Sfc Program Execution Order; Whole Program Processing - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

8.6

SFC Program Execution Order

Whole program processing

Execution type that can be specified
This section shows whether the execution type of SFC program can be specified.
CPU module: RUN
Initial execution
type program
Scan execution
type program
Execution Type
Initial execution type program
Scan execution type program
Standby type program
Event execution type program
Fixed scan execution type
program
■ Precautions
When no scan execution type SFC program exists (only standby type program), do not execute an SFC control instruction
and monitoring for an SFC program.
8 SFC PROGRAM
136
8.6 SFC Program Execution Order
Execute only when required.
Execute using
an interrupt.
Specification Remarks
enable/
disable
 

Only one SFC program can be executed.

By specifying the SFC program by using the PSCAN instruction, this type of program can be changed to
the scan execution type.
 
 
Type that can be specified as
an SFC program
Standby type
program
Event execution
type program
Fixed scan
execution type
program