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APPENDIX
Sequence program
G.OGSTOR instruction
Completion device (D)
Status display device
at completion (D)+1
A/D conversion
completed signal (XE)
App. - 17
(1) Functions
(a) Restores the offset/gain values of the user range setting stored in the CPU
to the Q64RD.
(b) There are two types of interlock signals for the G.OGSTOR instruction: the
completion device (D) and the status display device at completion (D) + 1.
1) Completion device
Turns ON in the END processing of the scan where the G.OGSTOR
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
G.OGSTOR instruction.
Normal completion : Stays OFF and does not change.
Abnormal completion: Turns ON in the END processing of the scan
END processing
END processing
ON
OFF
OFF
OFF
ON
1
OFF
1 When the G.OGSTOR instruction is executed, A/D conversion is not
performed. After the completion device (D) turns ON, A/D conversion
starts, the A/D conversion value is stored into the buffer memory, and
the A/D conversion completed signal (XE) then turns ON.
(c) When the offset/gain values are restored, the reference accuracy falls to less
than
0.15%.
where the G.OGSTOR instruction is completed,
and turns OFF in the next END processing.
Execution completion of
the G.OGSTOR instruction
MELSEC-Q
END processing END processing
ON
ON Abnormal
completion
Normal completion
1 scan
ON
App. - 17
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Troubleshooting
