Rockwell Automation 1756-SPESMNRMXT GuardLogix Controllers User Manual - Manuel (Page 135)

Rockwell Automation Publication 1756-UM020I-EN-P - August 2012 135
Appendix
A
Status Indicators
1756-L6xS Controller Status
Indicators Primary controller and safety partner status is displayed by LED status indicators.
Topic Page
1756-L6xS Controller Status Indicators 135
1756-L7xS Controllers Status Indicators 136
1756-L7xS Controller Status Display 137
Table 44 - 1756-L6xS Status Indicator Descriptions
Indicator Status Primary Controller Description Safety Partner Description
RUN Off No user tasks running. Controller is in PROGram mode. N/A
Green Controller is in RUN mode. N/A
SAFE RUN Off N/A The user safety task or safety outputs are disabled. The controller
is in the PROGram mode, Test mode, or the safety task is faulted.
Green N/A The user safety task and safety outputs are enabled. The safety
application is executing. Safety task signature is present.
Green, Flashing N/A The user safety task and safety outputs are enabled. The safety
application is executing. Safety task signature is not present.
FORCE Off No forces, standard or safety, are enabled on the controller. N/A
Amber Standard and/or safety forces have been enabled. N/A
Amber, Flashing One or more I/O addresses, standard and/or safety, have been
forced to an on or off state, but forces are not enabled. N/A
BAT Off The battery is able to support memory. The battery is able to support memory.
Red The battery is not able to support memory. The battery is not able to support memory.
OK Off No power is applied. No power is applied.
Green The controller is operating with no faults. The safety partner is operating with no faults.
Red, Flashing Nonrecoverable fault or recoverable fault not handled in the fault
handler. All user tasks, both standard and safety, are stopped. N/A
Red Powering up or nonrecoverable controller fault. Powering up or nonrecoverable controller fault.
I/O (1) Off No activity. No I/O is configured. N/A
Green The controller is communicating to all configured I/O devices, both
standard and safety. N/A
Green, Flashing One or more I/O devices is not responding. N/A
Red, Flashing Controller is not communicating to configured I/O. N/A