Mitsubishi A1SD75P1-S3 User Manual page 250

6 SEQUENCE PROGRAM USED FOR POSITIONING CONTROL
Positioning
[Y10,Y11,Y12]
start signal
BUSY signal [X4,X5,X6]
M code ON signal
[XD,XE,XF]
(WITH mode)
Cd. 14 M code OFF request
Start complete signal [X1,X2,X3]
Md.35 Axis operation status
Output pulse to external source
(PULSE)
Positioning operation
Positioning complete signal *
[X7,X8,X9]
M code ON signal
[XD,XE,XF]
(AFTER mode)
Cd. 14 M code OFF request
Zero point return complete flag *
[ Md.40 Status:b4]
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Position control operation timing and process time
t1
t2
Waiting Controlling position
t4
Fig. 6.9 Position control operation timing and process time
•
When the positioning start signal turns ON, if all signals marked with an
asterisk (*) are already ON, the signals marked with an asterisk (*) will turn
OFF when the positioning start signal turns ON.
Normal timing time
t1 t2
5 to 15
• The t1 timing time could be delayed by the following factors.
1) Presence of FROM/TO command execution during start process
2) Operation state of other axes
3) Presence of intervention from peripheral device during start process
4) Details of positioning data to be started
t3
Waiting
t5
t6
t2
t3 t4
0 to 3.5
6 - 29
MELSEC-A
Unit: ms
t5 t6
Follows
parameters