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6. PROGRAMMING
MELSEC-A
(b) Zero return method
Refer to Section
6.3.8.
(c) Restarting after a stop during zero ruturn
Zero return starts cannot be repeated. Execute zero ruturn after the
following operations.
1)
Execute positioning from the correct data number.
2)
Execute positioning using a jog operation when positioning is
(d) Positioning is stopped
by using the BREAK key
on the peripheral
device.
BREAK key is valid
for the
X and Y axes. Positioning can be
restarted when both
axes are not BUSY.
If one axis is BUSY,
starting is disabled.
stopped near the zero point.
6-43
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