Communicate with your module – Rockwell Automation 1738-8CFGDLXM23 ArmorPoint Module with Configurable 24V DC Points and DeviceLogix User Manual

Page 9

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ArmorPoint I/O Modules with 8 Configurable 24V DC Points and DeviceLogix 9

Publication

1738-IN027B-EN-E - February 2010

1738-8CFGDLXM23

Communicate with Your Module

Read this section for information about how to communicate with your
module.
I/O messages are sent to (consumed) and received from (produced) the
POINT I/O modules. These messages are mapped into the processor’s or
scanner’s memory. Each module produces 1, 8 or 20 bytes of input data based
on which produced assembly is selected. The default setup is 20 bytes. It
consumes 1, 8 or 20 bytes of I/O data (scanner Tx). The default setup is 20
bytes.

3

4

5

6

7

8

9

10

11

12

2

1

(view into connector)

Pin 1 - I/O 0

Pin 2 - I/O 1

Pin 3 - I/O 2

Pin 4 - I/O 3

Pin 5 - I/O 4

Pin 6 - I/O 5

Pin 7 - I/O 6

Pin 8 - I/O 7

Pin 9 - Return (Com)

Pin 10 - Return (Com)

Pin 11 - 24V DC

Pin 12 - Chassis

43681

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