Processing Time Over Check - Mitsubishi Electric MELSEC iQ-R Series User Manual

Processing time over check

System basic cycle over check
When the system basic cycle processing is not completed before the start of the next system basic cycle processing, the
system basic cycle over flag becomes TRUE.
When the system basic cycle over is detected, the number of the fixed-cycle program should be reviewed.
If the system basic cycle exceeds the set cycle at the start of the first operation cycle, a new operation cycle is not executed in
this cycle and it is executed in the start timing of the next cycle.
To set the system basic cycle over flag to FALSE, operate one of the followings.
• Power OFFON and reset
• Reset by user program
First operation cycle setting
System basic cycle
processing
First operation cycle
processing
Fixed-cycle system
counter
System basic cycle
over flag
First operation cycle
over flag
Operation cycle over check
When the first operation cycle has exceeded the set cycle, the first operation cycle over flag becomes TRUE. When the
operation cycle over is detected, the number of the fixed-cycle program or the operation cycle setting should be reviewed, or
set the greater value for the cycle over detection number or the operation cycle setting.
To set the operation cycle over flag to FALSE, operate the following.
• Power OFF  ON and reset
First operation cycle setting
System basic cycle
processing
First operation cycle
processing
Operation cycle
counter (SD717)
First operation cycle
over flag
• When the operation cycle over flag is detected, correct the positioning content or increase the operation
cycle.
16 RAS FUNCTIONS
482
16.1 Execution Time Monitor
4
4 1
2
3
2 3
4
1
4 1