Mitsubishi MELSEC-Q QD77MS, User Manual

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11 - 17
Chapter 11 Manual Control
Inching operation timing and processing times
The following drawing shows the details of the inching operation timing and
processing time.
[QD77MS4 operation example]
Reverse run JOG start signal
[Y9,YB,YD,YF]
BUSY signal
[XC,XD,XE,XF]
Forward run JOG start signal
[Y8,YA,YC,YE]
ON
Standby
JOG operation
Axis operation
status
t1
t4
Positioning operation
Positioning complete
signal
[X14,X15,X16,X17]
Md.26
ON
ON
OFF
OFF
OFF
OFF
t3
Standby
t2
(Note): Refer to Section 3.3 for input/output signal of QD77MS16.
Fig. 11.12 Inching operation timing and processing times
Normal timing times Unit : [ms]
Operation cycle t1 t2 t3 t4
QD77MS2
QD77MS4
0.88 0.4 to 0.9 1.8to 2.7 0 to 0.9
Depending on
parameters
0.88 0.4 to 0.9 1.8 to 2.7 0 to 0.9
Depending on
parameters
QD77MS16
1.77 0.8 to 1.4 3.2 to 3.9 0 to 1.8
Depending on
parameters
•
Depending on the operating statuses of the other axes, delay may occur in the
t1 timing time.