Mitsubishi MELSEC-Q/L Programming Manual page 172

NOP, NOPLF, PAGE n
(2) Contact closed ... LD, LDI changed to NOP. (Note carefully that changing the LD and LDI instructions to NOP completely
changes the nature of the ladder.)
[Ladder Mode]
Before change
Changing to NOP
After change
[Ladder Mode]
Before change
Changing to LD T3
Changing to NOP
After change
NOPLF
[Ladder Mode]
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