Mitsubishi Electric MELSEC iQ-R Series User Manual page 75

3.
Execution of the program
Power off the SIL2 Process CPU and remote head module of both systems. Then, set the RUN/STOP/RESET switch on the
SIL2 Process CPU and remote head module of both systems to the RUN position, and turn on the power. Check that the
PROGRAM RUN LED on the CPU module in the control system turns on.
When the RUN/STOP/RESET switch is set to the RUN position while the power is turned on, the continuation
error of the operating status mismatch is detected in the standby system.
4.
Monitoring of the program
Check that the program is operating properly using the engineering tool.
1 FUNCTIONS
1.9 Safety Communication Relay Function
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