Wildcat Territory Scale E15609900A Users Manual METTLER TOLEDO Technical

2015-02-03

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WILDCAT



Scale
Technical Manual

E15609900A
12/00.01

© Mettler-Toledo, Inc. 2000
No part of this manual may be reproduced or transmitted in any form or by any means, electronic or
mechanical, including photocopying and recording, for any purpose without the express written permission
of Mettler-Toledo, Inc.
U.S. Government Restricted Rights: This documentation is furnished with Restricted Rights.

CUSTOMER FEEDBACK
Your feedback is important to us! If you have a problem with this product, or just a suggestion on how we can serve you better,
please fill out this form and send it to us. If you are in the United States, you can mail this postpaid form to the address on the
reverse, or fax it to (614) 438-4355. If you are outside the United States, please apply the appropriate amount of postage before
mailing. You can also send your feedback via email to: quality_feedback.mtwt@mt.com.
Your Name:
Organization Name:
Address:

Phone Number: (
E-mail Address:

)

Fax Number: (

How well did this product meet your
expectations in its intended use?
Met and exceeded my needs
Met all needs
Met most needs
Met some needs
Did not meet my needs

)

Date:
METTLER TOLEDO Order Number
Part / Product Name:
Part / Model Number:
Serial Number:
Company Name for Installation:
Contact Name:
Phone Number:

Comments:

COMMENTS/QUESTIONS:

DO NOT WRITE IN SPACE BELOW; FOR METTLER TOLEDO USE ONLY
Retail

Light Industrial

RESPONSE: Include Root Cause Analysis and Corrective Action Taken.

Heavy Industrial

Systems

FOLD THIS FLAP FIRST

NO POSTAGE
NECESSARY IF
MAILED IN THE
UNITED STATES

BUSINESS REPLY MAIL
FIRST CLASS

PERMIT NO. 414

COLUMBUS, OH

POSTAGE WILL BE PAID BY ADDRESSEE
Mettler-Toledo, Inc.
Quality Manager - MTWI
1150 Dearborn Drive
Worthington, Ohio 43085
USA

Please seal with tape.

INTRODUCTION
Information regarding METTLER TOLEDO Technical Training may be obtained by contacting:
METTLER TOLEDO
1900 Polaris Parkway
Columbus, Ohio 43240
(US and Canada) 614- 438-4511
(All Others) 614-438-4888

FCC Notice
This device complies with Part 15 of the FCC Rules and the Radio Interference Requirements of the
Canadian Department of Communications. Operation is subject to the following conditions: (1) this device
may not cause harmful interference, and (2) this device must accept any interference received, including
interference that may cause undesired operation.
This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant
to Part 15 of FCC Rules. These limits are designed to provide reasonable protection against harmful
interference when the equipment is operated in a commercial environment. This equipment generates,
uses, and can radiate radio frequency energy and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communications. Operation of this equipment
in a residential area is likely to cause harmful interference in which case the user will be required to correct
the interference at his or her own expense.

This manual correctly describes the operation and functionality of the WILDCAT scale containing software
version 125362 Sr 2.00. The software version is displayed during the power-up sequence.

METTLER TOLEDO RESERVES THE RIGHT TO MAKE REFINEMENTS OR
CHANGES WITHOUT NOTICE.

PRECAUTIONS
SAFETY NOTICE

Product safety is a fundamental concern at METTLER TOLEDO. Use common sense and follow the simple
precautions listed below to ensure your safety and optimize the use and performance of this product.
•
•
•
•
•
•
•
•
•
•

Read this manual before operating or servicing this product. Save this manual for future reference.
Observe safety warnings located throughout this manual.
Use caution when lifting or moving heavy equipment.
Engage wheel brakes before operating WW (mobile / wheeled) products.
Do not use this product in washdown environments. Never immerse electronic products in liquids.
This product should be serviced by qualified personnel. Exercise care when moving, testing, or adjusting this product.
Disconnect all power to this product before installing, servicing, or cleaning.
Use only METTLER TOLEDO parts for repair.
Observe electrostatic handling precautions for electronic components. Allow at least 30 seconds after power disconnection to
allow charges to dissipate before servicing any electronic components.
Allow the product to stabilize at ambient room temperature before applying power.

FAILURE TO FOLLOW THESE PRECAUTIONS COULD RESULT IN DAMAGE TO EQUIPMENT OR
BODILY HARM.

CONTENTS
1

Introduction................................................................................................... 1-1
Specifications..................................................................................................................... 1-1

2

Assembly Procedures..................................................................................... 2-1
Assembly Instructions ......................................................................................................... 2-1
Load Cell Wiring................................................................................................................. 2-3
Serial Port Connections ...................................................................................................... 2-3

3

Programming and Calibration......................................................................... 3-1
Key Functions ..................................................................................................................... 3-2
Entering the Programming Mode ......................................................................................... 3-2
Entering and Configuring Program Blocks............................................................................. 3-3
Exiting the Programming Mode ........................................................................................... 3-3
Sealing the Enclosure (Legal for Trade) ............................................................................... 3-3
Factory Default Settings ...................................................................................................... 3-4
F1 Scale Block.................................................................................................................... 3-5
F2 Application Block ........................................................................................................... 3-7
F3 Interface Block............................................................................................................... 3-8
Exit Sub-Block .................................................................................................................... 3-9
Calibration....................................................................................................................... 3-10
Gravity Adjustment ........................................................................................................... 3-10

4

Maintenance and Troubleshooting................................................................... 4-1
Cleaning ............................................................................................................................ 4-1
Troubleshooting.................................................................................................................. 4-1
Error Codes ........................................................................................................................ 4-1
Voltage Checks................................................................................................................... 4-2
AC Power Test ......................................................................................................... 4-2
Controller PCB Input Voltage Test................................................................................ 4-2
Check Battery Voltage(Battery-powered units)........................................................... 4-2
RS232 Serial Output Test .......................................................................................... 4-2

Parts Replacement and Adjustments .................................................................................... 4-3
Battery Replacement ............................................................................................................ 4-3
Keyboard Replacement......................................................................................................... 4-4
Controller PCB Replacement.................................................................................................. 4-4
Load Cell Replacement ......................................................................................................... 4-5
Overload Stop Adjustment ..................................................................................................... 4-6
Shift Test ............................................................................................................................ 4-7

Power-Up Sequence............................................................................................................ 4-8

5

Parts List ...................................................................................................... 5-1
Column and Base (WS30, WS60, WS150)........................................................................... 5-2
Column and Base (WW250 and WW500) ............................................................................ 5-3

6

Appendices ................................................................................................... 6-1
Appendix 1: Demand Mode Output....................................................................................... 6-1
Weight Field Format ............................................................................................................. 6-1

Appendix 2: Continuous Mode Output .................................................................................. 6-4
Status Byte Definition............................................................................................................ 6-5

Appendix 3: ASCII Input Commands .................................................................................... 6-6
Appendix 4: GEO Codes ...................................................................................................... 6-7

Chapter 1: Introduction
Specifications

1

Introduction
The WILDCAT bench and portable scale is designed to meet the real world requirements
of manufacturing, agricultural, packaging, and general weighing applications, and is
ready to use right out of the box. This manual provides important information for
installing and servicing the scale. For information on operating the scale, refer to the
Operator’s Card provided with the unit.
The WILDCAT scale is intended for use in general purpose industrial and commercial
environments. For the best performance, it should not be used in environments requiring
washdown, immersion in liquids, or exposure to corrosive chemicals.

Specifications
The WILDCAT scale is available in three base sizes. Specifications for the models below
are listed on the next page.

1250 mm

540
540 mm
mm
190 mm

418 mm
520 mm

Figure 1-1: WS30R, WS60R

Figure 1-2: WS60LR, WS150R

544 mm
720 mm

Figure 1-3: WW250, WW500

(12/00) 1-1

METTLER TOLEDO WILDCAT Scale Technical Manual

WS30R/WS30VR

WS60R/WS60VR

WS60LR/WS60LVR

Displayed
Resolution

WS150R/WS150VR

WW250VR

WW500VR

Up to 10,000d

Maximum Capacity
Minimum Division
Size
Trade -Approved
Build
Maximum Back
weight
Safe Overload

30 kg (60 lb)

60 kg (150 lb)

60 kg (150 lb)

150 kg (300 lb)

250 kg (500 lb)

500 kg (1000 lb)

0.01 kg
(0.02 lb)

0.01kg
(0.05 lb)

0.02 kg
(0.05 lb)

0.05 kg
(0.1 lb)

0.1 kg
(0.2 lb)

0.2 kg
(0.5 lb)

30 kg (95 lb)

90 kg (200 lb)

180kg (400 lb)

300 kg (660 lb)

600 kg (1320 lb)

30 kg (60 lb)

10 kg (4 lb)

45 kg (90 lb)

90 kg (225 lb)

Corner Loading

Base Dimensions
WxDxH
Scale Dimensions
WxDxH
Actual Weight

305 x 355 x
(95 – 110)** mm
12 x 14 x
(3.8 – 4.3**) in
305 x 500 x (540 – 555)** mm
12 x 19.7 x (21.3 – 21.8)** in
11 kg (24 lb)

225 kg (450 lb)
100% of full capacity.

400 x 500 x (105 – 120)** mm

510 x 710 x 200 mm

15.7 x 19.7 x (4.1 – 4.6)** in

20 x 28 x 7.8 in

400 x 650 x (885 – 990)** mm
15.7 x 25.6 x (34.8 – 35.3)** in

510 x 850 x 1320 mm
20 x 33.5 x 52 in

22 kg (49 lb)

50 kg (110 lb)

Shipping Weight
14 kg (31 lb)
Load Cell (2mV/V)

Construction

Column
Construction
Environment

30 kg (66 lb)

51 kg (112 lb)

100 kg (220 lb)

250 kg (550 lb)

350 mm (14 in) stainless steel

700 mm (28 in) stainless steel
General purpose, dry. Load cell is moisture- and dust-resistant.
Six-digit, 25 mm (1 in) tall, high contrast, LCD

Keypad

4 color-coded, tactile-feel keys
ZERO, TARE, FUNCTION, and PRINT

Approvals

UL Listed
Industry Canada AM-5319*
NTEP Class III #99-053*
10.2 VDC / 0.15 A (AC transformer included) or six “D” cells

Battery Life

Up to 500 hrs with six ‘D Cell’ batteries

Operating Temp.

-10°C to 40°C with 10 to 95% relative humidity, non-condensing

Storage
Temperature

-20°C to 60°C with 10 to 95% relative humidity, non-condensing

Data Output
Weighing Units
*NTEP and Industry Canada approvals pending on WW models
** The height will vary depending on the height of the leveling feet.
***Information not available at this time.

1-2 (12/00)

1000 kg

Platter:
Fabricated 304 Stainless Steel
Base Support Frame: Formed and Welded Carbon Steel Polyurethane Painted Navy Blue
Display Enclosure: ABS Charcoal Gray Plastic

Display

Power

500 kg

ASCII via RS-232 standard
pounds, kilograms and grams

Table 1-1

1118 mm (44 in) stainless steel

Chapter 2: Assembly Procedures
Assembly Instructions

2

Assembly Procedures

Assembly Instructions
Assembly instructions for the WILDCAT scale are provided with the unit. A copy of these
instructions appears below and on the next page.
Scale Assembly Instructions
Báscula Portátil de Mesa
Instrucciones Para Ensamblaje
Instructions D‘assemblage de la Bascule
Additional tools
you may need

Herramientas adicionales
que pudiese necesitar

Outils supplémentaires dont
vous pourriez avoir besoin

Wi

Plug in or use
6 “ D ” size batteries

Enchufa o utilice seis
baterías tipo “D”

Branchez le courant ou
utilisez 6 piles de taille “D”

© 2000 Mettler-Toledo, Inc.

Figure 2-1: Assembly instructions for Models WS30, WS60, and WS150

(12/00) 2-1

METTLER TOLEDO WILDCAT Scale Technical Manual

Scale Assembly Instructions
Báscula Portátil de Mesa
Instrucciones Para Ensamblaje
Instructions D‘assemblage de la Bascule
Additional tools
you may need

Herramientas adicionales
que pudiese necesitar

Outils supplémentaires dont
vous pourriez avoir besoin

Plug in or use
6 “ D ” size batteries

Enchufa o utilice seis
baterías tipo “D”

Branchez le courant ou
utilisez 6 piles de taille “D”

© 2000 Mettler-Toledo, Inc.

Figure 2-2: Assembly instructions for Models WW250 and WW500

2-2 (12/00)

Chapter 2: Assembly Procedures
Load Cell Wiring

Load Cell Wiring
Figure 2-3 shows the load cell terminal strip wiring for the WILDCAT scale.

+EXC
Green

+SEN
Blue

+SIG
Red

Shield
Orange

-SIG
White

-SEN
Brown

-EXC
Black

Figure 2-3

Serial Port Connections
The WILDCAT scale provides a bi-directional RS-232 port to be used to send data to or
receive commands from a computer, printer, or other serial device. The following chart
(Table 2-1) describes the pin configuration of the 9-pin D-Sub female connector on the
side of the terminal (indicator) of the WILDCAT scale. The maximum recommended
cable length for RS-232 is 50 feet (15 meters).
NOTE: Bi-directional capability
was added in version 2.0
software. Previous versions did
not provide ASCII input
commands.

Pin
1
2
3
4
5
6
7
8
9

Signal
RxD
TxD
Gnd

Description
Not Connected
Receive Data
Transmit Data
Not Connected
Logic Ground
Not Connected
Not Connected
Not Connected
Not Connected

Table 2-1
Table 2-2 shows the ASCII commands that may be used to communicate with the
WILDCAT scale via the serial port. A more complete explanation is given in Appendix 3.
ASCII
Command
C
T
P
Z

Function Performed in the WILDCAT Scale
Clear Tare
Tare
Print
Zero
Table 2-2

(12/00) 2-3

METTLER TOLEDO WILDCAT Scale Technical Manual
NOTES

2-4 (12/00)

Chapter 3: Programming and Calibration
Serial Port Connections

3

Programming and Calibration
WARNING
ONLY PERMIT QUALIFIED PERSONNEL TO SERVICE THIS EQUIPMENT.
EXERCISE CARE WHEN MAKING CHECKS, TESTS AND ADJUSTMENTS
THAT MUST BE MADE WITH POWER ON. FAILING TO OBSERVE THESE
PRECAUTIONS CAN RESULT IN BODILY HARM.

The WILDCAT scale is calibrated at the factory. Functional programming is also
completed at the factory, so that the WILDCAT scale is ready to use right out of the box.
There is no need to change any of the softswitch parameters or to calibrate the scale.
However, for commercial purposes (legal for trade), the WILDCAT scale must be
calibrated using certified test weights. All operational changes and calibration can be
performed using the scale keyboard.
The programming mode of the WILDCAT scale consists of main blocks (F1, F2, and
F3), each containing sub-blocks (F1.1, F1.2, and so on.) An overview of the
programming mode is shown below.
F1 - Scale

F2 - Application

F3 - Serial I/F

Save

F1.1
Calibration Units

F2.1
Alternate Unit

F3.1
Baud Rate

Abort

GEO Code

F2.2
Auto Backlight

F3.2
Data Bits

Load Defaults

F1.2
Calibration

F2.3
Tare

F3.3
Stop Bits

F1.3
Display X10

F2.4
PB Zero Range

F3.4
Parity

F1.4
Programming Mode
Access

F2.5
Auto Zero
Maintenance

F3.5
Data Format

F2.6
Motion Sensitivity

F3.6
Checksum

F2.7
Filtering

F3.7
Gross Weight Legend

F2.8
Sleep Mode

F2.9
Power Up Zero Range

Figure 3-1

(12/00) 3-1

METTLER TOLEDO WILDCAT Scale Technical Manual

Key Functions
Should you need to reconfigure the WILDCAT scale, the following keys are used in the
programming mode to configure the program blocks.

0

T

C
F

ZERO

Back up to the previous step.

TARE

Moves the data entry position one digit to the left.

FUNCTION Increments the numeric data entry digit and/or allows the
programmer to view the next display in a selection list.

PRINT

Accepts/terminates a data entry.

Entering the Programming
Mode
To access the program blocks, the CAL jumper must be in place shorting the two pins
on the Controller PCB. Refer to Figure 3-2 for the CAL position.
To configure the program blocks, you must enter the programming mode by pressing
and releasing the PRINT and ZERO keys simultaneously.
CAL
J-5

J-4

Figure 3-2

3-2 (12/00)

Chapter 3: Programming and Calibration
Entering and Configuring Program Blocks

Entering and Configuring
Program Blocks
Once the [F1] prompt is displayed, use the PRINT key to enter the block. Use the
FUNCTION key to skip to the next block. Use the ZERO key to go to the previous block.
Once PRINT is pressed, the configuration advances to the first parameter in the F1
program block. The display shows the sub-block number and the current value setting.
Press PRINT to accept the value and advance to the next sub-block or press the
FUNCTION key to toggle through the choices until the desired selection is displayed.
After the desired selection is displayed, press PRINT to accept the value. Continue this
procedure throughout the setup routine until all required changes have been made.

Exiting the Programming
Mode
At the end of all the program blocks, there is a SAVE program block. In this block, you
can use the FUNCTION key to select SAVE, ABORT or DEFAULT. When the desired choice
is displayed, press PRINT. The scale exits the programming mode after the selection.
SAVE

The WILDCAT scale will save all the changes you have made to the program
blocks and then exit setup.

ABORT

All changes will be discarded and the original programming will remain.

DEFAULT All blocks, except those steps denoted by *s in Table 3-1 are reset to the
factory defaults.

Sealing the Enclosure
(Legal for Trade)
After calibration is complete, setup step F1.4 should be programmed as a “O” to
eliminate accidental changes to the calibration values. After programming is complete,
remove the setup jumper CAL (Figure 3-2) to prevent setup access. Close the enclosure,
tightening all four screws on the rear cover. Install the two plastic plugs over the bottom
screws and seal the enclosure as shown in Figure 3-3.

Figure 3-3

(12/00) 3-3

METTLER TOLEDO WILDCAT Scale Technical Manual

Factory Default Settings
STEP

DEFAULT

DESCRIPTION

F1.1

*, **

Calibration units – No default

GEO

*

Gravity adjust – No default

F1.2

0

Skip calibration

F1.3

0

Normal weight display

F1.4

0**

Programming mode access disabled

F2.1

0**

Alternative units = none (Unit switch disabled)

F2.2

0**

Auto Backlight disable

F2.3

1

Tare enable

F2.4

1**

Push button zero enabled, 2% range

F2.5

1**

Auto zero maintenance enabled
within 0.5d window

F2.6

1

Motion sensitivity +/- 1d

F2.7

0

No Filtering

F2.8

0

Sleep mode disable

F2.9

1**

Auto zero capture at powerup range of +/- 2%

F3.1

9600

Serial output baud rate

F3.2

7

Data bits

F3.3

2

Stop bits

F3.4

2

Even parity

F3.5

2

Print format = single line gross-tare-net

F3.6

1

Checksum enable

F3.7

0

No printed legend for gross weight field
Table 3-1

*These setup steps are not reset during a Reset to Factory Defaults.
**Initial factory settings for WILDCAT scales with country code 000.
F1.1 = 1

F2.2 = 1

F2.5 = 2

F1.4 = 1

F2.4 = 2

F2.9 = 2

F2.1 = 2

3-4 (12/00)

Chapter 3: Programming and Calibration
F1 Scale Block

F1 Scale Block
The scale program block allows the user to set and calibrate the features that affect
weighing performance.
[F1.1

2 ] CALIBRATION UNITS
Enter the value that corresponds to the type of test weights that will be
used for calibration.
1 = lb
2 = kg
3=g

[ GEO 12 ] GRAVITY ADJUST
The WILDCAT scale is calibrated with a GEO code of 12 at the factory. To
adjust the factory calibration to your specific area, refer to Appendix 4 for
your GEO code. Enter the new GEO code and the calibration will
automatically be adjusted for your specific location.

[F1.2

0]

SCALE CALIBRATION
0 = Skip Calibration and proceed to F1.3
1 = Enter into the Calibration Sub-block.

[CAP.

]

SCALE CAPACITY
“CAP” displays momentarily then current scale capacity is shown. This
value is available for numeric entry editing. Press FUNCTION to clear the
data before entering new data.
Table 3-2 shows all possible selections for capacity and increment.

Increment
Size
0.001
0.002
0.005
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5

SCALE CAPACITIES (lb, kg or g)
1
2
5
10
20
50
100
200
500
1000
2000
5000

6
12
24
60
120
240
600
1200
2400
6000

3
15
30
150
300
1500
3000
-

2
4
10
20
40
100
200
400
1000
2000
4000
10000

5
25
50
250
500
2500
5000
-

3
6
15
30
60
150
300
600
1500
3000
6000
15000

4
8
20
40
80
200
400
800
2000
4000
8000
20000

5
10
25
50
100
250
500
1000
2500
5000
10000
25000

6
12
30
60
120
300
600
1200
3000
6000
12000
30000

15
150
1500
15000
-

8
16
40
80
160
400
800
1600
4000
8000
16000
40000

10
20
50
100
200
500
1000
2000
5000
10000
20000
50000

Table 3-2

(12/00) 3-5

METTLER TOLEDO WILDCAT Scale Technical Manual
[Incr.

]

INCREMENT SIZE
“Incr” displays momentarily then the current increment size is displayed
for editing. Press the FUNCTION key to toggle through valid selections.

[E SCAL]

Empty scale platform and press PRINT to continue.

[15 CAL]

Display countdown for zero setting. If motion sensitivity is not disabled
and motion is detected at this step, the display will show [ E 30].
Press PRINT and the display returns to the [E SCAL] prompt.

[Add Ld]

Place test weight on the scale platform. Press PRINT.

[0000‘0’]

Enter test weight value. No decimal point is permitted. Maximum test
weight is 100% of full scale capacity. There is no minimum test weight
required but METTLER TOLEDO recommends using at least 50% of the
scale capacity.

[15 CAL]

Display countdown for calibration. If motion is detected at this step then
the display will show [ E 30]. Press PRINT to return to the [Add Ld]
prompt.

[CAL d]

"Calibration done" is displayed momentarily.

[F1.3

EXPANDED DISPLAY

0]

0 = Normal display mode
1 = Weight displayed in minors
[F1.4

0]

PROGRAMMING MODE ACCESS
If CAL jumper is installed on the Controller PCB, this step has no effect,
and the programming mode is always accessible.
If CAL jumper is not installed on the Controller PCB:
0 = No access to view or change values in the programming mode.
1 = Programming blocks F2 and F3 may be accessed to change the
parameters. Programming block F1 may only be viewed.

3-6 (12/00)

Chapter 3: Programming and Calibration
F2 Application Block

F2 Application Block
[F2.1 0]

ALTERNATE UNITS:
Select the unit of measure desired as a secondary unit.
0 = No unit switching
1 = lb
2 = kg
If the calibration unit is “kg ”, the available choice is only “lb”. If the
calibration unit is “lb” or ‘g’, the choice is only ‘kg”. If unit switching is
enabled, a quick press of the FUNCTION key will change the unit.

[F2.2

0]

AUTO BACKLIGHT
0 = Backlight can only be turned on manually by pressing the
FUNCTION key.
1 = The backlight turns on during motion and stays on for 6 seconds
after no-motion.
The manual on/off is always available. If unit switching is enabled, press
and hold the FUNCTION key for 3 seconds to turn the back light on. If
unit switching is disabled, a quick press of the FUNCTION key will turn
the backlight on and off.

[F2.3

1]

TARE
0 = Tare disabled
1 = Tare enabled

[F2.4 1]

PUSHBUTTON ZERO RANGE
0 = Pushbutton zero disabled
1 = Enable pushbutton zero within +/- 2% of scale capacity
2 = Enable pushbutton zero within +/- 20% of scale capacity

[F2.5

1]

AUTO ZERO MAINTENANCE
Auto Zero Maintenance (AZM) automatically compensates for small
changes in zero resulting from material build-up or temperature changes.
Select the weight range (+/-) around gross zero within which the scale
will capture zero. If residual weight on the scale exceeds the weight
range, the scale will not capture zero. AZM is disabled in the net mode.
0 = No AZM.
1 = AZM within 0.5d window.
2 = AZM within 1d window.
3 = AZM within 3d window.

(12/00) 3-7

METTLER TOLEDO WILDCAT Scale Technical Manual
[F2.6

1]

MOTION SENSITIVITY SELECTION
The motion detection feature determines when a no-motion condition
exists on the scale platform. The sensitivity level determines what is
considered stable. Printing, pushbutton zero, and tare entry are blocked
during instability.
0 = Motion detector disabled
1 = 1.0 d motion sensitivity
2 = 3.0 d motion sensitivity

[F2.7

0]

FILTER
Filtering compensates for environmental disturbances such as vibration
or drafts.
0 = NONE
1 = LIGHT
2 = NORMAL
3 = HEAVY

[F2.8

0]

SLEEP MODE (power saving)
0 = Disable
1 = Enable the sleep mode automatically after 5 minutes of stability.

[F2.9 1]

POWER UP ZERO RANGE
0 = Auto Zero capture at powerup disabled.
1 = Auto Zero capture at powerup range of +/-2%
2 = Auto Zero capture at powerup range of +/-10%.
If power-up zero capture is disabled, the scale will display weight after
powerup. Otherwise, if weight is not in zero-capture range, the display
shows [E E E] or [-E-E-E], until weight is within the capture range.

F3 Interface Block
[F3.1 ]

BAUD RATE

[ 9600]

Choose a baud rate from a selection list of 1200, 2400, 4800, or 9600
baud

[F3.2 7]

DATA BITS
7 = 7 data bits
8 = 8 data bits

3-8 (12/00)

Chapter 3: Programming and Calibration
Exit Sub-Block

[F3.3 2]

STOP BITS
1 = 1 stop bit
2 = 2 stop bits

[F3.4 2]

PARITY
0 = No parity
1 = Odd parity
2 = Even parity

[F3.5 2]

DATA OUTPUT FORMAT
0 = Mettler Toledo Continuous with STX
1 = Demand, single line, displayed weight only
2 = Demand, single line, gross, tare, net
3 = Demand, three line gross, tare, net

[F3.6 1]

CHECKSUM (Only if F3.5 = 0)
0 = No checksum
1 = Checksum

[F3.7 0]

PRINTED GROSS WEIGHT LEGEND
0 = No Legend
1 = B (bruto)
2 = G (gross)

Exit Sub-Block
At the end of the programming mode, there are three choices to exit. Use the FUNCTION
key to move between the choices.
[SAVE ]

Press PRINT to accept the changes in the program mode and exit
programming.

[Abort ]

Press PRINT to ignore any changes in the program mode and exit
programming.

[dFAULT]

Press PRINT to reset all program block parameters to factory defaults and
exit programming.

Parameters marked with an asterisk (*) in Table 3.1 will not be reset

(12/00) 3-9

METTLER TOLEDO WILDCAT Scale Technical Manual

Calibration
When the WILDCAT scale is used in legal-for-trade commercial applications, it must be
calibrated with certified test weights to the capacity and increment size shown on the
data plate. The capacity and increment size is selectable in the programming mode in
sub-block F1.2. Calibration is also completed in sub-block F1.2.

Gravity Adjustment
The WILDCAT scale terminal has built in compensation to allow factory calibration with
destination correction capabilities to compensate for variances caused by gravitational
forces. If the WILDCAT scale is subjected to a different gravitational force at its
destination location, this can be compensated for electronically by adjusting the geo
value. The GEO value has 32 settings. The GEO value for any world location can be
found in the GEO value table in Appendix 4 as long as the geographical coordinates
and elevation above sea level are known. This value is programmed in the Scale block
when prompted for [GEO xx].

3-10 (12/00)

Chapter 4: Maintenance and Troubleshooting
Cleaning

4

Maintenance and Troubleshooting

Cleaning

WARNING
DISCONNECT ALL POWER TO THIS UNIT BEFORE INSTALLING,
SERVICING, CLEANING, OR REMOVING THE FUSE. FAILURE TO DO SO
COULD RESULT IN BODILY HARM AND/OR PROPERTY DAMAGE.

Periodically clean the keyboard and covers with a soft clean cloth that has been
dampened with a mild window type cleaner or detergent. DO NOT USE ANY TYPE OF
INDUSTRIAL SOLVENT OR CHEMICALS. DO NOT SPRAY CLEANER DIRECTLY ONTO THE
UNIT. DO NOT HOSE DOWN.

Troubleshooting
If operational difficulties are encountered, first obtain as much information as
possible regarding the problem. Failures and malfunctions often may be traced to
simple causes such as loose connections, low battery power, or improper setup.
Additional troubleshooting is best performed by substitution. A PCB or load cell believed
to be defective may be checked by replacing the suspect part with known good part and
then observing whether the problem is corrected.

Error Codes
The following table lists the WILDCAT scale’s error messages.
Error Message

Description

Probable Action

E1

ROM error

Check Power Supply Voltages. Replace Controller PCB.

E2

Internal RAM error

Check Power Supply Voltages. Replace Controller PCB.

E7

EEPROM data incorrect.

Check Power Supply Voltages. Replace Controller Logic PCB.

E30

Scale in motion during calibration

Press PRINT to return to [E SCAL] or

E32

Insufficient calibration test weight
or insufficient signal from load cell

Press PRINT, then add additional test weight. Recalibrate using more
test weight.

E34

Calibration Test Weight too large

Press PRINT. Use test weight less than 100% of scale capacity.

EEE

Scale not zeroed at power up

Auto Zero on power-up (F2.9) is enabled and the weight is greater
than zero. Zero the scale or remove the weight until zero is captured.
Re-calibrate the scale.

-E E E

Scale not zeroed at power up.

Auto Zero on power-up (F2.9) is enabled and the weight is on the
platform. Add weight until zero is captured. (Put platform on). Recalibrate the scale.

[ ADD LD].

(12/00) 4-1

METTLER TOLEDO WILDCAT Scale Technical Manual
Error Message

Description

Probable Action

----

Overload indication.

Weight on scale exceeds calibrated capacity by more than 9d.
Decrease load on scale.

|- - - - l

Underload indication.

Weight on scale is below gross zero by more than 9d. Increase load
on scale.

|

Table 4-1

Voltage Checks
AC Power Test
Using a Multi-meter, check the AC input power. Input power must be within -15% and
+10% of the nominal AC line voltage.

Controller PCB Input Voltage Test
Confirm the AC adapter is outputting a voltage of at least 9 VDC. If the WILDCAT scale
has power and the Controller PCB does not function properly, replace the PCB.

Check Battery Voltage
(Battery-powered units)
If the WILDCAT scale does not respond by pressing the PRINT key for approximately 3
seconds, the battery pack may be completely discharged. Install a new set of six “D”
cells and retest.

RS232 Serial Output Test
Use the following test procedure to determine whether the RS232 serial port is
operational.

4-2 (12/00)

•

Remove power and disconnect the data cable from the WILDCAT scale.

•

Set the volt meter to read 20 volts DC.

•

Connect the red lead to pin 3 of the WILDCAT serial port connect the
black lead to pin 5.

•

Apply power. The meter should read as follows:

•

In Demand mode, the meter should read between -5 and -15 VDC with no
fluctuation.

•

To test the Demand output, press the PRINT key on the WILDCAT scale and the
display should fluctuate between -5 volts to +5 volts for the duration of the
transmission, then become stable again. This indicates the terminal has
transmitted data.

•

In Continuous mode, the meter should fluctuate between -5 and +5 VDC
continuously. The constant fluctuation on the meter display indicates the
scale/terminal is transmitting information.

Chapter 4: Maintenance and Troubleshooting
Parts Replacement and Adjustments

Parts Replacement and
Adjustments

WARNING
DISCONNECT ALL POWER TO THIS UNIT BEFORE INSTALLING,
SERVICING, CLEANING, OR REMOVING THE FUSE. FAILURE TO DO SO
COULD RESULT IN BODILY HARM AND/OR PROPERTY DAMAGE.

CAUTION
BEFORE CONNECTING OR DISCONNECTING ANY INTERNAL ELECTRONIC COMPONENTS OR
INTERCONNECTING WIRING BETWEEN ELECTRONIC EQUIPMENT, ALWAYS REMOVE POWER
AND WAIT AT LEAST THIRTY (30) SECONDS. FAILURE TO OBSERVE THESE PRECAUTIONS
COULD RESULT IN DAMAGE TO OR DESTRUCTION OF THE EQUIPMENT, OR BODILY HARM.

Battery Replacement
The battery symbol at the lower left of the display is used to indicate low battery power.
The cursor above the battery symbol will illuminate when there is approximately 15
minutes of operation remaining.
+

-

Figure 4-1
When the cursor is “on” above the battery symbol, change the batteries as soon as
possible. To change the batteries:
1. Open the battery door on the rear of the WILDCAT terminal.
2. Remove the six batteries.

CAUTION
THE WILDCAT SCALE CANNOT RECHARGE BATTERIES. IF RECHARGEABLE
BATTERIES ARE USED, THEY MUST BE RECHARGED WITH A COMMERCIALLY
AVAILABLE RECHARGER THEN REINSTALLED INTO THE TERMINAL.
3. Insert six new or recharged “D” size batteries as illustrated on the battery housing.
Top

Figure 4-2 - Shown With Rear Battery Panel Removed

(12/00) 4-3

METTLER TOLEDO WILDCAT Scale Technical Manual
4. Reinstall the rear cover over the batteries and press into place.
5. Test for proper operation.
The operating time for a new set batteries depends on how the scale is used. Estimates
(without backlight) are shown below. Using the backlight feature reduces battery life.
Operation
Continuous use
8 hours per day

Battery Life
400 hrs (Approximately 17 days)
500 hrs (Approximately 3 months)

Keyboard Replacement
1. Remove power by removing the six “D” size batteries from the rear battery
compartment and/or disconnecting the AC power adapter.
2. Remove the four screws securing the front and back halves of the cover.
3. Disconnect the keyboard tail from the Controller PCB. Discard the old front cover.
4. Connect the keyboard tail of the new front cover to J5 of the Controller PCB.
5. Secure the front cover to the back cover with the four screws.
6. Apply power then press and hold the ON/OFF (PRINT) key for 3 seconds.
7. Test the operation of the new keyboard.

Controller PCB Replacement
To replace the PCB, follow the procedures below.
1. Remove power by removing the six “D” size batteries from the rear battery
compartment and/or disconnecting the AC power adapter.
2. Remove the four screws securing the front and back halves of the cover.
3. Disconnect the keyboard tail from the Controller PCB and set the front cover aside.
4. Disconnect the battery harness from the Controller PCB.
5. Disconnect the load cell cable from the J4 terminal strip on the Controller PCB.
6. Remove the two hex standoffs from the side of the enclosure that secures the serial
output connector to the back cover of the WILDCAT.
7. Remove the four screws that secure the Controller PCB to the back cover.
8. Using proper static electricity precautions, carefully remove the Controller PCB and
place it in a protective static bag.
9. Install the new Controller PCB using the same screws removed in the previous step.
10. Install the two hex standoffs to the side of the enclosure that secure the serial output
connector to the back cover of the scale. Reconnect the load cell cable.
11. Reconnect the AC adapter and battery harnesses removed previously.
12. Connect the keyboard tail of the front cover to J5 of the Controller PCB.
13. Secure the front cover to the back cover with the four screws.
14. Apply power to the scale then press and hold the ON/OFF key for 3 seconds.
15. Reprogram, recalibrate and test the operation of the new Controller PCB.

4-4 (12/00)

Chapter 4: Maintenance and Troubleshooting
Parts Replacement and Adjustments

Load Cell Replacement
1. Remove power by removing the six “D” size batteries from the rear battery
compartment and/or disconnecting the AC power adapter.
2. Remove the four screws securing the front and back halves of the cover.
3. Disconnect the keyboard tail from the Controller PCB and set the front cover aside.
4. Disconnect the load cell wiring from the J4 terminal strip on the Controller PCB.
5. Loosen the grip bushing on the side of the enclosure enough to slide the load cell
cable out.
6. Remove the stainless steel platform from the base.
7. Loosen and remove the top load cell mounting bolts that secure the top frame to the
load cell.
8. Set the top frame and the load cell spacer aside.
9. Turn the WILDCAT scale on its side to access the bottom load cell bolts.
10. Loosen and remove the bottom load cell mounting bolts.
11. Remove the load cell from the base and pull the excess cable out through the
bottom of the column.
12. Reinstall a new load cell by following the steps above in reverse order.
Note - Lubricate the threads and under the head of the load cell mounting bolts before
reinstalling.
13. Using a torque wrench, tighten the load cell mounting bolts to the specifications
shown in Table 4-2.
MODEL
WS30R/WS30VR
WS60R/WS60VR
WS60LR/WS60LVR
WS150R/WS150VR
WW250VR
WW500VR

METRIC
20 N•m
20 N•m
20 N•m
30 N•m
40 N•m
80 N•m

ENGLISH
15 ft•lbs
15 ft•lbs
15 ft•lbs
22 ft•lbs
30 ft•lbs
55 ft•lbs

Table 4-2

14. After replacing a load cell, the overload stops must be checked and adjusted (if
needed). Refer to the next section for the overload stop adjustment procedure.
15. Thread the load cell cable through the column from the bottom.
16. Insert the load cell cable through the grip bushing on the side of the enclosure.
17. Connect load cell cable to the J4 terminal strip on the Controller PCB (Figure 2-2).
18. Tighten the grip bushing on the side of the enclosure to secure the load cell cable.
19. Connect the keyboard of the front cover to J5 of the Controller PCB.
20. Secure the front cover to the back cover with the four screws.
21. Coil the excess load cell cable and insert it into the column. A small length of tape
applied to the ends of the coils allows the cable to slide into the column easier.
22. Apply power to the scale. Press and hold the ON/OFF (PRINT) key for 3 seconds.
23. Recalibrate and test the operation of the new load cell.

(12/00) 4-5

METTLER TOLEDO WILDCAT Scale Technical Manual

Overload Stop Adjustment
1. The overload stops must be checked and reset if the top or bottom frame or the load
cell has been replaced.
2. Remove the stainless steel platform from the base.
3. Using the proper size feeler gauge, check all six overload stops as shown in Figure
4-3. The correct gap measurements can be found in Table 4-3.
4. If the gaps are not set properly, proceed to the following steps.
5. Loosen the overload screw jam nuts. Refer to Figure 4-4.
6. Using the proper size feeler gauge, turn the screw until you feel a slight drag on the
feeler gauge.
7. Tighten the jam nut and recheck the gap. Readjust if necessary.
8. Adjust all six overload stops using this procedure.
9. Reinstall the platform and make sure the scale weighs to full capacity.

Figure 4-3b: WW models

Figure 4-3a: WS models

Figure 4-4

Position
A
B

4-6 (12/00)

WS30R
Overload Gap
2 mm
(0.078 in)
0.75 mm
(0.03 in)

WS60R
Overload Gap
2 mm
(0.078 in)
0.75 mm
(0.03 in)

WS60LR
Overload Gap
4 mm
(0.157 in)
1 mm
(0.04 in)

WS150R
Overload Gap
4 mm
(0.157 in)
1 mm
(0.04 in)

WW250VR
Overload Gap
4mm
.16 in
1 mm
.04 in

WS500VR
Overload Gap
6 mm
.24 in
1.2 mm
.05 in

Chapter 4: Maintenance and Troubleshooting
Parts Replacement and Adjustments

Shift Test
A shift test verifies that the scale weighs correctly irrespective of load placement. If the
scale does not pass the shift test, verify the overload stop gaps before replacing the load
cell. No adjustment for the shift is possible. If the scale does not pass the shift test, the
load cell must be replaced.
For NTEP and Canadian Weights and Measures tests, use weights equal to 1/2 the
scale’s capacity. Place the test weight sequentially at each of the positions A, B, C, D
and E as shown in Figure 4-5. These positions are the centers of the four quadrants of
the platform and the center of the platform. Note the terminal’s reading of the weight at
each position. The difference between any two positions in the shift test cannot exceed
the tolerance shown in Table 4-4.
A

D

E

B

C

Figure 4-5

For an OIML test, use weights equal to 1/3 the scale’s capacity. Place the weight
sequentially at each of the positions A, B, C, D, and E as shown in Figure 4-6. These
positions are the centers of the four quadrants of the platform and center of the platform.
Note the terminal reading of the weights at each position. The difference between any
two positions in the shift test cannot exceed the tolerance shown in Table 4-4.

A

B

E

D

C

Figure 4-6
SCALE CAPACITY

DISPLAY
INCREMENT

US and CANADA
TEST WEIGHT

OIML TEST
WEIGHT

TOLERANCE (NEW)

TOLERANCE (IN
SERVICE)

WS30R/WS30VR

30 kg/60 lb

0.01 kg/ 0.02 lb

15 kg/30 lb

10 kg/20 lb

WS60R/WS60VR

60 kg/150 lb

0.02 kg/ 0.05 lb

30 kg/75 lb

20 kg/50 lb

WS60LR/WS60LVR

60 kg/150 lb

0.02 kg/ 0.05 lb

30 kg/75 lb

20 kg/50 lb

WS150R/WS150VR

150 kg/300 lb

0.05 kg/0.1 lb

75 kg/150 lb

50 kg/100 lb

WW250VR

250 kg/500 lb

0.1 kg/0.2 lb

125 kg/250 lb

80kg/170 lb

WW500VR

500 kg/1000 lb

0.2 kg/0.5 lb

250 kg/500 lb

170 kg/350 lb

+/- 0.01 kg
+/- 0.02 lb
+/- 0.02 kg
+/-0.05 lb
+/- 0.02 kg
+/- 0.05 lb
+/- 0.05 kg
+/- 0.1 lb
+/-0.1 kg
+/-0.2 lb
+/- 0.2 kg
+/- 0.5 lb

+/- 0.02 kg
+/- 0.04 lb
+/- 0.04 kg
+/- 0.1 lb
+/- 0.04 kg
+/- 0.1 lb
+/- 0.10 kg
+/- 0.2 lb
+/- 0.2 kg
+/- 0.4 lb
+/- 0.4 kg
+/- 1.0 lb

Table 4-4

(12/00) 4-7

METTLER TOLEDO WILDCAT Scale Technical Manual

Power-Up Sequence
Upon power up, showing all numbers 0-9 checks the display, and a diagnostic self test
is performed on the memory and microprocessor. An error message is displayed if any
component fails the test. The program number [125362] is shown next, followed by the
revision [Sr. 2.00].
If everything tests okay, the WILDCAT scale will show [ 0.00] on the display. The
power-up sequence requires a few seconds to complete.

4-8 (12/00)

Chapter 5: Parts List

5

Parts List

Terminal
11
8
8

22

99
3

3

44

22
55
66
2

7
7

12
12

10
10

22

11
11

Item

P/N

1
2
3

127482OTC
R0512000A
127483OTC
127484OTC
124466OTC
124467OTC
124454OTC
121101OTC
12901800A
14577900A
124453OTC
124464OTC
124474OTC
125967OTC
125969OTC

4
5
6
7
8
9
10
11
12

Description
Front Cover, Keyboard & Overlay Assembly
Screw, M4 x 6
Main PCB w/ Backlight
Main PCB w/o Backlight
Battery Harness
Power Supply Harness
Power Supply Plate
Nut, Power Supply
Grip Bushing
Grip Bushing Nut
Battery Cavity Cover Plate
Rubber Bar
Wall Adapter, 120 VAC, US Plug
Wall Adapter, 220 VAC, US Plug
Wall Adapter, 230 VAC, EU Plug

Quantity
1
8
1
1
1
1
1
1
1
1
2
1

(12/00) 5-1

METTLER TOLEDO WILDCAT Scale Technical Manual

Column and Base (WS30,
WS60, WS60L, WS150)

1

6
2

4

7

3
5
8

Figure 5-1

Item
1
2
3
4
5
6
7
8

P/N
126431OTC
125105OTC
125103OTC
123775OTC
123976OTC
123979OTC
102504OTC
125883OTC
125881OTC
125009OTC
125006OTC
125924OTC

Description
Indicator Bracket Assembly
Stainless Steel Column, 350 mm high
Stainless Steel Column, 680 mm high
Column Bracket
Load Cell, 100 kg (WS30R, WS60R, WS60LR)
Load Cell, 250 kg (WS150R)
Load Cell Mounting Bolts, M6 × 25
Stainless Steel Platter, (WS30R,WS60R)
Stainless Steel Platter, (WS60LR,WS150R)
Adjustable Foot
Rubber Platter Supports (WS60LR,WS50R)
Rubber Platter Supports (WS30R,WS60R)
Figure 5-2

5-2 (12/00)

Quantity
1
1
1
1
8
1
4
4

Chapter 5: Parts List
Column and Base (WW250 and WW500)

Column and Base (WW250
and WW500)

Item
1
2
3
4
5

P/N
134926OTC

6
7

131702OTC
114657OTC
118283OTC
118033OTC
102527OTC
102440OTC
136634OTC

8
9
10

126431OTC
134929OTC
102438OTC

Description
Stainless Steel Platter, 500 × 700mm
Terminal - Refer to page 5-1
Indicator Bracket Assembly
Column Assembly
Wheel Mounting Bolts, M12 × 90
4” Polyurethane Wheel Set (2 wheels with brakes)
Load Cell, BMI-500 kg
Load Cell, BMI-1000 kg
Load Cell Mounting Bolts, M10 × 60
Load Cell Mounting Bolts, M12 × 70
Wheel Mounting Bolts, M12 × 110 (for brakes)
Rubber Platter Supports (WW250VR)
Rubber Platter Supports (WW500VR)

Quantity
1
1
1
4
1
8
8
4

(12/00) 5-3

METTLER TOLEDO WILDCAT Scale Technical Manual
NOTES

5-4 (12/00)

Chapter 6: Appendices
Appendix 1: Demand Mode Output

6

Appendices

Appendix 1: Demand
Mode Output
Demand mode output occurs when a print request is received form the PRINT push
button. The line format, baud rate, character length, and parity are selectable in the
programming mode.
Demand mode output is blocked when the scale is “in motion” or when the weight is
below 20d of gross weight or over capacity. When one of those situations occurs,
the print request is ignored and is not buffered. Zero must be captured at powerup
before a demand mode output can occur. After one output, the WILDCAT scale must
see motion before it will send data again.

Weight Field Format
Displayed Weight Format (Gross or Net)
Data

M

-

-

L

S

S

S

P

D

D

Note

-

-

-

3

4

Units

S

B

P

C

L

R

F

5

4

2

6

8

Units

S

N

C

L

R

F

6

8

Table 6-1: Gross Weight
Data

Note

M

-

-

-

L

S

S

S

P

D

D
9

-

-

4

P

5

4

10

Table 6-2: Net Weight

(12/00) 6-1

METTLER TOLEDO WILDCAT Scale Technical Manual

Single Line – Gross, Tare, Net Weights
Single-line gross weight format is output if no tare weight has been taken.
Data

M

-

-

-

L

S

S

S

P

D

D

Note

-

-

3

Data

S

T

P

Note

4

10

Units

M

P

-

-

B

P

4

S

S

5

2

-

M

L

S

P

S

S

P

D

D

-

-

-

4

-

S

S

S

P

D

D
9

-

-

3

L

4

-

4

S

Units

4

S

N

P

4

5

4

10

C

L

R

F

6

8

Table 6-3: Single Line – Gross, Tare, Net Weights

Multiple Line – Gross, Tare, Net Weights
If no tare weight has been taken, only the gross weight field is output.
Data

M

-

-

L

S

S

S

P

D

D

Note

-

-

-

3

Units

S

B

P

4

5

4

2

C

L

R

F

6

8

Table 6-4: Multiple Line – Gross Weight
Data

M

L

S

S

S

P

D

D

Note

-

-

-

-

-

4

Units

T

P

5

Table 6-5: Multiple Line – Tare Weight

6-2 (12/00)

S

4

10

C

L

R

F

6

8

Units

5

Chapter 6: Appendices
Appendix 1: Demand Mode Output

Data

Note

M

-

-

-

-

-

L

S

S

S

P

D

D
9

4

Units

S

N

P

5

4

10

C

L

R

F

6

8

Table 6-6: Multiple Line – Net Weight
Demand Format Notes
2 Gross weight legend. Selectable in the programming mode as a space, “B” for
bruto or “G” for gross.
3 The gross weight data fields are padded with leading spaces to 7 digits.
4 ASCII Space  character, hex value 20.
5 Weight units (lb, kg, g) as selected in setup and by the FUNCTION key.
6 ASCII Carriage Return  character, hex value OD.
7 Optional checksum character: Checksum is defined as the 2’s complement of the
seven low order bits of the binary sum of all characters preceding the checksum
character, including the  and  characters. The checksum calculation
for multiple lines of data includes the  character from the previous line of
data.
8 ASCII Line Feed  character, hex value OA.
9 The net weight field is right justified and padded with spaces to seven digits.
A negative net weight is indicated by a minus character before the most
significant digit of the weight value. For example, a weight of –55.00 is printed
with one leading space (sp=space): sp-55.00.
10 Weight field descriptors. The “TR” and “N” legends are printed (for net weight)
after the tare and net weight fields to identify them.

(12/00) 6-3

METTLER TOLEDO WILDCAT Scale Technical Manual

Appendix 2: Continuous
Mode Output
The continuous output format is output as the display is updated (approximately 7
times per second). The format is fixed except for baud rate, data bits, stop bits,
parity, and the selectable checksum character. The continuous output mode provides
compatibility with METTLER TOLEDO products that require real-time weight data (for
example, Models 8624, 9323, 9325, and other accessories).
Continuous data output at a 1200-baud rate will slow the display update rate. Use
4800 baud or faster to maintain the maximum update rate.
The continuous output includes status bytes that indicate the operating conditions in
the terminal.
Character

1

Data

S
T
X

Note

1

Status

Indicated Weight

Tare Weight

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

1

S
W
A

S
W
B

S
W
C

M
S
D

-

-

-

-

L
S
D

M
S
D

-

-

-

-

L
S
D

C
R

C
H
K

2

3

4

5

6

Table 6-8: Continuous Format Output

Continuous Format Notes
1 ASCII Start of Text  character, hex value 02.
2 SWA, SWB, and SWC: Status Words A, B, and C. Refer to Tables 6-9, 6-10, and
6-11 for status bytes.
3 Displayed weight: Six digits of displayed weight. No decimal point in field.
4 Tare weight: Six digits of tare weight data. No decimal point in field.
5 ASCII Carriage Return  character, hex value OD.
6 Optional checksum character: Checksum is defined as the 2’s complement of the
seven low order bits of the binary sum of all characters preceding the checksum
character, including the  and  characters.

6-4 (12/00)

Chapter 6: Appendices

Status Byte Definition
The following tables detail the status bytes for the standard continuous output.
Bit Identification Table For Status Byte A
Bit
0
1
2

XXXX00
0
0
0

0
1
2

XXXX.XX
0
0
1

3
4
5
6

X1
1
0

Dummy Zero or Decimal Position
XXXXX0
XXXXXX
1
0
0
1
0
0
Dummy Zero or Decimal Position
XXX.XXX
XX.XXXX
1
0
0
1
1
1
Increment Size
X2
0
1
Always = 1
Always = 0

XXXXX.X
1
1
0
X.XXXXX
1
1
1
X5
1
1

Table 6-9

Bit Identification Table For Status Byte B
Bit
0
1
2
3
4
5
6

Function
Gross = 0, Net = 1
Sign, Positive = 0, Negative = 1
Out of Range = 1, In Range = 0
Motion = 1
lb = 0, kg = 1 (see also Byte C, bits 0, 1, 2)
Always = 1
Power-up Not Zeroed = 1

Table 6-10

Bit Identification Table For Status Byte C
Bit
0
1
2
3
4
5
6

Function
lb or kg = 0, grams = 1
Always = 0
Always = 0
Print Request = 1
Expand Weight Display = 1
Always = 1
Always = 0

Table 6-11

(12/00) 6-5

METTLER TOLEDO WILDCAT Scale Technical Manual

Appendix 3: ASCII Input
Commands
Beginning with software version 2.00, the WILDCAT scale has the ability to receive
certain ASCII characters via the serial port to perform simple keyboard functions.
Previous versions of software did not have this capability. The software version can be
viewed at power up.
The ASCII input commands will operate when the serial port is programmed for either
demand output or continuous output. The input character format must be the same as
the data output format selected in setup including baud rate, data bits, parity and stop
bits. The remote commands are subject to the same restrictions as the keyboard
equivalents. For instance, tare, zero and print commands will only operate if sent when
there is no motion on the scale. When sending multiple commands, there must be a
time delay of at least one-half second (500 milliseconds) between each remote ASCII
command character.
These ASCII commands duplicate the front panel functions. Note that all characters are
uppercase and no control characters such as  (carriage return) or  (line feed)
need to be sent. If they are sent, they will be ignored. All ASCII characters other than the
ones listed below will also be ignored.
The following commands are recognized by the WILDCAT scale when the output mode
is programmed as either demand mode or continuous output.

6-6

(12/00)

Command

Function

Description

C

Clear

Clear tare value

T

Tare

Performs a pushbutton tare

P

Print

Transmit data or set print bit in continuous output

S

Print

Transmit data or set print bit in continuous output

Z

Zero

Zero the scale (if within range and no-motion)

Chapter 6: Appendices
Appendix 4: GEO Codes

Appendix 4: GEO Codes
Use the following Geo Codes if you relocate the WILDCAT scale to a location other than
the original location where it was calibrated.
Height above sea-level in meters

Northern
and
Southern
Latitude

0
325

325
650

650
975

975
1300

2275
2600

2600
2925

2925
3250

3250
3575

0
1060

1060
2130

2130
3200

3200
4260

1625
1950

4260
5330

5330
6400

0° 0′ —5° 46′

5

4

4

3

3

5° 46′ — 9° 52′

5

5

4

4

3

9° 52′ — 12° 44′

6

5

5

4

12° 44′ — 15° 6′

6

6

5

15° 6′ — 17° 10′

7

6

6

17° 10′ — 19° 2′

7

7

19° 2′ — 20° 45′

8

7

20° 45′ — 22° 22′

8

22° 22′ — 23° 54′

1950
2275

6400
7460

7460
8530

8530
9600

9600
10660

10660
11730

2

2

1

1

0

0

3

2

2

1

1

0

4

3

3

2

2

1

1

5

4

4

3

3

2

2

1

5

5

4

4

3

3

2

2

6

6

5

5

4

4

3

3

2

7

6

6

5

5

4

4

3

3

8

7

7

6

6

5

5

4

4

3

9

8

8

7

7

6

6

5

5

4

4

23° 54′ — 25° 21′

9

9

8

8

7

7

6

6

5

5

4

25° 21′ — 26° 45′

10

9

9

8

8

7

7

6

6

5

5

26° 45′ — 28° 6′

10

10

9

9

8

8

7

7

6

6

5

28° 6′ — 29° 25′

11

10

10

9

9

8

8

7

7

6

6

29° 25′ — 30° 41′

11

11

10

10

9

9

8

8

7

7

6

30° 41′ — 31° 56′

12

11

11

10

10

9

9

8

8

7

7

31° 56′ — 33° 9′

12

12

11

11

10

10

9

9

8

8

7

33° 9′ — 34° 21′

13

12

12

11

11

10

10

9

9

8

8

34° 21′ — 35° 31′

13

13

12

12

11

11

10

10

9

9

8

35° 31′ — 36° 41′

14

13

13

12

12

11

11

10

10

9

9

36° 41′ — 37° 50′

14

14

13

13

12

12

11

11

10

10

9

37° 50′ — 38° 58′

15

14

14

13

13

12

12

11

11

10

10

Height above sea-level in feet

in
Degrees and Minutes

1300
1625

38° 58′ — 40° 5′

15

15

14

14

13

13

12

12

11

11

10

40° 5′ — 41° 12′

16

15

15

14

14

13

13

12

12

11

11

41° 12′ — 42° 19′

16

16

15

15

14

14

13

13

12

12

11

42° 19′ — 43° 26′

17

16

16

15

15

14

14

13

13

12

12

43° 26′ — 44° 32′

17

17

16

16

15

15

14

14

13

13

12

44° 32′ — 45° 38′

18

17

17

16

16

15

15

14

14

13

13

45° 38′ — 46° 45′

18

18

17

17

16

16

15

15

14

14

13

46° 45′ — 47° 51′

19

18

18

17

17

16

16

15

15

14

14

47° 51′ — 48° 58′

19

19

18

18

17

17

16

16

15

15

14

48° 58′ — 50° 6′

20

19

19

18

18

17

17

16

16

15

15

50° 6′ — 51° 13′

20

20

19

19

18

18

17

17

16

16

15

51° 13′ — 52° 22′

21

20

20

19

19

18

18

17

17

16

16

52° 22′ — 53° 31′

21

21

20

20

19

19

18

18

17

17

16

53° 31′ — 54° 41′

22

21

21

20

20

19

19

18

18

17

17

54° 41′ — 55° 52′

22

22

21

21

20

20

19

19

18

18

17

55° 52′ — 57° 4′

23

22

22

21

21

20

20

19

19

18

18

57° 4′ — 58° 17′

23

23

22

22

21

21

20

20

19

19

18

58° 17′ — 59° 32′

24

23

23

22

22

21

21

20

20

19

19

(12/00) 6-7

METTLER TOLEDO WILDCAT Scale Technical Manual
Height above sea-level in meters

Northern
and
Southern
Latitude

0
325

325
650

650
975

975
1300

2275
2600

2600
2925

2925
3250

3250
3575

0
1060

1060
2130

2130
3200

3200
4260

4260
5330

5330
6400

6400
7460

7460
8530

8530
9600

9600
10660

10660
11730

59° 32′ — 60° 49′

24

24

23

23

22

60° 49′ — 62° 9′

25

24

24

23

23

22

21

21

20

20

19

22

22

21

21

20

62° 9′ — 63° 30′

25

25

24

24

20

23

23

22

22

21

21

20

63° 30′ — 64° 55′

26

25

25

64° 55′ — 66° 24′

26

26

25

24

24

23

23

22

22

21

21

25

24

24

23

23

22

22

66° 24′ — 67° 57′

27

26

21

26

25

25

24

24

23

23

22

67° 57′ — 69° 35′

27

22

27

26

26

25

25

24

24

23

23

22

69° 35′ — 71° 21′
71° 21′ — 73° 16′

28

27

27

26

26

25

25

24

24

23

23

28

28

27

27

26

26

25

25

24

24

23

73° 16′ — 75° 24′

29

28

28

27

27

26

26

25

25

24

24

75° 24′ — 77° 52′

29

29

28

28

27

27

26

26

25

25

24

77° 52′ — 80° 56′

30

29

29

28

28

27

27

26

26

25

25

80° 56′ — 85° 45′

30

30

29

29

28

28

27

27

26

26

25

85° 45′ — 90° 00′

31

30

30

29

29

28

28

27

27

26

26

6-8

(12/00)

1625
1950

1950
2275

Height above sea-level in feet

in
Degrees and Minutes

1300
1625

METTLER TOLEDO
Scales & Systems
1900 Polaris Parkway
Columbus, Ohio 43240
Phone (US and Canada) (800) 786-0038
(614) 438-4511
(All Others)
(614) 438-4888
Internet: www.mt.com
E15609900A
(12/00).01
METTLER TOLEDO® is a registered trademark of Mettler-Toledo, Inc.
©2000 Mettler-Toledo, Inc.

E15609900A



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