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MELSEC-Q
5 DATA USED FOR POSITIONING CONTROL
Pr.6
Rotation direction setting
Set the relation of the motor rotation direction and current value address
increment/decrement.
[Setting procedure]
1) Set "0" in
Pr.6
, and carry out forward run JOG operation.
("0" is set as the default value for
Pr.6
.)
2) When workpiece "W" moves toward the address increment direction, keep the current setting.
When workpiece "W" moves toward the address decrement direction, set "1" in
Pr.6
to change the
rotation direction.
3) Carry out forward run JOG operation again, and if "W" moves toward the increment direction, the
setting is complete.
M
W
QD75
1) Forward run pulse
Motor
Address decre-
ment direction
Address incre-
ment direction
2) Workpiece
OP
3)
POINT
When
Pr.6
has been changed from "0" to "1", check if the upper and lower limit
switches operate properly by JOG operation.
If any malfunction is identified, check and correct the wiring.
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