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6. PROGRAMMING
MELSEGA
(b) Stop signal during deceleration
The operation decelerates and stops
at that speed except in the
following cases.
1 )
When zero return is executed, only the stop signal during decel-
eration is stopped.
Deceleration
Near-point dog
I
I
(X14, X15)
Busy
E
I
I
I
I
I
signal
Flg. 6.10 Stop Command Received During Zero Return Deceleration
In the case of a stop when the stop signal is turned
ON
after the near-point dog for zero
ruturn, return to
the position prior to
the zero-point dog by jog operation, and
retry.
Otherwise, the AlSD71 can malfunction.
2)
When bit 0 in the emergency stop area is set to
1
in the speed/po-
sitioning control switching mode, the deceleration curve changes
to the emergency stop curve.
Normal deceleration curve
Emergency stop curve
'
I
Stop signal
1
Bit 0 in the emer-
I
gency stop area
6-39
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