Explicit messages – Rockwell Automation 1791ES-IB16 Guard I/O EtherNet/IP Safety Modules User Manual

Page 88

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88

Rockwell Automation Publication 1791ES-UM001D-EN-P - May 2013

Appendix A

Get Diagnostic Status from Modules by Using Explicit Messaging

Explicit Messages

Explicit messaging can also be used to read individual channel status for safety
inputs, safety outputs, test outputs, and power status. Communication error
settings can also be configured and monitored for test outputs as well.

Table 23 - Reading the Cause of the Safety Input Error

Explicit
Message

Service

Function

Command (hex)

Response (hex)

Service
Code

Class
ID

Instance
ID

Attribute ID

Data Size

Safety Input
Cause of Error
(Fault)
Information
Read

Get
Attribute
Single

Reads the cause
for the status bit
(1…n), specified
by the Instance ID,
turning OFF.

0E

3D

01…n

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 24 - Reading the Cause of the Safety Output Error

Explicit Message

Service

Function

Command (hex)

Response (hex)

Service
Code

Class
ID

Instance ID

Attribute ID

Data Size

Safety Output
Cause of
Error (Fault)
Information

Get Attribute
Single

Reads the cause for the
status bit (1…n),
specified by the
Instance ID, turning
OFF.

0E

3B

01…n

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
08:
Output data error
09:
Short circuit detected at
safety output

Table 25 - Monitoring the Test Output Point

Explicit Message

Service

Function

Command (hex)

Response (hex)

Service
Code

Class
ID

Instance ID

Attribute ID

Data
Size

Test Output
Cause of Error (Fault)
Information

Get Attribute
Single

Reads the cause for
the status bit (1…n),
specified by the Instance ID,
turning OFF.

0E

09

01…n

76

-

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

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