Download High Performance Model QCPU(Q Mode)User`s Manual(Function

Transcript
7 FUNCTION
MELSEC-Q
(b)
GX Developer function, Serial Communication Module Method
The remote PAUSE operation can be performed from the GX Developer
function or serial communication module.
The GX Developer function operation is performed from on-line remote
operation.
The serial communication module and Ethernet interface module are
controlled by commands complying with the MC protocol.
For details of the MC protocol, refer to the following manual.
• Q corresponding MELSEC Communication Protocol Reference Manual
1)
When the END processing is executed for the scan where the remote
PAUSE command was accepted, the PAUSE state contact (SM204) is
turned on.
When the scan after the PAUSE state contact is turned on is executed
to the END process, it enters the PAUSE state and stops the
calculations.
2)
When the remote RUN command is received, the sequence program
calculations are performed again from step 0.
0
END
0
END
0
ON
Remote PAUSE
command
Remote RUN
command
0
END
OFF
ON
OFF
ON
OFF
SM204
RUN
RUN/PAUSE
state
ON when
PAUSE
condition
met
PAUSE
PAUSE state
Fig. 7.7 PAUSE Time Chart with GX Developer function
(3) Precaution
To set the output (Y) ON/OFF status when change to the PAUSE state, perform
an interlock with the PAUSE state contact (SM204).
M20
X000
Y070
Y70 ON/OFF is determined with the
ON/OFF of the M20 in the PAUSE state.
Y071
Turns off at PAUSE state.
Y072
Turns on at PAUSE state.
SM204
M0
SM204
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