Rockwell Automation 1768-L43_L45_L43S_L45S CompactLogix Controllers Installation Instructions User Manual
Page 25

CompactLogix Controllers 25
Publication
1768-IN004D-EN-P - December 2009
Safety Status Indicators (1768-L43S and 1768-L45S Controllers only)
Indicator
State
Description
SAFE RUN
Off
The user safety task or safety outputs are disabled.
The controller is in PROG mode, Test mode, or the
safety task is faulted.
Green
The user safety task and safety outputs are enabled.
The safety task is executing. Safety signature is
present.
Flashing green
The user safety task and safety outputs are enabled.
The safety task is executing. Safety signature is not
present.
SAFETY
TASK
Off
No partnership established.
Green
Safety controller status is OK. The coordinated
system time (CST) is synchronized and safety I/O
connections are established.
Flashing green
Safety controller status is OK. The coordinated
system time (CST) is not synchronized.
Red
Safety partnership was lost.
Flashing red
Safety task is inoperable.
SAFETY
LOCK
Off
Safety task is not locked.
Green
Safety task is locked.
SAFETY OK
Off
No power is applied.
Green
The safety partner is OK.
Flashing green
The safety partner is storing or loading a project to
or from nonvolatile memory.
Red
The safety partner detected a nonrecoverable major
fault, so it cleared the project from its memory.
Flashing red
•
The internal safety partner requires a firmware
update or a firmware update is in progress.
•
A recoverable major fault occurred on the
safety partner.
•
A nonrecoverable major fault occurred on the
safety partner.