Mitsubishi Electric MELSEC-LD77MS2 User Manual page 641

Inching operation timing and processing times
The following drawing shows the details of the inching operation timing and
processing time.
[LD77MS4 operation example]
Forward run JOG start signal
OFF
[Y8, YA, YC, YE]
Reverse run JOG start signal
OFF
[Y9, YB, YD, YF]
BUSY signal
OFF
[XC, XD, XE, XF]
Md.26
Axis operation
status
Cd.16
Inching movement
amount
Positioning operation
Positioning complete
signal
OFF
[X14, X15, X16, X17]
Normal timing times
LD77MS2
LD77MS4
LD77MS16
ON
ON
t1
JOG operation (3)
Standby (0)
Arbitary value
t2
*1: "JOG operation" is set in " Md.26
Fig. 11.12 Inching operation timing and processing times
Operation
cycle
0.88
1.77
0.88
1.77
0.88
1.77
 Depending on the operating statuses of the other axes, delay may occur in the
t1 timing time.
t3
* Standby (0)
1
ON
t4
Axis operation status
(Note): Refer to Section 3.3 for input/output signal of LD77MS16.
t1 t2
0.4 to 1.1 2.5 to 3.4
0.4 to 1.8 3.9 to 4.2
0.4 to 1.1 2.5 to 3.4
0.4 to 1.8 3.9 to 4.2
0.8 to 1.4 2.5 to 3.4
0.8 to 2.3 4.4 to 6.1
11 - 17
Chapter 11 Manual Control
" even during inching operation.
Unit : [ms]
t3 t4
0 to 0.9 Follows parameters
0 to 1.8 Follows parameters
0 to 0.9 Follows parameters
0 to 1.8 Follows parameters
0 to 0.9 Follows parameters
0 to 1.8 Follows parameters