Mitsubishi MELSEC Q Series Programming Manual page 200

NOP,NOPLF,PAGE n
PAGE n
(1) This is a no operation instruction that has no impact on any operations up to that point.
(2) No processing is performed at peripheral devices with this instruction.
Operation Error
(1) There are no errors associated with the NOP, NOPLF, or PAGE instruction.
Program Example
NOP
(1) Contact closed.... Deletes the AND or ANI instruction.
[Ladder Mode]
Before change
After change
(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
After change
5-58
Changing to NOP
Changing to NOP
[List Mode]
Step Instruction
Instruction
Step
[List Mode]
Step Step Instruction Instruction
Instruction
Step
Device
Device
Device
Device
Device