressure

25 ... 250 mbar g
(0.36 ... 3.63 psi g)

See "Mounting flange"

250 mbar g
(3.63 psi g)

See "Mounting flange"

25 ... 600 mbar g
(0.36 ... 8.7 psi g)

See "Mounting flange"

600 mbar g
(8.7 psi g)

See "Mounting flange"

53 ... 1600 mbar g
(0.77 ... 23.2 psi g)

See "Mounting flange"

1600 mbar g
(23.2 psi g)

See "Mounting flange"

160 ... 5000 mbar g
(2.32 ... 72.5 psi g)

See "Mounting flange"

5000 mbar g
(72.5 psi g)

See "Mounting flange"

Lower measuring limit
• Measuring cell with silicone oil filling

-100% of max. span or 30 mbar (0.435 psi a), depending on mounting flange

Upper measuring limit

100% of max. span

100% of the max. nominal measuring range

Output signal

4 ... 20 mA

Digital PROFIBUS PA or FOUNDATION Fieldbus
signal

• Lower limit (infinitely adjustable)

3.55 mA, factory preset to 3.84 mA

-

• Upper limit (infinitely adjustable)

23 mA, factory preset to 20.5 mA or optionally
set to 22.0 mA

-

• Without HART communication

RB ≤ (UH - 10.5 V)/0.023 A in Ω,
UH : Power supply in V

-

• With HART communication

RB = 230 ... 500 Ω (SIMATIC PDM) or
RB = 230 ... 1100 Ω (HART Communicator)

-

Physical bus

-

IEC 61158-2

With polarity reversal protection

-

Yes

Accuracy

To EN 60770-1

Output

Load

Reference conditions
Increasing characteristic, start-of-scale value 0 bar, stainless steel seal diaphragm, silicone oil fill(All error data refer always refer to the set span) ing, room temperature 25 °C (77 °F)) r: Span ratio (r = max. span / set span)
Error in measurement and fixed-point setting
(including hysteresis and repeatability)
≤ 0.075%

• Linear characteristic
- r ≤ 10

≤ 0.15%

- 10 < r ≤ 30

≤ 0.3%

- 30 < r ≤ 100

≤ (0.0075 ⋅ r + 0.075)%

Long-term drift (temperature change ±30 °C
(±54 °F))

≤ (0.25 ⋅ r)% every 5 years
static pressure max. 70 bar g (1015 psi g)

≤ (0.25% every 5 years
static pressure max. 70 bar g (1015 psi g)

- 250 mbar (3.63 psi) measuring cell

≤ (0.5 ⋅ r + 0.2)%
(0.4 instead of 0.2 with 10 < r ≤ 30)

≤ 0,7%

- 600 mbar (8.7 psi) measuring cell

≤ (0.3 ⋅ r + 0.2)%
(0.4 instead of 0.2 with 10 < r ≤ 30)

≤ 0,5%

- 1600 and 5000 mbar (23.2 and 72.5 psi)
measuring cells

≤ (0.25 ⋅ r + 0.2)% (0.4 instead of 0.2 with 10 < r ≤ 0,45%
≤ 30)

Influence of ambient temperature
• at -10 ... +60 °C (14 ... 140 °F)

• at -40 ... -10 °C and +60 ... +85 °C
(-40 ... +14 °F and 140 ... 185 °F)
- 250 mbar (3.63 psi) measuring cell

≤ (0.25 ⋅ r +0.15)%/10 K
double values with 10 < r ≤ 30

≤ 0.4%/10 K

- 600 mbar (8.7 psi) measuring cell

≤ (0.15 ⋅ r +0.15)%/10 K
double values with 10 < r ≤ 30

≤ 0.3%/10 K

- 1600 and 5000 mbar (23.2 and 72.5 psi)
measuring cells

≤ (0.12 ⋅ r +0.15)%/10 K
double values with 10 < r ≤ 30

≤ 0.27%/10 K

2/124

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for level
SITRANS P, DS III series for level
HART

PROFIBUS PA or FOUNDATION Fieldbus

- 250 mbar (3.63 psi) measuring cell

≤ (0.3 ⋅ r)% per nominal pressure

≤ 0.3% per nominal pressure

- 600 mbar (8.7 psi) measuring cell

≤ (0.15 ⋅ r)% per nominal pressure

≤ 0.15% per nominal pressure

- 1600 and 5000 mbar (23.2 and 72.5 psi)
measuring cells

≤ (0.1 ⋅ r)% per nominal pressure

≤ 0.1% per nominal pressure

• on the span

≤ (0.1 ⋅ r)% per nominal pressure

≤ 0.1% per nominal pressure

Measured Value Resolution

-

3 ⋅ 10-5 of nominal measuring range

Influence of static pressure
• on the zero point

2

Rated operating conditions
Degree of protection (to EN 60529)

IP65

Process temperature

Note: Always take into account assignment of max. permissible working temperature to max. permissible working pressure of the respective flange connection!

• Measuring cell with silicone oil filling

-40 ... +100 °C (-40 ... +212 °F)

- High-pressure side

pabs ≥ 1bar: -40 ... +175 °C (-40 ... +347 °F)
pabs ≥ 1bar: -40 ... +80 °C (-40 ... +176 °F)

- Low-pressure side

-40 ... +100 °C (-40 ... +212 °F)
-20 ... +60 °C (-4 ... +140 °F) in conjunction with dust explosion protection

Ambient conditions
• Ambient temperature
- Digital indicators

-30 ... +85 °C (-22 ... +185 °F)

• Storage temperature

-50 ... +85 °C (-58 ... +185 °F)

• Climatic class
- Condensation

Permissible

• Electromagnetic compatibility
- Emitted interference and interference immu- To EN 61326 and NAMUR NE 21
nity
Design
Weight (without options)
• To EN (pressure transmitter with mounting
flange, without tube)

≈ 11 ... 13 kg (≈ 24.2 ... 28.7 lb)

• To ASME (pressure transmitter with mounting
flange, without tube)

≈ 11 ... 18 kg (≈ 24.2 ... 39.7 lb)

Wetted parts materials

Poor in copper die-cast aluminium, GD-AlSi12 or stainless steel precision casting, mat. No. 1.4408

Housing material
High-pressure side
• Seal diaphragm of mounting flange

Stainless steel, mat. No. 1.4404/316L, Monel, mat. No. 2.4360, Hastelloy B2, mat. No. 2.4617,
Hastelloy C276, mat. No. 2.4819, Hastelloy C4, mat. No. 2.4610, tantalum, PTFE, ECTFE

Measuring cell filling

Silicone oil

Process connection
• High-pressure side

Flange to EN and ASME

• Low-pressure side

Female thread ¼-18 NPT and flange connection with mounting thread M10 to DIN 19213 or
7/ -20 UNF to EN 61518
16
Supplied through bus

Power supply UH
Terminal voltage on transmitter

10.5 ... 45 V DC
10.5 ... 30 V DC in intrinsically-safe mode

-

Separate 24 V power supply necessary

-

No

Bus voltage
• Not Ex

-

9 ... 32 V

• With intrinsically-safe operation

-

9 ... 24 V

Current consumption
• Basic current (max.)

-

12.5 mA

• Startup current ≤ basic current

-

Yes

• Max. current in event of fault

-

15.5 mA

Fault disconnection electronics (FDE) available

-

Yes

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for level
SITRANS P, DS III series for level
HART

PROFIBUS PA or FOUNDATION Fieldbus

Certificate and approvals

2

Classification according to pressure equipment For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of Article 3,
directive (DRGL 97/23/EC)
paragraph 3 (sound engineering practice)
Explosion protection
• Intrinsic safety "i"

PTB 99 ATEX 2122

- Identification

Ex II 1/2 G EEx ia/ib IIB/IIC T6

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +70 °C (-40 ... +158 °F) temperature class T5;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6

- Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW; Ri = 300 Ω

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W
Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W

L i = 0.4 mH, Ci = 6 nF

L i = 7 μH, Ci = 1.1 nF

- Effective internal inductance/capacitance
• Explosion-proof "d"

PTB 99 ATEX 1160

- Identification

Ex II 1/2 G EEx d IIC T4/T6

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6

- Connection
• Dust explosion protection for zone 20

To circuits with values: UH = 10.5 ... 45 V DC

To circuits with values: UH = 9 ... 32 V DC

PTB 01 ATEX 2055

- Identification

Ex II 1 D IP65 T 120 °C
Ex II 1/2 D IP65 T 120 °C

- Permissible ambient temperature

-40 ... +85 °C (-40 ... +185 °F)

- Max.surface temperature

120 °C (248 °F)

- Connection

To certified intrinsically-safe circuits with maximum values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW, Ri = 300 Ω

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W
Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W

- Effective internal inductance/capacitance

L i = 0.4 mH, Ci = 6 nF

L i = 7 μH, Ci = 1.1 nF

• Dust explosion protection for zone 21/22

PTB 01 ATEX 2055

- Identification

Ex II 2 D IP65 T 120 °C

- Connection

To circuits with values: UH = 10.5 ... 45 V DC;
Pmax = 1.2 W

• Type of protection "n" (zone 2)
- Identification
• Explosion protection to FM
- Identification (XP/DIP) or (IS); (NI)
• Explosion protection to CSA
- Identification (XP/DIP) or (IS)

2/126

Siemens FI 01 · 2009

To circuits with values: UH = 9 ... 32 V DC;
Pmax = 1.2 W

TÜV 01 ATEX 1696 X

Planned

Ex II 3 G EEx nA L IIC T4/T5/T6

-

Certificate of Compliance 3008490
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; CL I, ZN 0/1 AEx ia IIC T4...T6; CL I,
DIV 2, GP ABCD T4...T6; CL II, DIV 2, GP FG; CL III
Certificate of Compliance 1153651
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; Ex ia IIC T4...T6; CL I, DIV 2, GP ABCD
T4...T6; CL II, DIV 2, GP FG; CL III

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for level
HART communication
HART communication

Communication FOUNDATION Fieldbus
230 ... 1100 Ω

Protocol

HART Version 5.x

Software for computer

SIMATIC PDM

Function blocks

3 function blocks analog input,
1 function block PID

• Analog input

PROFIBUS PA communication

- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic

Simultaneous communication with 4
master class 2 (max.)

- Electrical damping T63 , adjust- 0 ... 100 s
able

The address can be set using

- Simulation function

Output/input (can be locked within
the device with a bridge)

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

- Square-rooted characteristic
for flow measurement

Yes

Configuration tool or local operation (standard setting address
126)

Cyclic data usage
• Output byte

5 (one measuring value) or
10 (two measuring values)

• Input byte

0, 1, or 2 (register operating mode
and reset function for metering)

Internal preprocessing
Device profile

Function blocks

PROFIBUS PA Profile for Process
Control Devices Version 3.0,
Class B

• PID
• Physical block

1 Resource block

2

Transducer blocks

1 transducer block Pressure with
calibration, 1 transducer block
LCD

• Analog input
- Adaptation to customer-specif- Yes, linearly rising or falling charic process variables
acteristic
- Electrical damping T63 , adjust- 0 ... 100 s
able
- Simulation function

Input /Output

- Failure mode

Can be parameterized (last good
value, substitute value, incorrect
value)

- Limit monitoring

Yes, one upper and lower warning
limit and one alarm limit respectively

• Register (totalizer)

- Failure mode

- Limit monitoring

Can be reset, preset, optional
direction of counting, simulation
function of register output
Can be parameterized (summation
with last good value, continuous
summation, summation with incorrect value)
One upper and lower warning limit
and one alarm limit respectively

• Physical block

1

Transducer blocks

2

Standard FF function block

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Simulation function: Measured Constant value or over parameterpressure value, sensor temper- izable ramp function
ature and electronics temperature

Mounting flange
Nom. diam.

Nom. press.

• To EN 1092-1
- DN 80

PN 40

- DN 100

PN16, PN40

• To ASME B16.5
- 3 inch

Class 150, class 300

- 4 inch

Class 150, class 300

• Pressure transducer block
- Can be calibrated by applying Yes
two pressures
- Monitoring of sensor limits

Yes

- Specification of a container
characteristic with

Max. 30 nodes

- Square-rooted characteristic
for flow measurement

Yes

- Gradual volume suppression
and implementation point of
square-root extraction

Parameterizable

- Simulation function for meaConstant value or over parametersured pressure value and sen- izable ramp function
sor temperature

Siemens FI 01 · 2009

2/127

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for level

2

Selection and Ordering data

Order No.

1)

SITRANS P pressure transmitters for level
series DS III HART

7MF 4 6 3 3 -

2)

77 Y77 - 7777

3)

Measuring cell filling
Silicone oil

Measuring cell
cleaning
Standard

Span
25 ... 250 mbar
25 ... 600 mbar
53 ... 1600 mbar
0.16 ... 5 bar

(0.363 ... 3.63 psi)
(0.363 ... 8.70 psi)
(0.77 ... 23.2 psi)
(2.32 ... 72.5 psi)

4)
5)

1

Process connection of low-pressure side
Female thread ¼-18 NPT with flange connection
• Mounting thread 7/16-20 UNF to EN 61518
• Mounting thread M10 to DIN 19213
(only for replacement needs)

D
E
F
G

2
0

Non-wetted parts materials
Process flange screws Electronics housing
Stainless steel
Stainless steel

Die-cast aluminium
Stainless steel precision
casting1)

2
3

Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD
Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"2)
- "Intrinsic safety and explosion-proof
enclosure (EEx ia + EEx d)"3)
- "Ex nA/nL (zone 2)"
- "Intrinsic safety, explosion-proof enclosure
and dust explosion protection (EEx ia +
EEx d + Zone 1D/2D)"3)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"1)
Electrical connection / cable entry
• Screwed gland Pg 13.54)
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• Han 7D plug (plastic housing) incl. mating
connector4)
• M12 connectors (metal)5)

1
2

A
B
D
P
E
R

NC

A
B
C
D
F

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indication
• With customer-specific digital indication (setting
as specified, Order code "Y21" or required)
Ordering information:
1st order item: Pressure transmitter 7MF4633-...
2nd order item: Mounting flange 7MF4912-3...
Ordering example:
Item line 1:
7MF4633-1EY20-1AA1-Z
B line:
Y01
C line:
Y01: 80 to 143 mbar (1.16 to 2.1 psi)
Item line 2:
7MF4912-3GE01
Power supply units see "SITRANS I power supply units and isolation
amplifiers".
Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation
• Sealing plug(s) or sealing screw(s) for the process flanges(s)

2/128

Siemens FI 01 · 2009

0
1
6
7

Not together with Electrical connection „Screwed gland Pg 13.5“ and
„Han7D plug“.
Without cable gland, with blanking plug.
With enclosed cable gland EEx ia and blanking plug.
Not together with type of protection "Explosion-proof" and type of protection
"Ex nA".
Not together with types of protection "Explosion-proof" or "Intrinsic safety
and explosion-proof"

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for level
Selection and Ordering data

Order No.

7MF 4 6 3 4 -

DS III FF series (FOUNDATION Fieldbus)

7MF 4 6 3 5 -

Die-cast aluminium
Stainless steel precision
casting

Display
• Without indicator
• Without visible digital indicator (digital indicator }
hidden, setting: mA)
• With visible digital indication
• With customer-specific digital indication (setting
as specified, Order code "Y21" or required)

Sealing screws
¼-18 NPT, with valve in material of process
flanges

A40

Cable sockets for M12 connectors (metal)
Rating plate inscription
(instead of German)
• English
• French
• Spanish
• Italian

9

9

9

B11
B12
B13
B14

9
9
9
9

9
9
9
9

9
9
9
9

B21

9

9

9

A

Quality inspection certificate (Factory cali- C11
bration) to IEC 60770-2

9

9

9

B
D
P

Acceptance test certificate
To EN 10204-3.1

C12

9

9

9

Factory certificate
To EN 10204-2.2

C14

9

9

9

"Functional Safety (SIL)" certificate

C20

9

"PROFIsafe" certificate and protocol

C21

Setting of upper limit of output signal to
22.0 mA

D05

9

Type of protection IP68
(not together with PROFIBUS plug M12)

D12

9

9

9

Supplied with oval flange
(1 item), PTFE packing and stainless steel
screws in thread of process flange

D37

9

9

9

0
1

Use on zone 1D / 2D
(only together with type of protection
"Intrinsic safety (EEx ia)")

E01

9

9

9

6
7

Use on zone 0
(only together with type of protection
"Intrinsic safety (EEx ia)")

E02

9

9

9

Overfilling safety device for flammable
and non-flammable liquids
(max. PN 32 (MVWP 464 psi), basic device
with type of protection "Intrinsic safety
(EEx ia)")

E08

9

9

Explosion-proof "Intrinsic safety" to
INMETRO (Brazil)
(only for transmitter 7MF4...-.....-.B..)

E25

9

9

9

Explosion-proof "Intrinsic safety" to
NEPSI (China)
(only for transmitter 7MF4...-.....-.B..)

E55

9

9

9

Explosion protection "Explosion-proof" to E56
NEPSI (China)
(only for transmitter 7MF4...-.....-.D..)

9

9

9

Explosion-proof "Zone 2" to NEPSI (China) E57
(only for transmitter 7MF4...-.....-.E..)

9

9

9

Interchanging of process connection side

9

9

9

1
2

English rating plate
Pressure units in inH2O or psi

E
R

NC

B
C
F

Included in delivery of the device:
• Brief instructions (Leporello)
• CD-ROM with detailed documentation
• Sealing plug(s) or sealing screw(s) for the process flanges(s)

3)

9
9

A50

Ordering example:
Item line 1:
7MF4634-1EY20-1AA1
Item line 2:
7MF4912-3GE01

2)

A30
A31

9

Ordering information:
1st order item: Pressure transmitter 7MF4634-...
2nd order item: Mounting flange 7MF4912-...

1)

Plug
• Han 7D (metal, gray)
• Han 8U (instead of Han 7D)

9

2
3

Electrical connection / cable entry
• Screwed gland M20x1.5
• Screwed gland ½-14 NPT
• Plug M12 incl. mating connector3)

9
9
9
9

9

2

Explosion protection
• Without
• With ATEX, Type of protection:
- "Intrinsic safety (EEx ia)"
- "Explosion-proof (EEx d)"1)
- "Intrinsic safety and explosion-proof e
nclosure (EEx ia + EEx d)"2)
- "Ex nA/nL (zone2)"
- "Intrinsic safety, explosion-proof enclosure
and dust explosion protection (EEx ia +
EEx d + Zone 1D/2D)"2) (not for DS III FF)
• With FM + CSA, Type of protection:
- "Intrinsic safety and explosion-proof
(is + xp)"1)

A20
A21
A22
A23

2
9
9
9
9

0

Version
• Standard version
• International version, English label inscriptions,
documentation in 5 languages on CD

O-rings for process flanges on
low-pressure side
(instead of FPM (Viton))
• PTFE (Teflon)
• FEP (with silicone core, approved for food)
• FFPM (Kalrez, compound 4079)
• NBR (Buna N)

9
9
9
9

D
E
F
G

Non-wetted parts materials
Process flange screws Electronics housing
Stainless steel
Stainless steel

FF

Add "-Z" to Order No. and
specify Order code.

1 7 Y77 - 7777

Process connection of low-pressure side
Female thread ¼-18 NPT with flange connection
• Mounting thread M10 to DIN 19213
(only for replacement needs)
• Mounting thread 7/16-20 UNF to EN 61518

HART PA

Further designs

DS III PA series (PROFIBUS PA)

Nominal measuring range
250 mbar
(3.63 psi)
600 mbar
(8.70 psi)
1600 mbar
(23.2 psi)
5 bar
(72.5 psi)

Order code

Selection and Ordering data

SITRANS P pressure transmitter
for level

Without cable gland, with blanking plug.
With enclosed cable gland EEx ia and blanking plug.
Not together with types of protection "Explosion-proof" and "Intrinsic safety
and explosion-proof"

H01

9

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for level
Selection and Ordering data

Order code

Additional data

HART PA

FF

Add "-Z" to Order No. and
specify Order code.

2

9

Measuring range to be set
Specify in plain text (max. 5 digits):
Y01: ... up to ... mbar, bar, kPa, MPa, psi

Y01

Measuring point number (TAG No.)
Max. 16 characters, specify in plain text:
Y15: ...........................................

Y15

9

9

9

Measuring point text
Max. 27 characters, specify in plain text:
Y16: ...........................................

Y16

9

9

9

Entry of HART address (TAG)
Max. 8 characters, specify in plain text:
Y17: ...........................................

Y17

9

Setting of pressure indicator in pressure
Y21
units
Specify in plain text (standard setting: mA):
Y21: mbar, bar, kPa, MPa, psi, ...
Note:
The following pressure units can be selected:
bar, mbar, mm H2O*), inH2O*), ftH2O*),
mmHG, inHG, psi, Pa, kPa, MPa, g/cm2,
kg/cm2, Torr, ATM or %
*) ref. temperature 20 °C

9

1)

Setting of pressure indicator in
non-pressure units
Specify in plain text:
Y22: ..... up to ..... l/min, m3/h, m, USgpm, ...
(specification of measuring range in
pressure units "Y01" is essential, unit with
max. 5 characters)

Y22
+ Y01

Preset bus address
(possible between 1 and 126)
Specify in plain text:
Y25: .....................

Y25

9

Only "Y01", "Y21", "Y22", "Y25" and "D05" can be factory preset
9 = available
1)

9

Not together with over-filling safety device for flammable and
non-flammable liquids (Order code "E08")

9

9

Selection and Ordering data

Order No.Ord. code

Mounting flange

7MF 4 9 1 2 -

Directly mounted on the
SITRANS P pressure transmitter (converter part)
for level, for DS III series

3 7777

Connection acc. to EN 1092-1
Nom. diam.
Nom. press.
DN 80
PN 40
DN 100
PN 16
PN 40
Connection acc. to ASME B16.5
Nom. diam.
Nom. press.
3 inch
Class 150
Class 300
4 inch
Class 150
Class 300
Other version, add
Order code and plain text:
Nominal diameter: ...; Nominal pressure: ...

Z

J1Y

• Monel 400, mat. No. 2.4360
• Hastelloy B2, mat. No. 2.4617
• Hastelloy C276, mat. No. 2.4819
• Hastelloy C4, mat. No. 2.4610
• Tantalum

G
H
J
U
K

Other version, add
Order code and plain text:
material of parts in contact with the medium: ...
Sealing face, see "Technical specifications"

Z

Other version, add
Order code and plain text:
filling liquid: ...
1)
2)

Siemens FI 01 · 2009

Q
R
T
U

A
D
E0
F

Filling liquid
• Silicone oil M5
• Silicone oil M50
• High-temperature oil
• Halocarbon oil (for O2 measurements)
• Glycerin / water2)
• Food oil (FDA-listed)

2/130

D
G
H

Wetted parts materials
• Stainless steel 316L
- Coated with PFA
- Coated with PTFE
- Coated with ECTFE1)

Tube length
• Without
• 50 mm
(1.97 inch)
• 100 mm
(3.94 inch)
• 150 mm
(5.90 inch)
• 200 mm
(7.87 inch)
Other version: add
Order code and plain text:
Tube length: ...

For vacuum on request
Not suitable for use in low-pressure range

777

K1Y

0
1
2
3
4
9

L1Y

1
2
3
4
6
7
9

M1 Y

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for level
Selection and Ordering data

Order code
HART PA and
FF

Further designs
Add "-Z" to Order No. and
specify Order code.
A01
Flame flashover lock-out
For mounting on zone 0 (including documentation)

9

9

Quality inspection certificate (Factory cali- C11
bration) to IEC 60770-2

9

9

Acceptance test certificate
To EN 10204-3.1

C12

9

9

Vacuum-proof design
(for use in low-pressure range)

V04

9

9

Calculation of span of associated
Y05
pressure transmitter
(enclose filled-in questionnaire with order)
Note:
suffix "Y01" required with pressure transmitter!

9

9

2

9 = available

Siemens FI 01 · 2009

2/131

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for level

■ Dimensional drawings
approx. 30 (1.18)5)

185
100 (3.94)

2

51
(2.0)

6

15
(0.6)

144 (5.67)
74 (2.9)

51)

90 (3.6)4)

L

9

165 (6.5)

2

3

3

1

k

D

d5
d4

8

108 (4.25)

54 (2.1)

Space for rotation
of housing

nxd 2
b

approx. 96 (3.78)

1
2
3

4
5
6
8
9
1)
2)
3)
4)
5)

f

Process connection of low pressure side ¼-18 NPT (EN 61 518)
Blanking plug
Electrical connection:
screwed gland Pg 13.5 (adapter) 2) 3),
screwed gland M20x1.5, screwed gland ½-14 NPT or
Han 7D/ Han 8U plug 2) 3)
Terminal side
Electronics side, digital display (longer overall length for cover with window)
Protective cover over keys
Sealing screw with valve (option)
Screw cover safety bracket (only for type of protection "Explosion-proof enclosure",
not shown in the drawing)

6

51)

41)

Allow approx. 20 mm (0.79 inch) thread length in addition
Not with type of protection "Explosion-proof enclosure"
Not with type of protection "FM + CSA [is + xp]"
92 mm (3.62 inch) for minimum distance to permit rotation without indicator
Approx. 45 mm (1.77 inch) for Pg 13.5 with adapter

SITRANS P pressure transmitters, DS III HART series for level, including mounting flange, dimensions in mm (inch)

Connection to EN 1092-1
Nom. diam.

Nom. press.

b

D

d

d2

d4

d5

dM

f

k

n

L

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm
0, 50, 100,
150 or 200

DN 80

PN 40

24

200

90

18

138

76

72 1)

2

160

8

DN 100

PN 40

20

220

115

18

158

94

89

2

180

8

PN 40

24

235

115

22

162

94

89

2

190

8

Nom. press.

b

D

d2

d4

d5

dM

f

k

lb/sq.in.

inch

inch

inch

inch

inch

inch

inch

inch

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

150

0.94
(23.8)

7.5
(190.5)

0.75
(19.0)

5
(127)

3
(76)

2.81 1)
(72)

0.06
(1.6)

6
(152.4)

4

300

1.12
(28.6)
0.94
(23.8)

8.25
(209.5)
9
(228.5)

0.87
(22.2)
0.75
(19.0)

5
(127)
6.19
(157.2)

3
(76)
3.69
(94)

2.81 1)
(72)
3.5
(89)

0.06
(1.6)
0.06
(1.6)

6.69
(168.3)
7.5
(190.5)

8

1.25
(31.7)

10
(254)

0.87
(22.2)

6.19
(157.2)

3.69
(94)

3.5
(89)

0.06
(1.6)

7.88
(200)

8

Connection to ASME B16.5
Nom. diam.

3 inch

4 inch

150
300

d: Internal diameter of gasket to DIN 2690
dM: Effective diaphragm diameter

2/132

Siemens FI 01 · 2009

1)

n

L
inch
(mm)

8

89 mm = 3½ inch with tube length L = 0.

0, 2, 3.94, 5.94 or 7.87
(0, 50, 100, 150 or 200)

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure, flow and level
DS III series
for level
approx. 30 (1.18)

185
100 (3.94)

51
(2.0)

6

15
(0.6)

144 (5.67)
74 (2.9)

2

3

51)

90 (3.6)4)

L

9

165 (6.5)

2

1

k

D

d5
d4

8

108 (4.25)

54 (2.1)

Space for rotation
of housing

nxd 2
b
f
1
2
3

4
5
6
8
9
1)
2)
3)
4)

Process connection of low pressure side ¼-18 NPT (EN 61518)
Blanking plug
Electrical connection:
- screwed connection M20x1,5 3),
- screwed connection ½-14 NPT or
- PROFIBUS plug M12 2) 3)
Terminal side
Electronics side, digital display (longer overall length for cover with window)
Protective cover over keys
Sealing screw with valve (option)
Screw cover safety bracket (only for "explosion-proof enclosure",
not shown in the drawing)

6

51)

41)

Allow approx. 20 mm (0.79 inch) thread length in addition
Not with type of protection "Explosion-proof enclosure"
Not with type of protection "FM + CSA [is + xp]"
92 mm (3.62 inch) for minimum distance to permit rotation with indicator

SITRANS P pressure transmitters, DS III PA and FF series for level, including mounting flange, dimensions in mm (inch)

Connection to EN 1092-1
Nom. diam.

Nom. press.

b

D

d

d2

d4

d5

dM

f

k

n

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

24

200

90

18

138

76

721)

2

160

8

0, 50, 100,
150 or 200

DN 80

PN 40

DN 100

PN 40

20

220

115

18

158

94

89

2

180

8

PN 40

24

235

115

22

162

94

89

2

190

8

Nom. press.

b

D

d2

d4

d5

dM

f

k

lb/sq.in.

inch

inch

inch

inch

inch

inch

inch

inch

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

150

0.94
(23.8)

7.5
(190.5)

0.75
(19.0)

5
(127)

3
(76)

2.811)
(72)

0.06
(1.6)

6
(152.4)

4

300

1.12
(28.6)

8.25
(209.5)

0.87
(22.2)

5
(127)

3
(76)

2.811)
(72)

0.06
(1.6)

6.69
(168.3)

8

150

0.94
(23.8)

9
(228.5)

0.75
(19.0)

6.19
(157.2)

3.69
(94)

3.5
(89)

0.06
(1.6)

7.5
(190.5)

8

300

1.25
(31.7)

10
(254)

0.87
(22.2)

6.19
(157.2)

3.69
(94)

3.5
(89)

0.06
(1.6)

7.88
(200)

8

L

Connection to ASME B16.5
Nom. diam.

3 inch

4 inch

d: Internal diameter of gasket to DIN 2690
dM: Effective diaphragm diameter

1)

n

L
inch
(mm)
0, 2, 3.94, 5.94 or 7.87
(0, 50, 100, 150 or 200)

89 mm = 3½ inch with tube length L = 0.

Siemens FI 01 · 2009

2/133

© Siemens AG 2008

SITRANS P measuring instruments for pressure
SITRANS P Accessories
Supplementary electronics for 4-wire connection

■ Overview

Structural design

2

Dimensions (W x H x D) in mm
(inch)

80 x 120 x 60 (3.15 x 4.72 x 2.36)

Electrical connection

Screw terminals (Pg 13.5 cable
inlet) or Han 7D / Han 8U plug

Power supply
Supply voltage

230 V AC (-10 ... +6%,
47 ... 63 Hz, approx. 6 VA) or
24 V AC/DC (24 V AC ± 10%,
47 ... 63 Hz, approx. 3 VA)

Permissible ripple (within the specified limits)

Approx. 2.5 Vpp

■ Dimensional drawings

SITRANS P pressure transmitter with supplementary electronics for 4wire connection

Direct connection of the supplementary electronics to a
SITRANS P pressure transmitter from the DS III HART series produces a transmitter for four-wire connection.
The supplementary electronics cannot be attached to explosionprotected pressure transmitters. The supplementary electronics
is fitted in a light metal housing which is mounted on the left side
of the pressure transmitter.
Note on ordering:
The supplementary electronics has to be be ordered through the
supplementary options of the pressure transmitter in question.

■ Technical specifications

SITRANS P pressure transmitters with supplementary electronics for fourwire connection, dimension drawing, dimensions in mm (inch)

SITRANS P, supplementary electronics for 4-wire connection
Output
Output signal

0 ... 20 mA or 4 ... 20 mA

Load

Max. 750 Ω

Voltage measurement

Linear (square-rooting in transmitter if necessary)

Electrical isolation

Between power supply and input/
output

Measuring accuracy

To EN 60770-1

Conformity error (in addition to
transmitter)

≤ 0.15% of set span

Influence of ambient temperature

≤ 0.1% per 10 K

Power supply effect

≤ 0.1% per 10% change in voltage or frequency

■ Schematics
Terminals

-50 ... +85 °C (-58 ... +185 °F)

Degree of protection

IP54 to EN 60529

Electromagnetic compatibility
(EMC)

EN 50081, EN 50082

2/134

Siemens FI 01 · 2009

3

4

5
U

a
6

7

5

1

4

2 plugs

6

7

5

1

4

6

H

SL
SL

2
3

+ Ia -

UH
6

7

2

5

1

3

4

SL
2
3

+ Ia -

-20 ... +80 °C (-4 ... +176 °F)

Storage temperature

2
-

1 HAN 8U/7D plug

Rated conditions
Ambient temperature

1
I

≤ 0.1% per 100% change

Load effect

+

UH

AC 230 V
UC 24 V

Han 7D
Han 7D

Ia

SL Protective earth conductor

Output current

Han 7D
Han 8U
UH Power supply

Supplementary electronics for 4-wire connection, connection diagram

© Siemens AG 2008

SITRANS P measuring instruments for pressure
SITRANS P Accessories
Supplementary electronics for 4-wire connection
Selection and Ordering data

Order code

Supplementary electronics for 4-wire
connection
Order No. of the transmitter
7MF4.33-.....-1AB. add "-Z" and Order code.

V77

Power supply
24 V AC/DC

230 V AC

Electrical connection
Terminals; 2 Pg screwed
glands, to left
2 Han 7D/Han 8U plugs
incl. mating connector, to left
1 Han 7D plug incl. mating
connector, angled
Terminals; 1 Pg screwed
gland, downwards
1 Han 8U plug incl. mating
connector, downwards
(observe arrangement of
plug and differential pressure
line)
Terminals; 2 Pg screwed
glands, to left
2 Han 7D plugs incl. mating
connector, to left

Output current
0 ... 20 mA
4 ... 20 mA
Selection and Ordering data

2

1
3
5
6
9

7
8

0
1
Order No.

Accessories
Instruction Manual
German/English

E86060-K6017A131-A3

Siemens FI 01 · 2009

2/135

© Siemens AG 2008

SITRANS P measuring instruments for pressure
SITRANS P Accessories
Accessories / spare parts for SITRANS P
P300 and DS III series

2

Selection and Ordering data

Order No.

Selection and Ordering data

Replacement measuring cell for pressure
for SITRANS P, DS III, DS III PA and DS III FF series

7MF 4 9 9 0 -

F) 7 M F 4 9 9 2 Replacement measuring cell for absolute
pressure (from the pressure series)
for SITRANS P, DS III, DS III PA and DS III FF series 7 7 7 7 0 - 0 D C 0

Measuring cell filling Measuring cell cleaning
Silicone oil
Standard
Inert liquid
Grease-free
Measured span
0.01 ... 1 bar g
0.04 ... 4 bar g
0.16 ... 16 bar g
0.63 ... 63 bar g
1.6 ... 160 bar g
4.0 ... 400 bar g

(0.15 ... 14.5 psi g)
(0.58 ... 58 psi g)
(2.32 ... 232 psi g)
(9.14 ... 914 psi g)
(23.2 ... 2320 psi g)
(58.0 ... 5802 psi g)

7777 0 - 0 DC 0

Measuring cell filling Measuring cell cleaning
Silicone oil
Standard
Inert liquid
Grease-free

1
3

Measured span
8.3 ... 250 mbar a
43 ... 1300 mbar a
0.16 ... 5 bar a
1 ... 30 bar a

B
C
D
E
F
G

Stainless steel
Stainless steel
Hastelloy

0
1

2
3
Order code

Please add "-Z" to Order No. and specify
Order code.
Acceptance test certificate
to EN 10204-3.1

2/136

Siemens FI 01 · 2009

Stainless steel
Hastelloy
Hastelloy

A
B
C

Process connection
• Connection shank G½B to EN 837-1
• Female thread ½-14 NPT
• Oval flange made of stainless steel,
max. span 160 bar (2320 psi)
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
Further designs

1
3
D
F
G
H

Wetted parts materials
Seal diaphragm
Process connection

Wetted parts materials
Seal diaphragm
Process connection
Stainless steel
Hastelloy
Hastelloy

(0.12 ... 3.63 psi a)
(0.62 ... 18.9 psi a)
(2.32 ... 72.5 psi a)
(14.5 ... 435 psi a)

Order No.

C12

Stainless steel
Stainless steel
Hastelloy

A
B
C

Process connection
• Connection shank G½B to EN 837-1
• Female thread ½-14 NPT
• Oval flange made of stainless steel,
max. span 160 bar (2320 psi)
- Mounting thread 7/16-20 UNF to EN 61518
- Mounting thread M10 to DIN 19213
Further designs

0
1

2
3
Order code

Please add "-Z" to Order No. and specify
Order code.
Acceptance test certificate
to EN 10204-3.1
F) Subject to export regulations AL: 9I999, ECCN: N.

C12

© Siemens AG 2008

SITRANS P measuring instruments for pressure
SITRANS P Accessories
Accessories / spare parts for SITRANS P
P300 and DS III series
Order No.

Selection and Ordering data

Order No.

Selection and Ordering data

Spare parts / Accessories

Spare parts / Accessories

Replacement measuring cell for absolute pres- F) 7 M F 4 9 9 3 sure (from the differential pressure series) for
77777 - 0 DC 0
SITRANS P, DS III, DS III PA and DS III FF series

Replacement measuring cell for differential
pressure and PN 32/160 (MWP 464/2320 psi) for
SITRANS P, DS III, DS III PA and DS III FF series

77777 - 0 DC 0

Measuring cell filling Measuring cell cleaning
Silicone oil
Standard
Inert liquid
Grease-free

Measuring cell filling Measuring cell cleaning
Silicone oil
Standard
Inert liquid
Grease-free

1
3

Measured span
8.3 ... 250 mbar a
43 ... 1300 mbar a
0.16 ... 5 bar a
1 ... 30 bar a
5.3 ... 100 bar a

(0.12 ... 3.63 psi a)
(0.62 ... 18.9 psi a)
(2.32 ... 72.5 psi a)
(14.5 ... 435 psi a)
(76.9 ... 1450 psi a)

1
3
E)
E)
E)

D
F
G
H
KE

Wetted parts materials
Seal diaphragm
Parts of measuring cell
Stainless steel
Hastelloy
Hastelloy
Tantalum
Monel
Gold

Stainless steel
Stainless steel
Hastelloy
Tantalum
Monel
Gold

E)

A
B
C
E
H
L

Process connection
Female thread ¼-18 NPT with flange connection
• Sealing screw opposite process connection
- Mounting thread M10 to DIN 19213
- Mounting thread 7/16-20 UNF to EN 61518
• Vent on side of process flange1)
- Mounting thread M10 to DIN 19213
- Mounting thread 7/16-20 UNF to EN 61518

Further designs
Please add "-Z" to Order No. and specify
Order code.
O-rings for process flanges
(instead of FPM (Viton))
• PTFE (Teflon)
• FEP (with silicone core, approved for food)
• FFPM (Kalrez, compound 4079)
• NBR (Buna N)

Measured span
PN 32 (MWP 464 psi)
1 ... 20 mbar1)
(0.4015 ... 8.03 inH2O)

B

PN 160 (MWP 2320 psi)
1 ... 60 mbar
(0.4015 ... 24.09 inH2O)
2.5 ... 250 mbar
(1.004 ... 100.4 inH2O)
6 ... 600 mbar
(2.409 ... 240.9 inH2O)
16 ... 1600 mbar
(6.424 ... 642.4 inH2O)
50 ... 5000 mbar
(20.08 ... 2008 inH2O)
0.3 ... 30 bar
(4.35 ... 435 psi)

C
D
E
F
G
H

Wetted parts materials
(stainless steel process flanges)

0
2
4
6

Non-wetted parts materials
• Stainless steel process flange screws

7MF 4 9 9 4 -

2
Order code

A20
A21
A22
A23

Seal diaphragm

Parts of measuring cell

Stainless steel
Hastelloy
Hastelloy
Tantalum2)
Monel2)
Gold2)

Stainless steel
Stainless steel
Hastelloy
Tantalum
Monel
Gold

A
B
C
E
H
L

Process connection
Female thread ¼-18 NPT with flange connection
• Sealing screw opposite process connection
- Mounting thread M10 to DIN 19213
- Mounting thread 7/16-20 UNF to EN 61518
• Vent on side of process flange
- Mounting thread M10 to DIN 19213
- Mounting thread 7/16-20 UNF to EN 61518

0
2
4
6

Non-wetted parts materials
Stainless steel process flange screws

2

Further designs
Order code
Please add "-Z" to Order No. and specify Order code.

Acceptance test certificate
to EN 10204-3.1

C12

Process connection G½A

D16

Remote seal flanges
(not together with K01, K02 and K04)

D20

O-rings for process flanges
(instead of FPM (Viton))
• PTFE (Teflon)
• FEP (with silicone core, approved for food)
• FFPM (Kalrez, compound 4079)
• NBR (Buna N)

H02

Acceptance test certificate
to EN 10204-3.1

C12

Vent on side for gas measurements

Remote seal flanges
(not together with K01, K02 and K04)

D20

K00

Vent on side for gas measurements

H02

Stainless steel process flanges for vertical
differential pressure lines
(not together with K01, K02 and K04)

H03

Process flanges
• without
• with process flange made of
- Hastelloy
- Monel
- Stainless steel with PVDF insert
max. PN 10 (MWP 145 psi)
max. temperature of medium 90 °C (194 °F)
1)

K01
K02
K04

Not for span "5.3 ... 100 bar (76.9 ... 1450 psi)"

E) Combinations of the versions marked with E) are subject to the export
regulations AL: 2B230, ECCN: N.
F) Subject to export regulations AL: 9I999, ECCN: N.

Process flanges
• without
• with process flange made of
- Hastelloy
- Monel
- Stainless steel with PVDF insert
max. PN 10 (MWP 145 psi)
max. temperature of medium 90 °C (194 °F)
1)
2)

A20
A21
A22
A23

K00
K01
K02
K04

Not suitable for connection of remote seal
Only together with max. spans 250, 1600, 5000 and 30000 mbar
(3.63, 23.2, 72.5 and 435 psi).

Siemens FI 01 · 2009

2/137

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
SITRANS P Accessories
Accessories / spare parts for SITRANS P
P300 and DS III series
Selection and Ordering data

Order No.

Spare parts / Accessories

2

Replacement measuring cell for differential
pressure and PN 420 (MWP 6092 psi) for
SITRANS P, DS III, DS III PA and
DS III FF series
Measuring cell filling
Silicone oil

Measuring cell cleaning
Standard

Measured span
2.5 ... 250 mbar
6 ... 600 mbar
16 ... 1600 mbar
50 ... 5000 mbar
0.3 ... 30 bar

(1.004 ... 100.4 inH2O)
(2.409 ... 240.9 inH2O)
(6.424 ... 642.4 inH2O)
(20.08 ... 2008 inH2O)
(4.35 ... 435 psi)

7MF 4 9 9 5 77777 - 0 DC 0

1
D
E
F
G
H

Stainless steel
Stainless steel
Gold

A
B
L

Process connection
Female thread ¼-18 NPT with flange
connection
• Sealing screw opposite process connection
7

- Mounting thread /16-20 UNF to EN 61518
• Vent on side of process flange
- Mounting thread M12 to DIN 19213
Non-wetted parts materials
• Stainless steel process flange screws

Order code

A20
A21
A22
A23

Acceptance test certificate
to EN 10204-3.1

C12

Stainless steel process flanges for vertical differential pressure lines

H03

without process flanges

K00

Not together with max. span 600 mbar (240.9 inH2O)

2/138

Siemens FI 01 · 2009

Measuring cell cleaning
Standard

1

Rated measuring range
250 mbar
600 mbar
1600 mbar
5 bar

(3.63 psi)
(8.70 psi)
(23.2 psi)
(72.5 psi)

D
E
F
G

Seal diaphragm

Parts of measuring cell

Stainless steel

Stainless steel

A

Process connection of low-pressure side
Female thread ¼-18 NPT with flange
connection
• Sealing screw opposite process connection
- Mounting thread M10 to DIN 19213

0

- Mounting thread 7/16-20 UNF to EN 61518

2
2
Order code

Please add "-Z" to Order No. and specify Order
code.

2

Please add "-Z" to Order No. and specify Order
code.

1)

Measuring cell filling
Silicone oil

Further designs

5
7

- Mounting thread 7/16-20 UNF to EN 61518

O-rings for process flanges
(instead of FPM (Viton))
• PTFE (Teflon)
• FEP (with silicone core, approved for food)
• FFPM (Kalrez, compound 4079)
• NBR (Buna N)

77777 - 0 DC 0

Non-wetted parts materials
• Stainless steel process flange screws

1
3

- Mounting thread M12 to DIN 19213

Further designs

7MF 4 9 9 6 -

Replacement measuring cell for level
for SITRANS P, DS III, DS III PA and
DS III FF series

Wetted parts materials
(stainless steel process flanges)

Parts of measuring cell

Stainless steel
Hastelloy
Gold1)

Order No.

Spare parts / Accessories

Wetted parts materials
(stainless steel process flanges)
Seal diaphragm

Selection and Ordering data

O-rings for process flanges
(instead of FPM (Viton))
• PTFE (Teflon)
• FEP (with silicone core, approved for food)
• FFPM (Kalrez, compound 4079)
• NBR (Buna N)

A20
A21
A22
A23

Acceptance test certificate
to EN 10204-3.1

C12

without process flanges

K00

© Siemens AG 2008

SITRANS P measuring instruments for pressure
SITRANS P Accessories
Accessories / spare parts for SITRANS P
P300 and DS III series
Order No.

Selection and Ordering data
Spare parts / Accessories
Mounting bracket and mounting parts
for pressure transmitters
DS III, DS III PA and DS III FF series
(7MF403.-.....-..C.)
for absolute pressure transmitters
DS III, DS III PA and DS III FF series
(7MF423.-.....-..C.)
• made of steel
• made of stainless steel
Mounting bracket and mounting parts
for pressure transmitters
DS III, DS III PA and DS III FF series
(7MF403.-.....-..A., -..B. and -..D.)
for absolute pressure transmitters
DS III, DS III PA and DS III FF series
(7MF423.-.....-..A., -..B. and -..D.)
• Made of steel
• Made of stainless steel

7MF4997-1AB
7MF4997-1AH

7MF4997-1AC
} 7MF4997-1AJ

Mounting bracket and mounting parts
for differential pressure transmitters with flange
thread M10
DS III, DS III PA and DS III FF series
(7MF433.-... and 7MF443.-...)
• made of steel
7MF4997-1AD
• made of stainless steel
} 7MF4997-1AK
Mounting bracket and mounting parts
for differential pressure transmitters with flange
thread M12
DS III, DS III PA and DS III FF series
(7MF453.-...)
• made of steel
• made of stainless steel

7MF4997-1AE
7MF4997-1AL

7MF4997-1AF
7MF4997-1AM

Cover
Made of die-cast aluminium, including gasket,
for DS III, DS III PA and DS III FF series
F) 7MF4997-1BB
• without window
• with window
} 7MF4997-1BE
F)

Digital indicator
Including mounting material
for DS III, DS III PA and DS III FF series
Measuring-point label
• without inscription (5 off)
• with inscription (1 off)
Data according to Y01 or Y02, Y15 and Y16
(see "SITRANS P pressure transmitters")
Mounting screws
for measuring-point label, earthing and connection terminals or for digital indicator (50 off)

Sealing screws
(1 set = 2 off) for process flange
• made of stainless steel
• made of Hastelloy

F) 7MF4997-1CH

Screw plug with valve (1 set = 2 off)
• made of stainless steel
• made of Hastelloy

} 7MF4997-1CP
F) 7MF4997-1CQ

7MF4997-1CG

Electronics
• for DS III series
• for DS III PA series
• for DS III FF series

7MF4997-1DK
7MF4997-1DL
7MF4997-1DM

Connection board
• for DS III series
• for DS III PA and DS III FF series

7MF4997-1DN
7MF4997-1DP

O-rings for process flanges made of
• FPM (Viton)
• PTFE (Teflon)
• FEP (with silicone core, approved for food)
• FFPM (Kalrez, compound 4079)
• NBR (Buna N)

F)
F)
F)
F)
F)

Weldable sockets for PMC connection
for DS III and P300 series
• PMC Style Standard: Thread 1½“
• PMC Style Mini bolt: front-flush 1“

F) 7MF4997-2HB

Sealing rings for PMC connection
(packing unit: 5 pcs)
• Sealing ring made of PTFE for PMC Style
Standard: Thread 1½"
• Sealing ring made of Viton for PMC Style
Minibolt: front-flush 1“

F) 7MF4997-1BC
F) 7MF4997-1BF

7MF4997-1BR

7MF4997-1CA
7MF4997-1CB-Z
Y..: ................
7MF4997-1CD

7MF4997-2DA
7MF4997-2DB
7MF4997-2DC
7MF4997-2DD
7MF4997-2DE

7MF4997-2HA

F) 7MF4997-2HC
F) 7MF4997-2HD

Weldable socket for TG 52/50- and
TG 52/150 connection
for DS III and P300 series
• TG 52/50 connection
• TG 52/150 connection

Mounting bracket and mounting parts
for differential and absolute pressure transmitters with flange thread 7/16-20 UNF
DS III, DS III PA and DS III FF series
(7MF433.-..., 7MF443.-... and 7MF453.-...)
• made of steel
• made of stainless steel

Cover
Made of stainless steel, including gasket,
for DS III, DS III PA and DS III FF series
• without window
• with window

Order No.

Selection and Ordering data

7MF4997-2HE
7MF4997-2HF

Seals for TG 52/50 and TG 52/150 made of
silicone
Seals for flange connection with flushmounted diaphragm
Material FPM (Viton), 10 units
• DN 25, PN 40 (M11)
• DN 25, PN 100 (M21)
• 1", class 150 (M40)
• 1", class 300 (M45)

7MF4997-2HG

F)
F)
F)
F)

7MF4997-2HH
7MF4997-2HJ
7MF4997-2HK
7MF4997-2HL

Mounting bracket and mounting parts
for P300
• Made of stainless steel

7MF8997-1AA

Lid without window for P300
• Gasket not included

7MF8997-1BA

Lid with glass window for P300
• Gasket not included
NBR housing gasket for P300

7MF8997-1BD
7MF8997-1BG

Measuring point label for P300
• Unlabeled

7MF8997-1CA

Cable gland for P300
• Metal
• Plastic (blue)

7MF8997-1EA
7MF8997-1EB

} Available ex stock
F) Subject to export regulations AL: 9I999, ECCN: N.

Siemens FI 01 · 2009

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2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
SITRANS P Accessories
Accessories / spare parts for SITRANS P
P300 and DS III series
Order No.

Selection and Ordering data

2

Instruction Manual1)
• for P300 series with HART communication
- German
- English
- French
- Spanish
- Italian
- Leporello German/English
• for P300 series with PROFIBUS PA communication
- German
- English
- French
- Spanish
- Italian
- Leporello German/English
• for DS III series
- German
- English
- French
- Spanish
- Italian
• for DS III PA series
- German
- English
- French
- Spanish
- Italian
• for DS III FF series
- German
- English
- French (planned)
- Spanish (planned)
- Italian (planned)

A5E00359580
A5E00359579
A5E00359578
A5E00359576
A5E00359577
A5E00359581

A5E00414587
A5E00414588
A5E00414589
A5E00414590
A5E00414591
A5E00414592
A5E00047090
A5E00047092
A5E00053218
A5E00053219
A5E00053220
A5E00053275
A5E00053276
A5E00053277
A5E00053278
A5E00053279
A5E00279627
A5E00279629
A5E00279630
A5E00279632
A5E00279631

Brief instructions (Leporello)
• for DS III series, German, English
• for DS III PA series, German, English
• for DS III FF series, German, English

A5E00047093
A5E00053274
A5E00282355

G) A5E00090345
CD with documentation
for P300, DS III, DS III PA and DS III FF series
German, English, French, Italian, Spanish

Instruction Manual
for replacement of electronics, measuring cell
and connection board
• German/English
HART modem
• with RS232 interface

A5E00078060
} 7MF4997-1DA
D)

• with USB interface

} 7MF4997-1DB
D)

Supplementary electronics for 4-wire connection

see page 2/134

} Available ex stock
Power supply units see "SITRANS I power supply units and input isolators".
1)

You can download the Instruction Manuals free-of-charge from the Internet
site www.siemens.com/sitransp.
D) Subject to export regulations AL: N, ECCN: EAR99H.
G) Subject to export regulations AL: N, ECCN: 5D992B1.

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Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
SITRANS P Accessories
Accessories / spare parts for SITRANS P
P300 and DS III series

■ Dimensional drawings









2



š





5 

















5 




š



Mounting bracket for SITRANS P gage and absolute pressure transmitter, DS III series
Material of mounting bracket: Sheet-steel Mat. No. 1.0330, chrome-plated, or stainless steel Mat. No. 1.4301 (304)






5 









5

š

















5 




š



Mounting bracket for SITRANS P differential pressure transmitter, DS III series,
Material of mounting bracket: Sheet-steel Mat. No. 1.0330, chrome-plated, or stainless steel Mat. No. 1.4301 (304)

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
SITRANS P Accessories
Factory-mounting of valve manifolds on
SITRANS P transmitters

■ Overview

2

The 7MF9011-4FA valve manifolds are sealed with PTFE sealing
tape between the transmitter and the valve manifold.

SITRANS P transmitters
• P300 for relative and absolute pressure,
• DS III for relative and absolute pressure (both designs) and
• DS III for differential pressure
can be delivered factory-fitted with the following valve manifolds:
• 7MF9011-4EA and 7MF9011-4FA valve manifolds for relative
pressure and absolute pressure transmitters
• 7MF9411-5BA and 7MF9411-5CA valve manifolds for absolute pressure and differential pressure transmitters

■ Design
The 7MF9011-4EA valve manifolds are sealed with gaskets
made of PTFE between transmitter and the valve manifold as
standard. Soft iron, stainless steel and copper gaskets are also
available for sealing purposes if preferred.

The 7MF9411-5BA and 7MF9411-5CA valve manifolds are
sealed with PTFE sealing rings between the transmitter and the
valve manifold.
Once installed, the complete unit is checked under pressure for
leaks and is certified leak-proof with a factory certificate to
EN 10204 - 2.2.
All valve manifolds should preferably be secured with the respective mounting brackets. The transmitters are mounted on
the valve manifold and not on the unit itself.
If you order a mounting bracket when choosing the option "Factory mounting of valve manifolds", you will receive a mounting
bracket for the valve manifold instead of a bracket for mounting
the transmitter.
If you order an acceptance test certificate 3.1 to EN10204 when
choosing the option "Factory mounting of valve manifolds", a
separate certificate is provided for the transmitters and the valve
manifolds respectively.

■ Selection and Ordering data
7MF9011-4FA valve block on
relative and absolute pressure transmitters

7MF9411-5BA valve manifold on
absolute and differential pressure transmitters

Add -Z to the Order No. of the transmitter
and add order codes.

Order
code

Add -Z to the Order No. of the transmitter
and add order codes.

SITRANS P DSIII
7MF403.-...1.-..., 7MF423.-...1.-... and
SITRANS P300
7MF802.-...1.-...
With process connection female thread
½-14 NPT in-sealed with PTFE sealing
strip
Delivery incl. high-pressure test certified
by factory certificate to EN10204-2.2

T03

SITRANS P DSIII
7MF433.-…, 7MF443.-… and
7MF453.-…1)
mounted with gaskets made of PTFE and
screws made of
• chromized steel

U01

• stainless steel

U02

Delivery incl. high-pressure test certified
by factory certificate to EN10204-2.2

7MF9011-4EA valve block on
relative and absolute pressure transmitters

7MF9411-5CA valve manifold on differential pressure transmitters

Add -Z to the Order No. of the transmitter
and add order codes.

Order
code

Add -Z to the Order No. of the transmitter
and add order codes.

SITRANS P DSIII
7MF403.-...0.-..., 7MF423.-...0.-... and
SITRANS P300
7MF802.-...0.-...

T02

SITRANS P DSIII
7MF443.-... und 7MF453.-…1)

• soft iron

A70

• stainless steel, Mat. No. 14571

A71

• copper

A72

Supplied acceptance test certificate to
EN 10204- 3.1 for transmitters and
mounted valve manifold

C12

Oil and grease-free cleaning for oxygen
operation

E10

U04

Delivery includes mounting bracket and
mounting clips made of

Further designs:
A02

U03

• stainless steel

Further designs:

Delivery incl. high-pressure test certified
by factory certificate to EN10204-2.2
Delivery includes mounting brackets and
mounting clips made of stainless steel
(instead of the mounting bracket supplied with the transmitter)

• chromized steel
Delivery incl. high-pressure test certified
by factory certificate to EN10204-2.2

Alternative sealing material:

Siemens FI 01 · 2009

Order
code

mounted with gaskets made of PTFE and
screws made of

with process connection collar G1/2 A to
EN837-1 with gasket made of PTFE
between valve manifold and transmitter

2/142

Order
code

• steel

A01

• stainless steel

A02

(instead of the mounting bracket supplied with the transmitter)

1)

Supplied acceptance test certificate to
EN10204-3.1 for transmitters and
mounted valve manifold

C12

Oil and grease-free cleaning for oxygen
operation

E10

For 7MF453.-... transmitters, you require a 7/10-20 UNF connection thread
in the process flange.

© Siemens AG 2008

SITRANS P measuring instruments for pressure
SITRANS P Accessories
Factory-mounting of valve manifolds on
SITRANS P transmitters

■ Dimensional drawings
Valve manifolds mounted on SITRANS P DS III





2





Valve manifold 7MF9011-4EA with mounted relative pressure and absolute pressure transmitters, dimensions in mm (inch)



Valve manifold 7MF9011-4FA with mounted relative pressure and absolute pressure transmitters





Valve manifold 7MF9011-4EA with mounted relative pressure and absolute pressure transmitters



Valve manifold 7MF9011-4FA with mounted relative pressure and absolute pressure transmitters, dimensions in mm (inch)

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
SITRANS P Accessories
Factory-mounting of valve manifolds on
SITRANS P transmitters

2

Valve manifold 7MF9411-5CA with mounted differential pressure transmitter



Valve manifold 7MF9411-5BA with mounted differential pressure transmitter

5






Valve manifold 7MF9411-5BA with mounted differential pressure transmitter, dimensions in mm (inch)

5




Valve manifold 7MF9411-5CA with mounted differential pressure transmitter, dimensions in mm (inch)

2/144

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
SITRANS P Accessories
Factory-mounting of valve manifolds on
SITRANS P transmitters
Valve manifolds mounted on SITRANS P300





Valve manifold 7MF9011-4EA with mounted relative pressure and absolute pressure transmitters, dimensions in mm (inch)



Valve manifold 7MF9011-4FA with mounted relative pressure and absolute pressure transmitters





Valve manifold 7MF9011-4EA with mounted relative pressure and absolute pressure transmitters





2



Valve manifold 7MF9011-4FA with mounted relative pressure and absolute pressure transmitters, dimensions in mm

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for hydrostatic level
MPS series (submersible sensor)

■ Overview

Sensor

Diaphragm

2

U
const.

p

U

I

EM

+2 (brown) I , U
-1 (blue) 0 B
Vent pipe
Screen

SITRANS P pressure transmitters, MPS series, mode of operation and
wiring diagram

SITRANS P pressure transmitters, MPS series, are submersible
sensors for hydrostatic level measurements.

On one side of the sensor, the diaphragm is exposed to the hydrostatic pressure which is proportional to the submersion
depth. This pressure is compared with atmospheric pressure.
Pressure compensation is carried out using the vent pipe in the
connection cable.

The pressure transmitters of the MPS series are available for various measuring ranges and with explosion protection as an option.

The hydrostatic pressure of the liquid column acts on the sensor
diaphragm, and transmits the pressure to the piezo-resistive
bridge in the sensor.

A junction box and a cable hanger are available as accessories
for simple installation.

The output voltage of the sensor is applied to the electronic circuit where it is converted into an output current of 4 to 20 mA.

SITRANS P pressure transmitters, MPS series (submersible sensor)

■ Benefits
•
•
•
•

Compact design
Simple installation
Small error in measurement (0.3%)
Degree of protection IP68

■ Application

The cable of the 7MF1570 transmitter must always be connected
in the supplied junction box. The junction box has to be installed
near the measuring point.
If the medium is anything other than water, it is also necessary to
check compatibility with the specified materials of the transmitter.

■ Integration

SITRANS P pressure transmitters, MPS series, are used in the
following branches for example:
• Oil and gas industries
• Shipbuilding
• Water supply

■ Design
SITRANS P pressure transmitters, MPS series, have a flushmounted piezo-resistive sensor with stainless steel diaphragm.
These pressure transmitters are equipped with an electronic circuit fitted together with the sensor in a stainless steel housing.
The cable also contains a strength cord and vent pipe.
The diaphragm is protected against external influences by a
protective cap.
The sensor, electronic circuit and cable are sealed in a common
housing of small dimensions.
The pressure transmitter is temperature-compensated for a wide
temperature range.

■ Function
SITRANS P pressure transmitters, MPS series, are for measuring
the liquid levels in wells, tanks, channels and dams.

2/146

Siemens FI 01 · 2009

Junction box 7MF1570-8AA, opened

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for hydrostatic level
MPS series (submersible sensor)
Long-term stability
Zero and span
• 1 ... 6 mH2O (3 ... 18 ftH2O)

0.25% of full-scale value/year

• ≥ 6 mH2O (≥ 18 ftH2O)

0.2% of full-scale value/year

Rated operating conditions
Ambient conditions
• Process temperature

-10 ... +80 °C (+14 ... +176 °F)

• Storage temperature

-40 ... +100 °C (-40 ... +212 °F)

Degree of protection to
DIN EN 60529

IP68

Design
Weight
• Pressure transmitters

≈ 0.4 kg (≈ 0.88 lb)

• Cable

0.08 kg/m (≈ 0.054 lb/ft)

Electrical connection

Cable with 2 conductors with
screen and vent pipe, strength
cord (max. 300 N (67.44 lbf)

Material
• Seal diaphragm

Stainless steel, mat. No.
1.4571/316 Ti

• Casing

Stainless steel, mat. No.
1.4571/316 Ti

• Gasket

Viton

• Connecting cable

Optionally
PE/HFFR sheath (non-halogen)
or
FEP sheath

Power supply
Measuring point setup, in principle

Terminal voltage on pressure transmitter (UB)

■ Technical specifications

Certificate and approvals

SITRANS P pressure transmitters, MPS series (submersible sensor)
Mode of operation
Measuring principle

10 ... 36 V DC

Piezo-resistive

Input

The transmitter is not subject to the pressure equipment directive
(DGRL 97/23/EC)
Explosion protection
• Intrinsic safety "i"
- Identification

TÜV 03 ATEX 2004X
Ex II 1 G EEx ia IIC T4

Measured variable

Hydrostatic level

Measuring range

Maximum working pressure

• 0 ... 2 mH2O (0 ... 6 ftH2O)

• 1.4 bar (20.3 psi) (corresponds
to 14 mH2O (42 ftH2O))

• 0 ... 4 mH2O (0 ... 12 ftH2O)

• 1.4 bar (20.3 psi) (corresponds
to 14 mH2O (42 ftH2O))

• 0 ... 5 mH2O (0 ... 15 ftH2O)

• 1.4 bar (20.3 psi) (corresponds
to 14 mH2O (42 ftH2O))

Weight

0.2 kg (0.44 lb)

• 3.0 bar (43.5 psi) (corresponds
to 30 mH2O (90 ftH2O))

Electrical connection

2 x 3-way (28 ... 18 AWG)

Cable entry

2 x M20x1.5
Polycarbonate

• 0 ... 6 mH2O (0 ... 18 ftH2O)

Junction box
Application
Design

• 0 ... 10 mH2O (0 ... 30 ftH2O)

• 3.0 bar (43.5 psi) (corresponds
to 30 mH2O (90 ftH2O))

Enclosure material

• 0 ... 20 mH2O (0 ... 60 ftH2O)

• 6.0 bar (87.0 psi) (corresponds
to 60 mH2O (180 ftH2O))

Screw for cable strength cord

Output signal

4 ... 20 mA

Degree of protection to DIN EN
60529

Accuracy

To EN 60770-1

Error in measurement (including
non-linearity, hysteresis and repeatability, at 25 °C (77 °F))

0.3% of full-scale value (typical)

Output

Vent pipe for atmospheric pressure
Rated operating conditions
IP54

Cable hanger
Application

Influence of ambient temperature

For connecting the transmitter
cable

For mounting the transmitter

Design

Zero and span
• 1 ... 6 mH2O (3 ... 18 ftH2O)

0.45%/10 K of full-scale value

• ≥ 6 mH2O (≥ 18 ftH2O)

0.3%/10 K of full-scale value

Weight

0.16 kg (0.35 lb)

Material

Galvanized steel, polyamide

Siemens FI 01 · 2009

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2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for hydrostatic level
MPS series (submersible sensor)
Order No.
C) 7 M F 1 5 7 0 - 7 7 A 0 7 7 7 7
SITRANS P pressure transmitters
for pressure, MPS series (submersible sensor)
Selection and Ordering data

Protective cap

Cable sheath

+ (brown)

2-wire system

Cable length L
10 m
10 m
25 m
25 m
25 m
25 m

0 ... 6 ftH2O
0 ... 12 ftH2O
0 ... 18 ftH2O
0 ... 30 ftH2O
0 ... 60 ftH2O

32 ft
32 ft
82 ft
82 ft
82 ft

}
}
}
}
}
}

158 (6.2)

SITRANS P pressure transmitters, MPS series, dimensions in mm (inch)

K
L
M
N
P

50 (1.97)

57 (2.25)
22
(0.87)

M20x1.5

Z

Mounting
hole

J1Y

Explosion protection
1

• without
}
• with, type of protection "Intrinsic safe- }
ty" (Ex II 1 G EEx ia IIC T4)
• With approval for drinking water to }
WRAS and ACS
D)

Venting
valve

2
6

Further designs

Order code

Quality inspection certificate (Factory
calibration) to IEC 60770-2, add "-Z" to
Order No. and Order code.

C11

M20x1.5
65 (2.56)

Order No.
Quality inspection certificate (Factory
calibration) to IEC 60770-2 supplied
later, specify factory no. of transmitter
for this porpose.

7MF1564-8CC11

Junction box, dimensions in mm (inch)

Accessories (as spare parts)
Junction box
for connecting the transmitter cable

7MF1570-8AA

Cable hanger
for mounting the pressure transmitter

7MF1570-8AB

} Available ex stock
Power supply units see "SITRANS I power supply units and input isolators".
1)

Special measuring ranges between 0 ... 1 mH2O (0 ... 3 ftH2O)
and 0 ... 200 mH2O (0 ... 656 ftH2O) and special cable lengths up to
1000 m (3281ft) are possible. With Ex versions the max.
special cable length is 50 m (150 ft). The length of free-hanging cable
should not exceed 375 m.

C) Subject to export regulations AL: N, ECCN: EAR99.
D) Subject to export regulations AL: N, ECCN: EAR99H.

Cable hanger, dimensions in mm (inch)

2/148

Siemens FI 01 · 2009

Screen

Cable sheath 8.3 (0.33) diam. (black or blue, PE/HFFR)
Flexible cable with 0.5 mm2 (0.00078 inch2) cross-section
Vent pipe 1 (0.04) diam. (inner diameter)
Protective cap with 4 x 3 diam. (4 x 0.12 diam.) holes (black, PA)

C
D
B
E
F
G

Special measuring range/Special cable
length 1)
Specify measuring range and cable
length in plain text

- (blue)

L

30
(1.2)

Measuring range
0 ... 2 mH2O
0 ... 4 mH2O
0 ... 5 mH2O
0 ... 6 mH2O
0 ... 10 mH2O
0 ... 20 mH2O

1
5

94 (3.7)

}

Strength
cord (white)

30
(1.2)

Cable material
PE
FEP

Vent pipe

Ø 27
(1.1
diam.)

Note: Junction box and cable hanger
included in delivery

79 (3.1)

2

■ Dimensional drawings

22
(0.87)

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Transmitters for hydrostatic level
MPS series (submersible sensor)

■ More information
Determination of the measuring range in case of media with
a density ≠ 1000 kg/m3 (medium ≠ water)

2

+

ρ

Calculation of the measuring range:
p=ρxgxH
with:
ρ = density of medium
g = local acceleration due to gravity
H = maximum level
Example:
Medium: Diesel fuel = 850 kg/m3
Acceleration due to gravity: 9.81 m/s2
Start-of-scale : 0 m
Maximum level: 6,2 m
Calculation:
p = 850 kg/m3 x 9.81 m/s2 x 6.2 m
p = 51698.7 N/m2
p = 517 mbar
Transmitter to be ordered:
7MF1570-5ZA02-Z
J1Y: 0 ... 517 mbar; able length e.g. 8 m

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SITRANS P measuring instruments for pressure
Remote seals for transmitters and pressure gages
Technical description

■ Overview

capillaries of equal length must always be used to connect a remote seal to a pressure transmitter for differential pressure.

In many cases the pressure transmitter and the measured medium have to be physically separated. It is then necessary to use
a remote seal.

2

The remote seals can be used with the following SITRANS P
pressure transmitter series:
• Pressure (P300, DS III, DS III PA, DS III FF)
• Absolute pressure (P300, DS III, DS III PA, DS III FF)
• Differential pressure and flow (DS III, DS III PA, DS III FF)
Note
When configuring your remote seal, be sure to read the information about transmission response, temperature error and response time to be found in the sections "Function" and "Technical
data". Only then will the remote seal work to optimum effect.

The remote seal can be optionally equipped with a projecting diaphragm (tube).
Remote seals of sandwich design are fitted with a dummy
flange.
Designs
Diaphragm seal
With diaphragm seals, the pressure is measured by means of a
flat diaphragm which rests in a bed.
The following types of diaphragm seals exist:

■ Benefits
• No direct contact between the pressure transmitter and the
medium
• Individual configuration of the pressure transmitter for perfect
adaptation to the operating conditions
• Available in many versions
• Specially designed for difficult operating conditions
• Quick-release versions available for the food industry

■ Application
Remote seal systems should be used if a separation between
the measured medium and the measuring instrument is essential
or appropriate.
Examples of such cases:
• The temperature of the medium is outside the limits specified
for the pressure transmitter.
• The medium is corrosive and requires diaphragm materials
which are not available for the pressure transmitter.
• The medium is highly viscous or contains solids which would
Siemens FI 01 · 2009block the measuring chambers of the
pressure transmitter.
• The medium may freeze in the measuring chambers or pulse
line.
• The medium is heterogeneous or fibrous.
• The medium tends towards polymerization or crystallization.
• The process requires quick-release remote seals, as necessary e.g. in the food industry for fast cleaning.
• The process requires cleaning of the measuring point, e.g. in
a batch process.

Diaphragm seal of sandwich design without (left) and with a projecting
diaphragm (tube)

• Sandwich design
• Sandwich design with projecting diaphragm (tube) to DIN or
ASME which are secured using a dummy flange.

Diaphragm seal of flange design without (left) and with a projecting diaphragm (tube)

• Flange design
• Flange design with projecting diaphragm (tube) to DIN or
ASME, secured using holes in the flange.

■ Design
A remote seal system consists of the following components.
• Pressure transmitter
• One or two remote seals
• Filling liquid
• Connection between pressure transmitter and remote seal (direct mounting or by means of capillary)
The volume in contact with the measured medium is terminated
by a flat elastic diaphragm lying in a bed. Between the diaphragm and the pressure transmitter is the filling liquid.
In many cases, a capillary has to be connected between the remote seal and the pressure transmitter in order e.g. to minimize
temperature effects on the latter when hot media are involved.
However, the capillary influences the response time and the temperature response of the complete remote seal system. Two

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Siemens FI 01 · 2009

Quick-release diaphragm seal

• Quick-release remote seals, e.g. to DIN 11851, SMS standard,
IDF standard, APV RJT standard, clamp connection, etc.
• Miniature diaphragm seal with male thread for screwing into
tapped holes
• Remote seals with customer-specific process connections

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Remote seals for transmitters and pressure gages
Technical description

■ Function
The measured pressure is transferred from the diaphragm to the
filling liquid and passes through the capillary to the measuring
chamber of the pressure transmitter. The interior of the diaphragm seal and of the capillary, as well as the measuring chamber of the transmitter, are filled gas-free by the filling liquid.
Transmission response

Miniature diaphragm seal with diaphragm flush with front

The transmission response of a remote seal is characterized by
the following variables:
• Temperature error
• Adjustment time

• Miniature diaphragm seals

Temperature error

The quick-release remote seals are used above all in the food industry. Their design means that the measured medium cannot
accumulate in dead volumes. The quick-release clamp present
on the remote seal means that quick dismounting is possible for
cleaning.

Temperature errors are caused by the change of volume of the
filling liquid due to temperature variations. To select the right remote seal you must calculate the temperature error.

Clamp-on seal

Below you will find an overview of the factors which influence the
size of the temperature error, as well as information on how to
calculate the temperature error.
The temperature error is dependent on the following variables:
• Rigidity of the diaphragm used
• Filling liquid used
• Influence of the filling liquid underneath the process flanges or
in the connection shank of the pressure transmitter
• Internal diameter of the capillary: The bigger the internal diameter, the bigger the temperature error
• Length of the capillary: The longer the capillary, the bigger the
temperature error
Diaphragm rigidity

Clamp-on seal with quick-release design (left) and for flange mounting

With clamp-on seals, the pressure is first measured using a cylindrical diaphragm positioned in a pipe, and then transmitted to
the pressure transmitter by means of the filling liquid.
The clamp-on seal is a special design for flowing media. It consists of a cylindrical pipe in which a cylindrical diaphragm is embedded. Since it is completely integrated in the process pipe, no
turbulences, dead volumes or other obstructions to the flow occur. Furthermore, the clamp-on seal can be cleaned by a pig.
The following types of clamp-on seals exist:
• Quick-release clamp-on seals, e.g. to DIN 11851, SMS standard, IDF standard, APV/RJT standard, clamp connection etc.
The quick-release facility attached to the remote seal enables
the seal to be removed quickly for cleaning purposes.
• Clamp-on seals for flanging to EN or ASME.
• Clamp-on seals with customer-specific process connections.
Note:
The pressure data on the transmitter and the remote seal must
be observed with regard to pressure/temperature behavior.

The rigidity of the diaphragm is of decisive importance. The bigger the diameter of the diaphragm, the softer the diaphragm and
the more sensitively it reacts to temperature-induced changes in
volume of the filling liquid.
The result is that small measuring ranges are only possible with
large diaphragm diameters.
Other factors apart from diaphragm rigidity which also play a
role:
• Diaphragm thickness
• Diaphragm material
• Coatings if present
Filling liquid
Every filling liquid reacts to temperature variations with a change
of volume. Temperature errors can be minimized by selecting a
suitable filling liquid, but the filling liquid must also be appropriate for the temperature limits and operating pressure. Furthermore, the filling liquid must also be physiologically harmless.
Since the filling liquid is present under the diaphragm, in the
capillary and under the process flange of the pressure transmitter (or in the connection shank), the temperature error must be
calculated separately for each combination.
Note:
When operating in the low-pressure range, also during commissioning, it is recommended to use a vacuum-proof remote seal
(see Selection and Ordering data).
An example of a temperature error calculation can be found in
the section "Technical Specifications".

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SITRANS P measuring instruments for pressure
Remote seals for transmitters and pressure gages
Technical description
Response time

2

The response time is dependent on the following factors:
• Internal diameter of the capillary: The bigger the internal diameter, the shorter the response time
• Viscosity of the filling liquid The greater the viscosity, the
longer the response time
• Length of the capillary: The longer the capillary, the longer the
response time
• Pressure in the pressure measuring system: The higher the
pressure, the shorter the response time
Recommendations
The following should be observed to obtain an optimum combination of transmitter and remote seal:
• Choose the biggest possible diameter for the remote seal. The
effective diameter of the seal diaphragm is then bigger and
the temperature error smaller.
• Choose the shortest possible capillary. The response time is
then shorter and the temperature error smaller
• Choose the filling liquid with the least viscosity and the smallest coefficient of expansion. Make sure, however, that the filling liquid meets the process requirements with regard to pressure, vacuum and temperature. And ensure that the filling
liquid and the medium are compatible with one another.
• Note the following points for use in the vacuum range:
- The pressure transmitter must always be positioned below
the lowest spigot.
- The operating range of some filling liquids is very limited with
regard to the permissible temperature of the medium.
- A vacuum-proof seal is necessary for continuous operation
in the low-pressure range.
• Recommendations for the minimum span can be found in the
section "Technical data".
Note
The remote seals listed here are a selection of the most common
designs. On account of the large variety of process connections,
certain remote seals which are not listed here may be available
nevertheless.
Other versions can be:
• Other process connections, standards
• Aseptic or sterile connections
• Other dimensions
• Other nominal pressures
• Special diaphragm materials, including coatings
• Other sealing faces
• Other filling liquids
• Other capillary lengths
• Sheathing of capillaries with protective hose
• Calibration at higher/lower temperatures etc.
Please contact your Siemens Regional Office for more information.

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SITRANS P measuring instruments for pressure
Remote seals for transmitters and pressure gages
Technical description

■ Technical specifications

Temperature error Diaphragm seals
Temperature errors of diaphragm seals when connected to pressure transmitters for pressure, absolute pressure, differential pressure (single-sided) and level
Nominal diameter/
design

Diaphragm
diameter

mm
Sandwich
design or with
flange to
EN 1092-1

Sandwich
design or with
flange to
ASME B16.5

Temperature
Temperature error of
error of remote capillary
seal

(inch) mbar/ (psi/
10 K
10 K)

mbar/
(10 K ⋅ mKap)

Temperature
error of process
flange/connection spigot

(psi/
mbar/ (psi/
(10 K ⋅ mKap)) 10 K
10 K)

Recommended
min. spans (guidance values,
observe temp.
error)
mbar

(psi)

DN 50 without tube

59

(2.32) 1.5

(0.022)

2

(0.029)

2

(0.029)

200

(2.90)

DN 50 with tube

48

(1.89) 5

(0.073)

10

(0.145)

10

(0.145)

500

(7.25)

DN 80 without tube

89

(3.50) 0.2

(0.003)

0.2

(0.003)

0.2

(0.003)

100

(1.45)

DN 80 with tube

72

(2.83) 1

(0.015)

1

(1.015)

1

(1.015)

250

(3.63)

DN 100 without tube

89

(3.50) 0.4

(0.006)

0.4

(0.006)

0.4

(0.006)

100

(1.45)

DN 100 with tube

89

(3.50) 0.4

(0.006)

0.4

(0.006)

0.4

(0.006)

100

(1.45)

DN 125 without tube

124

(4.88) 0.2

(0.003)

0.1

(0.002)

0.1

(0.002)

20

(0.29)

DN 125 with tube

124

(4.88) 0.2

(0.003)

0.1

(0.002)

0.1

(0.002)

20

(0.29)

2 inch without tube

59

(2.32) 1.5

(0.022)

2

(0.029)

2

(0.029)

200

(2.90)

2 inch with tube

48

(1.89) 5

(0.073)

10

(0.145)

10

(0.145)

500

(7.25)

3 inch without tube

89

(3.50) 0.2

(0.003)

0.2

(0.003)

0.2

(0.003)

100

(1.45)

3 inch with tube

72

(2.83) 1

(0.015)

1

(1.015)

1

(1.015)

250

(3.63)

4 inch without tube

89

(3.50) 0.4

(0.006)

0.4

(0.006)

0.4

(0.006)

100

(1.45)

4 inch with tube

89

(3.50) 0.4

(0.006)

0.4

(0.006)

0.4

(0.006)

100

(1.45)

5 inch without tube

124

(4.88) 0.2

(0.003)

0.1

(0.002)

0.1

(0.002)

20

(0.29)

5 inch with tube

124

(4.88) 0.2

(0.003)

0.1

(0.002)

0.1

(0.002)

20

(0.29)

Remote seal
DN 25
with union nut to
DN 32
DIN 11851
DN 40

25

(0.98) 20

(0.290)

60

(0.870)

60

(0.870)

6000

(87)

32

(1.26) 8

(0.116)

25

(0.363)

25

(0.363)

4000

(58)

40

(1.57) 4

(0.058)

10

(0.145)

10

(0.145)

2000

(29)

DN 50

52

(2.05) 4

(0.058)

5

(0.073)

5

(0.073)

500

(7.25)

DN 65

59

(2.32) 3

(0.044)

4

(0.058)

4

(0.058)

500

(7.25)

DN 80

72

(2.83) 1

(0.015)

1

(0.015)

1

(0.015)

250

(3.63)

DN 25

25

(0.98) 20

(0.290)

60

(0.870)

60

(0.870)

6000

(87)

DN 32

32

(1.26) 8

(0.116)

25

(0.363)

25

(0.363)

4000

(58)

DN 40

40

(1.57) 4

(0.058)

10

(0.145)

10

(0.145)

2000

(29)

DN 50

52

(2.05) 4

(0.058)

5

(0.073)

5

(0.073)

500

(7.25)

DN 65

59

(2.32) 3

(0.044)

4

(0.058)

4

(0.058)

500

(7.25)

DN 80

72

(2.83) 1

(0.015)

1

(0.015)

1

(0.015)

250

(3.63)

32

(1.26) 8

(0.116)

25

(0.363)

25

(0.363)

4000

(58)

40

(1.57) 4

(0.058)

10

(0.145)

10

(0.145)

2000

(29)

Remote seal
with threaded
socket to
DIN 11851

Clamp connec- 1½ inch
tion
2 inch

Miniature diaphragm seal

2½ inch

59

(2.32) 3

(0.044)

5

(0.073)

5

(0.073)

500

(7.25)

3 inch

72

(2.83) 1

(0.015)

1

(0.015)

1

(0.015)

250

(3.63)

G1B

25

(0.98) 20

(0.290)

60

(0.870)

60

(0.870)

6000

(87)

G1½B

40

(1.57) 4

(0.058)

10

(0.145)

10

(0.145)

2000

(29)

G2B

52

(2.05) 4

(0.058)

5

(0.073)

5

(0.073)

500

(7.25)

Remarks:
• Values apply for the filling liquids silicone oil M5, silicone oil M50, high-temperature oil, halocarbon oil and food oil (FDA listed).
• Half the values apply to glycerin/water mixture as the filling liquid.
• Values apply to stainless steel as the diaphragm material.

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SITRANS P measuring instruments for pressure
Remote seals for transmitters and pressure gages
Technical description
Temperature errors of diaphragm seals with connection to differential pressure transmitters (double-sided)
Nominal diameter/
design

Diaphragm
diameter

Temperature error Temperature error of cap- Temperature error
of remote seal
illary
of process
flange/connection spigot

mm

(inch)

mbar/
10 K

(psi/
10 K)

DN 50 without tube

59

(2.32)

0.3

(0.0043) 0.3

(0.0045)

DN 50 with tube

48

(1.89)

1.26

(0.018)

1.7

(0.025)

DN 80 without tube

89

(3.50)

0.05

(0.001)

0.05

DN 80 with tube

72

(2.83)

0.24

(0.004)

DN 100 without tube

89

(3.50)

0.1

DN 100 with tube

89

(3.50)

0.1

DN 125 without tube

124

(4.88)

0.05

2
Sandwich
design or with
flange to
EN 1092-1

DN 125 with tube
Sandwich
2 inch without tube
design with
flange to ASME 2 inch with tube
B16.5
3 inch without tube

(psi/
mbar/
mbar/
(10 K ⋅ mKap) (10 K ⋅ mKap)) 10 K

Recommended
min. spans
(guidance values, observe
temperature
error)

(psi/
10 K)

mbar

(psi)

0.3

(0.0045)

250

(3.626)

1.7

(0.025)

250

(3.626)

(0.001)

0.05

(0.0007)

50

(0.725)

0.17

(0.003)

0.17

(0.003)

100

(1.45)

(0.002)

0.07

(0.001)

0.07

(0.001)

50

(0.725)

(0.002)

0.07

(0.001)

0.07

(0.001)

50

(0.725)

(0.001)

0.03

(0.0004)

0.03

(0.0004)

20

(0.29)

0.03

(0.29)

124

(4.88)

0.05

(0.001)

(0.0004)

0.03

(0.0004)

20

59

(2.32)

0.3

(0.0043) 0.3

(0.0043)

0.3

(0.0045)

250

(3.626)

48

(1.89)

1.26

(0.018)

1.7

(0.025)

1.7

(0.025)

250

(3.626)

89

(3.50)

0.05

(0.001)

0.05

(0.0007)

0.05

(0.0007)

50

(0.725)

3 inch with tube

72

(2.83)

0.24

(0.004)

0.17

(0.003)

0.17

(0.003)

100

(1.45)

4 inch without tube

89

(3.50)

0.1

(0.002)

0.07

(0.001)

0.07

(0.001)

50

(0.725)

4 inch with tube

89

(3.50)

0.1

(0.002)

0.07

(0.001)

0.07

(0.001)

50

(0.725)

5 inch without tube

124

(4.88)

0.05

(0.001)

0.03

(0.0004)

0.03

(0.0004)

20

(0.29)

5 inch with tube

124

(4.88)

0.05

(0.001)

0.03

(0.0004)

0.03

(0.0004)

20

(0.29)

Remote seal
DN 50
with union nut to
DN 65
DIN 11851
DN 80

52

(2.05)

1

(0.015)

0.83

(0.012)

0.83

(0.012)

250

(3.626)

59

(2.32)

0.7

(0.010)

0.67

(0.010)

0.67

(0.010)

250

(3.626)

72

(2.83)

0.24

(0.004)

0.17

(0.003)

0.17

(0.003)

100

(1.450)

Remote seal
with threaded
socket to
DIN 11851

DN 50

52

(2.05)

1

(0.015)

0.83

(0.012)

0.83

(0.012)

250

(3.626)

DN 65

59

(2.32)

0.7

(0.010)

0.67

(0.010)

0.67

(0.010)

250

(3.626)

DN 80

72

(2.83)

0.24

(0.004)

0.17

(0.003)

0.17

(0.003)

100

(1.450)

40

(1.57)

1

(0.015)

2.5

(0.036)

2.5

(0.036)

2000

(29.01)

59

(2.32)

0.7

(0.010)

0.67

(0.010)

0.67

(0.010)

250

(3.626)

72

(2.83)

0.24

(0.004)

0.17

(0.003)

0.17

(0.003)

100

(1.450)

Clamp connec- 2 inch
tion
2½ inch
3 inch

Remarks:
• Values apply for the filling liquids silicone oil M5, silicone oil M50, high-temperature oil, halocarbon oil and food oil (FDA listed)
• Half the values apply to glycerin/water mixture as the filling liquid
• Values apply to stainless steel as the diaphragm material.

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Siemens FI 01 · 2009

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SITRANS P measuring instruments for pressure
Remote seals for transmitters and pressure gages
Technical description
Temperature error Clamp-on seals
Temperature errors of clamp-on seals when connected to pressure transmitters for pressure and absolute pressure, and with singlesided connection to pressure transmitters for differential pressure
Nominal diameter/
design

Temperature error of remote
seal

Temperature error of
capillary

Temperature error of process flange/connection
spigot

Recommended min. spans
(guidance values, observe
temperature error)

mbar/10 K

(psi/10 K)

mbar/10 K

(psi/10 K)

mbar/10 K

(psi/10 K)

mbar

(psi)

DN 25 (1 inch)

6.0

(0.0870)

8.5

(0.123)

8.5

(0.123)

1000

(14.5)

DN 40 (1½ inch)

4.5

(0.065)

4.5

(0.065)

4.5

(0.065)

250

(3.63)

DN 50 (2 inch)

4.0

(0.058)

3.0

(0.044)

3.0

(0.044)

100

(1.45)

DN 80 (3 inch)

9.5

(0.138)

5.0

(0.073)

5.0

(0.073)

100

(1.45)

DN 100 (4 inch)

8.0

(0.012)

3.0

(0.044)

3.0

(0.044)

100

(1.45)

Temperature errors of clamp-on seals with double-sided connection to pressure transmitters for differential pressure
Nominal diameter/
design

Temperature error of remote
seal

Temperature error of
capillary

Temperature error of process flange/connection
spigot

Recommended min. spans
(guidance values, observe
temperature error)

mbar/10 K

(psi/10 K)

mbar/10 K

(psi/10 K)

mbar/10 K

(psi/10 K)

mbar

(psi)

DN 25 (1 inch)

2.3

(0.033)

1.8

(0.026)

1.8

(0.026)

1000

(14.5)

DN 40 (1½ inch)

0.8

(0.012)

0.3

(0.004)

0.3

(0.004)

250

(3.63)

DN 50 (2 inch)

0.3

(0.004)

0.1

(0.002)

0.1

(0.002)

100

(1.45)

DN 80 (3 inch)

3.0

(0.044)

0.5

(0.007)

0.5

(0.007)

100

(1.45)

DN 100 (4 inch)

1.0

(0.015)

0.1

(0.002)

0.1

(0.002)

100

(1.45)

Remarks:
• Values apply for the filling liquids silicone oil M5, silicone oil M50, high-temperature oil, halocarbon oil and food oil (FDA listed).
• Half the values apply to glycerin/water mixture as the filling liquid.
• Values apply to stainless steel as the diaphragm material.
• Diaphragm thickness 0.05 mm (0.002 inch) for DN 25/DN 40/DN 50 and 0.1 mm (0.004 inch) for DN 80/DN 100

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Remote seals for transmitters and pressure gages
Technical description
Calculation of the temperature error

Dependence of temperature error on diaphragm material

The following equation is used to calculate the temperature error:

The temperature errors listed in the previous table are based on
the use of stainless steel as the diaphragm material. If other diaphragm materials are used, the temperature errors change as
follows:

dp = (ϑRS – ϑCal) ⋅ fRS + (ϑCap – ϑCal) ⋅ lCap ⋅fCap + (ϑTR – ϑCal) ⋅ fPF

2

dp

Additional temperature error (mbar)

ϑRS

Temperature on remote seal diaphragm (generally
corresponds to temperature of medium)

ϑCal

Calibration (reference) temperature (20 °C (68 °F))

fRS

Temperature error of remote seal

ϑCap

Ambient temperature on the capillaries

lCap

Capillary length

fCap

Temperature error of capillaries

ϑTR

Ambient temperature on pressure transmitter

fPF

Temperature error of the oil filling in the process
flanges of the pressure transmitter

Example of temperature error calculation
Existing conditions
SITRANS P pressure transmitter for
differential pressure, 250 mbar, set
to 0 ... 100 mbar, with DN 80 remote
seal diaphragms without tube, diaphragm made of stainless steel,
mat. No. 1.4404/316L

fRS = 0.1 mbar/10 K
(0.0014 psi/10 K)

Diaphragm material

Change in temperature error of
remote seal

Stainless steel

See previous tables

Hastelloy C4, mat. No. 2.4610

50%

Hastelloy C276, mat. No. 2.4819

50%

Monel 400, mat. No. 2.4360

60%

Increase in values by

Tantalum

50%

Titanium

50%

PTFE coating on stainless steel diaphragm

80%

ECTFE coating or PFA coating on
stainless steel diaphragm

100%

Gold coating on stainless steel diaphragm

40%

Maximum temperature of medium

Capillary length

lCap = 6 m (19.7 ft)

Capillaries fitted on both sides

fCap = 0.07 mbar/(10 K ⋅ mCap)
(0.001 psi/(10 K ⋅ mCap))

Filling liquid silicone M5

fPF = 0.07 mbar/10 K
(0.001 psi/10 K)

Process temperature

The following maximum temperatures of the medium apply depending on the material of the wetted parts:
Material

pabs < 1 bar
(14.5 psi)

pabs > 1 bar
(14.5 psi)

°C

(°F)

°C

(°F)

ϑRS = 100 °C (212 °F)

Stainless steel, 316L

200

(392)

400

(662)

Temperature on the capillaries

ϑCap = 50 °C (122 °F)

PTFE coating

200

(392)

260

(500)

Temperature on pressure transmitter

ϑTR = 50 °C (122 °F)

ECTFE coating

100

(212)

150

(302)

PFA coating

200

(392)

260

(500)

Calibration temperature

ϑCal = 20 °C (68 °F)

Required
Additional temperature error of
remote seals

dp

Calculation

Hastelloy C4, mat. No. 2.4610 200

(392)

260

(500)

Hastelloy C276, mat. No.
2.4819

200

(392)

400

(662)

Monel 400, mat. No. 2.4360

200

(392)

400

(662)

Tantalum

200

(392)

300

(572)

Maximum capillary length for diaphragm seals (guidance
values)

in mbar
dp = (100 °C – 20 °C) ⋅ 0.1 mbar/10 K + (50 °C – 20 °C) ⋅ 6 m ⋅
0.07 mbar/(10 K ⋅ m) + (50 °C – 20 °C) ⋅ 0.07 mbar/10 K

Nom. diam.

Max. length of capillary
Diaphragm seal

dp = 0.8 mbar + 1.26 mbar + 0.21 mbar

m

(ft)

DN 25

(1 inch)

2.5

(8.2)

2.5

(8.2)

dp = (212 °F – 68 °F) ⋅ 0.0014 psi/10 K + (112 °F – 68 °F) ⋅ 19.7 ft ⋅
0.001 psi/(10 K ⋅ 3.28 ft) + (112 °F – 68 °F) ⋅ (0.001 psi/10 K)

DN 32

(1¼ inch)

2.5

(8.2)

2.5

(8.2)

Result
dp = 2.27 mbar (0.033 psi) (corresponds to 2.27% of set span)
Note
The determined temperature error only applies to the error resulting
from connection of the remote seal.
The transmission response of the respective transmitter is not included
in this consideration.
It must be calculated separately, and the resulting error added to the
error determined above from connection of the remote seal.

2/156

Siemens FI 01 · 2009

(ft)

Clamp-on seal

in psi

dp = 0.012 psi + 0.018 psi + 0.003 psi

m

DN 40

(1½ inch)

4

(13.1)

6

(19.7)

DN 50

(2 inch)

6

(19.7)

10

(32.8)

DN 65

(2½ inch)

8

(26.2)

10

(32.8)

DN 80

(3 inch)

10

(32.8)

10

(32.8)

DN 100

(4 inch)

10

(32.8)

10

(32.8)

DN 125

(5 inch)

10

(32.8)

-

-

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Remote seals for transmitters and pressure gages
Technical description
Response times
The values listed in the following table are the response times (in
seconds per meter of capillary) for a change in pressure which
corresponds to the set span.

The response times are independent of the set span within the
range of the respective transmitter. The response times are of insignificant importance for spans above 10 bar (145 psi). The response times of the pressure transmitters are not considered in
the table.

The listed values must be multiplied by the respective length of
the capillary, or with transmitters for differential pressure and flow
by the total length of both capillaries.
Filling liquid

Density

Silicone oil M5

Silicone oil M50

Halocarbon oil

Glycerin/water

Response time in s/m (s/ft) with max. span of pressure transmitter

(lb/in3)

°C

(°F)

250 mbar

(3.63 psi)

600 mbar

(8.7 psi)

1600 mbar

(23.2 psi)

0.914

(0.033)

+60

(140)

0.06

(0.018)

0.02

(0.006)

0.01

(0.003)

+20

(68)

0.11

(0.034)

0.02

(0.006)

0.02

(0.006)

- 20

(-4)

0.3

(0.091)

0.12

(0.037)

0.05

(0.015)

+60

(140)

0.6

(0.183)

0.25

(0.076)

0.09

(0.027)

+20

(68)

0.61

(0.186)

0.26

(0.079)

0.1

(0.030)

- 20

(-4)

1.69

(0.515)

0.71

(0.216)

0.27

(0.082)

+60

(140)

0.14

(0.043)

0.06

(0.018)

0.02

(0.006)

1.070

1.968

Food oil (FDA listed)

Temperature
on capillary

kg/dm3

0.966

High-temperature oil

0.920

1.220

(0.035)

(0.039)

(0.071)

(0.033)

(0.044)

+20

(68)

0.65

(0.198)

0.27

(0.082)

0.1

(0.030)

-10

(14)

3.96

(1.207)

1.65

(0.503)

0.62

(0.189)

+60

(140)

0.07

(0.021)

0.03

(0.009)

0.01

(0.003)

+20

(68)

0.29

(0.088)

0.12

(0.037)

0.05

(0.015)

- 20

(-4)

2.88

(0.878)

1.2

(0.366)

0.45

(0.137)

+60

(140)

0.75

(0.229)

0.33

(0.101)

0.17

(0.052)

+20

(68)

4

(1.220)

1.75

(0.534)

0.67

(0.204)

- 20

(-4)

20

(6.100)

8.5

(2.593)

3.25

(0.991)

+60

(140)

0.13

(0.040)

0.05

(0.015)

0.02

(0.006)

+20

(68)

0.76

(0.232)

0.32

(0.098)

0.12

(0.037)

0

(32)

9.72

(2.963)

4.05

(1.234)

1.51

(0.460)

Technical data of filling liquids
When selecting the filling liquid, check that it is suitable with respect to the permissible temperature of the medium and the process pressure.

Filling liquid

2

Also check the compatibility of the filling liquid with the measured medium. For example, only physiologically harmless filling
liquids may be used in the food industry.
Oxygen and chlorine are special cases of measured medium.
The liquid must not react with either of these two media or a leaking remote seal may lead to an explosion or fire.

Digit in Permissible temperature of medium
Order
No.

Density at
20 °C (68 °F)

pabs <
1 bar

(pabs <
14.5 psi)

pabs >
1 bar

(pabs >
14.5 psi)

°C

(°F)

°C

(°F)

(-76 ... +176) -90 ... +180 (-130 ... +356) 0.914

Viscosity at
20 °C (68 °F)

Coefficient of expansion

kg/dm3 (lb/in3) m2/s⋅106 (ft2/s⋅106) 1/°C

(1/°F)

Silicone oil M5

1

-60 ... +80

(0.03)

4

(43)

0.00108

Silicone oil M50

2

-40 ... +150 (-40 ... +302) -40 ... +250 (-40 ... +482)

0.96

(0.03)

50

(538)

0.00104

(0.00058)

High-temperature oil

3

-10 ... +200 (+14 ... +392) -10 ... +350 (+14 ... +662) 1.07

(0.04)

39

(420)

0.00080

(0.00044)

Halocarbon oil

4

-40 ... +80

(-40 ... +176) -40 ... +175 (-40 ... +347)

Glycerin/water

6

Not possible

Not possible

Food oil (FDA
listed)

7

-20 ... +160 (-4 ... +320)

1.968

(0.00060)

(0.07)

14

(151)

0.00086

(0.00048)

-10 ... +120 (+14 ... +248) 1.22

(0.04)

88

(947)

0.00050

(0.00028)

-20 ... +200 (-4 ... +392)

(0.03)

10

(107)

0.00080

(0.00044)

0.92

Siemens FI 01 · 2009

2/157

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Diaphragm seals of sandwich design
For gage, absolute, differential pressure and flow
with flexible capillary

■ Overview

2

Diaphragm seals of sandwich design

■ Technical specifications
Diaphragm seals of sandwich design

Maximum pressure

See above and the technical data
of the pressure transmitters

Tube length

Without tube as standard (tube
available on request)

Nominal diameter

Nominal pressure

• DN 50

PN 16 ... PN 100

• DN 80

PN 16 ... PN 100

Capillary

• DN 100

PN 16 ... PN 100

• Length

• DN 125

PN 16 ... PN 100

• 2 inch

Class 150 ... class 2500

• Internal diameter

max. 2 mm (0.079 inch)

• 3 inch

Class 150 ... class 2500

• Minimum bending radius

150 mm (5.9 inch)

• 4 inch

Class 150 ... class 2500

Filling liquid

• 5 inch

Class 150 ... class 2500

Max. 10 m (32.8 ft), longer
lengths on request

Silicone oil M5
Silicone oil M50
High-temperature oil

Sealing face

Halocarbon oil (for measuring O2)

• For stainless steel, mat. No.
1.4404/216L

To EN 1092-1, form B1 or
ASME B16.5 RF 125 ... 250 AA

Food oil (FDA listed)

• For the other materials

To EN 1092-1, form B2 or
ASME B16.5 RFSF

Glycerine/water (not suitable for
use in low-pressure range)
Permissible ambient temperature

Dependent on the pressure transmitter and the filling liquid of the
remote seal
More information can be found in
the technical data of the pressure
transmitters and in the section
"Technical data of filling liquid" in
the Technical description to the
remote seals

• PFA (for vacuum on request)

Weight

Approx. 4 kg (8.82 lb)

Monel 400, mat. No. 2.4360

Certificate and approvals

Hastelloy C276, mat. No. 2.4819

Classification according to pressure
equipment directive (DRGL
97/23/EC)

Materials
• Main body

Stainless steel 316L

• Wetted parts

Stainless steel 316L
• Without foil
• PTFE (for vacuum on request)
• ECTFE (for vacuum on request)

Hastelloy C4, mat. No. 2.4610
Tantalum
• Capillary

Stainless steel, mat. No.
1.4571/316Ti

• Sheath

Spiral hose made of stainless
steel, mat. No. 1.4301/316

Sealing material in the process
flanges
• For pressure transmitters, absolute
pressure transmitters and lowpressure applications

Copper

• For other applications

Viton

2/158

Siemens FI 01 · 2009

For gases of fluid group 1 and liquids of fluid group 1; complies
with requirements of article 3,
paragraph 3 (sound engineering
practice)

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Diaphragm seals of sandwich design
For gage, absolute, differential pressure and flow
with flexible capillary
Selection and Ordering data

Order No. Ord.code

Order No. Ord.code

Selection and Ordering data

Diaphragm seal

Diaphragm seal

Sandwich-type design, with flexible capillary
connected to a SITRANS P transmitter
(order separately):
for pressure 7MF4037 and 7MF4237 together D) 7 M F 4 9 0 0 with Order code "V01" (vacuum-proof design)
and 7MF80271);
Scope of delivery (1 off)

Sandwich-type design, with flexible capillary
connected to a SITRANS P transmitter (order
separately):
for pressure 7MF4037 and 7MF4237 together D) 7 M F 4 9 0 0 with Order code "V01" (vacuum-proof design)
and 7MF80271);
Scope of delivery (1 off)

for absolute pressure 7MF433 7;
Scope of delivery (1 off)

D) 7 M F 4 9 0 1 -

D) 7 M F 4 9 0 1 -

for absolute pressure 7MF433 7;
Scope of delivery (1 off)

for differential pressure and flow 7MF443 7; D) 7 M F 4 9 0 3 scope of delivery 2 off

for differential pressure and flow 7MF443 7; D) 7 M F 4 9 0 3 scope of delivery 2 off

1 7777 - 7B 777
Nominal diameter and nominal pressure
• DN 50
PN 16 ... 100
(recommended only for pressure transmitters
for pressure)
• DN 80
PN 16 ... 100
• DN 100
PN 16 ... 100
• DN 125
PN 16 ... 100
• 2 inch
Class 150 ... 2500
(recommended only for pressure transmitters
for pressure)
• 3 inch
Class 150 ... 2500
• 4 inch
Class 150 ... 2500
• 5 inch
Class 150 ... 2500
Smooth sealing face to EN 1092-1, form B1 or
to ASME B16.5 RF 125 ... 250 AA
Other version
Add Order code and plain text:
Nominal diameter: ...; Nominal pressure: ...
Sealing face: see "Technical data"
Wetted parts materials
• Stainless steel 316L
- without foil
- with PTFE coating
- with ECTFE coating2)
- with PFA coating
• Monel 400, mat. No. 2.4360
• Hastelloy C276, mat. No. 2.4819
• Hastelloy C4, mat. No. 2.4610
• Tantalum
Other version
Add Order code and plain text:
Wetted parts materials: ...
Tube length
• without tube
Other version:
Add Order code and plain text:
Tube length: ...
Filling liquid
• Silicone oil M5
• Silicone oil M50
• High-temperature oil
• Halocarbon oil (for measuring O2)
• Glycerin/water3)
• Food oil (FDA listed)l
Other version
Add Order code and plain text:
Filling liquid: ...
1)
2)
3)

2

1 7777 - 7B 777
Length of capillary2)
• 1.0 m
(3.28 ft)
• 1.6 m
(5.25 ft)
• 2.5 m
(8.20 ft)
• 4.0 m
(13.1 ft)
• 6.0 m
(19.7 ft)
• 8.0 m
(26.25 ft)
• 10.0 m
(32.8 ft)
Other version
Add Order code and plain text:
Length of capillary: ...

A

B
C
D
E

H
L
N

2
3
4
5
6
7
8
9

N1Y

1)

With 7MF8027 and the measuring cells Q, S, T and U also order the
vacuum-tight version.
Max. capillary length, see section "Technical description".
D) Subject to export regulations AL: N, ECCN: EAR99H.
2)

Z

J1Y
Order code

Selection and Ordering data
Further designs
Please add "-Z" to Order No. and specify Order code.
Spark arrestor
With spark arrestor for mounting on zone 0 (including
documentation)
• Pressure and absolute pressure
• for differential pressure transmitters

A
E0
F
D
G
J
U
K
Z

K1Y

0
9

L1Y

1
2
3
4
6
7
9

A01
A02

Quality inspection certificate (Factory calibration) to
IEC 60770-2

C11

Acceptance test certificate
to EN 10204, section 3.1

C12

Vacuum-proof design
for use in low-pressure range for transmitters for
• Pressure
• For differential pressure transmitters
Calculation of span of associated pressure
transmitter
Enclose filled-in questionnaire with order

V01
V03
Y05

M1 Y

With 7MF8027 and the measuring cells Q, S, T and U also order the vacuum-tight version.
For vacuum on request
Not suitable for use in low-pressure range.

Siemens FI 01 · 2009

2/159

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Diaphragm seals of sandwich design
For gage, absolute, differential pressure and flow
with flexible capillary

■ Dimensional drawings

2

D
dM

D
dM

b

b

_

R
³
(5. 150
9)

R
³
(5. 150
9)

l

l

+

Connection to EN 1092-1
Nom. diam.

Nom. press.

b

D

dM

l

mm

mm

mm

mm

Connection to EN 1092-1
Nom. diam.

Nom. press.

b

D

dM

l

DN 50

PN 16 ... PN 100 20

102

59

100

DN 80

20

138

89

100

mm

mm

mm

DN 100

20

158

89

100

DN 50

PN 16 ... PN 100 20

102

59

100

DN 125

22

188

124

100

DN 80

20

138

89

100

DN 100

20

158

89

100

DN 125

22

188

124

100

Connection to ASME B16.5
Nom. diam.

2 inch

mm

Nom. press.

b

D

dM

I

lb/sq.in.

mm

mm

mm

mm

Connection to ASME B16.5

(inch)

(inch)

(inch)

(inch)

Nom. diam.

150 .... 2500

20

100

59

100

(0.79)

(3.94)

(2.32)

(3.94)

20

134

89

100

3 inch

(0.79)
4 inch
5 inch

(5.28)

(2.32)

2 inch

(3.94)

20

158

89

100

(0.79)

(6.22)

(2.32)

(3.94)

22

186

124

100

(0.87)

(7.32)

(4.88)

(3.94)

3 inch
4 inch

D

dM

mm

mm

mm

mm

(inch)

(inch)

(inch)

(inch)
100

150 ... 2500

20

100

59

(0.79)

(3.94)

(2.32)

(3.94)

20

134

89

100

(0.79)

(5.28)

(2.32)

(3.94)

20

158

89

100

(0.79)

(6.22)

(2.32)

(3.94)

22

186

124

100

(0.87)

(7.32)

(4.88)

(3.94)

d: Inside diameter of gasket according to EN 1092-1 /
ASME B16.5

5 inch

dM: Effective diaphragm diameter

d: Inside diameter of gasket according to EN 1092-1 /
ASME B16.5

Diaphragm seals of sandwich design with flexible capillary for connection to SITRANS P pressure transmitters for pressure, dimensions in mm
(inch)

I

Nom. press. b
lb/sq.in.

dM: Effective diaphragm diameter
Diaphragm seals of sandwich design (without flange) with flexible capillary for connection to SITRANS P pressure transmitters for absolute pressure or differential pressure and flow, dimensions in mm (inch)

2/160

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Diaphragm seals of flange design
For gage, absolute, differential pressure and flow
with flexible capillary

■ Overview

2

Diaphragm seals of flange design

■ Technical specifications
Diaphragm seals of flange design with flexible capillary

Sealing material in the process
flanges

Nominal diameter

Nominal pressure

• DN 50 (recommendable only for
pressure transmitters for pressure)

PN 10 ... PN 40, PN 100

• For pressure transmitters, absolute
pressure transmitters and lowpressure applications

Copper

• DN 80

PN 10 ... PN 40, PN 100

• For other applications

Viton

• DN 100

PN 16, PN 40

Maximum pressure

• DN 125

PN 16, PN 40

See above and the technical data
of the pressure transmitter

• 2 inch (recommendable only for
pressure transmitters for pressure)

Class 150, class 300, class 600,
class 1500

Tube length

Without tube as standard (tube
available on request)

• 3 inch

Class 150, class 300, class 600

Capillary

• 4 inch

Class 150, class 300, class 400

• Length

• 5 inch

Class 150, class 300, class 400

Sealing face
• For stainless steel, mat.
No. 1.4404/316L

To EN 1092-1, form B1 or
ASMR B16.5 RF 125 ... 250 AA

• For the other materials

To EN 1092-1, form B2 or
ASME B16.5 RFSF

• Internal diameter

2 mm (0.079 inch)

• Minimum bending radius

150 mm (5.9 inch)

Filling liquid
(for remote seals of sandwich and
flange design)

High-temperature oil

• Main body

Stainless steel 316L

• Wetted parts

Stainless steel 316L

Halocarbon oil (for measuring O2)
Food oil (FDA listed)

• Without foil

Glycerine/water (not for use in
low-pressure range)

• PTFE (for vacuum on request)
• ECTFE (for vacuum on request)

Permissible ambient temperature

Dependent on the pressure transmitter and the filling liquid of the
remote seal
More information can be found in
the technical data of the pressure
transmitters and in the section
"Technical data of filling liquid" in
the Technical description to the
remote seals

Weight

Approx. 4 kg (8.82 lb)

• PFA (for vacuum on request)
Monel 400, mat. No. 2.4360
Hastelloy C276, mat. No. 2.4819
Hastelloy C4, mat. No. 2.4610
Tantalum

• Sheath

Silicone oil M5
Silicone oil M50

Materials

• Capillary

Max. 10 m (32.8 ft), longer
lengths on request

Stainless steel, mat.
No. 1.4571/316Ti
Spiral hose made of stainless
steel, mat. No. 1.4404/316L

Certificate and approvals
Classification according to pressure
equipment directive
(DRGL 97/23/EC)

For gases of fluid group 1 and liquids of fluid group 1; complies
with requirements of article 3,
paragraph 3 (sound engineering
practice)

Siemens FI 01 · 2009

2/161

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Diaphragm seals of flange design
For gage, absolute, differential pressure and flow
with flexible capillary
Selection and Ordering data

2

Order No. Ord. code

Order No. Ord. code

Selection and Ordering data

Diaphragm seal

Diaphragm seal

Flange design, with flexible capillary, connected
to a pressure transmitter
SITRANS P (order separately):

Flange design, with flexible capillary, connected
to a pressure transmitter
SITRANS P (order separately):

for pressure 7MF403 7 and 7MF4237 together D) 7 M F 4 9 2 0 with Order code "V01" (vacuum-proof design)
and 7MF80271);
scope of delivery: 1 off

for pressure 7MF403 7 and 7MF4237 together D) 7 M F 4 9 2 0 with Order code "V01" (vacuum-proof design)
and 7MF80271);
scope of delivery: 1 off

for absolute pressure 7MF433 7;
scope of delivery: 1 off

D) 7 M F 4 9 2 1 -

for absolute pressure 7MF433 7;
scope of delivery: 1 off

for differential pressure and flow 7MF443 7; D) 7 M F 4 9 2 3 scope of delivery: 2 off

D) 7 M F 4 9 2 1 -

for differential pressure and flow 7MF443 7; D) 7 M F 4 9 2 3 scope of delivery: 2 off

1 7777 - 7B 777
Nominal diameter and nominal pressure
• DN 50
PN 10 ... 40
PN 100
(DN 50 recommended only for pressure
transmitters for pressure)
PN 10 ... 40
PN 100

D
E

• DN 100

PN 16
PN 40

G
H

• DN 125

PN 16
PN 40

J
K

Class 150
Class 300
Class 600
Class 1500
(2 inch recommended only for pressure
transmitters for pressure)
• 3 inch
Class 150
Class 300
Class 600

L
M
N
P

• 4 inch

T
U
V

• 2 inch

Class 150
Class 300
Class 400

W
X
Y

Other version
Add Order code and plain text:
Nominal diameter: ...; Nominal pressure: ...
Sealing face: See "Technical data"

Z

Wetted parts materials
• Stainless steel 316L
- without foil
- with PTFE coating
- with ECTFE coating2)
- with PFA coating
• Monel 400, mat. No. 2.4360
• Hastelloy C276, mat. No. 2.4819
• Hastelloy C4, mat. No. 2.4610
• Tantalum
Other version
Add Order code and plain text:
Wetted parts materials: ...
Tube length
• without tube
Other version:
Add Order code and plain text:
Tube length: ...

2/162

Siemens FI 01 · 2009

Length of capillary4)
• 1.0 m
(3.28 ft)
• 1.6 m
(5.25 ft)
• 2.5 m
(8.20 ft)
• 4.0 m
(13.1 ft)
• 6.0 m
(19.7 ft)
• 8.0 m
(26.25 ft)
• 10.0 m
(32.8 ft)
Other version
Add Order code and plain text:
Length of capillary: ...

Q
R
S

Class 150
Class 300
Class 400
Smooth sealing face to EN 1092-1, form B1 or
to ASME B16.5 RF 125 ... 250 AA

• 5 inch

Filling liquid
• Silicone oil M5
• Silicone oil M50
• High-temperature oil
• Halocarbon oil (for measuring O2)
• Glycerin/water3)
• Food oil (FDA listed)
Other version
Add Order code and plain text:
Filling liquid: ...

A
B

• DN 80

1 7777 - 7B 777
1
2
3
4
6
7
9

M1 Y

2
3
4
5
6
7
8
9

N1Y

1)

With 7MF8027 and the measuring cells Q, S, T and U also order the
vacuum-tight version.
For vacuum on request.
3) Not suitable for use in low-pressure range.
4)
Max. capillary length, see section "Technical description".
D) Subject to export regulations AL: N, ECCN: EAR99H.
2)

Selection and Ordering data
J1Y

Spark arrestor
With spark arrestor for mounting on zone 0 (including
documentation) for transmitters for
• pressure and absolute pressure
• differential pressure
A
E0
F
D
G
J
U
K
Z

K1Y

0
9

L1Y

Order code

Further designs
Please add "-Z" to Order No. and specify Order code.

A01
A02

Quality inspection certificate (Factory calibration) to
IEC 60770-2

C11

Acceptance test certificate
to EN 10204, section 3.1

C12

Vacuum-proof design
for use in low-pressure range for transmitters for
• pressure
• differential pressure
Calculation of span of associated pressure
transmitter
Enclose filled-in questionnaire with order

V01
V03
Y05

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Diaphragm seals of flange design
For gage, absolute, differential pressure and flow
with flexible capillary

■ Dimensional drawings
D

2

)

n xd 2

_

³1
R

ø d4

ø k

ø d4

ø k

50

n xd 2

b
f

dM

dM

(5.
9

D

b

f

R

³1

50

R
³
(5. 150
9)

(5.

9)

+

Connection to EN 1092-1
Nom.
diam.

Nom.
press.

DN 50

PN 40
PN 100
DN 80 PN 40
PN 100
DN 100 PN 16
PN 40
DN 125 PN 16
PN 40

Connection to EN 1092-1

b
mm

D
mm

d2
mm

d4
mm

dM
mm

f
mm

k
mm

n

Nom.
diam.

20
28
24
32
20
24
22
26

165
195
200
230
220
235
250
270

18
26
18
26
18
22
18
26

102
102
138
138
158
162
188
188

59
59
89
89
89
89
124
124

2
2
2
2
2
2
2
2

125
145
160
180
180
190
210
220

4
4
8
8
8
8
8
8

DN 80

2 inch

3 inch

4 inch

5 inch

Nom.
press.

b

lb/sq.in. mm
(inch)
150
20
(0.79)
300
22.5
(0.89)
600
32
(1.26)
150
24
(0.96)
300
29
(1.14)
400
38.5
(1.52)
150
24
(0.95)
300
32
(1.26)
400
41.5
(1.62)
150
24
(0.94)
300
35
(1.38)
400
45.5
(1.79)

PN 40
PN 100
DN 100 PN 16
PN 40
DN 125 PN 16
PN 40

D

d2

d4

dM

f

k

mm
(inch)
150
(5.80)
165
(6.50)
165
(6.50)
190
(7.48)
210
(8.27)
210
(8.27)
230
(9.06)
255
(10.04)
255
(10.04)
255
(10.04)
280
(11.02)
280
(11.02)

mm
(inch)
20
(0.79)
20
(0.79)
20
(0.79)
20
(0.79)
22
(0.87)
22
(0.87)
20
(0.79)
22
(0.87)
26
(1.02)
22
(0.87)
22
(0.87)
26
(1.02)

mm
(inch)
92
(3.62)
92
(3.62)
92
(3.62)
127
(5)
127
(5)
127
(5)
158
(6.22)
158
(6.22)
158
(6.22)
186
(7.32)
186
(7.32)
186
(7.32)

mm
(inch)
59
(2.32)
59
(2.32)
59
(2.32)
89
(3.50)
89
(3.50)
89
(3.50)
89
(3.50)
89
(3.50)
89
(3.50)
124
(4.88)
124
(4.88)
124
(4.88)

mm
(inch)
1.6
(0.06)
1.6
(0.06)
1.6
(0.06)
1.6
(0.06)
1.6
(0.06)
6.4
(0.25)
1.6
(0.06)
1.6
(0.06)
6.4
(0.25)
2
(0.08)
2
(0.08)
7
(0.28)

mm
(inch)
120.5
(4.74)
127
(5)
127
(5)
152.5
(6)
168.5
(6.63)
168.5
(6.63)
190.5
(7.5)
200
(7.87)
200
(7.87)
216
(8.50)
235
(9.25)
235
(9.25)

n

4
8
8
4
8
8
4
8
8
4
8

b
mm

D
mm

d2
mm

d4
mm

dM
mm

f
mm

k
mm

n

24
32
20
24
22
26

200
230
220
235
250
270

18
26
18
22
18
26

138
138
158
162
188
188

89
89
89
89
124
124

2
2
2
2
2
2

160
180
180
190
210
220

8
8
8
8
8
8

Connection to ASME B16.5
Nom. Nom.
diam. press.

Connection to ASME B16.5
Nom.
diam.

Nom.
press.

b

lb/sq.in. mm
(inch)
3 inch 150
24
(0.96)
300
29
(1.14)
600
38.5
(1.52)
4 inch 150
24
(0.95)
300
32
(1.26)
400
41.5
(1.62)
5 inch 150
24
(0.94)
300
35
(1.38)
400
45.5
(1.79)

D

d2

d4

dM

f

k

mm
(inch)
190
(7.48)
210
(8.27)
210
(8.27)
230
(9.06)
255
(10.04)
255
(10.04)
255
(10.04)
280
(11.02)
280
(11.02)

mm
(inch)
20
(0.79)
22
(0.87)
22
(0.87)
20
(0.79)
22
(0.87)
26
(1.02)
22
(0.87)
22
(0.87)
26
(1.02)

mm
(inch)
127
(5)
127
(5)
127
(5)
158
(6.22)
158
(6.22)
158
(6.22)
186
(7.32)
186
(7.32)
186
(7.32)

mm
(inch)
89
(3.50)
89
(3.50)
89
(3.50)
89
(3.50)
89
(3.50)
89
(3.50)
124
(4.88)
124
(4.88)
124
(4.88)

mm
(inch)
1.6
(0.06)
1.6
(0.06)
6.4
(0.25)
1.6
(0.06)
1.6
(0.06)
6.4
(0.25)
2
(0.08)
2
(0.08)
7
(0.28)

mm
(inch)
152.5
(6)
168.5
(6.63)
168.5
(6.63)
190.5
(7.5)
200
(7.87)
200
(7.87)
216
(8.50)
235
(9.25)
235
(9.25)

n

4
8
8
4
8
8
4
8
8

d: Inside diameter of gasket according to EN 1092-1 / ASME B16.5
dM: Effective diaphragm diameter
Diaphragm seals of flange design with flexible capillary for connection to
SITRANS P pressure transmitters for absolute pressure or for differential
pressure and flow, dimensions in mm (inch)

8

d: Inside diameter of gasket according to EN 1092-1 / ASME B16.5
dM: Effective diaphragm diameter
Diaphragm seals of flange design with flexible capillary for connection to
SITRANS P pressure transmitters for pressure, dimensions in mm (inch)

Siemens FI 01 · 2009

2/163

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Diaphragm seals of flange design
For gage and absolute pressure,
directly fitted on transmitter

■ Overview

2

Diaphragm seals of flange design, directly fitted on a pressure transmitter
for pressure

■ Technical specifications
Diaphragm seals (flange design) for pressure and absolute pressure, directly fitted on a transmitter

Capillary
• Length

Max. 10 m (32.8 ft), longer
lengths on request

PN 40, PN 100

• Internal diameter

2 mm (0.079 inch)

PN 40, PN 100

• Minimum bending radius

150 mm (5.9 inch)

• DN 100

PN 16, PN 40

Filling liquid

• 2 inch

Class 150, class 300, class 600,
class 1500

• 3 inch

Class 150, class 300, class 600

• 4 inch

Class 150, class 300, class 400

• Silicone oil M5
• Silicone oil M50
• High-temperature oil
• Halocarbon oil (for measuring
O 2)
• Food oil (FDA listed)
• Glycerine/water (not suitable for
use in low-pressure range)

Max. recommended process
temperature

170 °C (338 °F)

Permissible ambient temperature

Dependent on the pressure transmitter and the filling liquid of the
remote seal.
More information can be found in
the technical data of the pressure
transmitters and in the section
"Technical data of filling liquid" in
the Technical description to the
remote seals.

Weight

Approx. 4 kg (8.82 lb)

Nominal diameter

Nominal pressure

• DN 50
• DN 80

Sealing face
• For stainless steel, mat. No.
1.4404/316L

To EN 1092-1, form B1 or ASME
B16.5 RF 125 ... 250 AA

• For the other materials

Smooth to EN 1092-1, form B2 or
ASME B16.5 RFSF

Materials
• Main body

Stainless steel 316L

• Wetted parts

Stainless steel 316L
• Without foil
• PTFE (for vacuum on request)
• ECTFE (for vacuum on request)
• PFA (for vacuum on request)
Monel 400, mat. No. 2.4360
Hastelloy C276, mat. No. 2.4819
Hastelloy C4, mat. No. 2.4610
Tantalum

• Capillary

Stainless steel, 1.4571/316Ti

• Sealing material on the process
connection

Copper

Maximum pressure

See above and the technical data
of the transmitter

Tube length

• Without tube
• 50 mm (1.97 inch)
• 100 mm (3.94 inch)
• 150 mm (5.91 inch)
• 200 mm (7.87 inch)

2/164

Siemens FI 01 · 2009

Certificate and approvals
Classification according to pressure
equipment directive (DRGL
97/23/EC)

For gases of fluid group 1 and liquids of fluid group 1; complies
with requirements of article 3,
paragraph 3 (sound engineering
practice)

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Diaphragm seals of flange design
For gage and absolute pressure,
directly fitted on transmitter
Selection and Ordering data

Order No. Ord.code
D) 7 M F 4 9 1 0 -

Diaphragm seal
Directly fitted to a pressure transmitter
SITRANS P for pressure 7MF403 7 and
7MF4237 together with Order code "V01" (vacuum-proof design) and 7MF80271); must be
ordered separately

77777

Process connection
• Vertical (pressure transmitter upright)

0

• Horizontal

2

Nominal diameter and nominal pressure
• DN 50
PN 40
PN 100
PN 40
PN 100

D
E

• DN 100

PN 16
PN 40

G
H

D) 7 M F 4 9 1 0 -

Diaphragm seal
777

Directly fitted to a pressure transmitter
SITRANS P for pressure 7MF403 7 and
7MF4237 together with Order code "V01" (vacuum-proof design) and 7MF80271); must be
ordered separately

77777

Filling liquid
• Silicone oil M5
• Silicone oil M50
• High-temperature oil
• Halocarbon oil (for measuring O2)
• Glycerin/water3)
• Food oil (FDA listed)
Other version
Add Order code and plain text:
Filling liquid: ...

A
B

• DN 80

Order No. Ord.code

Selection and Ordering data

777

2
1
2
3
4
6
7
9

M1 Y

1)

With 7MF8027 and the measuring cells Q, S, T and U also order the vacuum-tight version.
For vacuum on request.
3)
Not suitable for use in low-pressure range.
D) Subject to export regulations AL: N, ECCN: EAR99H.
2)

• 2 inch

Class 150
Class 300
Class 600
Class 1500

L
M
N
P

• 3 inch

Class 150
Class 300
Class 600

Q
R
S

Selection and Ordering data

• 4 inch

Class 150
Class 300
Class 400
Smooth sealing face to DIN 1092-01, form B1 or
B2, or to ASME B16.5 125 ... 250 AA or RFSF

T
U
V

Spark arrestor
With spark arrestor for mounting on zone 0 (including
documentation) for transmitters for pressure and absolute pressure

A01

Z

Quality inspection certificate (Factory calibration) to
IEC 60770-2
to IEC 60770-2

C11

Other version
Add Order code and plain text:
Nominal diameter: ...; Nominal pressure: ...

Acceptance test certificate
to EN 10204, section 3.1

C12

Vacuum-proof design
for use in low-pressure range for transmitters for
pressure

V01

Calculation of span of associated pressure
transmitter
Enclose filled-in questionnaire with order

Y05

Wetted parts materials
• Stainless steel 316L
- without foil
- with PTFE coating
- with ECTFE coating2)
- with PFA coating
• Monel 400, mat. No. 2.4360
• Hastelloy C276, mat. No. 2.4819
• Hastelloy C4, mat. No. 2.4610
• Tantalum
Other version
Add Order code and plain text:
Wetted parts materials: ...
Tube length
• Without tube
• 50 mm
• (1.97 inch)
• 100 mm
• (3.94 inch)
• 150 mm
• (5.90 inch)
• 200 mm
• (7.87 inch)
Other version:
Add Order code and plain text:
Tube length: ...

Order code

Further designs
Please add "-Z" to Order No. and specify Order code.

J1Y

A
E0
F
D
G
J
U
K
Z

K1Y

0
1
2
3
4
9

L1Y

Siemens FI 01 · 2009

2/165

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Diaphragm seals of flange design
For gage and absolute pressure,
directly fitted on transmitter

■ Dimensional drawings

Connection to EN 1092-1
Nom.
diam.

Nom.
press.

b

D

DN 50

PN 40

mm

mm

mm

20

165

18

PN 100 28

195

26

102

Vertical
process connection

193 (7.6)

2
83 (3.27)

DN 80

f

L

b

n x d2

f

193 (7.6)

b

mm

mm

n

mm

mm

mm

102

48.3 59

2

125

4

48.3 59

2

145

4

18

138

76

89

2

160

8

26

138

76

89

2

180

8

DN 100 PN 16

20

220

18

158

94

89

2

180

8

PN 40

24

235

22

162

94

89

2

190

8

300

ø d5

ø d4

øk

øD

k

200

600

1500
211 (8.3)

Horizontal
process connection

f

230

2 inch 150

n xd 2

dM

24

lb/
sq.in.

øD
L

d5

PN 100 32

Nom. Nom. b
diam. press.

Tube length L
see Ordering Data

øk

d4

Connection to ASME B16.5

ø d5
ø d4

PN 40

d2

226 (8.9)

mm

D

d2

d4

d5

dM

f

k

mm

mm

mm

mm

mm

mm

mm

(inch) (inch)

(inch) (inch) (inch) (inch) (inch) (inch)

20

20

150

300

4 inch 150

300

1.6

120.5 4

(2.32) (0.06) (4.74)

22.5

20

59

165

92

48.3

1.6

127

(0.89) (6.5)

(0.79) (3.62) (1.9)

(2.32) (0.06) (5)

32

20

59

165

92

48.3

6.4

127

(1.26) (6.5)

(0.79) (3.62) (1.9)

(2.32) (0.25) (5)

45

26

59

215

24

190

29

210

(1.14) (8.27)
600

59

(0.79) (3.62) (1.9)

(0.95) (7.48)

Diaphragm seals of flange design, direct connection to a SITRANS P
pressure transmitter (process connection vertical (top) and horizontal
(bottom)), dimensions in mm (inch)

48.3

(0.79) (5.91)

(1.77) (8.46)
3 inch 150

92

38.5

210

92

48.3

(1.02) (3.62) (1.9)
20

127

(0.79) (5)
22

127

(0.87) (5)
127

165

76

89

(3)

(3.50) (0.06) (6)

1.6

76

89

(3)

(3.50) (0.06) (6.63)

1.6

76

89

(3.50) (0.25) (6.63)

24

6.4

20

94

89

1.6

168.5 8

190.5 8

(0.95) (9.06)

(0.79) (6.22) (3.69) (3.50) (0.06) (7.5)

32

22

158

94

8

168.5 8

(3)

255

8

152.5 4

(0.87) (5)
158

8

(2.32) (0.25) (6.5)

(1.52) (8.27)
230

22

6.4

n

89

1.6

200

8

(1.26) (10.04) (0.79) (6.22) (3.69) (3.50) (0.06) (7.87)
400

41.5

255

26

158

94

89

6.4

200

(1.62) (10.04) (1.02) (6.22) (3.69) (3.50) (0.25) (7.87)

d: Inside diameter of gasket according to EN 1092-1/
ASME B16.5
dM: Effective diaphragm diameter

2/166

Siemens FI 01 · 2009

8

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Diaphragm seals of flange design
For differential pressure,
fixed connection and with capillary

■ Overview

2

Diaphragm seals of flange design for pressure transmitters for differential
pressure, fixed connection and with flexible capillary

■ Technical specifications
Diaphragm seals of flange design for pressure transmitters for differential pressure, fixed connection and with flexible capillary
Nominal diameter

Nominal pressure

• DN 80

PN 40

• DN 100

PN 16, PN 40

• 3 inch

Class 150, class 300

• 4 inch

Class 150, class 300

Tube length

Without tube
50 mm (1.97 inch)
100 mm (3.94 inch)
150 mm (5.91 inch)
200 mm (7.87 inch)

Capillary
• Length

Max. 10 m (32.8 ft), longer
lengths on request

Sealing face
• For stainless steel, mat.
No. 1.4404/316L

To EN 1092-1, form B1 or
ASME B16.5 RF 125 ... 250 AA

• Internal diameter

2 mm (0.079 inch)

• Minimum bending radius

150 mm (5.9 inch)

• For the other materials

To EN 1092-1, form B2 or
ASME B16.5 RFSF

Filling liquid

Silicone oil M5
Silicone oil M50

Materials

High-temperature oil

• Main body

Stainless steel 316L

Halocarbon oil (for measuring O2)

• Wetted parts

Stainless steel 316L

Food oil (FDA listed)

• Without foil

Glycerine/water (not suitable for
use in low-pressure range)

• PTFE (for vacuum on request)
• ECTFE (for vacuum on request)
• PFA (for vacuum on request)
Monel 400, mat. No. 2.4360

Max. recommended process
temperature

170 °C (338 °F)

Permissible ambient temperature

Dependent on the pressure transmitter and the filling liquid of the
remote seal
More information can be found in
the technical data of the pressure
transmitters and in the section
"Technical data of filling liquid" in
the Technical description to the
remote seals

Weight

Approx. 4 kg (8.82 lb)

Hastelloy C276, mat. No. 2.4819
Hastelloy C4, mat. No. 2.4610
Tantalum
• Capillary

Stainless steel, mat.
No. 1.4571/316Ti

• Sheath

Spiral hose made of stainless
steel, mat. No. 1.4301/316

Certificate and approvals

Sealing material in the process
flanges
• For pressure transmitters, absolute
pressure transmitters and lowpressure applications

Copper

• For other applications

Viton

Maximum pressure

See above and the technical data
of the pressure transmitter

Classification according to pressure
equipment directive (DRGL
97/23/EC)

For gases of fluid group 1 and liquids of fluid group 1; complies
with requirements of article 3,
paragraph 3 (sound engineering
practice)

Siemens FI 01 · 2009

2/167

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Diaphragm seals of flange design
For differential pressure,
fixed connection and with capillary
Order No. Ord. code

Selection and Ordering data

D) 7 M F 4 9 1 3 -

Diaphragm seal

2

Mounting flange (with tube as option) for
direct mounting to high-pressure side and
flanged remote seal without tube, fitted by
means of capillary to low-pressure side of
SITRANS P for differential pressure, DS III series
(7MF4437)
Flange, connection to EN 1092-1
Nom. diam.
Nom. press.
• DN 80
PN 40
• DN 100
PN 16
PN 40

1 7777 - 7B 777

Class 150
Class 300
Class 150
Class 300

• 4 inch

Other version
Add Order code and plain text:
Flange: ..., Nominal diameter: ...; Nominal
pressure: ...
Wetted parts materials
Smooth sealing face to EN 1092-1, form B1 or
B2, or to ASME B16.5 RF 125 ... 250 AA or RFSF
• Stainless steel 316L
- without foil
- with PTFE coating
- with ECTFE coating1)
- with PFA coating
• Monel 400, mat. No. 2.4360
• Hastelloy C276, mat. No. 2.4819
• Hastelloy C4, mat. No. 2.4610
• Tantalum
Other version
Add Order code and plain text:
Wetted parts materials: ...

D
G
H

Filling liquid
• Silicone oil M5
• Silicone oil M50
• High-temperature oil
• Halocarbon oil (for measuring O2)
• Glycerin/water2)
• Food oil (FDA listed)
Other version
Add Order code and plain text:
Filling liquid: ...

2/168

Siemens FI 01 · 2009

1 7777 - 7B 777

(3.28 ft)
(5.25 ft)
(8.20 ft)
(13.1 ft)

• 6.0 m
(19.7 ft)
• 8.0 m
(26.25 ft)
• 10.0 m
(32.8 ft)
Other version
Add Order code and plain text:
Length of capillary: ...

Q
R
T
U
Z

J1Y

2
3
4
5
6
7
8
9

N1Y

1)

For vacuum on request.
Not suitable for use in low-pressure range.
Max. capillary length, see section "Technical description".
D) Subject to export regulations AL: N, ECCN: EAR99H.
2)
3)

Selection and Ordering data

Order code

Further designs
Please add "-Z" to Order No. and specify Order code.
A
E0
F
D
G
J
U
K
Z

K1Y

Tube length
(for mounting flange on high-pressure side)
• Without tube
• 50 mm
(1.97 inch)
• 100 mm
(3.94 inch)
• 150 mm
(5.90 inch)
• 200 mm
(7.87 inch)
Other version:
Add Order code and plain text:
Tube length: ...

Mounting flange (with tube as option) for
direct mounting to high-pressure side and
flanged remote seal without tube, fitted by
means of capillary to low-pressure side of
SITRANS P for differential pressure, DS III series
(7MF4437)
Length of capillary3)
• 1.0 m
• 1.6 m
• 2.5 m
• 4.0 m

Order No. Ord. code
D) 7 M F 4 9 1 3 -

Diaphragm seal

Flange, connection to ASME B16.5
Nom. diam.
Nom. press.
• 3 inch

Selection and Ordering data

0
1
2
3
4
9

L1Y

1
2
3
4
6
7
9

M1 Y

Spark arrestor
With spark arrestor for mounting on zone 0 (including
documentation)

A02

Quality inspection certificate (Factory calibration) to
IEC 60770-2

C11

Acceptance test certificate
to EN 10204, section 3.1

C12

Vacuum-proof design
for use in low-pressure range

V03

Calculation of span of associated pressure
transmitter
Enclose filled-in questionnaire with order

Y05

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Diaphragm seals of flange design
For differential pressure,
fixed connection and with capillary

■ Dimensional drawings

Connection to EN 1092-1

D
dM

Nom.
diam.

Nom. b
press.

mm

mm

mm

mm

mm

mm

mm

DN 80

PN 40 24

200

18

138

76

89

2

160

8

DN 100 PN 16 20

200

18

158

94

89

2

180

8

PN 40 24

235

22

162

94

89

2

190

8

b

mm

f

ø d4

ø k

R _>

15
0(

5.9
)

n xd 2

D

lb/
sq.in.

+

3 inch 150

d5

dM

f

k

n

mm

D

d2

d4

d5

dM

f

k

mm

mm

mm

mm

mm

mm

mm

(inch) (inch)

(inch) (inch) (inch) (inch) (inch) (inch)

24

20

190

(0.96) (7.48)
300

n xd 2

d4

2

Connection to ASME B16.5
Nom. Nom. b
diam. press.

L

d2

b
4 inch 150

f
300

29

210

127

(0.79) (5)
127

89

(3.50) (0.06) (6)

1,6

76

89

(0.87) (5)

(3)

(3.50) (0.06) (6.63)

24

20

94

89

158

1,6

152,5

(1.14) (8.27)
230

22

76
(3)

1,6

168,5

190,5

(0.95) (9.06)

(0.79) (6.22) (3.69) (3.50) (0.06) (7)

32

22

255

158

94

89

1,6

200

n

4

8

4

8

ø d4
ø d5

øD

øk

(1.26) (10.04) (0.87) (6.22) (3.69) (3.50) (0.06) (7.87)

100
(3.94)

Tube length L
see
Ordering data

d: Inside diameter of gasket according to EN 1092-1 /
ASME B16.5
dM: Effective diaphragm diameter

Diaphragm seals of flange design with flexible capillary, fixed connection, for connection to a SITRANS P pressure transmitter for differential
pressure, dimensions in mm (inch)

Siemens FI 01 · 2009

2/169

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Quick-release diaphragm seals
For gage, absolute and differential pressure

■ Overview

- DN 65

PN 25

- DN 80

PN 25

• Clamp connection

2

- 1½ inch

PN 40

- 2 inch

PN 40

- 2½ inch

PN 25

- 3 inch

PN 25

For differential pressure and flow
• To DIN 11851 with slotted union nut
- DN 50

PN 25

- DN 65

PN 25

- DN 80

PN 25

• To DIN 11851 with threaded socket

Quick-release diaphragm seals, to DIN 11851 with slotted union nut

- DN 50

PN 25

- DN 65

PN 25

- DN 80

PN 25

• Clamp connection
- 2 inch

PN 40

- 2½ inch

PN 25

- 3 inch

PN 25

Sealing face
• For stainless steel, mat. No.
1.4404/316L

To EN 1092-1, form B1 or
ASME B 16.5RF 125 ... 250 AA

• For the other materials

To EN 1092-1, form B2 or
ASME B16.5 RFSF

Materials

Quick-release diaphragm seals, with clamp connection

Quick-release diaphragm seals are available for the following
SITRANS P pressure transmitter series:
• For pressure: MK II, DS III, DS III PA, DS III FF
• For differential pressure and flow: DS III, DS III PA, DS III FF
The quick-release remote seals are common designs in the food
industry. Their design means that the measured medium cannot
accumulate in dead volumes. The quick-release clamp present
on the remote seal means that quick dismounting is possible for
cleaning.

■ Technical specifications
Quick-release diaphragm seal
Connection, nominal diameter

• Main body

Stainless steel 316L

• Wetted parts

Stainless steel 316L

• Capillary

Stainless steel, mat.
No. 1.4571/316Ti

• Sheath

Spiral hose made of stainless
steel, mat. No. 1.4301/316

Maximum pressure

See above and the technical data
of the pressure transmitter

Tube length

Without tube

Capillary
• Length

Max. 10 m (32.8 ft), longer
lengths on request

• Internal diameter

2 mm (0.079 inch)

• Minimum bending radius

150 mm (5.9 inch)

Filling liquid

Food oil (FDA listed)

Nominal pressure

Glycerin/water (not suitable for
use in low-pressure range)

For pressure
• To DIN 11851 with slotted union nut
- DN 25

PN 40

- DN 32

PN 40

- DN 40

PN 40

- DN 50

PN 25

- DN 65

PN 25

- DN 80

PN 25

• To DIN 11851 with threaded socket
PN 40

- DN 32

PN 40

- DN 40

PN 40

- DN 50

PN 25

Siemens FI 01 · 2009

Dependent on the pressure transmitter and the filling liquid of the
remote seal
More information can be found in
the technical data of the pressure
transmitters and in the section
"Technical data of filling liquid" in
the Technical description to the
remote seals

Weight

Approx. 4 kg (8.82 lb)

Certificates and approvals

- DN 25

2/170

Permissible ambient temperature

Classification according to pressure
equipment directive
(DRGL 97/23/EC)

For gases of fluid group 1 and liquids of fluid group 1; complies
with requirements of article 3,
paragraph 3 (sound engineering
practice)

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Quick-release diaphragm seals
For gage, absolute and differential pressure
Order No. Ord. code

Selection and Ordering data
Quick-release diaphragm seal

D) 7 M F 4 9 4 0 -

for SITRANS P pressure transmitters for
pressure 7MF403 7 and 7MF4237 together with
Order code "V01" (vacuum-proof design) and
7MF80271); must be ordered separately
Filling liquid: Food oil (FDA listed)
Material: Stainless steel, mat. No. 1.4435
Nom. diam.
Nom. press.
• Connection to DIN 11851 with slotted union nut
- DN 25
PN 40
- DN 32
PN 40
- DN 40
PN 40
- DN 50
PN 25
- DN 65
PN 25
- DN 80
PN 25
• Connection to DIN 11851 with screw necks
- DN 25
PN 40
- DN 32
PN 40
- DN 40
PN 40
- DN 50
PN 25
- DN 65
PN 25
- DN 80
PN 25
• Clamp connection
- 1½ inch
PN 40
- 2 inch
PN 40
- 2½ inch
PN 40
- 3 inch
PN 40
Other version
Add Order codes and plain text:
Nominal diameter: ...
Nominal pressure: ...

D) 7 M F 4 9 4 3 -

Quick-release diaphragm seal

77 A 0 7 - 7B 777

for SITRANS P pressure transmitters for pressure for differential pressure and flow, type
7MF4437; order separately
Filling liquid: Food oil (FDA listed)
Material: Stainless steel, mat. No. 1.4435
Delivery unit: 2 off
Nom. diam.
Nom. press.
• Connection to DIN 11851 with slotted union nut
- DN 50
PN 25
- DN 65
PN 25
- DN 80
PN 25
• Connection to DIN 11851 with threaded
socket
- DN 50
PN 25
- DN 65
PN 25
- DN 80
PN 25
• Clamp connection
- 2 inch
PN 40
- 2½ inch
PN 40
- 3 inch
PN 40

1B
1C
1D
1E
1F
1G
2B
2C
2D
2E
2F
2G

Other version
Add Order codes and plain text:
Nominal diameter: ...
Nominal pressure: ...

4L
4M
4N
4P

9

H1Y
J1Y

Z

77 A 0 7 - 7B 777

2
1E
1F
1G

2E
2F
2G
4M
4N
4P

9

H1Y
J1Y

Z

Filling liquid
• Glycerin/water1)
• Food oil (FDA listed)
Other version
Add Order code and plain text:
Filling liquid: ...

6
7
9

M1 Y

Connection to transmitter

Filling liquid
• Glycerin/water2)
• Food oil (FDA listed)
Other version
Add Order code and plain text:
Filling liquid: ...

6
7
9

Connection to pressure transmitter
• direct

M1 Y

0

through capillary, length:3)
• 1.0 m
(3.28 ft)
• 1.6 m
(5.25 ft)
• 2.5 m
(8.20 ft)
• 4.0 m
(13.1 ft)
• 6.0 m
(19.7 ft)
• 8.0 m
(26.25 ft)
• 10.0 m
(32.8 ft)
Other version
Add Order code and plain text:
Length of capillary: ...
Further designs

Order No. Ord. code

Selection and Ordering data

2
3
4
5
6
7
8
9

Order code

through capillary, Length:2)
• 1.0 m
(3.28 ft)
• 1.6 m
(5.25 ft)
• 2.5 m
(8.20 ft)
• 4.0 m
(13.1 ft)
• 6.0 m
(19.7 ft)
• 8.0 m
(26.25 ft)
• 10.0 m
(32.8 ft)
Other version
Add Order code and plain text:
Length of capillary: ...

N1Y

Order code

Further designs
Please add "-Z" to Order No. and specify Order
code.
N1Y

Quality inspection certificate (Factory calibration) to IEC 60770-2

C11

Acceptance test certificate

C12

to EN 10204, section 3.1
Vacuum-proof design

Please add "-Z" to Order No. and specify Order
code.

2
3
4
5
6
7
8
9

V03

for use in low-pressure range

Quality inspection certificate (Factory calibration) to IEC 60770-2

C11

Acceptance test certificate

C12

1)

Not suitable for use in low-pressure range.
Max. capillary length, see section "Technical description"
D) Subject to export regulations AL: N, ECCN: EAR99H.
2)

to EN 10204, section 3.1
Vacuum-proof design

V01

for use in low-pressure range
1)

With 7MF8027 and the measuring cells Q, S, T and U also order the
vacuum-tight version.
2)
Not suitable for use in low-pressure range.
3)
Max. capillary length, see section "Technical description"
D) Subject to export regulations AL: N, ECCN: EAR99H.

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Quick-release diaphragm seals
For gage, absolute and differential pressure

■ Dimensional drawings

H

H

H

146 (5.75)

2

dM

dM
DN

D

D

G1

dM

dM
DN

dM

D

D

dM

G1

DN

DN

Mounted directly on SITRANS P transmitter for pressure

R

³

15

0(

5.9

)

G1

DN

DN

G1

Mounted on SITRANS P transmitter for pressure or differential pressure and flow

Clamp connection (left)
DN
(1½ inch)
(2 inch)
(2½ inch)
(3 inch)

Ø dM
32 (1.26)
40 (1.57)
52 (2.05)
72 (2.83)

ØD
50,5
64
77,5
91

(2)
(2.52)
(3.05)
(3.58)

H
35
35
35
35

(1.38)
(1.38)
(1.38)
(1.38)

Connection to DIN 11851 with slotted
union nut (center)

Connection to DIN 11851 with
threaded socket (right)

DN
25
32
40
50
65
80
25

DN
25
32
40
50
65
80

dM Effective diaphragm diameter
Quick-release diaphragm seal, dimensions in mm (inch)

2/172

Siemens FI 01 · 2009

Ø dM
25
32
40
52
65
72
25

ØD
63
70
78
112
112
127
63

H
36
36
36
36
36
36
36

G1
Rd 52x1/6
Rd 52x1/6
Rd 65x1/6
Rd 78x1/6
Rd 95x1/6
Rd 110x1/6
Rd 52x1/6

Ø dM
25
32
40
52
65
72

H
36
36
36
36
36
36

G1
Rd 52x1/6
Rd 52x1/6
Rd 65x1/6
Rd 78x1/6
Rd 95x1/6
Rd 110x1/6

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Miniature diaphragm seal
For gage and absolute pressure

■ Overview

■ Technical specifications
Miniature diaphragm seals
Span with
• G1B
• G1½B
• G2B

> 6 bar (> 87 psi)
> 2 bar (> 29 psi)
> 600 mbar (> 8.7 psi)

Filling liquid

Silicone oil M5 or food oil (FDA listed)

Material
• Main body
• Diaphragm

Stainl. steel mat No. 1.4404/ 316L
Stainl. steel mat No. 1.4404 / 316L

Maximum pressure

100% of nominal pressure of pressure
transmitter, up to maximum of PN 400
(5802 psi) (depending on the seal
used)

Miniature diaphragm seals

Temperature of use

Same as pressure transmitter

The miniature diaphragm seals are available for the following
SITRANS P pressure transmitter series for pressure:
• P300, DS III, DS III PA, DS III FF
Suitable for high pressures, contaminated, fibrous and viscous
media in the chemical, paper, food and drink industries.

Temperature range of medium

Same as pressure transmitter

Max. recommended process
temperature

150 °C (302 °F)

■ Design

Weight
• G1B
• G1½B
• G2B
Certificate and approvals
Classification according to
pressure equipment directive
(DRGL 97/23/EC)

• Flush-mounted diaphragm
• No dead spaces
• Fixed threaded stems

■ Dimensional drawings

Approx. 0.3 kg (approx. 0.66 lb)
Approx. 0.5 kg (approx. 1.10 lb)
Approx. 0.8 kg (approx. 1.76 lb)
For gases of fluid group 1 and liquids
of fluid group 1; complies with
requirements of article 3, paragraph 3 (sound engineering practice)
Order No. Ord. code

Selection and Ordering data

D) 7 M F 4 9 6 0 -

Miniature diaphragm seals

directly fitted to SITRANS P pressure transmitters
for pressure; type, 7MF403 7 and 7MF4237
together with Order code "V01" (vacuum-proof
design) and 7MF80271); must be ordered separately
Material: Stainless steel, mat. No. 1.4401
Pressure rating, see "Pressure transmitters"
146 (5.75)

Process connection
• G1B
• G1½B
• G2B
• 1“ - NPT
• 1½“ - NPT
• 2“ - NPT
Other version, add Order code and plain text:
Process connection: ...

1 77 0 7

C
D
E
K
L
M
Z

Wetted parts materials
• Stainless steel 316L
Other version, add Order code and plain text:
Wetted parts materials: ...
SW

J1Y

A
Z

H

Filling liquid
• Silicone oil M5
• Food oil (FDA listed)
Other version, add Order code and plain text:
Filling liquid: ...

L

777

K1Y

1
7
9

M1 Y

1)

dM

With 7MF8027 and the measuring cells Q, S, T and U also order the
vacuum-tight version.
D) Subject to export regulations AL: N, ECCN: EAR99H.

d

Selection and Ordering data

G

G

Ø dM

SW

Ød

L

H

mm

(inch) mm (inch) mm (inch) mm (inch) mm (inch)

25

(0.98) 41

(1.61) 39

(1.53) 28

(1.1)

56

(2.21)

G1½B 40

(1.57) 55

(2.17) 60

(2.36) 30

(1.18) 50

(1.97)

G2B

(1.97) 60

(2.36) 70

(2.76) 30

(1.18) 63

(2.48)

G1B

50

dM: Effective diaphragm diameter

Order code

Further designs
Please add "-Z" to Order No. and specify Order code.
Quality inspection certificate (Factory calibration) to
IEC 60770-2

C11

Acceptance test certificate
to EN 10204, section 3.1

C12

Vacuum-proof design
for use in low-pressure range

V01

Miniature diaphragm seal, dimensions in mm (inch)
Siemens FI 01 · 2009

2/173

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Flushing rings
For diaphragm seals

■ Overview

■ Technical specifications
Flushing ring for remote seals of sandwich and flange design

2

Nominal diameter

Nominal pressure

• DN 50

PN 16 ... PN 100

• DN 80

PN 16 ... PN 100

• DN 100

PN 16 ... PN 100

• DN 125

PN 16 ... PN 100

• 2 inch

Class 150 ... class 600

• 3 inch

Class 150 ... class 600

• 4 inch

Class 150 ... class 600

• 5 inch

Class 150 ... class 600

Flushing ring

Sealing face

Flushing rings are required for flange-mounted and sandwichtype remote seals (Order No. 7MF4900 ... 7MF4923) if the danger exists that the process conditions and the geometry of the
connection could cause the medium to form deposits or blockages.

• To EN 1092-1

Form B2
Form D/Form D
Form C/Form C

The flushing ring is clamped between the process flange and
the remote seal.
Deposits can be flushed away from the diaphragm through the
holes in the side, or the pressure volume can be vented. Different
nominal diameters and forms permit adaptation to the respective process flange.

Form C/Form C
Form E
Form F
• To ASME B16.5

RJT ring groove
Flushing holes (2 off), female
thread:

For flanges to EN and ASME:
DN 50, 80, 100, 125; PN 16 ... 100 or
DN 2 inch, 3 inch, 4 inch, 5 inch; Class 150 ... 600

■ Design
Spülring
Flushing
ring
Dichtung

Measuring
point flange

Installation example

2/174

Siemens FI 01 · 2009

• G½
• ½-14 NPT

Material: CrNi-Stahl, mat. No. 1.4404/316L
Sealing faces and flushing holes: See Selection and Ordering
data

Gasket

• G¼
• ¼-18 NPT

Standard design

Flushing outlet

RF 125 ... 250 AA
RFSF

Process connection

Remote seal flange

Form B1

Flushing inlet

Material

Stainless steel 1.4404/316L

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Flushing rings
For diaphragm seals
Selection and Ordering data

Order No. Ord. code
D) 7 M F 4 9 2 5 -

1 7777

Nom. diam.
• DN 50
• DN 80
• DN 100
• DN 125

Nom. press.
PN 16 ... PN 100
PN 16 ... PN 100
PN 16 ... PN 100
PN 16 ... PN 100

A
B
C
D

• 2 inch
• 3 inch
• 4 inch
• 5 inch

Class 150 ... 600
Class 150 ... 600
Class 150 ... 600
Class 150 ... 600

G
H
J
K

Other version
Add Order code and plain text:
Nominal diameter: ...; Nominal pressure: ...

- Form C/Form C
- Form D/Form C
- Form D/Form D
- Form E
- Form F
• ASME B16.5
- RF 125 ... 250 AA
- RFSF
- RJT ring groove
Other version
Add Order code and plain text:
Sealing face: ...
Flushing holes (2 off)
• Female thread G¼
• Female thread G½
• Female thread ¼-18 NPT
• Female thread ½-14 NPT
Material
• Stainless steel 316L
Other version
Add Order code and plain text:
Material: ...
Selection and Ordering data

2

di
d4

Z

Sealing face
• EN 1092-1
- Form B1
- Form B2

777

Thread

for remote seals 7MF4900 to 7MF4923

■ Dimensional drawings

h

Flushing ring

J1Y

Connection to EN 1092-1
DN

PN

d4

di

h

(mm)

(bar)

(mm)

(mm)

(mm)

Weight
(kg)

50

16 ... 100

102

62

30

1.10

A
C

80

16 ... 100

138

92

30

1.90

100

16 ... 100

162

92

30

3.15

D
E
F

125

16 ... 100

188

126

30

3.50

Connection to ASME B 16.5
DN

G
H

inch

M
Q
R
Z

K1Y

Class

di

d4
mm

h

Weight

(inch) mm (inch) mm (inch) kg

(lb)
(1.32)

2

150 ... 600 92

(3.62) 62

(2.44) 30

(1.18) 0.60

3

150 ... 600 127

(5)

92

(3.62) 30

(1.18) 1.05

(2.31)

4

150 ... 600 157

(6.18) 92

(3.62) 30

(1.18) 2.85

(6.28)

5

150 ... 600 185.5 (7.3)

126 (4.96) 30

(1.18) 3.30

(7.28)

Flushing ring, dimension drawing
1
2
3
4
0
9

M1 Y

Order code

Further designs
Please add "-Z" to Order No. and specify Order code.
Acceptance test certificate
to EN 10204, section 3.1

C12

D) Subject to export regulations AL: N, ECCN: EAR99H.

Siemens FI 01 · 2009

2/175

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Clamp-on seals of flange design
For gage pressure, differential pressure and flow

■ Overview

■ Technical specifications
Clamp-on seals for flange-mounting

2

Nominal diameter

Nominal pressure

• DN 25

PN 6 ... PN 100

• DN 40

PN 6 ... PN 100

• DN 50

PN 6 ... PN 100

• DN 80

PN 6 ... PN 100

• DN 100

PN 6 ... PN 100

• 1 inch

Class 150 ... class 2500

• 1½ inch

Class 150 ... class 2500

• 2 inch

Class 150 ... class 2500

• 3 inch

Class 150 ... class 2500

• 4 inch

Class 150 ... class 2500

Process connection

Flange to EN 1092-1 or
ASME B 16.5

Clamp-on seals for flange-mounting

Sealing face

The clamp-on seal is completely integrated in the process line.
It is particularly suitable for flowing and highly viscous media.

To EN 1092-1, form B1 or to
ASME B16.5 RF 125 ... 250 A or
RFSF

Materials

The clamp-on remote seal consists of a cylindrical jacket into
which a thin-walled pipe is welded. It is clamped directly between two flanges in the pipeline.

■ Design

• Main body

Stainless steel 1.4404/316L

• Diaphragm

Stainless steel 1.4404/316L

• Wetted parts

Stainless steel 1.4404/316L
• Without foil

• Clamp-on seals for flange-mounting (flange design) to
EN/ASME for SITRANS P pressure transmitters
- For pressure: P300, DS III, DS III PA and DS III FF series
- For differential pressure and flow: DS III, DS III PA and
DS III FF
• Sealing face to EN 1092-1 or ASME B16.5
• Connection to the transmitter directly or by means of a flexible
capillary (max. 10 m long)
• See Technical data for details of materials used for the wetted
parts
• Material used for the capillary, the guard sleeve, the seal’s
main body and the measuring cell: Stainless steel,
mat.-No. 1.4571
• Filling liquid: Silicone oil, high-temperature oil, halocarbon oil,
food oil (FDA listed) or glycerin/water (not suitable for uses in
low-pressure range)

• ECTFE coating
• PFA coating (for vacuum on request)
Monel 400, mat. No. 2.4360
Hastelloy C276, mat. No. 2.4819
Hastelloy C4, mat. No. 2.4610
Tantalum
• Capillary

Stainless steel, mat.
No. 1.4571/316Ti

• Sheath

Spiral hose made of stainless
steel, mat. No. 1.4301/316

Capillary
• Length

Max. 10 m (32.8 ft)

• Internal diameter

2 mm (0.079 inch)

• Minimum bending radius

150 mm (5.9 inch)

Filling liquid

■ Function

Silicone oil M5
Silicone oil M50

The measured pressure is transferred from the diaphragm to the
filling liquid and passes either directly or through the capillary to
the measuring chamber of the pressure transmitter. The interior
of the diaphragm seal and of the capillary, as well as the measuring chamber of the pressure transmitter, are filled gas-free by
the filling liquid.

High-temperature oil
Halocarbon oil
Food oil (FDA listed)
Glycerin/water (not suitable for
uses in low-pressure range)

Note:

Permissible ambient temperature

When operating in the low-pressure range, also during commissioning, it is recommended to use a vacuum-proof remote seal
(see Selection and Ordering data).

See pressure transmitters, see filling liquid

Weight

Approx. 4 kg (8.82 lb)

Certificates and approvals
Classification according to pressure
equipment directive
(DRGL 97/23/EC)

2/176

Siemens FI 01 · 2009

For gases of fluid group 1 and liquids of fluid group 1; complies
with the requirements of article 3,
paragraph 1 (appendix 1);
assigned to category III, conformity evaluation module H by the
TÜV Nord

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Clamp-on seals of flange design
For gage pressure, differential pressure and flow
Selection and Ordering data

Order No. Ord. code

Order code

Selection and Ordering data

Clamp-on seal for flange-mounting for
SITRANS P pressure transmitters

Further designs
Please add "-Z" to Order No. and specify Order code.

D) 7 M F 4 9 8 0 for pressure
7MF403 7 and 7MF4237 together with Order
code "V01" (vacuum-proof design) and
7MF80271); must be ordered separately, scope
of delivery: 1 off

Spark arrestor
With spark arrestor for mounting on zone 0 (including
documentation)
• Pressure and absolute pressure

A01

D) 7 M F 4 9 8 3 for differential pressure and flow
7MF4433 or 7MF4434; order separately, scope
of delivery: 1 pair (set); Material: Completely of
stainless steel, mat. No. 1.4404/316L;
Process connection to EN 1092-1 or ASME
B16.5; sealing face to EN 1092-1, form B1,
or to ASME B16.5 RF 125 ... 250 AA

• for differential pressure transmitters

A02

Quality inspection certificate (Factory calibration) to
IEC 60770-2

C11

Acceptance test certificate
To EN 10204, section 3.1

C12

Vacuum-proof design
For use in low-pressure range

V01

Calculation of span of associated pressure transmitter
Enclose filled-in questionnaire with order
Note:
Suffix "Y01" required with pressure transmitter!

Y05

1 77 0 7 - 7B 777
Nominal diameter and nominal pressure
• DN 25
PN 6 ... 100
• DN 40
PN 6 ... 100
• DN 50
PN 6 ... 100
• DN 80
PN 6 ... 100
• DN 100
PN 6 ... 100

B
D
E
G
H

• 1 inch
• 1½ inch
• 2 inch
• 3 inch
• 4 inch

L
M
N
P
Q

Class 150 ... 2500
Class 150 ... 2500
Class 150 ... 2500
Class 150 ... 2500
Class 150 ... 2500

Other version
Add Order code and plain text:
Nominal diameter: ...; Nominal pressure: ...
Wetted parts materials
• Stainless steel 316L
- Without foil
- With PFA coating
- With ECTFE coating2)
• Monel 400, mat. No. 2.4360
• Hastelloy C276, mat. No. 2.4819
• Hastelloy C4, mat. No. 2.4610
• Tantalum
Other version
Add Order code and plain text:
Wetted parts materials: ...
Filling liquid
• Silicone oil M5
• Silicone oil M50
• High-temperature oil
• Halocarbon oil (for measuring O2)
• Glycerin/water3)
• Food oil (FDA listed)
Other version
Add Order code and plain text:
Filling liquid: ...
Connection to transmitter
• direct (only for 7MF4980)
through capillary, length:4)
• 1.0 m
(3.28 ft)
• 1.6 m
(5.25 ft)
• 2.5 m
(8.20 ft)
• 4.0 m
(13.1 ft)
• 6.0 m
(19.7 ft)
• 8.0 m
(26.25 ft)
• 10.0 m
(32.8 ft)
Other version
Add Order code and plain text:
Length of capillary: ...
1)
2)
3)
4)

2

D) Subject to export regulations AL: N, ECCN: EAR99H.

Z

J1Y

A
D
F
G
J
U
K
Z

K1Y

1
2
3
4
6
7
9

M1 Y

0
2
3
4
5
6
7
8
9

N1Y

With 7MF8027 and the measuring cells Q, S, T and U also order the
vacuum-tight version.
For vacuum on request.
Not suitable for use in low-pressure range.
Max. capillary length, see section "Technical description"

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Clamp-on seals of flange design
For gage pressure, differential pressure and flow

■ Dimensional drawings

Connection to EN 1092-1

2
146 (5.75)

DN

PN

D

Mb

L

mm

bar

mm

mm

mm

H
mm

25

6 ... 100

63

28,5

60

78.5

40

6 ... 100

85

43

60

89.5

50

6 ... 100

95

54.5

60

92.5

80

6 ... 100

130

82.5

60

112

100

6 ... 100

150

107

60

122

D

Mb

L

H

mm

mm

mm

mm

(inch)

(inch)

(inch)

(inch)

63

28.5

60

78.5

(2.48)

(1.12)

(2.36)

(3.1)

85

43

60

86

(3.35)

(1.69)

(2.36)

(3.4)
94.5

Connection to ASME B16.5
DN

Class

(inch)
H

1

150 ... 2500

1½

150 ... 2500

2

150 ... 2500

ø Mb
D

L

Bending radius ³ 150 mm (5.9)

Clamp-on seal for flange-mounting, connected to SITRANS P pressure
transmitter, dimensions in mm (inch)

2/178

Siemens FI 01 · 2009

3

150 ... 2500

4

150 ... 2500

95

54.5

60

(3.74)

(2.15)

(2.36)

(3.72)

130

82.5

60

112

(5.12)

(3.25)

(2.36)

(4.4)

150

107

60

122

(5.9)

(4.21)

(2.36)

(4.8)

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Quick-release clamp-on seals
For pressure and absolute pressure

■ Overview

■ Function
The measured pressure is transferred from the diaphragm,
mounted on the inner circumference of the clamp-on seal, to the
filling liquid and then passes through the capillary to the measuring chamber of the pressure transmitter. The interior of the
clamp-on seal and of the capillary, as well as the measuring
chamber of the pressure transmitter, are filled gas-free by the filling liquid.
Note:
When operating in the low-pressure range, also during commissioning, it is recommended to use a vacuum-proof pressure
transmitter (see Selection and Ordering data).

■ Technical specifications
Clamp-on seals of quick-release design for pressure

Quick-release clamp-on seals, to DIN 11851 with threaded socket

Connection

Nominal
diameter

Nominal
pressure

• To DIN 11851 with threaded
socket

DN 25

PN 40

DN 40

PN 40

DN 50

PN 25

DN 65

PN 25

DN 80

PN 25

DN 100

PN 25

1½ inch

PN 40

• Clamp connection

2 inch

PN 40

2½ inch

PN 40

3 inch

PN 40

Material
• Main body

Stainless steel 1.4404/316L

• Diaphragm

Stainless steel 1.4404/316L

Capillary
• Length

Max. 10 m (32.8 ft)

Quick-release clamp-on seals, with clamp connection

• Internal diameter

2 mm (0.079 inch)

Quick-release clamp-on seals for pressure are available for the
following SITRANS P pressure transmitter series:
• P300
• DS III
• DS III PA
• DS III FF

• Minimum bending radius

150 mm (5.9 inch)

Filling liquid

• Food oil (FDA listed)
• Glycerin/water (not suitable for
use in low-pressure range)

Permissible ambient temperature

Dependent on the pressure transmitter and the filling liquid of the
remote seal
More information can be found in
the technical data of the pressure
transmitters and in the section
"Technical data of filling liquid" in
the Technical description to the
remote seals

Weight

Approx. 4 kg (approx. 8.82 lb)

■ Application
The quick-release clamp-on seal is a special design for flowing
media and high-viscosity media. Since it is completely integrated in the process pipe, no turbulences, dead volumes or
other obstructions to the flow occur. The measured medium
flows unhindered through the clamp-on seal and results in selfcleaning of the measuring chamber. Furthermore, the clamp-on
seal can be cleaned by a pig.

■ Design
The quick-release clamp is available in two versions:
• DIN 11851 with threaded socket
• Clamp connection

Certificate and approvals
Classification according to pressure equipment directive
(DRGL 97/23/EC)

For gases of fluid group 1 and liquids of fluid group 1; complies with
the requirements of article 3,
paragraph 1 (appendix 1);
assigned to category III, conformity evaluation module H by the
TÜV Nord

The clamp-on seal is connected to the pressure transmitter either directly or by way of a capillary.

Siemens FI 01 · 2009

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2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Quick-release clamp-on seals
For pressure and absolute pressure
Selection and Ordering data
Quick-release clamp-on seal

2

for SITRANS P pressure transmitters for
pressure
7MF403 7 and 7MF4237 together with Order
code "V01" (vacuum-proof design) and
7MF80271); must be ordered
separately
Filling liquid: Food oil (FDA listed)
Material: Stainless steel 316L
Nom. diam.
Nom. press.
• Connection to DIN 11851 with screw necks
- DN 25
PN 40
- DN 40
PN 40
- DN 50
PN 25
- DN 65
PN 25
- DN 80
PN 25
- DN 100
PN 25
• Clamp connection
- 1½ inch
PN 40
- 2 inch
PN 40
- 2½ inch
PN 40
- 3 inch
PN 40
Other version
Add Order codes and plain text:
Nominal diameter: ...
Nominal pressure: ...

Order No. Ord. code
D) 7 M F 4 9 5 0 77 A 0 7 - 7B 777

2B
2D
2E
2F
2G
2H
4L
4M
4N
4P

9

H1Y
J1Y

Z

Filling liquid
• Glycerin/water2)
• Food oil (FDA listed)
Other version
Add Order code and plain text:
Filling liquid: ...
Connection to transmitter
• Direct

6
7
9

M1 Y

0

3)

Through capillary, length:
• 1.0 m
(3.28 ft)
• 1.6 m
(5.25 ft)
• 2.5 m
(8.20 ft)
• 4.0 m
(13.1 ft)
• 6.0 m
(19.7 ft)
• 8.0 m
(26.25 ft)
• 10.0 m
(32.8 ft)
Other version
Add Order code and plain text:
Length of capillary: ...

2
3
4
5
6
7
8
9

N1Y

1)

With 7MF8027 and the measuring cells Q, S, T and U also order the vacuum-tight version.
Not suitable for use in low-pressure range.
3)
Max. capillary length, see section "Technical description"
D) Subject to export regulations AL: N, ECCN: EAR99H.
2)

Selection and Ordering data

Order code

Further designs
Please add "-Z" to Order No. and specify Order code.
Quality inspection certificate (Factory calibration) to
IEC 60770-2

C11

Acceptance test certificate
to EN 10204, section 3.1

C12

Vacuum-proof design
for use in low-pressure range

V01

2/180

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Quick-release clamp-on seals
For pressure and absolute pressure

■ Dimensional drawings

H

D

D1

d

D2

1
G

D1

D2

DN

H

146 (5.9)

2

L

L

L

D

D1

d

D2

1
G

1
D

D2

DN

R

³

15

0(

5.9

)

Mounted directly on SITRANS P transmitter for pressure

L

Mounted on SITRANS P transmitter for pressure or differential pressure and flow

Connection to DIN 11851 with screw necks

Clamp connection for pipes to BS 4825/3 and o.D. tubes

DN

Ø D1

Ø D2

H

L

G1

d

25

38

52

68

128

Rd 52x1/6

mm

40

55

65

74.5

160

Rd 65x1/6

50

68

78

81

170

Rd 78x1/6

65

85

95

89.5

182

Rd 95x1/6

80

110

110

97

182

Rd 110x1/4

100

130

130

107

182

Rd 110x1/4

73.0

Ø D1

Ø D2

H

L

D

(inch) mm

(inch) mm

(inch) mm (inch) mm (inch) mm (inch)

22.2

(1)

38

(1.5)

(1.97) 67

34.9

(1½)

43

(1.69) 65

(2.56) 74.5 (2.93) 146 (5.75) 50.5 (1.98)

47.6

(2)

56

(2.2)

(2.95) 79.5 (3.13) 156 (6.14) 64

60.3

(2½)

68

(2.68) 77

(3.03) 80.5 (3.17) 156 (6.14) 77.5 (3.05)

(3)

82

(3.23) 91

(3.58) 87.5 (3.44) 156 (6.14) 91

50
75

(2.64) 114 (4.49) 50.5 (1.98)
(2.52)
(3.58)

Quick-release clamp-on seal, dimensions in mm (inch)
Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Remote seals
Measuring setups

■ Overview

Possible combinations of pressure transmitters and remote
seals

This section shows examples of typical measuring setups for using SITRANS P pressure transmitters with and without remote
seals.

2

Type of installation

Pressure transmitters

Remote seals

A/B

7MF4033
7MF4034
7MF4035
7MF8023
7MF8024
7MF8025

7MF4900
7MF4910
7MF4920

C1 and C2

7MF4233
7MF4234
7MF4235

7MF4900
7MF4910
7MF4920
(vacuum-proof design
in each case)

7MF4333
7MF4334
7MF4335

7MF4901
7MF4921

D

7MF4433
7MF4434
7MF4435

7MF4903
7MF4923

When measuring at pressures above atmospheric, the pressure
transmitter can also be installed above the connection flange.

E

7MF4433
7MF4434
7MF4435

7MF4913

The capillaries between the remote seal and the pressure transmitter should be as short as possible to obtain a good transmission response.

G, H and J

7MF4433
7MF4434
7MF4435

7MF4903
7MF4923

Equations for calculating start of scale and full scale are provided for each example.
Questionnaires are included to help you select the right combination of remote seal and pressure transmitter.
Installation
Remote seals of sandwich design are fitted between the connection flange of the measuring point and a dummy flange. Remote seals of flange design are fitted directly on the connection
flange of the measuring point. The respective pressure rating of
the dummy flange or the flanged remote seal must be observed.
The pressure transmitter should be installed below the connection flange (and below the lower connection flange in the case of
differential pressure transmitters). This arrangement must be
used in the low-pressure range.

Offset of measuring range
If there is a difference in height between the two connection
flanges when measuring with two remote seals, an additional differential pressure will result from the oil filling of the remote seal
capillaries. This results in a measuring range offset which has to
be taken into account when you set the pressure transmitter.
An offset in the measuring range also occurs when combining a
remote seal with a transmitter if the remote seal is not installed at
the same height as the transmitter.
Pressure transmitter output
If the level, separation layer or density increase in closed vessels, the differential pressure and hence the output signal of the
pressure transmitter also increase.
For an inverted relationship between the differential pressure
and the output signal, the start-of-scale and full-scale values of
the SITRANS P must be interchanged.
With open vessels, a rising pressure is usually assigned to an increasing level, separation layer or density.
Influence of ambient temperature
Temperature differences between the individual capillaries and
between the individual remote seals should be avoided.
Temperature variations in the area of the measuring setup cause
a change in volume of the filling liquid and hence measuring errors.
Notes
• For the separation layer measurement, the separation layer
has to be positioned between the two spigots. Also you must
make sure that the level in the container is always above the
top spigot.
• When measuring density, make sure that the level of the medium remains constant. The level should be above the top
spigot.

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Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Remote seals
Measuring setups with remote seals

■ Dimensional drawings
Types of installation for pressure and level measurements (open vessels)
Installation type A

Installation type B

Installation type A

2

Start-of-scale: pMA = rFL · g · HU - rOil · g · H1
Full-scale:
DH

DH

HO

Installation type B

HO

Start-of-scale: pMA = rFL · g · HU + rOil · g · H1
Full-scale:

HU

HU

H1

pME = rFL · g · HO - rOil · g · H1

H1

Legend
pMA
pME
rFL
rOil
g
HU
HO
H1

Pressure transmitter
Pressure transmitter
below the measuring point
above the measuring point
H1 £ 7 m (23 ft), with halocarbon oil as filling liquid only H1 £ 4 m (13.1 ft)

pME = rFL · g · HO + rOil · g · H1
Start-of-scale value to be set
Full-scale value to be set
Density of medium in vessel
Density of filling oil in the capillary to
the remote seal
Local acceleration due to gravity
Start-of-scale value
Full-scale value
Distance between vessel flange and pressure trans.

Types of installation for absolute level measurements (closed vessels)
Installation type C1 and C2

Installation type C2

Installation type C1

Start-of-scale: pMA = pSTART + rOil · g · H1
Full-scale:
Legend
pMA
pME
pSTART
pEND
rOil

H1

p abs

p abs
H1

g
H1

pME = pEND + rOil · g · H1
Start-of-scale value to be set
Full-scale value to be set
Start-of-scale value
Full-scale value
Density of filling oil in the capillary to
the remote seal
Local acceleration due to gravity
Distance between vessel flange and pressure trans.

Pressure transmitter for absolute pressure always below the measuring point: H1 ³ 200 mm (7.9 inch)

Type of installation for differential pressure and flow measurements
Installation type D

Filter monitoring

Installation type D
Start-of-scale: pMA = pSTART - rOil · g · HV
Full-scale:

H1

HV

Legend
pMA
pME
pSTART
pEND
rOil
g
HV

pME = pEND - rOil · g · HV
Start-of-scale value to be set
Full-scale value to be set
Start-of-scale value
Full-scale value
Density of filling oil in the capillary to
the remote seal
Local acceleration due to gravity
Distance between the measuring points (spigots)

H2

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Remote seals
Measuring setups with remote seals
Types of installation for level measurements (closed vessels)
Installation type E

Installation type E

Start-of-scale: pMA = rFL · g · HU - rOil · g · HV
Full-scale:

2

Legend
pMA
pME
rFL
rOil

DH
HV

g
HU
HO
HV

HO
HU

Installation type G

Installation type H

pME = rFL · g · HO - rOil · g · HV
Start-of-scale value to be set
Full-scale value to be set
Density of medium in vessel
Density of filling oil in the capillary to
the remote seal
Local acceleration due to gravity
Start-of-scale value
Full-scale value
Distance between the measuring points (spigots)

Installation type J

H2

H1
HV

H1

DH
HO

H1

H2

HU
H2

Pressure transmitter for differential pressure
above the upper measuring point, no vacuum

between the measuring points, no vacuum

below the lower measuring point

H1 £ 7 m (23 ft), with halocarbon oil as
filling liquid only H1 £ 4 m (13.1 ft)
Installation type G, H and J
Start-of-scale: pMA = rFL · g · HU - rOil · g · HV
Full-scale:

2/184

pME = rFL · g · HO - rOil · g · HV

Siemens FI 01 · 2009

H2 £ 7 m (23 ft), with halocarbon oil as
filling liquid only H2 £ 4 m (13.1 ft)
Legend
pMA
pME
rFL
rOil

Start-of-scale value to be set
Full-scale value to be set
Density of medium in vessel
Density of filling oil in the capillary to
the remote seal

g
HU
HO
HV

Local acceleration due to gravity
Start-of-scale value
Full-scale value
Distance between the measuring points (spigots)

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Remote seals
Measuring setups without remote seals

■ Overview
Notes
• For the separation layer measurement, the separation layer
has to be positioned between the two spigots.

Also you must make sure that the level in the container is always above the top spigot.
• When measuring density, make sure that the level of the medium remains constant. The level should be above the top
spigot

2

■ Dimensional drawings
Pressure transmitters for differential pressure, for flanging
Measuring setups for open containers
Level measurement
Start-of-scale: pMA = r · g · HU

Full-scale value

Ho

r

Start-of-scale value
Hu

Full-scale:

pME = r · g · HO

Legend
pMA
pME
r
g
HU
HO

Start-of-scale value to be set
Full-scale value to be set
Density of medium in vessel
Local acceleration due to gravity
Start-of-scale value
Full-scale value

+

Separation layer measurement
Start-of-scale: pMA = g · (HU · r1 + (HO - HU) · r2)

Constant level
= full-scale value

Separation layer

Ho

Start-of-scale value

r2
r1

Hu

Full-scale:

pME = r1 · g · HO

Legend
pMA
pME
r1
r2
g
HU
HO

Start-of-scale value to be set
Full-scale value to be set
Density of heavier liquid
Density of lighter liquid
Local acceleration due to gravity
Start-of-scale value
Full-scale value

+

Density measurement
Start-of-scale: pMA = rMIN · g · HO
Constant level

Ho

r

Full-scale:

pME = rMAX · g · HO

Legende
pMA
pME
rMIN
rMAX
g
HO

Start-of-scale value to be set
Full-scale value to be set
Minimum density of medium in vessel
Maximum density of medium in vessel
Local acceleration due to gravity
Full-scale value in m

+

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Remote seals
Measuring setups without remote seals
Measuring setups for closed containers
Level measurement, Version 1

Static
pressure

2

Start-of-scale: DpMA = r · g · HU

Gas-filled negative
pressure line
Maximum level

Full-scale value

Start-of-scale value

Full-scale:

DpME = r · g · HO

Legend
DpMA
DpME
r
g
HU
HO

Start-of-scale value to be set
Full-scale value to be set
Density of medium in vessel
Local acceleration due to gravity
Start-of-scale value
Full-scale value

Ho
Hu

r

Transmitter
reference line

Maximum level

Static
pressure

Separation layer measurement

Static
pressure

Constant level

Start-of-scale: DpMA = g · (HU · r1 + (HO - HU) · r2 - HV · r'2)
Full-scale:

Max. separation layer

Legend
DpMA
DpME
r1

Full-scale value

Start-of-scale value

r

2

r'
2

Ho

Transmitter
reference line

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Siemens FI 01 · 2009

r2
r'2
g
HU
HO
HV

r
1

Hu

Hv

DpME = g · (HO · r1 - HV · r'2)
Start-of-scale value to be set
Full-scale value to be set
Density of heavier liquid with separation layer
in vessel
Density of lighter liquid with separation layer
Density of liquid in the negative pressure line
(corresponding to the temperature existing there)
Local acceleration due to gravity
Start-of-scale value
Full-scale value
Distance between the measuring points
(spigots)

s

© Siemens AG 2008

Questionnaire
Checking of transmitter/remote seal combinations

* Customer:___________________
* Plant: ___________________
* Ordering code:________________
* Ordering department: _____
* Transmitter Order No.: 7MF 4

Tag. No.: _____________________
Item No.: _____________________
Person responsible: ___________
Phone: _____________________
–1
–1

2

Order No. of transmitter known?
Yes

No

* Order No. of remote seal:
* 7MF 4 9
–
–
–Z
Suffixes _______________________
Suffixes _______________________

* Or without Order No.: Process connection
* Standard:
________________________
* Nominal diameter:
________________________
* Nominal pressure:
________________________
* Constructional design:
Sandwich-type rem. seal
Flanged remote seal
Quick-release
remote seal
Clamp-on seal
Other.: ______________
* Connection:
Direct connection
Capillary on one side;
connection to:
+ side
– side
Capillaries on both sides;
Capillary length: ___ m
* Vacuum-proof design
Yes
No
* Wetted parts materials:
________________________
* Tube:
No
Yes, ___mm long
* Filling liquid
________________________
* Miscellaneous
________________________

Calculation of measuring range necessary?
No
* Range to be set:
* (without calculation)
Start-of-scale: _________ mbar ( 4 mA)
Full-scale:
_________ mbar (20 mA)
* Required measuring accuracy:
< . % of set span per
Error:
_________
:
_________ 10 V change in
:
_________ temperature

Please fill in this questionnaire
and enclose with every order!

Yes
* Medium ____________________________
* Density of medium: _______
* Temperature of medium:

kg/m3
Normal ________ °C
Minimum ________ °C
Maximum________ °C
* Ambient temperature on capillaries:
Normal ________ °C
Minimum ________ °C
Maximum________ °C
* Ambient temperature on transmitter:
Normal ________ °C
Minimum ________ °C
Maximum________ °C
* Operating pressure referred to absolute zero: ____ bar a
* Does a vacuum occur during startup?
No
Yes
If yes, associated temperature of medium:
________ °C
A
B C1 C2 D
* Installation type, see pages 2/183 and 2/184
E

Checked:

Name:
Department:
Date:

G

H

J

* Measuring: With install. types A, B, C1, C2 and D: from ___ to ___ mbar
range
With install. types A, B, G, H and J: HU = ___ mm; HO = ___ mm
* Dimensions: With install. types A, B, C1 and C2: H1 = ___ mm
With install. types D, G, H and J:
HV = ___ mm
* Start-of-scale value following calculation:_________ mbar ( 4 mA)
* Full-scale value following calculation:_________ mbar (20 mA)
* Associated span:
_________ mbar
< . % of set span per 10 K
* Error to be expected:
_________
_________ change in temperature
*) Values must be entered here!
Siemens FI 01 · 2009

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© Siemens AG 2008

s

Questionnaire
for hydrostatic level measurements

Order date: _______________________________________________
Processing date: __________________________________________

2

Ordering code (customer): _________________________________
Ordering code (supplier): __________________________________
Customer reference:_______________________________________
Measuring point: __________________________________________
Position:__________________________________________________
Dimensions: ______________________________________________
Pressure:

bar

Temperature:

K

Measuring range:
cm
(please mark with cross)

°C
m

Order No. of transmitter 1):
7 M F 4

–

–

–Z

Y01

The different pressures and temperatures (densities) in the vessel
and in the reference column result
in an offset in the start-of-scale
and full-scale values.
The calibration data are determined in addition.
It is also checked whether – as a
result of the range offset – the
ordered transmitter is suitable for
this measurement.

Please supply the following characteristic data so that we can calculate the measuring range,
start-of-scale value, full-scale value and calibration data:
Please mark type of boiler with a cross:

Closed1)
Open or not under pressure2)

Medium ____________________
Licensed boiler pressure (absolute)
Operating pressure (absolute)

_______________ bar
Lowest

_______________ bar

Normal3)

_______________ bar

Highest

_______________ bar

Temperature of reference column (cold)

_______________ K

Distance between measuring points (dimension according to sketch) HV = _________ m
Measuring range4) = start-of-scale value to full-scale value
Start-of-scale value

HU =___________ m

Full-scale value

HO =___________ m

Position of equalizing vessel above bottom measuring
point if different from HV
Please mark pressure correction of level with a cross:

_______________ m
No
Yes4)

1)
2)
3)

4)

2/188

Siemens FI 01 · 2009

Reference line filled with condensation! Falling differential pressure with increasing level.
Reference line without gas or filled with gas (air). Rising differential pressure with increasing level.
If not specified otherwise, this value is assumed as the calculation pressure of the level meter.
The input signal (differential pressure) depends on the density (pressure and temperature).
The influence is practically negligible for a lowest liquid level of 20 to 30% of the distance between the
measuring points.
If a pressure correction of the level is required, the measuring range must be the same as the
distance between the measuring points, and the transmitter is designed for the calculation pressure
of 1 bar (absolute).
Pressure correction means: the static pressure and the temperature are measured separately and
calculated by a correction computer or measured-value computer.

© Siemens AG 2008

s

Questionnaire (suitable for US market)
Checking of transmitter/remote seal combinations

* Customer:___________________
* Plant: ___________________
* Ordering code:________________
* Ordering department: _____
* Transmitter Order No.: 7MF 4

Tag. No.: _____________________
Item No.: _____________________
Person responsible: ___________
Phone: _____________________
–1
–1

2

Order No. of transmitter known?
Yes

No

* Order No. of remote seal:
* 7MF 4 9
–
–
–Z
Suffixes _______________________
Suffixes _______________________

* Or without Order No.: Process connection
* Standard:
________________________
* Nominal diameter:
________________________
* Nominal pressure:
________________________
* Constructional design:
Sandwich-type rem. seal
Flanged remote seal
Quick-release
remote seal
Clamp-on seal
Other.: ______________
* Connection:
Direct connection
Capillary on one side;
connection to:
+ side
– side
Capillaries on both sides;
Capillary length: ___ ft
* Vacuum-proof design
Yes
No
* Wetted parts materials:
________________________
* Tube:
No
Yes, __inch long
* Filling liquid
________________________
* Miscellaneous
________________________

Calculation of measuring range necessary?
No
* Range to be set:
* (without calculation)
Start-of-scale: _________ psi ( 4 mA)
Full-scale:
_________ psi (20 mA)
* Required measuring accuracy:
< . % of set span per
Error:
_________
:
_________ 18 °F change in
:
_________ temperature

Please fill in this questionnaire
and enclose with every order!

Yes
* Medium ____________________________
* Density of medium: _______
* Temperature of medium:

kg/m3
Normal
________ °F
Minimum ________ °F
Maximum ________ °F
* Ambient temperature on capillaries:
Normal
________ °F
Minimum ________ °F
Maximum ________ °F
* Ambient temperature on transmitter:
Normal
________ °F
Minimum ________ °F
Maximum ________ °F
* Operating pressure referred to absolute zero: ____ psiabs
* Does a vacuum occur during startup?
No
Yes
If yes, associated temperature of medium:
________ °F
A
B C1 C2 D
* Installation type, see pages 2/183 and 2/184
E

Checked:

Name:
Department:
Date:

G

H

J

* Measuring: With install. types A, B, C1, C2 and D: from ___ to ___ psi
range
With install. types A, B, G, H and J: HU = ___ inch; HO = ___ inch
* Dimensions: With install. types A, B, C1 and C2: H1 = ___ inch
With install. types D, G, H and J:
HV = ___ inch
* Start-of-scale value following calculation: _________ psi ( 4 mA)
* Full-scale value following calculation:
_________ psi (20 mA)
* Associated span:
_________ psi
< . % of set span per 18 °F
* Error to be expected:
_________
_________ change in temperature
*) Values must be entered here!
Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fittings
Technical description

■ Overview

Classification according to pressure equipment directive
(DGRL 97/23/EC):

All 21-off fittings can be secured onto walls, racks (72 mm grid)
and vertical and horizontal pipes.

2

This offers the advantage when assembling a plant that the shutoff fittings can be secured first and the lines for the medium and
differential pressure connected to them. It is then possible to
check all connections for leaks and to blow out or flush the pipes
in order to remove dirt (welding residues, shavings etc.).
The measuring instruments can be screwed onto the shut-off fittings right at the end when all piping has been completed.
If an instrument has to be removed for maintenance, the fittings
and pipes remain as they are. It is only necessary to close the
valves – the instrument can then be removed, and refitted following maintenance.

For gases of fluid group 1 and liquids of fluid group 1; compliance with requirements of article 3, paragraph 3 (sound engineering practice).Siemens FI 01 · 2009
New standard DIN EN 61518
The flange connection between transmitter and valve manifold
was modified in the new standard DIN EN 61518. The only connection thread approved for use in the process flanges of the
pressure transmitter is 7/16-20 UNF.
The valve manifolds for M12 screws, including the accessory
sets, have therefore been deleted.
Material acceptance test certificate to EN 10204-3.1
If a material acceptance test certificate to EN 10204-3.1 is required when ordering valve manifolds or shut-off fittings, please
note that a single certificate is sufficient for each ordered item
type. This means that you will only be charged for one certificate
in the cost calculations.

■ Pressure transmitters with shut-off fittings - mounting examples

SITRANS P transmitter for gage pressure with double shut-off valve,
SITRANS P pressure transmitter with multiway cock or 3-spindle valve
manifold

SITRANS P pressure transmitter for differential pressure, mounted in protective box (available on request)

SITRANS P transmitter for differential pressure with 3-way valve manifold,
3-spindle valve manifold or valve manifold combination DN 5/DN 8

SITRANS P pressure transmitter mounted on valve combination
"Monoflange" for direct connection to flanges (available on request)

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Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fittings
Selection aid

■ Selection of available shut-off valves
Transmitters

Shut-off valves for general
applications

Page

Shut-off valves for special applications

Relative and absolute presShut-off valves/double shutsure transmitters with process off valves to DIN 16270,
connection G½" male thread
DIN 16271 and DIN 16272
e.g.
• SITRANS P, Z series
7MF1564-.....-.A..
• SITRANS P300
7MF802.-...0.-....
• SITRANS P DS III series
7MF403.-...0.-.... and
7MF423.-...0.-....

2/193

Double shut-off valve DN 5 2/196
for crossover ½-NPT-F to
G½ nipple connection
7MF9011-4EA

Double shut-off valve DN 5
7MF9011-4FA and
7MF9011-4GA

2

2-spindle valve manifold
2/216
DN 5 for installation in protective boxes
7MF9412-1B

2-way valve manifolds,
DN 5, forged version
7MF9401-2J. and
7MF9401-2K.

Relative and absolute pressure transmitter with G½"-14
NPT female thread
• e.g.
• SITRANS P Z series
7MF1564-.....-.H..
• SITRANS P300
7MF802.-...1.-....
• SITRANS P DS III series
7MF403.-...1.-.... and
7MF423.-...1.-....

Page

2/198

2/196

Double shut-off valve
2/196
DN 5 for process connection
½-NPT
7MF9011-4DA

Absolute pressure transmitter 2-spindle valve manifold DN 5 2/201
with process connection to
7MF9411-5A.
IEC 61518
e.g.
• SITRANS P DS III series
7MF433.-...

2-spindle valve manifold
2/216
DN 5 for installation in protective boxes
7MF9412-1C.

2-way valve manifolds,
DN 5, forged version
7MF9401-2E. and
7MF9401-2F.

2/198

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fittings
Selection aid

2

Transmitters

Shut-off valves for general
applications

Differential pressure transmitter with process connection to
IEC 61518
e.g.
• SITRANS P DS III series
7MF443.-... and
7MF453.-...

For 3/5-spindle valve manifold 2/201
DN 5
7MF9411-5B. and
7MF9411-5C.

PN 100 multiway cocks
7MF9004-...

2/192

Siemens FI 01 · 2009

Page

2/204

Shut-off valves for special applications

Page

3-way valve manifolds,
DN 5, forged version
7MF9410-1..

2/206

5-way valve manifolds,
DN 5, forged version
7MF9410-3..

2/206

3-way valve manifolds,
DN 8, forged version
7MF9416-1.. and
7MF9416-2..

2/209

Valve manifold combination DN 5/DN 8 for vapor
measurement
7MF9416-6..

2/212

Valve manifold combination DN 8 for vapor measurement
7MF9416-4..

2/214

3- and 5-spindle valve
manifolds for DN 5 for
installation in protective
boxes
7MF9412-1D. and
7MF9412-1E.

2/216

3- and 5-spindle valve
manifolds for vertical differential pressure lines
7MF9413-1..

2/220

Low-pressure multiway
cock
7MF9004-4..

2/223

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for gage and absolute pressure transmitters
Shut-off valves
to DIN 16270, DIN 16271 and DIN 16272

■ Overview

Order No.

Selection and Ordering data
Shut-off valves, form B, DIN 16270
without test collar, pipe union with ferrule
12 S DIN EN ISO 8484-1, without certificate
Material
Valve housing

Maximum permissible
working pressure

P250GH
(mat. No. 1.0460)

400 bar

7MF9401-8AB

X 6 CrNiMoTi 17 12 2 400 bar
(mat. No. 1.4571/316Ti)

7MF9401-8AC

2

Shut-off valves, form B, DIN 16271
with test collar, pipe union with ferrule
12 S DIN EN ISO 8484-1, without certificate

Transmitter for pressure with double shut-off valve 7MF9401-...

The shut-off valves for pressure gages are used to shut off the
line of the measured medium when dealing with aggressive and
non-aggressive gases, vapors and liquids.

■ Design
A water trap must be connected upstream of the shut-off valve
in the case of temperatures of the medium above 120 °C. The
shut-off valves form B have a shaft with which they can be secured on an instrument bracket. An adapter is therefore not required to secure these valves. The vent/test connection can be
shut off separately with the double shut-off valves DN 5. This permits checking of the zero on the pressure gage. In addition, the
characteristic of the pressure gage can be checked using an external pressure source.

Material
Valve housing

Maximum permissible
working pressure

P250GH
(mat. No. 1.0460)

400 bar

7MF9401-8BB

X 6 CrNiMoTi 17 12 2 400 bar
(mat. No. 1.4571/316Ti)

7MF9401-8BC

Double shut-off valves, form B, DIN 16272
with test collar, connection shank,
without certificate
Material
Valve housing

Maximum permissible
working pressure

CW614N (CuZn39Pb3) 250 bar
(mat. No. 2.0402)

7MF9401-7DA

P250GH
(mat. No. 1.0460)

400 bar

7MF9401-7DB

X 6 CrNiMoTi 17 12 2 400 bar
(mat. No. 1.4571/316Ti)

7MF9401-7DC

Double shut-off valves, form B, DIN 16272
with test collar, pipe union with ferrule
12 S DIN EN ISO 8484-1, without certificate
Material
Valve housing

Maximum permissible
working pressure

Shut-off valves, form B, DIN 16270

P250GH
(mat. No. 1.0460)

400 bar

7MF9401-8DB

without test collar, connection shank,
without certificate

X 6 CrNiMoTi 17 12 2 400 bar
(mat. No. 1.4571/316Ti)

7MF9401-8DC

Selection and Ordering data

Material
Valve housing

Order No.

Maximum permissible
working pressure

Accessories

CW614N (CuZn39Pb3)250 bar
(mat. No. 2.0402)

7MF9401-7AA

P250GH
(mat. No. 1.0460)

400 bar

7MF9401-7AB

X 6 CrNiMoTi 17 12 2 400 bar
(mat. No. 1.4571/316Ti)

7MF9401-7AC

Factory test certificate EN 10204–2.2

7MF9000-8AB

Material acceptance test certificate
EN 10204-3.1

7MF9000-8AD

Instrument bracket, see page 2/197.

Shut-off valves, form B, DIN 16271
with test collar, connection shank,
without certificate
Material
Valve housing

Maximum permissible
working pressure

CW614N (CuZn39Pb3)250 bar
(mat. No. 2.0402)

7MF9401-7BA

P250GH
(mat. No. 1.0460)

400 bar

7MF9401-7BB

X 6 CrNiMoTi 17 12 2 400 bar
(mat. No. 1.4571/316Ti)

7MF9401-7BC

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for gage and absolute pressure transmitters
Shut-off valves
to DIN 16270, DIN 16271 and DIN 16272

■ Characteristic curves

Operating pressure

Steel or stainless
steel version
400 bar at 120 °C
350 bar at 200 °C

300
200

Brass version
250 bar at 120 °C
200 bar at 200 °C

100
0

0 100 200 300 400 °C
Operating temperature

Permissible operating pressure as a function of the permissible operating
temperature

■ Dimensional drawings
18

A

120 ± 5

63

28

diam. 26
h11

C

20

20

B

20

34

diam. 6

D
A
B
C
D

Connection on device side: to DIN 16 284, G½, SW 27
Connection on measurement side: connection shank to DIN EN 837-1, G½
Connection on measurement side: pipe union with ferrule 12 mm diam.,
S series, to DIN EN ISO 8434-1
Connection on test collar (with sealing cap): thread M20x1,5

Shut-off valve, form B, dimension drawing, dimensions in mm

28

18

approx. 90

approx. 85
A
diam. 26
h11

SW 27
B
diam. 6

20

20

63

120 ± 5

45

C

D
A
B
C
D

20

2

bar
400

Connection on device side: to DIN 16 284, G½, SW 27
Connection on measurement side: connection shank to DIN EN 837-1, G½
Connection on measurement side: pipe union with ferrule 12 mm diam.,
S series, to DIN EN ISO 8434-1
Connection on test collar (with protective cap): thread M20x1,5

Double shut-off valve, form B, dimension drawing, dimensions in mm

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Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for gage and absolute pressure transmitters
Angle adapter

■ Overview

■ Dimensional drawings
*®
É

၂

É

*®







2






P300 pressure transmitter with shut-off valve and angle adapter

Angle adapter, dimensions in mm

The angle adapter enables pressure transmitters with top displays to be read from the front.
Selection and Ordering data

Order No.

Angle adapters

7MF9401-7WA

Material: X 12 CrNiMoTi 17 12 2 (mat. No.
1.45714/316Ti), max. permissible operating
pressure 400 bar
Accessories
Factory test certificate EN 10204–2.2

7MF9000-8AB

Material acceptance test certificate
EN 10204-3.1

7MF9000-8AD

■ Characteristic curves

Operating pressure

bar
400
300

Design stainless steel
400 bar at 120 °C
350 bar at 200 °C

200
100
0

0 100 200 300 400 °C
Operating temperature

Permissible operating overpressure as a function of the permissible operating temperature

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for gage and absolute pressure transmitters
Double shut-off valves

A
B
C

300

18
33
63.5
100.5

17

diam.
31.75
6.4
approx. 90

Connection on device side: nipple to DIN 16 284, G½, SW 27
Connection on measurement side: ½-14 NPT
Vent and test connection: ¼-18 NPT

100

½-14 NPT
A

0 100 200 300 400 °C
Operating temperature

¼-18 NPT

C

110

Permissible operating pressure as a function of the permissible operating
temperature

Order No.

Selection and Ordering data
Double shut-off valves DN 5

B
½-14 NPT

Material: X 6 CrNiMoTi 17 13 2 (mat. No.
1.4404/316L), max. permissible working
pressure 420 bar;
• Sleeve-sleeve

7MF9011-4DA

• Sleeve-nipple connection

7MF9011-4EA

• Sleeve-collar

7MF9011-4FA

• Collar-collar

7MF9011-4GA

Accessories
Factory test certificate EN 10204–2.2

7MF9000-8AB

Material acceptance test certificate
EN 10204-3.1

7MF9000-8AD

A
B
C

Connection on device side: ½-14 NPT
Connection on measurement side: ½-14 NPT
Vent and test connection: ¼-18 NPT

Double shut-off valve DN 5 (sleeve-collar) 7MF9011-4FA, dimensions in
mm

DSSUR[

~137


■ Dimensional drawings

C
12 31
60
A
B
C

B

7



diam. 6.4



137

C

B

137

31.75
17
50

A

33
63.5

approx. 118
25.5

A

DSSUR[

0

B

Double shut-off valve DN 5 (sleeve-nipple) 7MF9011-4EA, dimensions in
mm

420 bar at 120 °C
350 bar at 200 °C

200

6

31
60
12
approx. 118

bar
400

18.5

7

C

■ Characteristic curves

Operating pressure

2

A
diam. 7
approx. 25.5
58

The double shut-off valves DN 5 are suitable for pressure gages
and pressure transmitters and available in 4 versions:
• Sleeve-collar
• Sleeve-sleeve
• Sleeve-nipple
• Collar-collar

50

■ Overview

approx. 90

Connection on device side: ½-14 NPT
Connection on measurement side: ½-14 NPT
Vent and test connection: ¼-18 NPT

Double shut-off valve DN 5 (sleeve-sleeve) 7MF9011-4DA, dimensions in
mm




A
B
C

Connection on device side : ½-14 NPT
Connection on measurement side: ½-14 NPT
Vent and test connection: ¼-18 NPT

Double shut-off valve DN 5 (collar-collar) 7MF9011-4GA, dimensions in
mm

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Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for gage and absolute pressure transmitters
Accessories for
shut-off valves / double shut-off valves

■ Overview

■ Overview

The mounting set is suitable for the double shut-off valves
7MF9011-4.A and for wall, rack and pipe mounting.
Order No.

Selection and Ordering data
Mounting set for shut-off valves
• 7MF9011-4DA und -4EA
made of stainless steel, scope of delivery:
1x mounting bracket,
2x hexagon screws M6x40,
1x mounting clip,
2x washers 8.4 to DIN 125;
2x hexagon nuts 8.4 to DIN EN 24032

7MF9011-8AB

• 7MF9011-4FA und -4GA
made of stainless steel, scope of delivery:
1x mounting bracket,
2x hexagon screws M6x10,
1x mounting clip,
2x washers 8.4 to DIN 125;
2x hexagon nuts 8.4 to DIN EN 24032

7MF9011-8AC

The instrument brackets are needed to mount the following units:
• Pressure gages with threaded connection at the bottom
• Shut-off valves to DIN 16270, DIN 16271 and DIN 16272
(7MF9401-7.. and 7MF9401-8..)
Order No.

Selection and Ordering data
Instrument bracket, form H, DIN 16281
made of aluminium alloy, painted black,
for wall mounting, screw-type bracket cover
• Projection length 60 mm
• Projection length 100 mm

M56340-A0046
M56340-A0047

Instrument bracket, form A, DIN 16281
made of annealed cast iron, galvanized and
primed for mounting on a wall or rack or or
on a sectional rail (horizontal/vertical);
Screw-type bracket cover

M56340-A0053

Instrument bracket, form A, DIN 16281
made of annealed cast iron, galvanized and
primed with pipe clamp for mouting on a
pipe (horizotal/vertical)
Screw-type bracket cover

■ Dimensional drawings

M56340-A0079



18







5

š

10

6:



56





(60)
100
(160)

65

28








■ Dimensional drawings

o7

Mounting bracket (7MF9011-8AB) for shut-off valves 7MF9011-4DA and
7MF9011-4EA for wall, rack or pipe mounting, dimensions in mm

o26

h11

Instrument bracket form H, for wall mounting, M56340-A0046/-A0047,
dimensions in mm
100

72
10

SW10
hex. 10

11

85

50
72
90

91

28

34
o26

100

h11

4

6.5

R30

Ø60.3

M8

85

25

72
90

72

<_
o6
3

o1
1

65

Instrument bracket form A, wall or pipe mounting,
M56340-A0053/-A0079, dimensions in mm

Mounting bracket (7MF9011-8AC) for shut-off valves 7MF9011-4FA and
7MF9011-4GA for wall, rack or pipe mounting, dimensions in mm

Siemens FI 01 · 2009

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2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for gage and absolute pressure transmitters
2-way valve manifolds DN 5

■ Overview

■ Function
The characteristic of the pressure measuring instrument or pressure transmitter can be tested through the test connection.
A pressure gage for local display can be connected to the test
connection.

2

The two-way valve manifold DN 5 can be used in addition to shut
off and vent the line with the measured medium.

■ Accessories

The two-way valve manifold DN 5 (7MF9401-2..) is used to shut
off and vent the line with the measured medium, and to test the
connected pressure gage or transmitter.

■ Benefits

Accessory set for 2-way valve manifold DN 5 for flanging
• A31: 2 screws 7/16-20 UNF x 21/8 inch to ASME B18.3,
1 flat gasket
• A34: 2 screws 7/16-20 UNF x 21/8 inch to ASME B18.3,
1 O-ring (FPM 90)
• A11: 2 screws M10x55 to DIN EN 4762, 2 washers,
1 flat gasket
• A15 (suitable for oxygen): 2 screws M10x55 to DIN EN 4762,
2 washers, 1 flat gasket
• A16: 2 screws M10x55 to DIN EN 4762, 2 washers,
1 flat gasket (FPM 90)
Note: M10 screws only permissible up to PN 160!

• Available for aggressive and non-aggressive liquids and
gases
• Two connection versions available
- For flanging to pressure transmitters
- With nipple for connection of pressure gages and pressure
transmitters for pressure
• Max. working pressure 420 bar, with version for oxygen max.
100 bar

■ Application
The 2-way valve manifold is available in versions for aggressive
and non-aggressive liquids and gases.
Mounting plates are available for wall mounting, for securing to
mounting racks or for pipe mounting.

■ Design
The 2-way valve manifold DN 5 has 3 connections:
• A process connection (pipe union with ferrule Ø 12 mm)
• A connection for a pressure gage (flange or nipple)
• A test connection (thread G3/8)
The 2-fold valve manifold DN 5 also has an operating valve and
a test valve, each with an internal spindle thread.
Materials used
2-way valve manifold DN 5 for flanging to pressure transmitters
For non-aggressive liquids and
gases

For aggressive
liquids and gases

Component Material

Mat. No.

Material

Housing

1.0460

X6
1.4571/
CrNiMoTi 316Ti
17 12 2

P250GH

Head parts C 35

1.0501

Spindles

X 12 CrMoS 17

1.4104

Cones

X 35 CrMo 17 hardened and tempered

1.4122

Valve seats X 6 CrNiMoTi 17 12 2

1.4571/316Ti

Packings

PTFE

-

2/198

Siemens FI 01 · 2009

PTFE

Mat. No.

-

Washers Ø 10.5 to DIN 125
Flat gaskets made of PTFE, max. 420 bar, 80 °C
O-ring to DIN 3771, 20 x 2.65 - S – FPM90, max. 420 bar, 120 °C
Mounting plate
Made of electrogalvanized sheet-steel
• M11: For wall mounting or for securing on rack (72 mm grid)
Scope of delivery:
- 1 mounting plate with bolts for mounting on valve manifold
• M12: For pipe mounting
Scope of delivery:
- 1 mounting plate M11
- 2 pipe brackets with nuts and washers for pipes with max.
Ø 60.3 mm
Valve manifold 100 bar, suitable for oxygen
• S12: (only in combination with versions for aggressive liquids
and gases): Suitable for oxygen

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for gage and absolute pressure transmitters
2-way valve manifolds DN 5
Selection and Ordering data

Order No.

Selection and Ordering data

2-way valve manifold DN 5
for flanging to pressure transmitters, max.
working pressure 420 bar, weight 1.85 kg
(order accessory set and mounting plate with
Order code), without certificate

7 MF 9 4 0 1 - 77A

Further designs1)

2E

• for aggressive liquids and gases

2F

for fitting to pressure gages or pressure transmitters for pressure, with nipple connection to
DIN 16284, max. working pressure 420 bar,
weight 1.8 kg (order mounting plate with
Order code)1)
• for non-aggressive liquids and gases

2J

• for aggressive liquids and gases

2K

Accessories
Factory test certificate EN 10204–2.2

7MF9000-8AB

Material acceptance test certificate
EN 10204-3.1

7MF9000-8AD

For suitable seals, see page 2/228.

Order No.

Please add "-Z" to Order No. and
specify Order code.

• for non-aggressive liquids and gases

1)

Order code

2

Accessory set to EN
(required for flanging,
weight 0.2 kg)
2x screws 7/16-20 UNF x
21/8 inch to ASME B18.3; chromized
steel
1x gasket made of PTFE,
max. permissible 420 bar, 80 °C

A31

7MF9001-5CC

2x screws 7/16-20 UNF x
21/8 inch to ASME B18.3; chromized
steel
1x O-ring to DIN 3771, 20 x 2.65
- S - FPM90, max. permissble
420 bar, 120 °C

A34

7MF9401-5AA

• Standard design

A11

7MF9001-6AD

• Version for oxygen

A15

7MF9001-6AE

2x screws M10x55 to
DIN EN ISO 4762; chromized steel
2x washers Ø 10.5 mm
to DIN 125;
1x O-ring to DIN 3771, 20 x 2.65
- S - FPM90, max. permissble
420 bar, 120 °C

A16

7MF9001-6AF

for wall mounting or for securing
on rack (72 mm grid),
weight 0.5 kg
Scope of delivery:
1 mounting plate with bolts for
mounting on valve manifold

M11

7MF9006-6EA

for pipe mounting,
weight 0.7 kg
Scope of delivery:
1x mounting plate M11, 2x pipe
brackets with nuts and washers
(for pipe with max. Ø 60.3 mm)

M12

7MF9006-6GA

Accessory set to DIN2)
(required for flanging3),
weight 0.2 kg)
2x screws M10x55 to
DIN EN ISO 4762; chromized steel
2x washers Ø 10.5 to DIN 125;
1x gaskets made of PTFE,
max. permissible 420 bar, 80 °C

Mounting plate
for valve manifold, made of
electrogalvanized sheet-steel

Valve manifold 100 bar
Suitable for oxygen, only for
7MF9401-2F. and 7MF9401-2K.
1)
2)
3)

S12

When ordering accessory set or mounting together with the 2-way valve
manifold, please use Order code; otherwise use Order No.
Flange connections to DIN 19213 only permissible up to PN 160!
Only required for versions 7MF9401-2E. und -2F.

Siemens FI 01 · 2009

2/199

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for gage and absolute pressure transmitters
2-way valve manifolds DN 5

■ Characteristic curves
300
200
100
0

0 100 200 300 400 °C
Operating temperature

2-way valve manifold DN 5, permissible working pressure as a function
of the permissible working temperature

■ Dimensional drawings
19,5 2

51
1

59
C

41

Ø12
B

7

M10, 12

2-way valve manifold DN 5 (7MF9401-2J/-2K) for connection to pressure
gages and pressure transmitters, dimensions in mm
41,3
65

100
34

32,5

2

Operating pressure

bar
400

A

72
25
A

Process connection,
Pipe union with ferrule, diameter 12 mm,
S series to DIN 2353
B Connection for pressure gauge: flange conn. to DIN EN 61 518, Form A
C Test connection: thread G3/8
1
Operating valve
2
Test valve
Valve design: Internal spindle thread

2-way valve manifold DN 5 (7MF9401-2E/-2F) for flanging, dimensions in
mm

Mounting plate 7MF9006-6.. (M11, M12) for valve manifold, dimensions
in mm

■ Schematics
B

C

A

A
B
C

Process connection
Transmitter connection
Test and blow-out connection

Connection diagram of the 2-way valve manifolds

2/200

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
2-, 3- and 5-spindle valve manifolds DN 5

■ Overview

Selection and Ordering data

Order No.

Valve manifolds DN 5
for liquids and gases, for flanging to pressure
transmitters for absolute and differential
pressure, max. working pressure 420 bar
(order accessory set with Order code),
without certificate

7 MF 9 4 1 1 - 77A

• 2-spindle valve manifold

5A

• 3-spindle valve manifold

5B

• 5-spindle valve manifold

5C

Accessories
Factory test certificate EN 10204–2.2

7MF9000-8AB

Material acceptance test certificate
EN 10204-3.1

7MF9000-8AD

Order code

Order No.

2x screws 7/16-20 UNF x
1¾ inch to ASME B18.2.1; chromized
steel
1x gasket made of PTFE,
max. permissible 420 bar, 80 °C

K35

7MF9411-7DB

2x screws 7/16-20 UNF x
1¾ inch to ASME B18.2.1; stainless
steel
1x gasket made of PTFE,
max. permissible 420 bar, 80 °C

K45

7MF9411-7DC

4x screws 7/16-20 UNF x
1¾ inch to ASME B18.2.1; chromized
steel
2x flat gaskets made of PTFE,
max. permissible 420 bar, 80 °C

K36

7MF9411-5DB

4x screws 7/16-20 UNF x
1¾ inch to ASME B18.2.1; stainless
steel
2x flat gaskets made of PTFE,
max. permissible 420 bar, 80 °C

K46

7MF9411-5DC

2x screws M10x45 to DIN EN 24014;
chromized steel
2x washers Ø 10.5 mm to DIN 125;
1x gasket made of PTFE,
max. permissible 420 bar, 80 °C

K15

7MF9411-7BB

2x screws M10x45 to DIN EN 24014;
stainless steel
2x washers Ø 10.5 mm to DIN 125,
stainless steel;
1x gasket made of PTFE,
max. permissible 420 bar, 80 °C

K25

7MF9411-7BC

Selection and Ordering data
Further designs1)

The 2-spindle, 3-spindle and 5-spindle valve manifolds
7MF9411-5.. are for pressure transmitters for absolute pressure
or differential pressure.
The valve manifolds are used to shut off the differential pressure
lines and to check the pressure transmitter zero.
The 2-spindle and the 5-spindle valve manifold enable in addition venting on the transmitter side and checking of the pressure
transmitter characteristic.

■ Benefits
• Max. working pressure 420 bar
• Each available in version for oxygen

■ Application
The spindle valve manifolds DN 5 are designed for liquids and
gases
Each is available in a version for oxygen on request

■ Design
All versions of the valve manifolds have a process connection ½14 NPT. The connection for the pressure transmitter is always
designed as a flange connection to EN 61518, form B . The 2spindle and the 5-spindle valve manifold have in addition a vent
and test connection ¼-18 NPT.
The valves have an external spindle thread.
Materials used
Component

Material

Mat. No.

Housing

X 2 CrNiMo 17 13 2

1.4404/316L

Cones

X 6 CrNiMoTi 17 12 2

1.4571/316Ti

Spindles

X 2 CrNiMo 18 10

1.4404/316L

Head parts

X 5 CrNiMo 18 10

1.4401/316

Packings

PTFE

-

■ Function

Please add "-Z" to Order No. and
specify Order code.
Accessory set to EN
(connection between valve manifold
and pressure transmitter)
for valve manifold 7MF9411-5A.

for valve manifold 7MF9411-5B. and
-5C.

Accessory set to DIN2)
(connection between valve manifold
and pressure transmitter)
for valve manifold 7MF9411-5A.

Functions of all valve manifolds:
• Shutting off the differential pressure lines
• Checking the pressure transmitter zero
Additional functions of the 2-spindle and 5-spindle valve manifolds through the vent and test connection:
• Venting on the transmitter side
• Checking the pressure transmitter characteristic

Siemens FI 01 · 2009

2/201

2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
2-, 3- and 5-spindle valve manifolds DN 5
Order code

Order No.

Further designs1)

Accessory set for 2-, 3- and 5-spindle valve manifolds

Please add "-Z" to Order No. and
specify Order code.

2

for valve manifolds 7MF9411-5B.
and -5C.
4x screws M10x45 to DIN EN 24014;
chromized steel
4x washers Ø 10.5 mm to DIN 125;
2x flat gaskets made of PTFE,
max. permissible 420 bar, 80 °C
Flange connection with M10 screws
only permissible up to PN 160.

K16

4x screws M10x45 to DIN EN 24014;
stainless steel
4x washers Ø 10.5 mm to DIN 125,
stainless steel;
2x flat gaskets made of PTFE,
max. permissible 420 bar, 80 °C
Flange connection with M10 screws
only permissible up to PN 160.

K26

7MF9411-6BB

7MF9411-6BC

• for valve manifold, made of
stainless steel
- for wall mounting or for securing
on rack (72 mm grid), weight
0.5 kg
Scope of delivery:
1 mounting plate with bolts for
mounting on valve manifold
- for pipe mounting, weight 0.7 kg
Scope of delivery:
1x mounting plate M11, 2x pipe
brackets with nuts and washers
(for pipe with max. Ø 60.3 mm)
Valve manifold 100 bar
Suitable for oxygen
• for 7MF9411-5A.
• for 7MF9411-5B.
• for 7MF9411-5C.
1)
2)

Siemens FI 01 · 2009

3-spindle and 5-way valve manifold DN 5
• K36: 4 screws 7/16-20 UNF x 1¾ inch to ASME B18.2.1,
2 flat gaskets
• K16: 4 screws M10x45 to DIN EN 24014, 4 washers,
2 flat gaskets
Flat gaskets made of PTFE, max. 420 bar, 80 °C
Note: Flange connection with M10 screws only permissible up to
PN 160!
Mounting plate

M11

7MF9006-6EA

M12

7MF9006-6GA

M21

7MF9006-6EC

Made of electrogalvanized sheet-steel
• M11: For wall mounting or for securing on rack (72 mm grid)
Scope of delivery:
- 1 mounting plate with bolts for mounting on valve manifold
• M12: For pipe mounting
Scope of delivery:
- 1 mounting plate M11
- 2 pipe brackets with nuts and washers for pipes with max.
Ø 60.3 mm
Valve manifold 100 bar, suitable for oxygen
• S12: For 2-way valve manifold
• S13: For 3-way valve manifold
• S13: For 5-way valve manifold

■ Characteristic curves
M22

bar
400

7MF9006-6GC

S12
S13
S14

When ordering accessory set or mounting together with the valve
manifolds, please use Order code; otherwise use Order No.
Flange connections to DIN 19213 only permissible up to 160!

2/202

2-spindle valve manifold DN 5
• K35: 2 screws 7/16-20 UNF x 1¾ inch to ASME B18.2.1,
1 flat gasket
• K15: 2 screws M10x45 to DIN EN 24014, 2 washers,
1 flat gasket

Washers Ø 10.5 to DIN 125

Mounting plate
• for valve manifold, made of
electrogalvanized sheet-steel
- for wall mounting or for securing
on rack (72 mm grid), weight
0.5 kg
Scope of delivery:
1 mounting plate with bolts for
mounting on valve manifold
- for pipe mounting, weight 0.7 kg
Scope of delivery:
1x mounting plate M11, 2x pipe
brackets with nuts and washers
(for pipe with max. Ø 60.3 mm)

■ Accessories

Operating pressure

Selection and Ordering data

300
200
100
0

0 100 200 300 400 °C
Operating temperature

Valve manifolds PN 5 (7MF9411-5..), permissible working pressure as a
function of the permissible working temperature

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
2-, 3- and 5-spindle valve manifolds DN 5

■ Dimensional drawings
¼-18 NPT

55

63.5
41.3

½-14 NPT

B

C

2

A
M10

Ø12

31.75

54
68
182

A Process connection: ½-14 NPT
B Transmitter connection: Flange connection to EN 61 518, form B
C Vent / test connection: ¼-18 NPT
Valve design: external spindle thread

Mounting plate 7MF9006-6.. (M11, M12) for valve manifold, dimensions
in mm

■ Schematics
A

A

A

B

B

B

A

C

A

C

48

2-spindle valve manifold DN 5 (7MF9411-5A.), dimensions in mm

55

41.3

½-14 NPT
63.5

B

A
M10

diam. 12
38
54
80
96
210

31.75

B

B

A Process connection
B Transmitter connection
C Blow-out-connection

2-spindle, 3-spindle and 5-spindle valve manifold DN 5, connections

A Process connection: ½-14 NPT
B Transmitter connection: flange connection to EN 61 518, form B
Valve design: external spindle thread

3-spindle valve manifold DN 5 (7MF9411-5B.), dimensions in mm

A
B

M10

Ø12
38
54
80
96
142
255

31.75

½-14 NPT
32.5
43

55

63.5
41.3

C

¼-18 NPT

48

115

A Process connection: ½-14 NPT
B Transmitter connection: Flange connection to EN 61 518, form B
C Vent / test connection: ¼-18 NPT
Valve design: external spindle thread

5-spindle valve manifold DN 5 (7MF9411-5C.), dimensions in mm

Siemens FI 01 · 2009

2/203

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
Multiway cocks PN 100

■ Overview

■ Technical specifications
Multiway cocks PN 100

2

Measured medium

Water, non-aggressive liquids and
gases

Aggressive liquids,
gases and vapors

Material

P250GH, mat. No.:
1.0460

X 6 CrNiMoTi 17 12 2,
mat. No. 1.4571/316Ti

Connections

Steel, for pipe
Ø 12 mm, L series

Stainless steel, for
pipe Ø 12 mm, L
series

• Process connection

2 bulkhead glands

• Connection for blow- Pipe union with ferrule
ing out

Multiway cock PN 100 (7MF9004-1P.) for differential pressure transmitters

The multiway cock PN 100 can be flanged to pressure transmitters for differential pressure.

■ Benefits
•
•
•
•

Version available for aggressive liquids, gases and vapors
Robust design
Oil-free and grease-free version possible
One-hand operation

■ Application
The PN 100 multiway cock is available in versions for aggressive
and non-aggressive liquids, gases and vapors.

■ Design
The multiway cock can be flanged with four screws to pressure
transmitters for differential pressure.
The PN 100 has 2 process connections and one blow-out connection. A steel version of the multiway cock is available for nonaggressive media, and a stainless steel version for aggressive
media. The housing is forged in one piece. The switching lever
is removable.
Sealing can be improved during operation.
Note: An accessory set is always required for flanging of the
multiway cock to a differential pressure transmitter.

■ Function
• Shutting off the differential pressure lines
• Blowing out the differential pressure lines
• Testing the pressure transmitter zero

Max. permissible
working temperature

200 °C

Max. permissible
working pressure

100 bar (up to max. 60 °C)

Weight

2.5 kg

Selection and Ordering data

Order No.

Multiway cock PN 100
for flanging to pressure transmitters, weight
2.5 kg (without accessory set),
without certificate

7 MF 9 0 0 4 - 77A

for water and non-aggressive gases and
vapors

1P

for aggressive liquids, gases and vapors

1Q

Accessories
Factory test certificate EN 10204–2.2

7MF9000-8AB

Material acceptance test certificate
EN 10204-3.1

7MF9000-8AD

Order code

Order No.

L31

7MF9004-5CC

• Standard design

L11

7MF9004-6AD

• Version for oxygen (together with
Order code S11

L15

7MF9004-6AE

Selection and Ordering data
Further designs1)
Please add "-Z" to Order No. and
specify Order code.
Accessory set to EN
(required for flanging, weight 0.2 kg)
4x screws 7/16-20 UNF x 1 inch to
ASME B18.2.1; chromized steel
2x gaskets made of PTFE, max.
permissible temperature 80 °C
Accessory set to DIN
(required for flanging, weight 0.2 kg)
4x screws M10x25 to DIN EN 24017;
chromized steel
4x washers Ø 10.5 mm to DIN 125;
2x gaskets made of PTFE, max.
permissible temperature 80 °C

Multiway cock in oil-free and
grease-free design
Max. PN 63 (instead of PN 100),
BAM-tested lubricant, gasket suitable for oxygen measurement (only
with Order No. 7MF9004–1Q.Z)
Mounting bracket
Required for wall mounting or for
securing on rack (72 mm grid),
made of electrogalvanized sheetsteel, weight 0.85 kg
1)

Cock positions; the symbols are printed on the cock

2/204

Siemens FI 01 · 2009

S11

M13

7MF9004-6AA

When ordering accessory set or mounting together with the multiway cock,
please use Order code; otherwise use Order No.

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
Multiway cocks PN 100

■ Accessories

■ Dimensional drawings

Accessory set for multiway cock PN 100
• L31: 4 screws 7/16-20 UNF x 1 inch, 2 flat gaskets
• L11: 4 screws M10x25 to DIN EN 24017, 4 washers, 2 flat gaskets
• L15 (suitable for oxygen): 4 screws M10x25 to DIN EN 24017,
4 washers, 2 flat gaskets

2

Washers Ø 10.5 to DIN 125
Flat gaskets made of PTFE, max. permissible temperature 80 °C
Multiway cock in oil-free and grease-free design
• S11 (only for aggressive liquids, gases and vapors
(7MF9004-1Q.)): Max. PN 63 (instead of PN 100), BAM-tested
lubricant, gasket suitable for oxygen
Mounting brackets
• M13: Required for wall mounting or for securing on rack
(72 mm grid); made of electrogalvanized sheet-steel

■ Characteristic curves

Multiway cock 7MF9004-1P. for flanging to pressure transmitters for differential pressure, dimensions in mm
40

6

72
120

90

19

70

Multiway cock PN 100, permissible operating pressure as a function of
the permissible operating temperature

o11

24
60

Mounting bracket 7MF9004-6AA (M13), dimensions in mm

Siemens FI 01 · 2009

2/205

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
3-way and 5-way valve manifolds DN 5

■ Overview

■ Function
• Shutting off the differential pressure lines
• Checking the pressure transmitter zero
• In addition, the five-way valve manifold permits blowing out of
the differential pressure lines.

2

The three-spindle and five-spindle valve manifolds DN 5
(7MF9410-1../-3..) are used to shut off the differential pressure
lines and to check the transmitter zero.
In addition, the five-way valve manifold permits blowing out of
the differential pressure lines.

■ Benefits
• Available for aggressive and non-aggressive liquids and
gases
• Max. working pressure 420 bar, with version for oxygen max.
100 bar

■ Application
The 3-way and 5-way valve manifolds are available in versions
for aggressive and non-aggressive liquids and gases.
Mounting plates are available for wall mounting, for securing to
mounting racks or for pipe mounting.

■ Design
The process connection of the 3-way and 5-way valve manifolds
is a pipe union with ferrule.
Both valve manifolds have 2 flange connections for connecting
a pressure transmitter.
In addition, the five-way valve manifold has 2 blow-out connections.
Depending on the version the valve manifold has either 3 or 5
valves, each with an internal spindle thread.
Materials used
For non-aggressive liquids and
gases

For aggressive
liquids and
gases

Component Material

Mat. No. Material

Housing

P250GH

1.0460

Head parts

C 35

1.0501

Spindles

X 12 CrMoS 17

1.4104

Cones

X 35 CrMo 17 hardened
and tempered

1.4122

Valve seats X 6 CrNiMoTi 17 12 2

1.4571/
316Ti

Packings

PTFE

-

2/206

Siemens FI 01 · 2009

Mat.
No.

X6
1.4571/
CrNiMoTi 316Ti
17 12 2

PTFE

-

Selection and Ordering data

Order No.

3-way valve manifold DN 5
for flanging to pressure transmitters for differential pressure, process connection: Pipe
union with ferrule, max. working pressure
420 bar, weight 2.9 kg (order accessory set
and mounting plate with Order code),
without certificate

7 MF 9 4 1 0 - 77A

• for non-aggressive liquids and gases

1E

• for aggressive liquids and gases

1F

5-way valve manifold DN 5
for flanging to pressure transmitters for differential pressure, process connection: Pipe
union with ferrule, max. working pressure
420 bar, weight 4.4 kg (order accessory set
and mounting plate with Order code),
without certificate
• for non-aggressive liquids and gases

3E

• for aggressive liquids and gases

3F

Accessories
Factory test certificate EN 10204–2.2

7MF9000-8AB

Material acceptance test certificate
EN 10204-3.1

7MF9000-8AD

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
3-way and 5-way valve manifolds DN 5
Selection and Ordering data

Order code

Order No.

Further designs1)
Please add "-Z" to Order No. and
specify Order code.
Accessory set to EN
(required for flanging, weight 0.2 kg)
7/

4x screws 16-20 UNF x
21/8 inch to ASME B18.2; chromized
steel
2x flat gaskets made of PTFE,
max. permissible 420 bar, 80 °C

B31

F) 7MF9010-5CC

4x screws 7/16-20 UNF x
21/8 inch to ASME B18.2; chromized
steel
2x O-rings to DIN 3771,
20 x 2.65 - S - FPM90, max. permissble 420 bar, 120 °C

B34

7MF9410-5CA

Flat gaskets made of PTFE, max. 420 bar, 80 °C
O-ring to DIN 3771, 20 x 2.65 – S – FPM90, max. 420 bar, 120 °C
Note: M10 screws only permissible up to PN 160!

4x screws M10x55 to DIN EN 24014;
chromized steel
4x washers Ø 10.5 mm to DIN 125;
2x flat gaskets made of PTFE,
max. permissible 420 bar, 80 °C

Mounting plate

• Standard design

B11

7MF9010-6AD

• Version for oxygen

B15

7MF9010-6AE

4x screws M10x55 to DIN EN 24014;
chromized steel
4x washers Ø 10.5 mm to DIN 125;
2x O-rings to DIN 3771,
20 x 2.65 - S - FPM90, max. permissble 420 bar, 120 °C

B16

7MF9010-6CC

for pipe mounting, weight 0.7 kg
Scope of delivery:
1x mounting plate M11, 2x pipe
brackets with nuts and washers
(for pipe with max. Ø 60.3 mm)

Accessory set for 3-way and 5-way valve manifold DN 5 for
flanging
• B31: 4 screws 7/16-20 UNF x 21/8 inch to ASME B18.2.1,
2 flat gaskets
• B34: 4 screws 7/16-20 UNF x 21/8 inch to ASME B18.2.1,
2 O-rings (FPM 90)
• B11: 4 screws M10x55 to DIN EN 24014, 4 washers,
2 flat gaskets
• B15 (suitable for oxygen): 4 screws M10x55 to DIN EN 24014,
4 washers, 2 flat gaskets
• B16: 4 screws M10x55 to DIN EN 24014, 4 washers,
2 O-rings (FPM 90)
Washers Ø 10.5 to DIN 125

Accessory set to DIN2)
(required for flanging, weight 0.2 kg)

Mounting plate
for valve manifold, made of
electrogalvanized sheet-steel
for wall mounting or for securing on
rack (72 mm grid), weight 0.5 kg
Scope of delivery:
1 mounting plate with bolts for
mounting on valve manifold

■ Accessories

Made of electrogalvanized sheet-steel
• M11: For wall mounting or for securing on rack (72 mm grid)
Scope of delivery:
- 1 mounting plate 7MF9006-6EA with bolts for mounting on
valve manifold
• M12: For pipe mounting
Scope of delivery:
- 1 mounting plate M11
- 2 pipe brackets with nuts and washers for pipes with max.
Ø 60.3 mm
Valve manifold 100 bar, suitable for oxygen

M11

7MF9006-6EA

M12

7MF9006-6GA

S12: Only in combination with versions for aggressive liquids
and gases

Valve manifold 100 bar
suitable for oxygen
for 7MF9410-1F

S13

for 7MF9410-3F

S14

1)
2)

When ordering accessory set or mounting together with the valve
manifolds, please use Order code; otherwise use Order No.
Flange connections to DIN 19213 only permissible up to PN 160!

F) Subject to export regulations AL: 9I999, ECCN: N.

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
3-way and 5-way valve manifolds DN 5

■ Characteristic curves
300
200
100
0

0 100 200 300 400 °C
Operating temperature

Permissible operating pressure as a function of the permissible operating
temperature
Mounting plate 7MF9006-6.. (M11, M12) for valve manifold, dimensions
in mm

■ Dimensional drawings
7
51

Ø 12

A

54
72
108
147

■ Schematics

2,4

A

A

A Process connection
B Transmitter connection
C Vent/test connection

70

41,3

41

22

8

Process connection (e.g. on primary device):
Pipe union with ferrule, diameter 12 mm, S series to DIN 2353
B
Transmitter connection:
Flange connection to EN 61 518, form A
Valve design: internal spindle thread

3-way valve manifold DN 5 (7MF9410-1..), dimensions in mm

5-way valve manifold DN 5 (7MF9410-3..), dimensions in mm

Siemens FI 01 · 2009

A

38

M10

A

2/208

A

B

25

2

Operating pressure

bar
400

B

B

Three-way valve
manifold for
liquids and gases

C

B

B

C

Five-way valve
manifold for liquids
and gases or vapors

3-way and 5-way valve manifolds, connections

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
3-way valve manifold DN 8

■ Overview

■ Function
The 3-way valve manifold DN 8 performs two functions as standard:
• Shutting off the differential pressure lines
• Checking the pressure transmitter zero
All versions are also available with a test connection, to which a
test device for checking the pressure transmitter characteristic
can be connected.
Selection and Ordering data

Order No.

3-way valve manifold DN 8
for flanging to pressure transmitters for differential pressure, max. working pressure
420 bar, (order accessory set and mounting
plate with Order code), without certificate

7 MF 9 4 1 6 - 77A

for non-aggressive liquids and gases
procedss connection: Pipe union with ferrule

The 3-way valve manifold DN 8 (7MF9416-1../-2..) is for pressure
transmitters for differential pressure. It is used to shut off and
blow out differential pressure lines and to test the pressure transmitter zero.
In the designs with a test connection, a test device can be connected to test the pressure transmitter characteristic.

■ Benefits
• For aggressive and non-aggressive liquids and gases
• The maximum working pressure is 420 bar.

■ Application
The 3-way valve manifold is available in versions for aggressive
and non-aggressive liquids and gases.

• without test connection

1B

• with test connection

1C

for non-aggressive liquids and gases
procedss connection: Welding pin Ø 14 x 2.5
• without test connection

2C

• with test connection

2D

for aggressive liquids and gases
process connection: Pipe union with ferrule
• without test connection

1D

• with test connection

1E

Accessories
Factory test certificate EN 10204–2.2

7MF9000-8AB

Material acceptance test certificate
EN 10204-3.1

7MF9000-8AD

Mounting plates are available for wall mounting, for securing to
mounting racks or for pipe mounting.

■ Design
For the process connection on the version for non-aggressive
media it is possible to choose between a pipe union with ferrule
and welding pins.
The version for aggressive media always has a pipe union with
ferrule.
Both versions are available optionally with a test connection
M20x1.5.
The valves have an internal spindle thread.
Materials used
For non-aggressive liquids and
gases

For aggressive
liquids and
gases

Component Material

Mat. No.

Material

X6
1.4571/
CrNiMoTi 316Ti
17 12 2

Housing

P250GH

1.0460

Head parts

C 35

1.0501

Spindles

X 12 CrMoS 17

1.4104

Cones

X 35 CrMo 17 hardened and tempered

1.4122

Valve seats X 6 CrNiMoTi 17 12 2

1.4571/316Ti

Packings

-

PTFE

PTFE

Mat.
No.

-

Siemens FI 01 · 2009

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2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
3-way valve manifold DN 8
Order code

Order No.

Further designs1)
Please add "-Z" to Order No. and
specify Order code.

2

Accessory set to EN
(required for flanging, weight 0.2 kg)
4x screws 7/16-20 UNF x
21/8 inch to ASME B18.2; chromized
steel
2x flat gaskets made of PTFE,
max. permissible 420 bar, 80 °C

B31

F) 7MF9010-5CC

4x screws 7/16-20 UNF x
21/8 inch to ASME B18.2; chromized
steel
2x O-rings to DIN 3771,
20 x 2.65 - S - FPM90, max. permissble 420 bar, 120 °C

B34

7MF9410-5CA

Note: M10 screws only permissible up to PN 160!
Mounting plate
B11

7MF9010-6AD

4x screws M10x55 to DIN EN 24014;
chromized steel
4x washers Ø 10.5 mm to DIN 125;
2x O-rings to DIN 3771,
20 x 2.65 - S - FPM90, max. permissble 420 bar, 120 °C

B16

7MF9010-6CC

for wall mounting or for securing on
rack (72 mm grid),
weight 0.5 kg
Scope of delivery:
1 mounting plate with bolts for
mounting on valve manifold

M11

for pipe mounting, weight 0.7 kg
Scope of delivery:
1x mounting plate M11, 2x pipe
brackets with nuts and washers
(for pipe with max. Ø 60.3 mm)

M12

F) Subject to export regulations AL: 9I999, ECCN: N.

bar
400

7MF9006-6EA

7MF9006-6GA

When ordering accessory set or mounting together with the valve manifold,
please use Order code; otherwise use Order No.
Flange connections to DIN 19213 only permissible up to PN 160!

Siemens FI 01 · 2009

Made of electrogalvanized sheet-steel
• M11: For wall mounting or for securing on rack (72 mm grid)
Scope of delivery:
- 1 mounting plate with bolts for mounting on valve manifold
• M12: For pipe mounting
Scope of delivery:
- 1 mounting plate M11
- 2 pipe brackets with nuts and washers for pipes with max.
Ø 60.3 mm

■ Characteristic curves

Mounting plate
for valve manifold, made of
electrogalvanized sheet-steel

2/210

Washers Ø 10.5 to DIN 125
O-ring to DIN 3771, 20 x 2.65 – S – FPM90, max. 420 bar, 120 °C

4x screws M10x55 to DIN EN 24014;
chromized steel
4x washers Ø 10.5 mm to DIN 125;
2x flat gaskets made of PTFE, max.
permissible 420 bar, 80 °C

2)

Accessory set for 3-way valve manifold DN 8 for flanging
• B31: 4 screws 7/16-20 UNF x 21/8 inch to ASME B18.2.1,
2 flat gaskets
• B34: 4 screws 7/16-20 UNF x 21/8 inch to ASME B18.2.1,
2 O-rings (FPM 90)
• B11: 4 screws M10x55 to DIN EN 24014, 4 washers,
2 flat gaskets
• B16: 4 screws M10x55 to DIN EN 24014, 4 washers,
2 O-rings (FPM 90)
Flat gaskets made of PTFE, max. 420 bar, 80 °C

Accessory set to DIN2)
(required for flanging, weight 0.2 kg)

1)

■ Accessories

Operating pressure

Selection and Ordering data

300
200
100
0

0 100 200 300 400 °C
Operating temperature

3-way valve manifold DN 8, permissible working pressure as a function
of the permissible working temperature

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
3-way valve manifold DN 8

■ Dimensional drawings

■ Schematics
48

A

C

Ø12

D

2

D

B
41,3

A

38

25

A

31,5

48

7

B

B

Three-way valve
manifold for
liquids and gases

8

M10

A Process connection
B Transmitter connection
C Vent/test connection

54
72
108
147
160
195

22

3-way valve manifold DN 8, connections

41

A

Process connection (e.g. on primary device):
Pipe union with ferrule, diameter 12 mm, S series to DIN 2353
Transmitter connection:
Flange connection to EN 61 518, form A
C Test connection:
M20x1.5
Valve design: internal spindle thread
B

C

31,5

o12

54
72
108
147
160
195

B

41,3

A

38

50
M10

8

25

48

7

48

3-way valve manifold DN 8 (7MF9416-1..) with pipe union, dimensions in
mm

22
41

A

Process connection (e.g. on primary device):
Welding pin, diameter 14x2,5
B Transmitter connection:
Flange connection to EN 61 518, form A
C Test connection:
M20x1.5
Valve design: internal spindle thread

3-way valve manifold DN 8 (7MF9416-2..) with welding pin, dimensions
in mm

Mounting plate 7MF9006-6.. (M11, M12) for valve manifold, dimensions
in mm

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
Valve manifold combination DN 5/DN 8

■ Overview

■ Function
• Shutting off the differential pressure lines
• Blowing out the differential pressure lines
• Checking the pressure transmitter zero

2

As an option it is possible to order a version with a test connection, to which a test device for checking the transmitter characteristic can be connected.

Selection and Ordering data

Order No.

Valve manifold combination DN 5/DN 8 for
vapors

7MF 9 4 1 6 - 6 7A

for flanging to pressure transmitters for differential pressure, max. working pressure
420 bar, also available in stainless steel on
request (order accessory set with Order
code), without certificate
• without test connection

C

The valve manifold combination DN 5/DN 8 (7MF9416-6..) is for
pressure transmitters for differential pressure.

• with test connection M20 × 1.5

D

The combination is used to shut off and blow out differential
pressure lines and to test the pressure transmitter zero.

Factory test certificate EN 10204–2.2

7MF9000-8AB

Material acceptance test certificate
EN 10204-3.1

7MF9000-8AD

In the designs with a test connection, a test device can be connected to test the pressure transmitter characteristic.

■ Benefits

Selection and Ordering data

The valve manifold combination DN 5/DN 8 is designed for vapors.

■ Design
The valve manifold combination DN 5/DN 8 has a process connection with welding pins.
The connection for the pressure transmitter is designed as as
flange connection, while the blow-out connection is designed as
a pipe union with ferrule.
The manifold valves have an internal spindle thread, while the
blow-out valves have an external spindle thread.
The optional test connections are M20x1.5.
Materials used
Valve manifold DN 5

Blow-out valves DN 8

Component

Material

Mat. No.

Material

Mat. No.

Housing

P250GH

1.0460

16 Mo 3

1.5415

Head parts

C 35

1.0501

21 CrMo V57 1.7709

Spindles

X 12
CrMoS 17

1.4104

X 20 Cr 13

1.4021

Cones

X 35
CrMo 17

1.4122

X 35
CrMo 17
hardened
and tempered

1.4122

Valve seats

X 6 CrNiMoTi 1.4571/316Ti X 20 Cr 13

1.4021

Packings

PTFE

-

Pure
graphite

-

-

16 Mo 3

1.5415

Siemens FI 01 · 2009

Order No.

B34

7MF9410-5CA

B16

7MF9010-6CC

Please add "-Z" to Order No. and
specify Order code.

■ Application

Welding pins -

Order code

Further designs1)

• Max. working pressure 420 bar

2/212

Accessories

Accessory set to EN
(required for flanging, weight 0.2 kg)
4x screws 7/16-20 UNF x
21/8 inch to ASME B18.2; chromized
steel
2x O-rings to DIN 3771,
20 x 2.65 - S - FPM90,
max. permissble 420 bar, 120 °C
Accessory set to DIN2)
(required for flanging, weight 0.2 kg)
4x screws M10x55 to DIN EN 24014;
chromized steel
4x washers Ø 10.5 mm to DIN 125;
2x O-rings to DIN 3771,
20 x 2.65 - S - FPM90, max. permissble 420 bar, 120 °C
Flange connection to DIN 19213
only permissible up to PN 160!
1)
2)

When ordering accessory set together with the valve manifold combination, please use Order code; otherwise use Order No.
Flange connections to DIN 19213 only permissible up to 160!

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
Valve manifold combination DN 5/DN 8

■ Accessories

■ Dimensional drawings

Accessory set for valve manifold combination DN 5/DN 8 for
flanging
• B34: 4 screws 7/16-20 UNF x 21/8 inch to ASME B18.2.1,
2 O-rings (FPM 90)
• B16: 4 screws M10x55 to DIN EN 24014, 4 washers,
2 O-rings (FPM 90)

2

Washers Ø 10.5 to DIN 125
O-ring to DIN 3771, 20 x 2.65 - S – FPM90, max. 420 bar, 120 °C
Note: M10 screws only permissible up to PN 160!

■ Characteristic curves

Operating pressure

bar
400

1 Valve manifold
2 Blow-out connection

300
200
100
0

1)

1

2

0 100 200 300 400 500 °C
Operating temperature

1) According to DIN 19210 the design
can be such that the temperatures
for the differential pressure line can be
set approx. 100 °C lower than the
media temperature.

Permissible operating pressure as a function of the permissible operating
temperature

Valve manifold combination DN 5/DN 8 (7MF9416-6C.), dimensions in
mm (deviating dimensions for 7MF9416-6D. shown in brackets)

■ Schematics
A

A

D

D

Valve manifold
combination
for vapors
C

B

B

C

A
B
C
D

Process connection
Transmitter connection
Blow-out connection
Test connection

Valve manifold combination DN 5/DN 8, connections

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
Valve manifold combination DN 8

■ Overview

■ Function
• Shutting off the differential pressure lines
• Blowing out the differential pressure lines
• Checking the pressure transmitter zero

2

As an option it is possible to order a version with a test connection, to which a test device for checking the pressure transmitter
characteristic can be connected.

The valve manifold combination DN 8 (7MF9416-4..) is for pressure transmitters for differential pressure.
It is used to shut off and blow out the differential pressure lines
and to check the pressure transmitter zero.
In the designs with a test connection, a test device can be connected to check the pressure transmitter characteristic.

■ Benefits
• Max. working pressure 420 bar

■ Application
The valve manifold combination DN 8 is designed for vapors.

■ Design
The valve manifold combination DN 8 has a process connection
with welding pins.
The connection for the pressure transmitter is designed as as
flange connection, while the blow-out connection is designed as
a pipe union with ferrule.
The manifold valves have an internal spindle thread, while the
blow-out valves have an external spindle thread.
The optional test connection is M20x1.5.
The valve manifold combination DN 8 is supplied with a mounting plate.
Materials used
Valve manifold

Blow-out valves

Component

Material

Mat. No.

Material

Mat. No.

Housing

P250GH

1.0460

16 Mo 3

1.5415

Head parts

C 35

1.0501

21 CrMo V57 1.7709

Spindles

X 12
CrMoS 17

1.4104

X 20 Cr 13

1.4021

Cones

X 35
CrMo 17

1.4122

X 35
CrMo 17
hardened
and tempered

1.4122

Valve seats

X 6 CrNiMoTi 1.4571/316Ti X 20 Cr 13

1.4021

Packings

PTFE

Welding pins -

2/214

-

Pure
graphite

-

-

16 Mo 3

1.5415

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
Valve manifold combination DN 8
Selection and Ordering data

Order No.

Valve manifold combination DN 8 for
vapors
for flanging to pressure transmitters for differential pressure, with mounting plate, max.
working pressure 420 bar, also available in
stainless steel on request (order accessory
set with Order code), without certificate

7 MF 9 4 1 6 - 77A

■ Characteristic curves

• without test connection

4C

• with test connection M20 × 1.5

4D

Operating pressure

bar
400

7MF9000-8AB

Material acceptance test certificate
EN 10204-3.1

7MF9000-8AD

200

Order code

Order No.

Further designs1)

0 100 200 300 400 500 °C
Operating temperature

Permissible operating pressure as a function of the permissible operating
temperature

■ Dimensional drawings

Please add "-Z" to Order No. and
specify Order code.

7MF9410-5CA

7

54
72

7MF9010-6CC

195

O-ring to DIN 3771, 20 x 2.65 – S – FPM90, max. 420 bar, 120 °C

diam. 12

ca. 119

diam. 14x2.5

7

72

■ Accessories

Washers Ø 10.5 to DIN 125

38

26

195

When ordering accessory set together with the valve manifold combination,
please use Order code; otherwise use Order No.
Flange connections to DIN 19213 only permissible up to 160!

Accessory set for valve manifold combination DN 8 for
flanging
• B34: 4 screws 7/16-20 UNF x 21/8 inch to ASME B 18.2.1,
2 O-rings (FPM 90)
• B16: 4 screws M10x55 to DIN EN 24014, 4 washers,
2 O-rings (FPM 90)

38
351

B16

B
41.3

17

2)

D

109

B34

5,5

1)

2.5

A

M20x1.5

Accessory set to DIN2)
(required for flanging, weight 0.2 kg)
4x screws M10x55 to DIN EN 24014;
chromized steel
4x washers Ø 10.5 mm to DIN 125;
2x O-rings to DIN 3771,
20 x 2.65 - S - FPM90,
max. permissble 420 bar, 120 °C
Flange connection to DIN 19 213
only permissible up to PN 160!

11

72

4x screws /16-20 UNF x
21/8 inch to ASME B18.2; chromized
steel
2x O-rings to DIN 3771,
20 x 2.65 - S - FPM90,
max. permissble 420 bar, 120 °C

diam. 14

160
155

A

Accessory set to EN
(required for flanging, weight 0.2 kg)
7

2

1

100
0

1) According to DIN 19210 the design
can be such that the temperatures
for the differential pressure line can be
set approx. 100 °C lower than the
media temperature.

1)

525

Selection and Ordering data

2

300

Accessories
Factory test certificate EN 10204–2.2

1 Valve manifold
2 Blow-out connection

C

11
C

155

ca. 110

A

Process connection (e.g. on primary device):
Welding pin
Transmitter connection:
Flange connection to EN 61 518, form A
C Blow-out connection:
Pipe union with ferrule, diameter 14 mm, S series to DIN 2353
C Test connection (only with Order No. 7MF9416-4D.):
M20x1.5
Valve design:
Manifold valves: internal spindle thread
Blow-out valves: external spindle thread
B

Note: M10 screws only permissible up to PN 160!
Valve manifold combination DN 8 (7MF9416-4..), dimensions in mm

■ Schematics
A

A

D

D
Valve manifold
combination
for vapors

C

B

B

C

A
B
C
D

Process connection
Transmitter connection
Blow-out connection
Test connection

Valve manifold combination DN 8, connections
Siemens FI 01 · 2009

2/215

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
2-, 3- and 5-spindle valve manifolds
for installing in protective boxes

■ Overview

2

Selection and Ordering data

Order No.

Valve manifolds DN 5 for mounting in
protective boxes
for liquids and gases
for flanging to pressure transmitters for
absolute and differential pressure
Material: stainless steel, mat. No: 1.4404/316L
max. working pressure 420 bar
(order accessory set with Order code),
without certificate

7 MF 9 4 1 2 - 77A

• 2-spindle valve manifold with rotatng sleeve
G½

1B

• 2-spindle valve manifold with flange
connection

1C

• 3-spindle valve manifold

1D

• 5-spindle valve manifold

1E

Accessories

The two-spindle, three-spindle and five-spindle valve manifolds
(7MF9412-1..) are used to shut off the differential pressure lines
and to check the transmitter zero.
The five-spindle valve manifold permits venting on the transmitter side and checking of the transmitter characteristic.
These valve manifolds are preferentially used when mounting in
protective boxes. In addition, they can also be used for wall,
frame or pipe mounting together with the mounting bracket.
Transmitters of the DS series can be operated and read from the
front when using these valve manifolds.

■ Application
The valve manifolds DN 5 are designed for liquids and vapors
and for installing in protective boxes.
Each is available in a version for oxygen on request

■ Design

Factory test certificate EN 10204–2.2

7MF9000-8AB

Material acceptance test certificate
EN 10204-3.1

7MF9000-8AD

Order code

Order No.

2x screws 7/16-20 UNF x 2 inch to
ASME B18.2.1; chromized steel
1x O-ring to DIN 3771,
20 x 2.65 - S - FPM90,
max. permissble 420 bar, 120 °C

F32

7MF9412-6CA

2x screws 7/16-20 UNF x
2 inch to ASME B18.2.1; chromized
steel
1x gasket made of PTFE,
max. permissible 420 bar, 80 °C2)

F35

7MF9412-6DA

Selection and Ordering data
Further designs1)
Please add "-Z" to Order No. and
specify Order code.
Accessory set to EN
(connection between valve manifold
and pressure transmitter)
for valve manifold 7MF9412–1C.

All versions of the spindle manifolds have a process connection
½-14 NPT.

for valve manifold 7MF9412–1D and
-1E.

The connection for the pressure transmitter is always designed
as a flange connection to EN 61518, Form A.

4x screws 7/16-20 UNF x
2 inch to ASME B18.2.1; chromized
steel
2x O-rings to DIN 3771,
20 x 2.65 - S - FPM90,
max. permissble 420 bar, 120 °C2)

F34

7MF9412-6GA

4x screws 7/16-20 UNF x
2 inch to ASME B18.2.1; chromized
steel
2x flat gaskets made of PTFE,
max. permissible 420 bar, 80 °C2)

F36

7MF9412-6HA

The 2-spindle and the 5-spindle valve manifold have in addition
a vent and test connection ¼-18 NPT.
The valves have an external spindle thread.
Materials used
Components

Material

Mat. No.

Housing

X 2 CrNiMo 17 13 2

1.4404/316L

Cones

X 6 CrNiMoTi 17 12 2

1.4571/316Ti

Spindles

X 2 CrNiMo 18 10

1.4404/316L

Head parts

X 5 CrNiMo 18 10

1.4401/316

Packings

PTFE

-

■ Functions
Functions of all valve manifolds:
• Shutting off the differential pressure lines
• Checking the pressure transmitter zero
Additional functions of the 2-spindle and 5-spindle valve manifolds through the vent and test connection:
• Venting on the transmitter side
• Checking the pressure transmitter characteristic

2/216

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
2-, 3- and 5-spindle valve manifolds
for installing in protective boxes
Order code

Order No.

Further designs1)

Accessory set for 2-, 3- and 5-spindle valve manifolds (Connection between manifold and transmitter)

Please add "-Z" to Order No. and
specify Order code.
Accessory set to DIN
(connection between valve manifold
and pressure transmitter)
for valve manifold 7MF9412–1C.
2x screws M10x50 to DIN EN 24014;
chromized steel
2x washers Ø 10.5 mm to DIN 125;
1x O-ring to DIN 3771,
20 x 2.65 - S - FPM90, max. permissble 420 bar, 120 °C2)

F12

7MF9412-6AA

2x screws M10x50 to DIN EN 24014;
chromized steel
2x washers Ø 10.5 mm to DIN 125;
1x gasket made of PTFE,
max. permissible 420 bar, 80 °C2)
for valve manifold 7MF9412–1D and
-1E.

F15

7MF9412-6BA

4x screws M10x50 to DIN EN 24014;
chromized steel
4x washers Ø 10.5 mm to DIN 125;
2x O-rings to DIN 3771,
20 x 2.65 - S - FPM90, max. permissble 420 bar, 120 °C2)

F14

7MF9412-6EA

4x screws M10x50 to DIN EN 24014;
chromized steel
4x washers Ø 10.5 mm to DIN 125;
2x flat gaskets made of PTFE,
max. permissible 420 bar, 80 °C2)

F16

7MF9412-6FA

Flat-gaskets made of PTFE, max. 420 bar, 80 °C
Note:
Flange connections with M10 screws only permissible up to
PN 160!
Mounting bracket for wall mounting or for securing to
mounting rack

M14

7MF9006-6LA

• for valve manifold 7MF9412-1D.

M17

7MF9006-6NA

• for valve manifold 7MF9412-1E.

M18

7MF9006-6PA

M16

7MF9006-6KA

Mounting clip

Valve manifold 100 bar
suitable for oxygen
• for valve manifolds 7MF9412-1B.
and -1C.

S12

• for valve manifold 7MF9412-1D.

S13

• for valve manifold 7MF9412-1E.

S14

2)

3-spindle and 5-way valve manifold DN 5
• F34: 4 screws 7/16 20 UNF x 2 inch toASME B 18.2.1,
2 O-rings (FPM90)
• F36: 4 screws 7/16 20 UNF x 2 inch toASME B 18.2.1,
2 flat-gaskets
• F14: 4 screws M10x50 toDIN EN 24014, 4 washers,
2 O-rings (FPM90)
• F16: 4 screws M10x50 toDIN EN 24014, 4 washers,
2 flat-gaskets

O-ring to DIN 3771, 20 x 2,65 - S - FPM90; max.420 bar, 120 °C

• for valve manifolds 7MF9412-1B.
and -1C.

1)

2-spindle valve manifold DN 5 with flange connection
• F32: 2 screws 7/16 20 UNF x 2 inch to ASME B 18.2.1,
1 O Ring (FPM90)
• F35: 2 screws 7/16 20 UNF x 2 inch to ASME B 18.2.1,
1 flat-gasket
• F12: 2 screws M10x50 to DIN EN 24014, 2 washers,
1 O-ring (FPM90)
• F15: 2 screws M10x50 toDIN EN 24014, 2 washers,
1 flat gasket

Washers Ø 10,5 to DIN 125

Mounting bracket
required for wall mounting or for
securing to mounting rack, with bolts
for mounting on valve manifold

2 off, to secure mounting bracket
to pipe

■ Accessories

When ordering accessory set or mounting together with the valve
manifolds, please use Order code; otherwise use Order No.
Flange connections with M10 screws only permissible up to PN 160!

With bolds for mounting on valve manifold
• M14: For 2-spindle valve manifold DN 5
• M17: For 3-spindle valve manifold DN 5
• M18: For 5-spindle valve manifold DN 5
Mounting clips (2 off)
• M16: For securing the mounting brackets M14, M17 and M18
to pipe
Valve manifold 100 bar, suitable for oxygen
• S12: For 2-spindle valve manifold DN 5
• S13: For 3-spindle valve manifold DN 5
• S14: For 5-spindle valve manifold DN 5

■ Characteristic curves
bar
400

Operating pressure

Selection and Ordering data

300

420 bar at 120 °C
350 bar at 200 °C

200
100
0

0 100 200 300 400 °C
Operating temperature

Permissible operating pressure as a function of the permissible operating
temperature

Siemens FI 01 · 2009

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2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
2-, 3- and 5-spindle valve manifolds
for installing in protective boxes

■ Dimensional drawings

12

54

G½

37

2

115

41.3

B

80

63.5

M8

103

½NPT

80

A

M8

¼-18 NPT

C

A

10

M8

½-14 NPT

38
88.9

M8

A Process connection: ½-14 NPT
B Transmitter connection: Flange connection EN 61 518, form A
Valve design: external spindle thread

38

C

A
B

10

38

B

3-spindle valve manifold DN 5 (7MF9412-1D..), dimensions in mm

Process connection: ½-14 NPT
Transmitter connection:
Nipple to DIN 16 284, G½, SW 27
Vent / test connection: ¼-18 NPT

Ø 12

15

41.3

12

115

70

approx. 157

54

2-spindle valve manifold DN 5 (7MF9412-1B..) with rotating sleeve,
dimensions in mm

M8

10

C

41.3

¼-18 NPT

B
C

A

M8

10

38

80

115

A

¼-18 NPT

½-14 NPT

M8

A
B

Process connection: ½-14 NPT
Transmitter connection:
Flange connection to EN 61 518, form A
C Vent / test connection: ¼-18 NPT
Valve design: external spindle thread

2-spindle valve manifold DN 5 (7MF9412-1C..), dimensions in mm

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Siemens FI 01 · 2009

½-14 NPT

B

M8

38
87
114
ca. 228

A
B

Process connection: ½-14 NPT
Transmitter connection:
Flange connection to EN 61 518, form A
C Vent / test conenction: ¼-18 NPT
Valve design: external spindle thread

5-spindle valve manifold DN 5 (7MF9412-1E..), dimensions in mm

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters

12

2-, 3- and 5-spindle valve manifolds
for installing in protective boxes

72

100
2.5

72

55

4x Ø11

R5

2

8

72
8

0
R2

72

M8

12

+1

R5

R10

R2.5

60,3

100

155

17

9

R

19

Ø9
26.6
31.6
57.6
77.1

38
76

31.5

Ø16 Ø26
24
6.5

26

4.5

19

180

180

110

6.35

Mounting bracket (7MF9006-6PA)/(M18) for 5-spindle valve manifolds,
dimensions in mm

110

Mounting bracket (7MF9006-6LA)/(M14) for 2-spindle valve manifolds,
dimensions in mm

■ Schematics
B
A Process connection
B Connection for pressure gauge or transmitter for pressure or absolute pressure
C Vent/test connection

C

72

A

8

2-spindle valve manifold DN 5 (with rotating sleeve G½ or flange connection), connections

72
60,3

110

A

A

180

A Process connection
B Transmitter connection
B

B

3-spindle valve manifold DN 5, connections
19

26

38
76

C

A

A

C
A Process connection
B Transmitter connection
C Vent/test connection

Mounting bracket (7MF9006-6NA)/(M17) for 3-spindle valve manifolds,
dimensions in mm
B

B

5-spindle valve manifold DN 5, connections

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
3- and 5-spindle valve manifolds
for vertical angular differential pressure lines

■ Overview

2

Selection and Ordering data

Order No.

Valve manifolds for vertical differential
pressure lines
for liquids and gases
for flanging to pressure transmitters for absolute and differential pressure
Material: stainless steel, mat. No: 1.4404/316L
max. working pressure 420 bar
(order accessory set with Order code),
without certificate

7 MF 9 4 1 3 - 77A

• 3-spindle valve manifold

1D

• 5-spindle valve manifold

1E

Accessories
Factory test certificate EN 10204–2.2

7MF9000-8AB

Material acceptance test certificate
EN 10204-3.1

7MF9000-8AD

Order code

Order No.

K36

7MF9411-5DB

K16

7MF9411-6BB

• for valve manifold 7MF9413-1D.

M17

7MF9006-6NA

• for valve manifold 7MF9413-1E.

M18

7MF9006-6PA

M19

7MF9006-6QA

M16

7MF9006-6KA

Selection and Ordering data
Further designs1)

These 3-spindle and 5-spindle valve manifolds 7MF9413-1..
were developed specially for vertical differential pressure lines.

Please add "-Z" to Order No. and
specify Order code.

The valve manifolds are used to shut off the differential pressure
lines and to check the pressure transmitter zero.

Accessory set to EN
(connection between valve manifold
and pressure transmitter)

The 5-spindle valve manifold permits venting on the transmitter
side and checking of the pressure transmitter characteristic.

4x screws 7/16-20 UNF x
1¾ inch to ASME B18.2.1;
chromized steel
2x flat gaskets made of PTFE,
max. permissible 420 bar, 80 °C

■ Benefits
• For vertical differential pressure lines
• Max. operating pressure 420 bar
• Transmitters of the DS series can be operated and read from
the front.

■ Application
The 3-spindle and 5-spindle valve manifolds for vertical differential pressure lines are for liquids and gases. The valve manifolds
are flanged on the pressure transmitter.

■ Design
All versions of the spindle valve manifolds have a process connection ½-14 NPT.
The connection for the pressure transmitter is always designed
as a flange connection to EN 61518, form B .
The 2-spindle and the 5-spindle valve manifold have in addition
a vent and test connection ¼-18 NPT.

Accessory set to DIN2)
(connection between valve manifold
and pressure transmitter)
4x screws M10x45 to DIN EN 24014;
chromized steel
4x washers Ø 10.5 mm to DIN 125;
2x flat gaskets made of PTFE,
max. permissible 420 bar, 80 °C
Flange connection with M10 screws
only permissible up to PN 160.
Mounting bracket
required for wall mounting or for
securing to mounting rack, with bolts
for mounting on valve manifold

required for mounting on 2" standpipe, with bolts for mounting on
valve manifold
• for valve manifold 7MF9413-1D.

Materials used:

Mounting clip

Component

Material

Mat. No.

Housing

X 2 CrNiMo 17 13 2

1.4404/316L

Cones

X 6 CrNiMoTi 17 12 2

1.4571/316Ti

Spindles

X 2 CrNiMo 18 10

1.4404/316L

Valve manifold 100 bar
suitable for oxygen

2 off, to secure mounting bracket
to pipe

Head parts

X 5 CrNiMo 18 10

1.4401/316

• for valve manifold 7MF9413-1D.

S13

Packings

PTFE

-

• for valve manifold 7MF9413-1E.

S14

■ Function

1)
2)

Functions of all valve manifolds:
• Shutting off the differential pressure lines
• Checking the pressure transmitter zero
Additional functions of the 2-spindle and 5-spindle valve manifolds through the vent and test connection:
• Venting on the transmitter side
• Checking the pressure transmitter characteristic

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Siemens FI 01 · 2009

When ordering accessory set or mounting together with the multiway cock,
please use Order code; otherwise use Order No.
Flange connections to DIN 19213 only permissible up to 160!

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
3- and 5-spindle valve manifolds
for vertical angular differential pressure lines

Accessory set (connection between manifold and
transmitter)
• K36: 4 screws 7/16-20 UNF x 1¾ inch to ASME B18.2.1, 2 flat
gaskets
• K16: 4 screws M10x45 to DIN EN 24014, 4 washers, 2 flat
gaskets
Washers Ø 10.5 to DIN 125

54

76,2

41,3

Ø12

55
47

¼-NPT

B

M8

38
76
115
134
242

Flat gaskets made of PTFE, max. 420 bar, 80 °C
Note: Flange connection with M10 screws only permissible up to
PN 160!
Mounting bracket for wall mounting or for securing to
mounting rack

40

■ Accessories

C
A

½-NPT
31,75

5-spindle valve manifold 7MF9413-1E. for vertical differential pressure
lines, dimensions in mm

With bolts for mounting on valve manifold
• M17: For 3-spindle valve manifold
• M18: For 5-spindle valve manifold
Mounting bracket for mounting on 2" standpipe

8

72

With bolts for mounting on valve manifold
• M19: For 3-spindle valve manifold
Mounting clips (2 off)

72

For securing the mounting brackets M17, M18 and M19 to pipe

60,3

110

180

Valve manifold 100 bar, suitable for oxygen
• For 3-spindle valve manifold
• For 5-spindle valve manifold

■ Characteristic curves
26

19

38
76

300

420 bar at 120 °C
350 bar at 200 °C

200

Mounting bracket (7MF9006-6NA)/(M17) for 3-spindle valve manifolds,
dimensions in mm

100
0 100 200 300 400 °C
Operating temperature

Permissible operating pressure as a function of the permissible operating
temperature

72

0

8

Operating pressure

bar
400

72

■ Dimensional drawings
Ø12

M8

38
76
89
197

1/2NPT

B
A

17

26

9

19

76,2

47

55

41,3

180

54

60,3

155

38
76

31,75

Mounting bracket (7MF9006-6PA)/(M18) for 5-spindle valve manifolds,
dimensions in mm
3-spindle valve manifold 7MF9413-1D. for vertical differential pressure
lines, dimensions in mm

Siemens FI 01 · 2009

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2

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters

100
72

5

3- and 5-spindle valve manifolds
for vertical angular differential pressure lines

8

2
72
76

16

19

50

9

38
92

26

Mounting bracket (7MF9006-6QA)/(M19) for 3-spindle and 5-spindle
valve manifolds, dimensions in mm

■ Schematics
A

A

A Process connection
B Transmitter connection
B

B

3-spindle valve manifold for vertical differential pressure lines, connections
A

A
A Process connection
B Transmitter connection
C Vent/test connection
1/4-18 NPT

C

C
B

B

5-spindle valve manifold for vertical differential pressure lines, connections

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Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
Low-pressure multiway cock

■ Overview

Order No.

Selection and Ordering data
Low-pressure multiway cock
for liquids and gases, for flanging to pressure
transmitters, max. working pressure 25 bar,
max. working temperature 60 °C
(up to 80 °C for a short time), weight 1.75 kg
(without accessory set)

2

Test connections
2x sealing screws G3/8

7MF9004-4CA

2x quick-release couplings

7MF9004-4DA

Selection and Ordering data

Order code

Order No.

L31

7MF9004-5CC

Further designs1)
Please add "-Z" to Order No. and
specify Order code.
Accessory set to EN
(required for flanging, weight 0.2 kg)

The low-pressure multiway cock 7MF9004-4CA/-4DA can be
flanged to pressure transmitters for differential pressure.

■ Benefits
• Robust design
• For liquids and gases
• One-hand operation

■ Design

4x screws 7/16-20 UNF x 1 inch
to ASME B18.2.1; chromized steel
2x gaskets made of PTFE, max.
permissible temperature 80 °C
Accessory set to DIN
(required for flanging, weight 0.2 kg)
4x screws M10x25 to DIN EN 24017;
chromized steel
4x washers Ø 10.5 mm to DIN 125;
2x gaskets made of PTFE, max.
permissible temperature 80 °C
• Standard design

L11

7MF9004-6AD

The multiway cock has 2 process connections and 2 test connections, which are available in 2 versions (with sealing screws
G3/8 or quick-release couplings). The housing is made of hotpressed brass CuZn39Pb3, CW 614N. Test connections with
sealing screws or with self-sealing quick-release couplings.

• Version for oxygen

L15

7MF9004-6AE

Note: An accessory set is always required for flanging of the
multiway cock to a differential pressure transmitter.

Mounting bracket
required for wall mounting or for
securing on rack (72 mm grid),
made of electrogalvanized sheetsteel, weight 0.85 kg

■ Function
• Shutting off the differential pressure lines
• Testing the pressure transmitter zero
• Testing the pressure transmitter characteristic

Multiway cock in oil-free and
grease-free design
BAM-tested lubricant, gasket
suitable for oxygen

1)

S11

M13

7MF9004-6AA

When ordering accessory set or mounting together with the multiway cock,
please use Order code; otherwise use Order No.

■ Accessories
Accessory set for low-pressure multiway cock
• L11: 4 screws M10x25 to DIN EN 24017, 4 washers, 2 flat gaskets
• L15 (suitable for oxygen): 4 screws M10x25 to DIN EN 24017,
4 washers, 2 flat gaskets
• L31: 4 screws 7/16-20 UNF x 1 inch, 2 flat gaskets

Cock positions; the symbols are printed on the cock

Washers Ø 10.5 to DIN 125
Flat gaskets made of PTFE, max. permissible temperature 80 °C
Multiway cock in oil-free and grease-free design
• S11: BAM-tested lubricant, gasket suitable for oxygen
Mounting brackets
• M13: Required for wall mounting or for securing on rack
(72 mm grid); made of electrogalvanized sheet-steel

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fitttings - Shut-off valves for differential pressure transmitters
Low-pressure multiway cock

■ Options

Low-pressure multiway cock, permissible operating pressure as a function of the permissible operating temperature

■ Dimensional drawings

Low-pressure multiway cock 7MF9004-4CA/-4DA for direct flanging to pressure transmitters for differential pressure, dimensions in mm
40

6

90

19

70

2

■ Characteristic curves

Test connections
• 2 sealing screws G3/8
• 2 quick-release couplings

72
120

o11

24
60

Mounting bracket 7MF9004-6AA (M13), dimensions in mm

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Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fittings - Accessories
Oval flange

■ Overview

Order No.

Selection and Ordering data
Oval flange
with female thread ½-14 NPT, max. working
pressure 420 bar, flange connection to
DIN EN 61518, form A

2

Material
P250GH, mat. No.: 1.0460

7MF9408-2CE

X 2 CrNiMo 17 13 2, mat. No. 1.4404/316L

7MF9408-2CL

Order code

Order No.

2x screws 7/16-20 UNF x
1½ inch to ASME B 18.2.3;
chromized steel
1x flat gasket made of PTFE,
max. permissible 420 bar, 80 °C

E36

7MF9408-5DA

2x screws 7/16-20 UNF x
1½ inch to ASME B 18.2.3;
chromized steel
1x O-ring to DIN 3771,
20 x 2.65 - S - FPM90,
max. permissble 420 bar, 120 °C

E34

7MF9408-5CA

2x screws M10x40 to
DIN EN ISO 4762; chromized steel
2x washers Ø 10.5 mm to DIN 125;
1x O-ring to DIN 3771,
20 x 2.65 - S - FPM90,
max. permissble 420 bar, 120 °C2)

E13

7MF9408-6AA

E16

7MF9408-6BA

Flat gaskets made of PTFE, max. 420 bar, 80 °C

2x screws M10x40 to
DIN EN ISO 4762; chromized steel
2x washers Ø 10.5 mm to DIN 125;
1x flat gasket made of PTFE,
max. permissible 420 bar, 80 °C2)

O-ring to DIN 3771, 20 x 2.65 – S – FPM90, max. 420 bar, 120 °C

1)

Note: M10 screws only permissible up to PN 160!

2)

Selection and Ordering data
Further designs
Please add "-Z" to Order No. and
specify Order code.
Accessory set to EN1)

The oval flange 7MF9408-2C. for pressure transmitters for absolute pressure and differential pressure has a ½-14 NPT female
thread and is designed for max. operating pressure 400 bar.

■ Accessories

• E34: 2 screws 7/16-20 UNF x 1½ inch to ASME B18.3,
1 O-ring (FPM 90)
• E13: 2 screws M10x40 to DIN EN 4762, 2 washers,
1 O-ring (FPM 90)
• E36: 2 screws 7/16-20 UNF x 1½ inch to ASME B18.2.1,
1 flat gasket
• E16: 2 screws M10x40 to DIN EN ISO 4762, 2 washers,
1 flat gasket
Washers Ø 10.5 to DIN 125

Accessory set to DIN1)

When ordering accessory set together with the oval flange, please
use Order code; otherwise use Order No.
Flange connections with M10 screws only permissible up to PN 160!

■ Dimensional drawings

Oval flange 7MF9408-2C., dimensions in mm

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fittings - Accessories
Adapters, connection glands

■ Overview

■ Dimensional drawings

Adapters enable e.g. a transition from medium connections with
NPT thread to shut-off valves to DIN 16270 ... 16272 or pipes in
conjunction with a connection gland (e.g. 7MF9008).

2

■ Design
The connection pieces are made of X 6 CrNiMoTi 17 12 2, mat.
No. 1.4571 and available in 3 versions
• Thread ¼-18 NPT and connection shank G½ to DIN EN 837-1
• Thread ½-14 NPT and connection shank G½ to DIN EN 837-1
• Thread ½-14 NPT and thread ½-14 NPT
Selection and Ordering data

Connection piece with thread ¼-18 NPT and connection shank G½
7MF9001-1AA, dimensions in mm

Order No.

Adapter
(weight 0.2 kg)
with thread ¼-18 NPT – G½

7MF9001-1AA

with thread ½-14 NPT – G½

7MF9001-1CA

with thread ½-14 NPT – ½-14 NPT

7MF9001-1DA

with thread ½-14 NPT – M20 x 1.5

7MF9001-1EA

Connection piece with thread ½--14 NPT and connection shank G½
7MF9001-1CA, dimensions in mm

Connection piece with thread ½-14 NPT and thread ½-14 NPT
7MF9001-1DA, dimensions in mm

Connection piece with thread ½-14 NPT and thread M20 x 1.5
7MF9001-1EA, dimensions in mm

■ Overview

■ Dimensional drawings

Connection glands to connect medium or differential pressure
lines to collars G½ to DIN EN 837-1
• For rated pressures up to PN 630
• For oxygen only up to PN 250
Selection and Ordering data

Order No.

Connection screwed gland
for pipelines
(weight 0.2 kg)
Material

Design

11SMn30
(mat. No. 1.0715)

Standard

7MF9008-1GA

X 6 CrNiMoTi 17 12 2 Standard
(mat. No. 1.4571/316Ti)

7MF9008-1GB

X 6 CrNiMoTi 17 12 2 Grease-free
(mat. No. 1.4571/316Ti)

7MF9008-1GC

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Siemens FI 01 · 2009

Connection gland 7MF9008-1G., dimensions in mm

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fittings - Accessories
Connection parts G 1/2

■ Dimensional drawings

Selection and Ordering data

CW 614N

Union nut
9 SMn 28 k
Nipple:
RSt 37-2

16

M20 x 1,5

30

16

Ø7

SW 27

M56340-A0001
M56340-A0002

1.0715

Ø 14

Nipple connection (M20 x 1.5) M56340-A0008, dimensions in mm

1.0037

Union nut
X 8 CrNiS 18 9
1.4305
Nipple:
X 6 CrNiMoTi 17 12 2 1.4571/316Ti

M56340-A0003

Nipple connection
M20 x 1.5 to DIN 16284 (union nut with nipple
and gasket); max. working pressure 400 bar;
weight 0.1 kg;
connection: G½ to DIN EN 837-1;
Female thread G½
Material

Ø 12

48

Mat. No.

SW 27

Nipple connection (G) M56340-A0001 to -A0003, dimensions in mm

Nipple connection
G½ to DIN 16284 (union nut with nipple and
gasket); max. working pressure 400 bar;
weight 0.1 kg;
connection: G½ to DIN EN 837-1;
Female thread G½
CuZn39Pb3

G½

2

Order No.

Adapters G½
for pressure gages and shut-off fittings

Material

Ø7

30

Connection parts G½ for pressure gages and shut-off fittings are
available in 3 versions:
• Nipple connection
• Clamping sleeve
• Collar connection piece

48

■ Overview

Clamping sleeve M56340-A0004/-A0005, dimensions in mm

Mat. No.

Union nut
X 8 CrNiS 18 9
1.4305
Nipple:
X 6 CrNiMoTi 17 12 2 1.4571/316Ti

M56340-A0008

Clamping sleeve
G½ to DIN 16283; max. working pressure
400 bar; weight 0.1 kg;
Connections: G½ to DIN EN 837-1;
Female thread: G½ right-hand G½ left-hand

Collar connection piece M56340-A0006/-A0007, dimensions in mm

Material

Mat. No.

CuZn39Pb3

CW614N

M56340-A0004

9 SMn 28 k

1.0715

M56340-A0005

Collar-adapter
max. working pressure; weight 0.1 kg;
Connections: G½ to DIN EN 837-1;
Male thread: G½, G½
Material

Mat. No.

CuZn39Pb3

CW614N

M56340-A0006

9 SMn 28 k

1.0715

M56340-A0007

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fittings - Accessories
Water traps, Sealing rings to EN 837-1

■ Overview

■ Overview

Water traps protect pressure gages and shut-off fittings from
heating up (e.g. by steam) by the water column produced by the
water trap.
The max. working temperature is 120 °C at 160 bar, 300 °C at
80 bar or 400 °C at 63 bar. If the temperature of the measured
medium is higher, a sufficiently long line has to be connected upstream of the trap to enable heat dissipation.

■ Dimensional drawings



■ Design
The water traps are available in U shape (type B) or circular
shape (type D) to DIN 16282. They have a weld-on end
Ø 20 mm × 2.6 mm on the measurement side. The connection
on the device side is a clamping sleeve G½ to DIN 16283.
The water traps are made of steel (P250GH) or stainless steel
(X 6 CrNiMoTi 17 12 2)
Water traps are designed as standard for max. operating temperature 120 °C at max. operating pressure 160 bar (300 °C at
80 bar, 400 °C at 63 bar). Water traps for higher operating pressures and temperatures are available on request.
Selection and Ordering data

Order No.

Water traps
for pressure gages and pressure transmitters,
max. working temperature 120 °C,
max. working pressure 160 bar (or 400 °C
and 104 bar), weight 0.7 kg
Mat. No.

P235GH

1.0345

X 6 CrNiMoTi 17 12 2 1.4571/316Ti

M56340-A0043
M56340-A0061

Water trap D to DIN 16282
Material

Mat. No.

P235GH

1.0345

X 6 CrNiMoTi 17 12 2 1.4571/316Ti

M56340-A0045
M56340-A0063

■ Dimensional drawings

Water traps, type B, M56340-A0043/-A0061, dimensions in mm

Water traps, type D, M56340-A0045/-A0063, dimensions in mm

2/228

Siemens FI 01 · 2009

Sealing ring 7MF9007-7A. to EN 837-1, dimensions in mm

Order No.

Selection and Ordering data
Sealing ring to EN 837-1 for thread G½

made of
(packing unit 100 pcs)
• copper

F) 7MF9007-7AA

• soft iron

F) 7MF9007-7AB

• stainless steel, mat.-No. 1.4571

F) 7MF9007-7AC

• PTFE

F) 7MF9007-7AD

F) Subject to export regulations AL: 9I999, ECCN: N.

Water trap B to DIN 16282
Material



2

The sealing rings to EN 837-1 are required to seal measuring instruments for pressure with the process connection G½B.

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fittings - Accessories
Pressure surge reducers

■ Overview
The pressure surge reducer protects the pressure gage against
damage, premature wear and tear and inaccurate/fluctuating indications.

2

■ Application
The pressure reducer is used when pulsations occur in the measured medium (e.g. in slow-running vapor engines, piston
pumps and compressors), or if drastic fluctuations are likely to
occur in the measured medium (e.g. in hydraulic presses and
tensile testing machines).

■ Design
•
•
•
•

Enclosure made of brass or stainless steel
Adjustable nozzle
Sleeve for connection to the measuring instrument
Pin for connection to supply lead
Order No.

Selection and Ordering data
Pressure surge reducer
Weight approx. 0,21 kg
Material

Full-scale value Weight approx.
in kg

Brass

250 bar

0.21

M56340-A54

Stainless
steel

600 bar

0.21

M56340-A59

■ Dimensional drawings
*®



6OHHYHIRUFRQQHFWLRQ
WRWKHSUHVVXUHGLVSOD\

3LQIRUFRQQHFWLRQ
WRVXSSO\OHDG

*®

Pressure surge reducer, dimensions in mm

Siemens FI 01 · 2009

2/229

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fittings - Accessories
Primary shut-off valves

■ Overview

Ø80

95

The shut-off valves are available in various materials and with
various connections (see Selection and Ordering data)

■ Characteristic curves
500

Ø11,2

Ø11,2

bar

400
G½

22

300

Operating pressure

C

B

200

D

E

90

22

G½

Shut-off valve 7MF9017–1A., dimensions in mm

A

Ø80

100

0
0

100

200

300

400

500

600 °C
95

Operating temperature

bar

bar

500

500

400

400

300

300
G

200

H

G½

22

90

M20x1,5

Shut-off valve 7MF9017-1B. and -2B., dimensions in mm
K
Ø80

200

F
100

Ø11,2

Shut-off valve 7MF9017-1.., permissible working pressure as a function
of the permissible working temperature

Ø11,2

Shut-off valve 7MF9017-1..

J

100

0
200

300

400 °C

0

100

200 °C

Operating temperature
Shut-off valve 7MF9017-2..

Shut-off valve 7MF9017-3..

Shut-off valve 7MF9017-2.. and -3.., permissible working pressure as a
function of the permissible working temperature

M20x1,5
(M22x1,5)

Ø12 (Ø14)

100

95

0
0

Ø12 (Ø14)

Operating pressure

2

■ Dimensional drawings

Primary shut-off valves are available in the following versions:
• For non-corrosive liquids, gases and vapors
• For corrosive liquids and gases
• Grease-free for oxygen

90

M20x1,5
(M22x1,5)

Shut-off valves 7MF9017-1C., -1D. and -2C., dimensions in mm

2/230

Siemens FI 01 · 2009

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fittings - Accessories
Primary shut-off valves
ØAxb

7MF9017-

14 mm x 2.5 mm

1F. and 1G.

21.3 mm x 6.3 mm

1H. and 2H.

24 mm x 7.1 mm

1J., 1K. and 2J.

2

141

Ø120

Øa

Ø14

b

2,5

5

65

4,5
130

Shut-off valves 7MF9017-, dimensions in mm

Selection and Ordering data
Primary shut-off valves, without certificate
Max.
Charac- Material
Mat. No. Spindle
working
teristic1)
thread
pressure
Shut-off valve for non-aggressive liquids, gases and vapors
160 bar
A
P250GH
1.0460
Internal
160 bar
A
P250GH
1.0460
Internal

400 bar

C

P250GH

1.0460

Internal

400 bar

C

P250GH

1.0460

Internal

500 bar
500 bar
500 bar

D
E
D

16 Mo 3
11 CrMo 9 10
16 Mo 3

1.5415
1.7383
1.5415

External
External
External

500 bar

D

16 Mo 3

1.5415

External

500 bar

E

11 CrMo 9 10

1.7383

External

Shut-off valve for aggressive liquids and gases
160 bar
F
X 6 CrNiMoTi 17 12 2 1.4571/
316Ti

Internal

400 bar

G

X 6 CrNiMoTi 17 12 2 1.4571/
316Ti

Internal

400 bar

H

External

400 bar

H

X 6 CrNiMoTi 17 12 2 1.4571/
316Ti
X 6 CrNiMoTi 17 12 2 1.4571/
316Ti

External

Connections

Approx.
weight kg

Threaded socket G½ form R, DIN 19207
Threaded socket G½ form R, DIN 19207
DIN 19207 and pipe union
with ferrule for pipe ∅ 12 mm, S series
Pipe union with ferrule
for pipe ∅ 12 mm, S series
Pipe union with ferrule
for pipe ∅ 14 mm, S series
Welding sleeves ∅ 14 mm × 2.5 mm
Welding sleeves ∅ 14 mm × 2.5 mm
Welding sleeves ∅ 21.3 mm × 6.3 mm
and ∅ 14 mm × 2.5 mm
Welding sleeves ∅ 24 mm × 7.1 mm
and ∅ 14 mm × 2.5 mm
Welding sleeves ∅ 24 mm × 7.1 mm
and ∅ 14 mm × 2.5 mm

0.8
0.8

Threaded socket G½ form R, DIN 19207
DIN 19207 and pipe union
with ferrule for pipe ∅ 12 mm, S series
Pipe union with ferrule
for pipe ∅ 12 mm, S series

0.8

1

C

Welding sleeves ∅ 21.3 mm × 6.3 mm
and ∅ 14 mm × 2.5 mm
Welding sleeves ∅ 24 mm × 7.1 mm
and ∅ 14 mm × 2.5 mm

1.6

H

1.6

J

Accessories
Factory test certificate EN 10204–2.2
Material acceptance test certificate EN 10204-3.1
1)

Order No.
7MF 9 0 1 7 - 1 7A
A
B

1

C

1

D

1.6
1.6
1.6

F
G
H

1.6

J

1.6

K
7MF 9 0 1 7 - 2 7A
B

7MF9000-8AB
7MF9000-8AD

See Figure "Permissible working pressure as a function of the permissible working temperature"

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fittings - Accessories
Compensation vessels

■ Overview

■ Dimensional drawings

The compensation vessels prevent the level difference which occurs with pressure changes in the pressure lines and which falsifies the measurement.

9

According to DIN 19211, the temperature in the compensation
vessel must be assumed to be 50 K less than the steam temperature in the pipe when calculating the wall thicknesses. This is
because the temperature in the compensation vessel during operation can only rise up to the saturated steam temperature.

88,

100

I

A material acceptance test certificate A to EN 10204-3.1 is available for the materials from which the compensation vessels are
made.

■ Characteristic curves

O
O
I

bar

Output (see Ordering data for dimensions)
Input (see Ordering data for dimensions)

500

Compensation vessel 7MF9015-1.., dimensions in mm
400

E
D

65

approx. 110

300
C
200

I

35 1)
58 1)

Operating pressure

2

100

B
A

100
0

0
100
200
Operating temperature

300

400

O

500

600

I
O

1)

°C

Input (see Ordering data for dimensions)
Output (see Ordering data for dimensions)
30 mm longer with 7MF9015-5A.

Compensation vessel 7MF9015-5.., dimensions in mm
Permissible operating pressure as a function of the permissible operating
temperature
Selection and Ordering data
Compensation vessel, without certificate
Max.
Characteristic1) Material
Mat. No. Connections
working
Input
pressure
160 bar

A

16 Mo 3

1.5415

250 bar

B

16 Mo 3

1.5415

250 bar

B

16 Mo 3

1.5415

250 bar

C

11 CrMo 9 10

1.7383

250 bar

B

16 Mo 3

1.5415

160 bar

A

16 Mo 3

1.5415

500 bar

D

16 Mo 3

1.5415

500 bar

D

16 Mo 3

1.5415

500 bar

E

11 CrMo 9 10

1.7383

Threaded socket G½,
form R, DIN 19207
Welding sleeve
∅ 21 mm × 6.3 mm
Welding sleeve
∅ 24 mm × 7.1 mm
Welding sleeve
∅ 24 mm × 7.1 mm
Welding sleeve
∅ 33.7 mm × 4.5 mm
Threaded socket G½,
form R, DIN 19207
Welding sleeve
∅ 21 mm × 6.3 mm
Welding sleeve
∅ 24 mm × 7.1 mm
Welding sleeve
∅ 24 mm × 7.1 mm

Output

Threaded socket G½,
form V, DIN 19207
Welding sleeve
∅ 21.3 mm × 6.3 mm
Welding sleeve
∅ 24 mm × 7.1 mm
Welding sleeve
∅ 24 mm × 7.1 mm
Welding sleeve
∅ 24 mm × 7.1 mm
Threaded socket G½,
form V, DIN 19207
Welding sleeve
∅ 21.3 mm × 6.3 mm
Welding sleeve
∅ 24 mm × 7.1 mm
Welding sleeve
∅ 24 mm × 7.1 mm

Accessories
Factory test certificate EN 10204–2.2
Material acceptance test certificate EN 10204-3.1
1)

See Figure "Permissible working pressure as a function of the permissible working temperature"

2/232

Siemens FI 01 · 2009

Approx. Approx.
contents weight
cm³
kg

Order No.
7 MF 9 0 1 5 - 77A
1A

250

0.8

250

0.8

1B

250

1

1C

250

1

1D

250

0.7

1E

20

1.6

5A

20

1.6

5B

20

1.6

5C

20

1.6

5D

7MF9000-8AB
7MF9000-8AD

© Siemens AG 2008

SITRANS P measuring instruments for pressure
Fittings - Accessories
Connection parts

■ Overview

■ Dimensional drawings

Connection parts are available in the following versions:
• Threaded flange pair G½ with stainless steel gasket
• Nipple G½ form V to DIN 19207
• Union nut G½ made of C 35 to DIN 16284
• Gasket B½ (grooved) to DIN 19207

2

All connection parts are also available grease-free for oxygen.
Selection and Ordering data

Order No.

Threaded flange pair G½
• with stainless steel gasket

7MF9007-4CA

• grease-free for oxygen, with stainless
steel gasket

7MF9007-4DA

Scope of delivery:

Threaded flange 7MF9007-4CA/-4DA, dimensions in mm

2x threaded flanges G½ to DIN 19207; material:
P250GH (mat. No. 1.0460)
4x hexagon screws M10x45 to DIN EN 24014;
Material: C35E (mat. No. 1.1181)
4x hexagon screws M10x50 to DIN EN 24032
1x gasket G½ (7MF9007-6BA) grooved,
to DIN 19207;
Material: X 6 CrNiMoTi 17 12 2
(mat. No. 14571/316Ti)
Only for 7MF9007-4CA!

Nipple G½ 7MF9007-4KA/-4LA, dimensions in mm

1x gasket G½ (7MF9k007-6CA), grease-free for
oxygen, grooved, to DIN 19207;
Material: X 6 CrNiMoTi 17 12 2
(mat. No. 14571/316Ti)
Only for 7MF9007-4DA!

Union nut G½ 7MF9007-4MA/-4NA, dimensions in mm

Nipple G½
to DIN 19207
• Material: 16 Mo 3 (mat. No. 1.5415)

7MF9007-4KA

• grease-free for oxygen,
Material: X 6 CrNiMoTi 17 12 2
(mat. No. 1.4571/316Ti)

7MF9007-4LA

Gasket 7MF9007-6BA/-6CA, dimensions in mm

7

Union nut G½
to DIN 16284
• Material: C35E (mat. No. 1.1181)

7MF9007-4MA

• grease-free for oxygen,
Material: X 6 CrNiMoTi 17 12 2
(mat. No. 1.4571/316Ti)

7MF9007-4NA

Gasket G½
to DIN 19207, grooved
• Material: X 6 CrNiMoTi 17 12 2
(mat. No. 1.4571/316Ti)

F) 7MF9007-6BA

• grease-free for oxygen,
Material: X 6 CrNiMoTi 17 12 2
(mat. No. 1.4571/316Ti)

F) 7MF9007-6CA

F) Subject to export regulations AL: 9I999, ECCN: N.

Siemens FI 01 · 2009

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© Siemens AG 2008

SITRANS P measuring instruments for pressure

2

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Siemens FI 01 · 2009



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