Mitsubishi Electric MELSEC iQ-R Series User Manual page 446

Ex.
When output is returned to external input
External input (X10)
Output (Y10)
In the following program, turning on M0 turns on the output (Y10) and turning on M10 turns off the output (Y10).
[Without measures]
[With measures]
(2) PLS M1 delays SET Y10 by one scan.
(9) PLS M11 delays RST Y10 by one scan.
In the CPU parameter, select "Transfer" (default setting) in "Signal Flow Memory Tracking Setting" of
"Redundant System Settings". ( Page 396 Tracking transfer setting for the signal flow memory)
26 REDUNDANT FUNCTION
444
26.11 Precautions on Programming