Mitsubishi Electric MELSEC-Q/L Programming Manual page 186

Program example
■NOP
• Contact closed: Deletes the AND or ANI instruction.
[Ladder Mode]
Before change
After change
• 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 NOP
After change
5 SEQUENCE INSTRUCTIONS
184
5.7 Other Instructions
Changing to NOP
Changing to LD T3
[List Mode]
Step Instruction
Instruction
Step
[List Mode]
Instruction
Step Step Instruction
Instruction
Step
[List Mode]
Step Instruction
Instruction
Step
Device
Device
Device
Device
Device
Device
Device