Siemens High Speed Counter And Encoder Module Simatic 505 Users Manual User

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SIMATIC 505
High Speed Counter
and Encoder Module
User Manual

Order Number: PPX:505–8113–2
Manual Assembly Number: 2586546–0019
Second Edition

Copyright 1992 by Siemens Industrial Automation, Inc.
All Rights Reserved — Printed in USA
Reproduction, transmission or use of this document or
contents is not permitted without express consent of
Siemens Industrial Automation, Inc. All rights, including rights
created by patent grant or registration of a utility model or
design, are reserved.
Since Siemens Industrial Automation, Inc. does not possess
full access to data concerning all of the uses and applications
of customer’s products, we do not assume responsibility either
for customer product design or for any infringements of patents
or rights of others which may result from our assistance.

01/21/92

Technical data is subject to change.
We check the contents of every manual for accuracy at the
time it is approved for printing; however, there may be
undetected errors. Any errors found will be corrected in
subsequent editions. Any suggestions for improvement are
welcomed.

Contents
Chapter 1

Overview

1.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1-2

1.2

Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1–4

1.3

Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1–5

1.4

LED Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1–6

1.5

Counting Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1–7

1.5.1
1.5.2
1.5.3
1.5.4
1.5.5

1–7
1–8
1-8
1-9
1-10

Chapter 2
2.1

Pulse-Counter Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Quadrature Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1X Quadrature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2X Quadrature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4X Quadrature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Installation

Before Installing the Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.1
2.1.2
2.1.3
2.1.4
2.1.5

2.2

2–2

Visual Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Additional References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Handling the Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
General Wiring Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hierarchy of Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-2
2-2
2-2
2-3
2-4

Selecting Counter Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-5

2.2.1
2.2.2

Selecting Counter Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Selecting the Reset Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-5
2-6

2.3

Inserting the Module in the I/O Base . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-7

2.4

Wiring the Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-8

2.4.1
2.4.2

2.5

Wiring the Terminal Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Powering Up the Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-8
2-8

Logging the Module into the Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
2.5.1
2.5.2
2.5.3

Chapter 3
3.1

Updating the I/O Configuration Definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Selecting the I/O Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Viewing I/O Configuration Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Programming

Controller Input Words . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.1.1
3.1.2
3.1.3
3.1.4
3.1.5

2-10
2-10
2-11

WX1 (Status Word) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WX2 and WX3 (Channel Count) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WY4 (Setup Word) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WY5 – WY8 (Preset Words) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
I/O Update Consideration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3-2
3-2
3-3
3-3
3-4
3-4


Contents

iii

Chapter 4
4.1

Checking the Operation of the Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Chapter 5
5.1

5-2
5-3

Flow Rate Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-5

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-5
5-5

Tank Filling Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-6

5.3.1
5.3.2

Appendix A
A.1

5-2

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5.2.1
5.2.2

5.3

4-2

Applications

Sprayer Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.1.1
5.1.2

5.2

Troubleshooting

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-6
5-6

Terminal Block Worksheet

Terminal Block Worksheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1

Appendix B

Specifications

B.1

Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-2

B.2

Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-3

B.3

Additional Compliances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-6

iv

Contents

List of Figures
1-1
1-2
1-3
1-4
1-5
1-6
1-7

High Speed Counter Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
High Speed Counter LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Pulse Counter Mode 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
1X Quadrature Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
2X Quadrature Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
4X Quadrature Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10

2-1
2-2
2-3
2-4
2-5
2-6
2-7

Hierarchy of Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Jumper Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Inserting the Module into the I/O Base . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
Wiring Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Sample Terminal Block Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
Sample I/O Definition Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
I/O Configuration Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11

3-1
3-2

Status Word Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Setup Word Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3-2
3-3

5-1
5-2
5-3
5-4
5-5
5-6
5-7

Sprayer Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HSC Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Waveform Pattern . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Ladder Logic for Sprayer Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Ladder Logic for Flow Rate Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Tank Filling Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Ladder Logic for Tank Filling Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-2
5-3
5-3
5-4
5-5
5-6
5-7

Contents

v



List of Tables
1-1

Determining Count in Pulse Counter Mode . . . . . . . . . . . . . . . . . . . . . . . . .

1-7

B-1
B-2

Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-2
B-3

vi

Contents

Chapter 1

Overview
1.1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1-2

1.2

Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1-4

1.3

Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1-5

1.4

LED Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1-6

1.5

Counting Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
1.5.1 Pulse-Counter Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
1.5.2 Quadrature Mode Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
1.5.3 1X Quadrature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
1.5.4 2X Quadrature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
1.5.5 4X Quadrature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Overview

1-1

1.1

Features
The Series 505 High Speed Counter (HSC) module (PPX:505-7002)
provides two independent high-speed counter channels.
Each channel has the following features.


Four counter modes:
 Pulse counter
 Quadrature counter modes: 1X, 2X, 4X



A 10 kHz count rate with a minimum pulse width of 25 s.



Four inputs:
 two count inputs
 reset
 inhibit



Two field outputs, each controlled by a separate programmable preset.



LED indicators display the status of the A and B count inputs, and of
Y1 and Y2 outputs.

All inputs may be sinking or sourcing (with external 24 VDC power
supply).
The HSC module operates asynchronously from the controller scan. You
can program the controller to monitor the HSC and/or to provide high-level
control of the HSC’s operation. To support these functions, the HSC
provides reset, inhibit, output and counter status to the controller and
accepts reset and inhibit commands, and preset values from the controller.

! 

1-2



The HSC module controls its four outputs. If the controller switches from the Run
mode to the Program mode, the HSC continues to function as programmed, and
outputs may be activated by the HSC. This means that if you switch the controller
to Program mode, any devices controlled by the four outputs of the HSC will
continue to operate as programmed.

Series 505 High Speed Counter
and Encoder Module User ’s Manual

Base
Plane
Connector

Bezel Screw

LEDs

Printed
Circuit
Board

Terminal
Block

Front Bezel

Bezel Screw

Figure 1-1 High Speed Counter Module

Series 505 High Speed Counter
and Encoder Module User ’s Manual

Overview

1-3

1.2

Inputs
The HSC module has two independent channels. Each channel has four
inputs.


Reset



Inhibit



Two counter inputs

Each input may be used as either sinking or sourcing (with external 5–24
VDC power supply). The input signals are connected to the field wiring
terminal block on the front bezel.
Counter InputsąEach channel has two counter inputs — Input A and
Input B.
ResetCurrent flow through the reset input sets the channel’s counter to
zero. The counter will be held at zero until the reset input becomes
inactive.
InhibitąCurrent flow through the inhibit input inhibits the channel from
counting. The counter holds at the last value and does not change until the
inhibit input becomes inactive.
NOTE: When in the pulse counter mode, if the A or B input is in a
different state at the beginning and end of an inhibit signal, the count will
change according to the normal counting logic. If both A and B inputs are
in different states, the change may be as much as two counts.

NOTE: There are also software reset and inhibit functions. See Section 3.

1-4



Series 505 High Speed Counter
and Encoder Module User ’s Manual

1.3

Outputs
Each channel has two open collector outputs capable of driving TTL level
signals or sinking up to 0.4 Amps of current (at 40_C) from an external 24
VDC source and load.

Y Output

Output Return
Output Circuit

Y2
Y1

0

P1

P2

65,535

Counter Value

Figure 1-2 Output
The output transistor (Y1 or Y2) turns on when the count is greater than or
equal to the corresponding preset. Figure 1-2 shows the field output
operation. You can invert this operation by setting the appropriate bits in
the setup word, WY4. See Section 4.1.


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Overview

1-5

1.4

LED Indicators
Each channel contains four LED indicators which provide a visual
indication of the channel’s status as shown in Figure 1-3.

Figure 1-3 High Speed Counter LEDs
A

Turns on when there is current flow through the A input.

B

Turns on when there is current flow through the B input.

Y1

Turns on when Output 1 is on.

Y2

Turns on when Output 2 is on.

NOTE:ăIf Reset or Inhibit is turned on, the HSC does not count, and the A
and B LEDs are frozen.

1-6



Series 505 High Speed Counter
and Encoder Module User ’s Manual

1.5

Counting Modes

1.5.1
Pulse Counter
Mode

Each channel has two inputs, A and B. In the pulse counter mode, counting
occurs on the rising or falling edge of the incoming pulses. The relationship
of the states of these two inputs determines the direction of the count. See
Table 1-1. Typical devices for counting are high-speed static switches or
incremental encoders.
Table 1-1 Determining Count in Pulse Counter Mode
Counter
Direction

Edge

up
up

”
#

low

down

”

high

down

#

A Input

B Input
high

low

In the pulse counter mode, the channel senses the edges of the A or the B
input to count up or down. See Figure 1-4. To reliably record this transition
from low to high, the pulse width must be at least 8 s.

Pulse Counter Mode
Count Value

1

2
8 s
min

3

2

1

11 s
min

Count Input
Input A

Input B

Count Up

Count Down

Figure 1-4 Pulse Counter Mode 0


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Overview

1-7

Counting Modes (continued)
1.5.2
Quadrature Mode


1.5.3
1X Quadrature

For quadrature mode, each channel counts according to rising and/or
falling edges. Typical devices for quadrature inputs are optical encoders.
Different quadrature modes are selected based on the resolution required
by the application and the encoder used.
The module counts on the edges of the A input pulses.


When input A leads input B, the HSC counts up on each rising edge of
input A.



When input B leads input A, the HSC counts down on the falling edge
of input A.

Figure 1-5 illustrates the relationship between inputs A and B and the
count value in 1X Quadrature mode.

1X Quadrature
Count Value

1

2

1

0

A

B

25 s
min

26.7 s
min

Count Up
(A Leading)

Count Down
(B Leading)

Figure 1-5 1X Quadrature Mode

1-8

Overview

Series 505 High Speed Counter
and Encoder Module User ’s Manual

1.5.4
2X Quadrature

If input A leads input B, the module counts up on both the rising and
falling edges of input A. If input B leads input A, the module counts down
on the rising and falling edges of input A.
Figure 1-6 illustrates the relationship between inputs A and B and the
count value in the 2X quadrature mode.

2X Quadrature

Count Value

1

2

3

4

3

2

1

0

A

B

25 s
min

26.7 s
min

Counts Up
(A Leading)

Counts Down
(B Leading)

Figure 1-6 2X Quadrature Mode


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Overview

1-9

Counting Modes (continued)
1.5.5
4X Quadrature

If input A leads input B, the module counts up on rising and falling edges
of both input A and input B. If input B leads input A, the module counts
down on the rising and falling edges of input A and input B.
Figure 1-7 shows the relationship between inputs A and B and the count
value in the 4X quadrature mode.

4X Quadrature

Count Value

1

2

3

4

5

6

7

8

7

6

5

4

3 2

1

0

A

B

25 s
min

26.7 s
min

Counts Up
(A Leading)

Counts Down
(B Leading)

Figure 1-7 4X Quadrature Mode

1-10

Overview

Series 505 High Speed Counter
and Encoder Module User ’s Manual

Chapter 2

Installation
2.1

Before Installing the Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.1 Visual Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.2 Additional References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.3 Handling the Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.4 General Wiring Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.5 Hierarchy of Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2–2
2-2
2-2
2-2
2-3
2-4

2.2

Selecting Counter Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2.1 Selecting Counter Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2.2 Selecting the Reset Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-5
2-5
2-6

2.3

Inserting the Module in the I/O Base . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-7

2.4

Wiring the Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.4.1 Wiring the Terminal Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.4.2 Powering Up the Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-8
2-8
2-8

2.5

Logging the Module into the Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.5.1 Updating the I/O Configuration Definition . . . . . . . . . . . . . . . . . . . .
2.5.2 Selecting the I/O Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.5.3 Viewing I/O Configuration Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-10
2-10
2-10
2-11


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Installation

2-1

2.1

Before Installing the Module

2.1.1
Visual Inspection
2.1.2
Additional
References

2.1.3
Handling the
Module

If there is any visible damage to the module, contact your Siemens
Industrial Automation, Inc. distributor for replacement.
Refer to the manuals listed below for instructions on installing,
programming, and troubleshooting your Series 505E controller.
D

SIMATICr TI545 System Manual (PPX:545–8101)

D

SIMATICr TI525/TI535 Hardware and Installation Manual
(PPX:505–8103)

D

SIMATICr TI505 Programming Reference Manual (PPX:505–8104)

Many integrated circuit (IC) devices are susceptible to damage by the
discharge of static electricity. Follow the suggestions listed below to reduce
the probability of damage to these devices when you are handling a
controller, a base controller, or any of the I/O modules.
Both the module and the person handling the module should be at the
same ground potential. To accomplish this, ensure the following.

2-2

Installation

D

The module is transported in an anti-static container or antistatic
material.

D

The work area has a conductive pad with a lead connecting it to a
common ground.

D

You are grounded by making contact with the conductive pad and/or by
wearing a grounded wrist strap.

Series 505 High Speed Counter
and Encoder Module User ’s Manual

2.1.4
General Wiring
Considerations

The count, inhibit, and unfiltered reset inputs are high-speed inputs which
may respond to noise present on the lines. To avoid problems, follow these
guidelines when installing the HSC module.
D

Use the shortest possible wires.

D

Avoid placing signal wires parallel to high-energy wires. If the two
must meet, cross them at right angles.

D

Avoid bending the wire into sharp angles.

D

Use wireways for wire routing.

D

When using shielded wires, ground them only at the source end for
better noise immunity.

D

Place wires so that they don’t interfere with existing wiring.

D

Label the wires.

In some installations when both the HSC and TI505-49XX series of relay
modules are used, false counts may be induced when switching high
voltage in the relay module, (voltage > 40 Vrms). This is the result of
internal arcing of the relay contacts.
If you encounter this problem, place a snubber consisting of a 47 ohm 1/4
watt resistor and a 0.022 Fd capacitor across the relay contact terminals
on the terminal block. Snubbers were not included in the relay modules in
order to meet the need for lower current leakage in many applications.

: Snubber components must be ULr component recognized
and/or CSA Certified for use across the rated voltage being switched
by the relay module.


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Installation

2-3

Before Installing the Module (continued)
2.1.5
Hierarchy of
Installation

Figure 2-1 provides a simple flowchart of the installation process.

Set Jumper Configuration on Module

Insert the Module

Connect Wires

Power Up

Log into Controller

Figure 2-1 Hierarchy of Installation

2-4

Installation

Series 505 High Speed Counter
and Encoder Module User ’s Manual

2.2

Selecting Counter Operation

2.2.1
Selecting
Counter Mode

The HSC module has two channels. You can configure each channel
to operate in any of four counter modes.
Prior to installing the module into the I/O backplane, configure the module
by setting the jumper for each channel. Figure 2-2 shows the location of the
jumpers on the printed circuit board. The top set of four pins set the
counter mode for Channel 1. The bottom set of four pins set the counter
mode for Channel 2. The default setting for the jumpers is 1X Quadrature
mode for both channels.

CH 1
Jumper in SLW
(filtered) position

CH 2
Jumper in FST
(unfiltered) position

Figure 2-2 Jumper Settings

 Each channel must have one (and only one) jumper installed.


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Installation

2-5

Selecting Counter Operation (continued)
2.2.2
Selecting the
Reset Filter

Some applications require faster response on the reset input line than
the standard 3.75-ms filter allows. For faster response, select the optional
0.95-ms filter. (The 0.9-ms filter is more sensitive to noisy signals, as noted
in the Environmental Specifications in Appendix B.)
The reset filter may be selected independently for each input channel by
placing the jumper in the  (fast) or  (slow) position as shown in
Figure 2-2.

2-6

Installation

Series 505 High Speed Counter
and Encoder Module User ’s Manual

2.3

Inserting the Module in the I/O Base
The HSC is a single-wide module. Insert it into any available slot on any
Series 505 I/O base. Do not touch the printed circuit board while inserting
the module. This could cause electrostatic damage to the components on
the board. Insert the module as shown in Figure 2-3.

! 

To minimize potential shock, turn off power to the I/O base and any
modules installed in the base before inserting or removing a module.
Failure to do so may result in potential injury to personnel or damage to
equipment.

3	ĂĂ Ă(2.6
ĂĂ)Ă maxĂ 


Base Plane
Connectors

Figure 2-3 Inserting the Module into the I/O Base

Series 505 High Speed Counter
and Encoder Module User ’s Manual

Installation

2-7

2.4

Wiring the Module

2.4.1
Wiring the
Terminal Block

Wiring the module consists of wiring the the input and output signals.
See Figure 2-4 and Figure 2-5 for general guidelines. All connections are
made at the module terminal block. See Figure 2-5. Output returns for
Channel 1 and 2 are internally connected.
Use the Terminal Block Worksheet in Appendix B for planning your wiring.

! 

2.4.2
Powering Up
the Module

Turn off power to the I/O base and any modules installed in the base
before inserting or removing a module. Failure to do so may cause
potential injury to personnel or can damage equipment.

After wiring the terminal block for the HSC, restore power to the
base.

1 cm

Wire Gauge: 22–16

(0.4 in.)

Max. Width: 5.54 mm (.218 in.)

Stud Size: #4 (2.5mm)
Amp Part#: 321462

Max. Width: 4.62 mm (.182 in.)

Stud Size: #4 (2.5mm)
Amp Part#: 327891
(Specify 2pt. connector)
Figure 2-4 Wiring Guidelines

2-8

Installation

Series 505 High Speed Counter
and Encoder Module User ’s Manual

5–24 VDC

Sinking
Driver

Ch1 A–

Ch1 A+
Ch1 B+

Ch1 B–
Ch1 RST+

Encoder

Ch1 RST–
Ch1 INH+
Ch1 INH–

5–24 VDC

+–
Ch1 Y1
Ch1 Y2

5–24 VDC

Ch2 A+

Sourcing
Driver

Ch2 A–
Ch2 B+
Ch2 B–
Ch2 RST+
Ch2 RST–
Ch2 INH+
Ch2 INH–
5–24 VDC

+–
Ch2 Y1
Ch2 Y2

Figure 2-5 Sample Terminal Block Wiring Diagram


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Installation

2-9

2.5

Logging the Module into the Controller

2.5.1
Updating the I/O
Configuration
Definition
2.5.2
Selecting the I/O
Configuration

After inserting the module into the base, update the I/O configuration
in the controller. The module does not automatically onfigure itself.
A VPU or other programming device must be connected to the controller to
register and verify controller module communication.
With your VPU or other programming device, select the I/O Configuration
option. For example, if you have the module inserted into the first slot of
the first I/O base, configure it as displayed in Figure 2-6. Refer to the
manual that came with the programming device for instructions.
I/O Address
The HSC module is logged in as
three input words (WX) and five
output words (WY).

Base Number
Displays number
of the current
base.

I/O MODULE DEFINITION FOR : CHANNEL 1 BASE 00
I/O
Address

Slot

Number of Bit and Word I/O
X
Y
WX
WY
00
00
00
00
00
00

1
2
3
4
5
6

.....
.....
.....
.....
.....
.....

0001
0000
0000
0000
0000
0000

.....
.....
.....
.....
.....
.....

7
8

.....
.....

0000
0000

..... 00
..... 00

Slot Number
Install the HSC into any available I/O slot on the Series 505
base.

..
..
..
..
..
..

00
00
00
00
00
00

.. 00
.. 00

..
..
..
..
..
..

03
00
00
00
00
00

.. 00
.. 00

Special
Function

05
00
00
00
00
00

.......
.......
.......
.......
.......
.......

No
No
No
No
No
No

.. 00
.. 00

.......
.......

No
No

..
..
..
..
..
..

SF Module
The HSC is not an SF
Module. The default for this
definition is NO.

Figure 2-6 Sample I/O Definition Chart

2-10

Installation

Series 505 High Speed Counter
and Encoder Module User ’s Manual

2.5.3
Viewing the I/O
Configuration
Chart

Use SHOW to view the I/O Configuration Chart. If the HSC is
installed in slot 1, for channel 1, base 00, the I/O chart will appear
as displayed in Figure 2-7.

I/O CONFIGURATION CHART FOR : CHANNEL 1, BASE 00
I/O POINTS
Slot 1
Slot 2
Slot 3
Slot 4
Slot 5
Slot 6

WX001
00000
00000
00000
00000
00000

WX002 WX003 WY004 WY005 WY006
00000 00000 00000 00000 00000
00000 00000 00000 00000 00000
00000 00000 00000 00000 00000
00000 00000 00000 00000 00000
00000 00000 00000 00000 00000

WY007
00000
00000
00000
00000
00000

WY008
00000
00000
00000
00000
00000

Figure 2-7 I/O Configuration Chart


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Installation

2-11

Chapter 3

Programming
3.1

Controller Input Words . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
3.1.1
3.1.2
3.1.3
3.1.4
3.1.5

WX1 (Status Word) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WX2 and WX3 (Channel Count) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WY4 (Setup Word) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WY5 – WY8 (Preset Words) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
I/O Update Consideration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3-2
3-3
3-3
3-4
3-4


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Programming

3-1

3.1

Controller Input Words
The HSC module is configured as three word inputs (WX) and five word
outputs (WY). It occupies eight words of the controller’s word image
register.

3.1.1
WX1 (Status Word)

Word 1 (WX) is the module’s status word. Eight bits provide the status of
each of the two channels. Figure 3-1 shows the format of the status word.
BIT
MSB

1

CH 1 — RESET STATUS

(1 = Counter reset)

2

CH 1 — INHIBIT STATUS

(1 = Count inhibited)

3

CH 1 — OUTPUT 1 STATUS

(1 = On)

4

CH 1 — OUTPUT 2 STATUS

(1 = On)

5

CH 2 — RESET STATUS

(1 = Counter reset)

6

CH 2 — INHIBIT STATUS

(1 = Counts inhibited)

7

CH 2 — OUTPUT 1 STATUS

(1 = On)

8

CH 2 — OUTPUT 2 STATUS

(1 = On)

9
10
11
12

Reserved and will be returned as zeros

13
14
15
LSB

16
Figure 3-1 Status Word Format


 

 Each channel has a Reset Status bit in the status word. If
the channel’s RESET field input is active, this bit will be 1; otherwise this
bit will be 0.

	The Reset Command bit (see Setup Word, Section 3.1.3) does not
affect the reset status bit.

3-2

Programming

Series 505 High Speed Counter
and Encoder Module User ’s Manual

Inhibit Status. Each channel has an Inhibit Status bit in the status word. If
the channel’s Inhibit field input is active or if its Inhibit Command bit is 1
(see Setup Word, Section 3.1.3), this bit will be 1 and the counter will not
count. Otherwise, this bit will be 0.
Output Status. Each channel has an Output 1 Status and an Output 2
Status bit in the status word. If the corresponding field output is on, the bit
will be 1. Otherwise, the bit will be 0.
3.1.2
WX2 and WX3
(Channel Count)
3.1.3
WY4 (Setup Word)

Word 2 (WX2) contains the current value of the Channel 1 count
register, and Word 3 (WX3) contains the current value of the Channel 2
count register. These values are unsigned integers between 0 and 65,535
(inclusive).
Word 4 (WY4) is the module setup word. The controller uses eight bits to
control the HSC module’s operation. See Figure 3-2.
BIT
MSB

1

CH 1 — RESET

(1 = Reset counter; default: 0)

2

CH 1 — INHIBIT

(1 = Inhibits counts; default: 0)

3

CH 1 — OUTPUT 1

4

CH 1 — OUTPUT 2

5

CH 2 — RESET

(1 = Reset counter; default: 0)

6

CH 2 — INHIBIT

(1 = Inhibits counts; default: 0)

7

CH 2 — OUTPUT 1

8

CH 2 — OUTPUT 2

0: Count  P = On (default)
1: Count < P = On

0: Count  P = On (default)
1: Count < P = On

9
10
11
12

Reserved and should be set to 0 (off)

13
14
LSB

15
16
Figure 3-2 Setup Word Format


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Programming

3-3

Controller Input Words (continued)
Reset Command. Both channels have a Reset Command bit. A transition
from 0 (off) to 1 (on) of the Reset Command acts as a one-shot (providing a
momentary reset of the channel), setting the count to 0. Even though the
bit remains 1, counting resumes.
Inhibit Command. Both channels have an Inhibit Command bit. When this
bit is set to 1, the channel stops counting.
NOTE: When in the pulse counter mode, if the A or B input is in a
different state at the beginning and end of an inhibit signal, the count
will change according to the normal counting logic. If both A and B
inputs are in different states, the change may be as much as two
counts.
Output Level. The output level bit specifies when the outputs for each
channel turn on.

3.1.4
WY5 – WY8
(Preset Words)

3.1.5
I/O Update
Consideration

3-4

Programming



Setting the output level bit to 0 turns the output on when the current
count is greater than or equal to the preset. If the current count is less
than the preset, the output is off.



Setting the output level bit to 1 turns the output on when the current
count is less than the preset. If the current count is greater than or
equal to the preset, the output is off.

Words WY5 through WY8 specifies preset values for each channel.
You can specify any value between 0 and 65,535.


WY5 specifies the value for Preset 1, Channel 1.



WY6 specifies the value for Preset 2, Channel 1.



WY7 specifies the value for Preset 1, Channel 2.



WY8 specifies the value for Preset 2, Channel 2.

In each scan, the controller reads the module WX words before updating
the WY words. For example, during a scan when the controller resets the
module, the WX word(s) contain counter values existing prior to the reset.

Series 505 High Speed Counter
and Encoder Module User ’s Manual

Chapter 4

Troubleshooting
Symptom
Input LED is
not on
and
Output LED is
not on

Probable Cause
No power to board

Corrective Action
Re-seat board
Check for bent pins on board connector

Problems with input
signals, or output being
reset or inhibited

Check your base power supply
Check wiring
Check encoder or field inputs
Check Reset and Inhibit bits in Setup word (WY4)

Counts in wrong
direction

Connections wrong

Reverse wiring for inputs A and B

Input wires substantially
different lengths

Check that wires are as short as possible, and make
wires the same length (if possible)

Incorrect count

Connections wrong

Trace wiring connections

Input wires substantially
different lengths

Check that wires are as short as possible, and make
wires the same length (if possible)

Broken wire

Check continuity

Wrong quadrature mode
or 2 jumpers on same channel

Check jumper position
and condition of jumper (metal insert intact)

Signal wire noise

See wiring considerations ( Section 2.1.4)

Broken wire

Check continuity

Count being reset or inhibited

Check Reset and Inhibit signals from field

Broken wire

Check continuity

Pulse too narrow, or
frequency too high

Use slower gear ratio and
higher resolution count

Counts erratically

Does not count

Counts too fast
or too slow

Check Reset and Inhibit bits in Setup word (WY4)

Check quadrature mode
Check signal wire noise
Marginal input signal
Controller does
not communicate
with module

Module not configured
in controller I/O
configuration table

Configure module

Nonfatal error
as a result of the
module

Module configured
incorrectly in controller

Reconfigure the module

Module has failed
self-diagnostics

Return module for repair


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Troubleshooting

4-1

4.1

Checking the Operation of the Module
To check the operation of the module, follow these steps.

 Module outputs will turn on during this procedure.

1. Using a programming device, force all presets to 0.
2. Reset both counters through the reset signals from your application.
Using the default configuration, the outputs should turn on.
3. Using your programming device, force the presets to any number
greater than 0.
The outputs should turn off.
 Before resuming normal operation, clear any words that you have
forced. Otherwise, these words remain forced during operation and could
yield unexpected results.

If you used the setup word to configure the module, then the output follows
your configuration.
To check the output operation look at the counter status word (WX1), the
outputs correspond to the following bits.

4-2

Troubleshooting

Channel 1, Output 1

bit 3

Channel 1, Output 2

bit 4

Channel 2, Output 1

bit 7

Channel 2, Output 2

bit 8

0 = Output off
1 = Output on

Series 505 High Speed Counter
and Encoder Module User ’s Manual

Chapter 5

Applications
5.1

Sprayer Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.1.1
5.1.2

5.2

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-2
5-3

Flow Rate Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-5

5.2.1
5.2.2

5.3

5-2

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-5
5-5

Tank Filling Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-6

5.3.1
5.3.2

5-6
5-6

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Applications

5-1

5.1

Sprayer Example

5.1.1
Description

A reversible DC motor drives a paint sprayer up and down a vertical
assembly. A quadrature encoder on the drive shaft senses the direction and
relative position of the sprayer. Channel 1 of the HSC will be used to
enable the sprayer during a pre-defined section of travel. (See Figure 5-1.)
The encoder resolution is 500 cycles per revolution. One shaft revolution
equals 1 inch of sprayer travel. When encoder signal A leads, the direction
of travel is up.

ÉÉÉÉÉÉÉÉÉÉ
ÉÉÉÉÉÉÉÉÉÉ

LS2 – Reverse Motor
“Stop Spray”

“Start Spray”
LS1 – (Home) Reverses Motor

ÉÉÉÉÉÉÉÉÉÉ

Figure 5-1 Sprayer Application

5-2

Applications

Series 505 High Speed Counter
and Encoder Module User ’s Manual

5.1.2
Solution

Connect encoder signals A and B to inputs A and B of the HSC. See Figure
5–2. Limit switch 1 (sprayer home) drives channel 1 Reset. Channel 1
outputs 1 and 2 are wire ORed and drive the sprayer enable. Select 1X
Quadrature mode for channel 1, setup channel 1 output 1 to turn off when
count  preset, output 2 to turn on when count  preset. Presets 1 and 2
are loaded with the Start Sprayer and Stop Sprayer counts, respectively.
The Start Sprayer count = 500 X Distance (inches) from LS1 to Start
Sprayer position. The Stop Sprayer count = 500 X Distance (inches) from
LS1 to Stop Sprayer position.
HSC
Channel 1
Encoder A

Input A

Encoder B

Input B

LS1

Reset
Spray
Enable

Output 1
Output 2

Figure 5-2 HSC Connections
As the sprayer moves up and down, the channel 1 outputs and the sprayer
enable signal levels produce the waveform shown in Figure 5-3.

Travels Up
Sprayer Travel LS1

P1

P2

Travels Down
LS2

P2

P1

LS1

OUTPUT 1
OUTPUT 2
Sprayer Enable

OFF

ON

OFF

ON

OFF

Figure 5-3 Waveform Pattern


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Applications

5-3

Sprayer Example (continued)

C1

C14

CLEAR CHANNEL 1
SETUP WORD

SETUP CHANNEL 1
OUTPUT 2 TO GO
LOW AT PRESET

LDC1

BITS1

SELECT COUNT
INHIBIT
ON CHANNEL 1

BITS2

A:

WY4

A:

WY4

A:

WY4

N=

0

N=

4

N=

2

LOADS CHANNEL 1
PRESETS 1 & 2
FROM V200 & V201

INHIBIT CHANNEL 1
BIT IS CLEARED
COUNTING IS ENABLED

MOVW1

C12

C15

BITC23

A:
B:

V200
WY5

A:

WY4

N=

2

N=

2

Figure 5-4 Ladder Logic for Sprayer Example

5-4

Applications

Series 505 High Speed Counter
and Encoder Module User ’s Manual

5.2

Flow Rate Example

5.2.1
Description
5.2.2
Solution

A flow meter outputs 200 pulses per gallon. The program requires
calculation of flow rate in gallons per minute (GPM).
Configure the HSC as WX9–WX11, WY12–WY16. Attach channel 1 to the
flow meter. The HSC accumulates flow meter pulses for the duration of a
1-second fast timer. In the controller, accumulated pulses are scaled to
GPM by the following calculation (using the controller memory locations).
Equation:
GPM = Pulses per Sec 
Program Locations: (V23,V24) =
(WX10)


60 ? 200
(V20) ? (V19)

Following each calculation, reset the HSC, restart the Timer, and perform
a new calculation 1 second later.
C23

:

ONE SECOND TIMER HAS EXPIRED, COMPUTE FLOW
RESTART TIMER ON NEXT SCAN

C20

C23
TMRF2
P=

01.000

C23

C24

:

SCALE COUNTER VALUE IN GALS/MINUTE PUT RESULTS
IN LOCATIONS V23–V24, RESET HSC CHANNEL 1

C23

C24
MULT1
A:
B:
C:

C25

:

WX10
V20
V21

DIV1
A:
B:
C:

V21
V19
V23

BITS1
A:

WY12

N=

1

TURN OFF CHANNEL 1 RESET TO HSC

C23

C25
BITC1
A:

WY12

N=

1

Figure 5-5 Ladder Logic for Flow Rate Example


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Applications

5-5

5.3

Tank Filling Example

5.3.1
Description

The HSC module measures the volume of liquid and control the filling
valve. (See Figure 5-6.) A flow meter, generating 200 pulses per gallon, is
connected to the HSC channel 2, input A. Output 2 controls the filling
valve. In this example, the HSC operates in the pulse counter mode.


Solution

A count of 100,000 pulses is required to fill the tank to 500 gallons. As this
would overflow the HSC, the following RLL is used to count 10 sets of
10,000 pulses before closing the filling valve. In this program, output 1 is
used to indicate 10,000 pulses. Since the HSC runs asynchronous to the
PLC, the program accumulates overcounts for each loop and adjusts the
final loop to reach the exact count. The program utilizes the fact that the
HSC WX’s are read before the WY’s are written in an I/O cycle.
Several V memory locations are used in the program, their initial values
are:
V200

=

10,000

=

channel 2, preset 1

V201

=

30,000

=

channel 2, preset 2 initial value

V100

=

0

(overcounts will be accumulated here)

Input A
Output 2
HSC Channel 2

Y20

Figure 5-6 Tank Filling Application

5-6

Applications

Series 505 High Speed Counter
and Encoder Module User ’s Manual

C140

C140 IS USED TO INITIATE/TERMINATE FILLING
C140

X128

C140

C1

C256

: RESET HSC, LOAD INITAL PRESETS
C140

C1

Y20
LDC4
A:

WY4

N=0

C141

BITS1
A:

WY4

N=5

MOVW1
A:

V200

B:

WY7

N=2

: CLEAR RESET BIT
C141

C1
BITC1
A:

WY4

N=5

Y20

: ENABLE LIQUID FLOW
Y20

C1

Y20

C140

Figure 5-7 Ladder Logic for Tank Filling Example


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Applications

5-7

Tank Filling Example (continued)
C61

: ACCUMULATE THE OVERCOUNTS
C61

C51
SUB1

ADD1

A:

WX3

A:

V101

B:

V200

B:

V100

C:

V101

C:

V100

: AFTER 90,000 PULSES, SUBTRACT THE OVERCOUNTS FROM 10,000
AND LOAD THE REMAINING COUNT INTO PRESET 2.

C8

C8

C51
CTR2

SUB2

P= 9

C140

MOVW2

A:

V200

A:

V201

B:

V100

B:

WY7

C:

WY8
N=1

C256
C8

: TEST FOR COMPLETION OF 100,000 COUNTS, INHIBIT FURTHER
COUNTS, AND CLEAR OVERCOUNT ACCUMULATOR. C256 WILL THEN
TURN OFF C140 AND DISABLE THE VALVE.
BITS2

BITP2
A:

A:

WX1

N=8

C51

C256

LDC3

WY4

A:

N=6

V100

N=0

: WHEN HSC CH2 OUTPUT 1 TURNS ON, PULSE COUNT IS 10,000
OR GREATER, RESET COUNTER AND START NEW COUNT.
C51

C8

C51

Y20
BITP5
A:

WX1

N=7

BITS5
A:

WY4

N=5

Figure 5-7 Ladder Logic for Tank Filling Example (continued)

5-8

Applications

Series 505 High Speed Counter
and Encoder Module User ’s Manual

Appendix A

Terminal Block Worksheet


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Terminal Block Worksheet

A-1

Appendix B

Specifications
B.1

Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-2

B.2

Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-3

B.3

Additional Compliances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-6


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Specifications

B-1

B.1

Environmental Specifications

Table B-1 Environmental Specifications
Operating Temperature

0_ to 60_C (32_ to 140_F)

Storage Temperature

–40_ to 70_C (–40_ to 158_F)

Relative Humidity

5% to 95% noncondensing

Pollution Degree

2, IEC 664, 664A

Vibration
Sinusoidal
Random

Impact Shock

IEC 68–2–27, Test Ea;
Half Sine, 15 g, 11 ms

Electrostatic Discharge2

IEC 801, Part 2, Level 4 (15 kV)1

Electrical Noise Immunity
Conducted2

IEC 801, Part 4, Level 3
MIL STD 461B, Part 4;
CS01, CS02, CS061
IEC 255–4, Appendix E1
EEC 4517/79 Com(78) 766 Final, Part 4
IEEE 472, 2.5 kV

Radiated

All parts are of corrosion resistant material
or are plated or painted as corrosion
protection.

Agency Approvals

ULr Listed, CSA Certified

2The

Specifications

IEC 801, Part 3, Level 3
MIL STD 461B, Part 4; RS01, RS02

Corrosion Protection

1The

B-2

IEC 68–2–6, Test Fc;
0.15 mm, peak-to-peak, 10-57 Hz;
1.0 g 57-150 Hz
NAVMAT P–9492 or IEC 68–2–34,
Test Fdc with
0.04 g@/Hz, 80–350 Hz,
and 3 dB/octave rolloff, 80–20 Hz
and 350–2000 Hz at 10 min/axis

unfilltered reset input may be susceptible to these types of EMI.
module responds to noise signals at its count or inhibit inputs that are within its passband.

Series 505 High Speed Counter
and Encoder Module User ’s Manual

B.2

Electrical Specifications

Table B-2 Electrical Specifications
Count Inputs
Frequency (maximum)
Duty
Cycle

Count Mode
Freq.

10%
20%
25%
30%
40%
50%
60%

Quadrature Mode
Freq. (w/ 15 max. phase error)

10 Khz
25 Khz
30 Khz
35 Khz
50 Khz
45 Khz
35 Khz

On voltage:
Current on:
Off voltage:
Current off:

4 Khz
8 Khz
10 Khz
12 Khz
15 Khz
15 Khz
15 Khz

4 to 28 VDC, Class 2 supply
8 to 16 mA
–1.5 to 1.5 VDC
0 to 1 mA
Volt–Ampere Curve for Count Inputs

30
Min

Max

25

20

Vin
(Volts)
15

10

5

ÉÉÉÉÉÉÉÉÉÉÉÉ
ÉÉÉÉÉÉÉÉÉÉÉÉ
ÉÉÉÉÉÉÉÉÉÉÉÉ
ÉÉ
2

4

6

8

10

12

14

16

Iin (mA)

Off Region

Transition Region

On Region


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Specifications

B-3

Electrical Specifications (continued)

Count inputs are constant current type inputs.

Reset and Inhibit Inputs:
On voltage: to 28 VDC, Class 2 supply
Current on: 2 to 40 mA
Off voltage: –1.5 to 1.5 VDC
Current off: 0 to 0.75 mA
Reset delay time: unfiltered 950 s on
950 s off
filtered
3.75 ms on
5.00 ms off
Inhibit delay time: 200 s on
200 s off

Volt–Ampere Curve for Reset and Inhibit Inputs
30
Min

Max

25

20

Vin
(Volts)
15

10

5

ÉÉÉ
ÉÉÉ

10

Off Region

B-4

Specifications

20

É
É

30

40

Iin (mA)
Transition Region

On Region

Series 505 High Speed Counter
and Encoder Module User ’s Manual

Outputs
User voltage: . . . . . . . . . . . . . . . . . . . . . . . . . 28 VDC max.
Voltage drop: . . . . . . . . . . . . . . . 1.8 VDC max. @ 400 mA
1.0 VDC max. @ 25 mA
Leakage current: . . . . . . . . . . . . . 500 A max.
Peak current: . . . . . . . . . . . . . . . . 500 mA for 1 ms
Output current:

400
1 Point per channel

I(mA)
300
275 mA
2 Points per channel
200
175 mA
100

20

40

60

80

100

T (C)

Isolation:
User-side to P/C-side . . . . . . . . . . . . . . . . . . . . 1500 V rms
Channel 1 to 2 (inputs) . . . . . . . . . . . . . . . . . . 1500 V rms
Channel 1 to 2 (outputs) . . . . . . . . . . . . . . . . . 0 V rms
Inputs to outputs . . . . . . . . . . . . . . . . . . . . . . . . 1500 V rms
Power Required from Base: . . . . . . . . . . . . . . . . . . 2.5 W
Response Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 ms
(Input pulse to output action)


Series 505 High Speed Counter
and Encoder Module User ’s Manual

Specifications

B-5

B.3

Additional Compliances
In addition, the system complies with applicable requirements of Verband
Deutscher Elektrotechniker (VDE) 0160: Electrical Equipment
Series 505 products have been developed with consideration of the draft
standard for programmable controllers as described in the proposed
standard of the International Electrotechnical Commission Committee
(IEC–65A/WG6, Part 2).
Information concerning product reliability and compliance to the IEC or
other standards can be provided upon request. Contact your Siemens
Industrial Automation, Inc. distributor for additional information.

B-6

Specifications

Series 505 High Speed Counter
and Encoder Module User ’s Manual

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High Speed Counter and Encoder Module User Manual

Manual Assembly Number: 2586546-0019
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Second
12/92

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Index
A
Assistance, 2-2

C
Configuration
selecting, 2-10
updating, 2-10
Configuring
jumpers, 2-5
User Options, 2-10
Count input, 1-4
Count rate, 1-2
Counter mode, 1-7

I
I/O
address, 2-10
configuration chart, 2-11
definition chart, 2-10
I/O base, 2-7
Inhibit, 1-2, 1-4
Input, 1-4
count, 1-4
inhibit, 1-4
reset, 1-4
Specifications, B-3

J
Jumper, 2-5
Jumper pins, 2-5

D
Double-count quadrature, 1-9

E

L
LED, 1-2
A input, 1-6
B input, 1-6
LED indicator, 1-6
Logging module into controller, 2-10

Electrical specifications, B-3
Environmental specifications, B-2

F

O
Output, 1-5
open collector, 1-5
specifications, B-5

Features, 1-2

P
H
Handling the HSC, 2-2


Powering up the module, 2-8
Pulse counter mode, 1-7
Pulse width, 1-2, B-4

Index-1

Q
Quadrature Mode, quadruple count, 1-10
Quadrature mode
double-count, 1-9
single-count, 1-8

T
Terminal block, 2-8
wiring diagram, 2-9
worksheet, 2-8

Quadruple count, quadrature mode, 1-10

R
References, 2-2

U
Using status words, 3-2

Reset, 1-2, 1-4

S
Single-count quadrature, 1-8
Static electricity, 2-2

Index-2

W
Wiring, 2-3, 2-8
considerations, 2-3

SIMATIC is a registered trademark of Siemens AG.
Series 505 and TISOFT are trademarks of Siemens Industrial Automation, Inc.
Texas Instruments and TI are registered trademarks of Texas Instruments Incorporated.
TI505, TI525, TI535, and TI545 are trademarks of Texas Instruments Incorporated.
UL is a registered trademark of Underwriters Laboratories.



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Title                           : SIMATIC 505 High Speed Counter and Encoder Module User Manual
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