Mitsubishi Electric MELSEC Q Series Handbook page 232

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REPLACEMENT OF PROGRAM
(a) Program name
Set a name for a program to be executed with a CPU module.
(b) Execution type
Select the execution type of files set in the program name.
1) Initial execution type (Initial)
This type of programs is executed only one time, when switching the power supply from off to on
or STOP status to RUN status.
2) Scan execution type (Scan)
This type of programs is executed every scan, after having executed the initial execution type
program.
3) Stand-by type (Wait)
This type of program is executed only when demanded.
4) Fixed scan execution type (Fixed scan)
This type of program is executed per interval set in the "Fixed scan interval" and "In unit".
• Fixed scan interval
Sets the program execution interval of fixed execution type program.
Setting range depends on the unit set in the fixed scan interval.
For "ms": 0.5 to 999.5ms (0.5ms unit)
•
For "s": 1 to 60s (1s unit)
•
• Unit
Selects the unit ("ms" or "s") for the fixed scan interval.
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