11 MANUAL CONTROL

MELSEC-Q

When both the "forward run JOG start signal" and "reverse run JOG start signal" are turned ON simultaneously for one axis

When both the "forward run JOG start signal" and "reverse run JOG start signal" are turned ON simultaneously for one axis, the "forward run JOG start signal" is given priority. In this case, the "reverse run JOG start signal" is validated when the QD75 BUSY signal is turned OFF.

If the forward run JOG operation is stopped due to stop or axis error by a stop signal, the reverse run JOG operation will not be executed even if the "reverse run JOG start signal" turns ON.

Forward run JOG operation

t

Reverse run JOG operation

 

ON

Forward run JOG start signal

OFF

[Y8, YA, YC, YE]

 

 

ON

Reverse run JOG start signal

OFF

[Y9, YB, YD, YF]

 

The reverse run JOG start signal is ignored.

ON

BUSY signal[XC, XD, XE, XF] OFF

Fig. 11.8 Operation when both the forward run JOG start signal and reverse run JOG start signal are turned ON simultaneously

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Image 454
Mitsubishi Electronics QD75P, QD75D user manual Y9, YB, YD, YF, Busy signalXC, XD, XE, XF OFF