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12.2 Restarting the Speed-position Control Switch Mode
After a deceleration stop following Stop signal, the operation of the speed-position control switch mode before the stop
can be restarted by turning on Speed-position mode restart signal (Y26).
(1) Control detail
(a) When positioning is stopped using Stop signal (Y27) or Stop signal (STOP)
The positioning before the stop can be restarted by turning on Speed-position mode restart signal (Y26).
The following figure shows the timing at which the speed-position control switch mode restarts.
Executed by the QD73A1
t
v
Actual current value
Control mode
0
0
1
Speed
control
Speed
control
0
0
Positioning start signal
(Y22, Y23)
BUSY signal
(X14)
Stop signal
(Y27)
Speed-position mode restart signal
(Y26)
Positioning complete signal
(X15)
Speed-position switching enable signal
(Y2C)
Speed-position switching command signal
(CHANGE)
Md.2
Md.8
Position
control
(0 P1)
Position control
( P1 Positioning
address)
Turning on Stop signal (Y27)
starts deceleration.
Turning on Stop signal (Y27)
starts deceleration.
P1 P1 Positioning address
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON