No Operation Instruction; No Operation (Nop) - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

5.8

No Operation Instruction

No operation (NOP)

NOP
RnPCPU
RnCPU RnENCPU
(Process)
This instruction is used to insert a space for debugging.
Ladder

FBD/LD
Not supported
■Execution condition
Instruction
NOP
Processing details
• This instruction is a no-operation instruction and has no impact on the previous operations.
• The instruction is used for the following purposes:
• To insert a space for debugging
• To delete an instruction without changing the number of steps (The relevant instruction is replaced with the NOP instruction.)
• To delete an instruction temporarily
For inserting or deleting the NOP instruction, refer to the following.
 GX Works3 Operating Manual
Operation error
There is no operation error.
5 SEQUENCE INSTRUCTIONS
216
5.8 No Operation Instruction
RnPCPU RnSFCPU RnSFCPU
(Redundant) (Standard) (Safety)
Execution condition
Every scan
ST
Not supported