Mitsubishi A2CCPU - Page 52

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4.2.4 Stopping the sequence program operation mining outputs (PAUSE function)
The pause function stops A2CCPU operation while retaining the 2:
status of all outputs (Y).
(1) Application -
d
In process control, it is often required retain the status of the
outputs
(Y) when the A2CCPU stops operating.
(2) Using remote PAUSE contacts d
(a) The PAUSE state contacts (M9041) close after the execu-
tion of the
END(FEND) instruction of the scan during which
the remote
PAUSE contacts close and the PAUSE permis-
sion flag
(M9040) is set.
When the
END(FEND) instruction of the scan after M9041
has set is executed, the AZC is set to PAUSE and its
operation stops.
(b) By opening the remote PAUSE contacts or by switching off
M9040 on a peripheral device, the PAUSE state is can-
celed, and sequence program operation resumes from
step
0.
PAUSE state
L
Fig. 4.15 PAUSE Timing by the R.mat. PAUSE Contact
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1
IB INAI az3aA