Mitsubishi MELSEC Q Series User Manual page 446

APPENDIX
Sequence program
Data link stop
Host data link status
(X01)
Refresh instruction
(SB03)
Data link stop
(SB02)
Data link stop complete
(SB45)
RLPASET instruction
Direction device
Complete device
Status display device
at completion
Sequence program
Data link stop
Host data link status
(X01)
Refresh instruction
(SB03)
Data link stop
(SB02)
Data link stop complete
(SB45)
RLPASET instruction
Direction device
Complete device
Status display device
at completion
App - 35
(C) There are two types or interlock signals for the RLPASET instruction: the
completion device (D) and status display device at completion (D) + 1.
1) Completion device
Turns ON in the END Processing of the scan where the RLPASET
instruction is completed, and turns OFF in the next END processing.
2) Status display device at completion
Turns On and OFF depending on the completion status of the
RLPASET instruction.
Normal completion : Stays OFF and does not change.
Abnormal completion : Turns ON in the END processing of the scan
[When all the stations are normal]
END END END
processing processing processing
Refresh stop
[When all the stations are faulty]
END END END
processing processing processing
Refresh stop
where the RLPASET instruction is completed,
and turns OFF in the next END processing.
END END END
processing processing processing
Refresh start
Data link start
RLPASET
instruction
completion
ON
ON
Abnormal completion
1 scan
END END END
processing processing processing
Return to system processing
RLPASET instruction
completion
ON
ON
Abnormal
completion
1 scan
Return to system
MELSEC-Q
END
processing
END
processing
Refresh start
Data link start
App - 35