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MELSEC-Q
11 MANUAL CONTROL
11.3.5 Inching operation example
When "stop signal" is turned ON during inching operation:
If "stop signal" is turned ON during inching operation, the inching operation will be
stopped.
While the stop signal is turned ON, the JOG start signal is ignored.
The inching operation can be re-started when the stop signal is turned OFF and
then re-turned ON.
PLC READY
signal [Y0]
OFF
ON
BUSY signal
[XC,XD,XE,XF]
OFF
ON
A JOG start signal OFF ON
while the stop signal is ON will be ignored.
Axis stop signal
[Y4,Y5,Y6,Y7]
OFF
ON
QD75 READY
signal
[X0]
ON
OFF
Forward run JOG
start signal
[Y8,YA,YC,YE]
OFF
ON
All axis servo ON
[Y1]
ON
OFF
Fig. 11.15 Operation when stop signal is turned ON during inching operation
POINT
The QD75 will not accept "JOG start signal" while "stop signal" is turned ON.
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