Rockwell Automation Publication 440R-UM009B-EN-P - February 2014 57
Tag Definitions Appendix D
14H-18H Internal plausibility test fault
Do one of the following:
• Power cycle the safety relay.
• Reconfigure the safety relay.
• Validate the electrical installation and appropriate
measures to reduce noise and suppress surges are taken.
If the fault persists, contact your local Rockwell Automation
technical support representative. For contact information, see:
http://rockwellautomation.com/support
19H Relay contact fault K1
1AH Relay contact fault K2
1BH Relay contact fault K3
1CH Relay contact fault K4
1DH, 1EH Internal plausibility test fault.
1FH Different Single Wire Safety input signal
detected at Processor A than Processor B
20H, 21H Internal program fault
22H, 23H Rotary switch read error
24H Cross fault at processor pins for safety
outputs.
25H Under voltage detected Do one of the following:
• Validate the electrical installation and appropriate supply
voltage is provided.
• Power cycle the safety relay.
• Reconfigure the safety relay.
If the fault persists, contact your local Rockwell Automation
technical support representative. For contact information, see:
http://rockwellautomation.com/support
26H Fault detected in the other Processor If viewing the NonrecoverableFault_A tag, refer to
NonrecoverableFault_B tag.
If viewing NonrecoverableFault_B tag refer to
NonrecoverableFault_A tag.
30H Capacitor short detected Do one of the following:
• Power cycle the safety relay.
• Reconfigure the safety relay.
• Validate the electrical installation and appropriate
measures to reduce noise and suppress surges are taken.
If the fault persists, contact your local Rockwell Automation
technical support representative. For contact information, see:
http://rockwellautomation.com/support
Table 10 - GSR EM(D) NonRecoverableFault_A and NonRecoverableFault_B Fault Codes
Fault
Code
Description Corrective Action
