Rockwell Automation 1734-IE4S POINT Guard I/O Safety Modules User Manual User Manual

Page 157

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Rockwell Automation Publication 1734-UM013J-EN-P - July 2014

157

Get I/O Diagnostic Status from Modules in Logix Systems

Appendix B

Class, Instance, and Attribute
Data for I/O Modules

Use the information in the following tables to configure your message
instruction.

Table 12 - Digital Safety Input Module (1734-IB8S)

Service Type Function

Command (hex)

Response (hex)

Service
Code

Class ID

Instance ID

Attribute ID Data

Size

Get Attribute
Single

Reads the cause for the safety digital input
fault specified by the Instance ID (1…8).

0E

3D

01…08

6E

-

0: No error
01: Configuration invalid
02: External test signal error
03:Internal input error
04: Discrepancy error
05: Error in the other dual channel input

Table 13 - Digital Safety Input Module Test Outputs (1734-IB8S)

Service Type Function

Command (hex)

Response (hex)

Service
Code

Class ID

Instance ID

Attribute ID Data Size

Get Attribute
Single

Reads the cause of the test output fault
specified by the Instance ID (1…4).

0E

09

01…04

76

-

0 = No error
01: Configuration invalid
02: Overload detected
03: Cross circuit detected
05: Output ON error
06: Undercurrent detected for muting lamp

Set Attribute
Single

Configures the test output to turn off or hold
its last state after a communication error for
an output specified by the Instance ID.

10 09 01…04

05 1

byte

00: Clear
01: Hold

-

Table 14 - Digital Safety Output Module (1734-OB8S)

Service Type Function

Command (hex)

Response (hex)

Service
Code

Class ID

Instance ID

Attribute ID Data Size

Get Attribute
Single

Reads the cause for the safety digital output
fault specified by the Instance ID (1…8).

0E

3B

01…08

6E

-

0: No error
01: Configuration invalid
02: Over current detected
03: Short circuit detected
04: Output ON error
05: Error in the other dual channel output
06: N/A
07: N/A
08: Dual channel violation
09: Short circuit detected at safety output

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