Mitsubishi QJ71GP21-SX, Reference Manual

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9
- 164 9.18 Z(P).UINI
9
DEDICATED INSTRUCTIONS
(b) Checking the execution status of the UINI instruction
The execution status of the UINI instruction (Executing, Normal completion, Error
completion) can be checked with the following devices specified in the setting
data.
1) Completion device (D1)
Turns ON in the END processing for the scan after completion of the UINI
instruction, and goes OFF in the next END processing.
2) Completion status indication device ((D1)+1)
Turns ON or OFF depending on the completion status of UINI instruction.
• When completed normally
It remains OFF.
• When failed
Turns ON in the END processing for the scan after completion of the UINI
instruction, and goes OFF in the next END processing.
(c) Operation in UINI instruction execution
Figure 9.140 Operation in UINI instruction execution (own station)
Program of
own station
Completion device
of own station (D1)
Completion status
indication device
((D1)+1)
UINI instruction
UINI instruction execution UINI instruction
execution completed
Start contact
OFF
ON
ON
ON
END
processing
END
processing
END
processing
END
processing
OFF
OFF
When failed
Normal completion
1 scan