63
Parameter Name & Function Default Unit
Setting
Range
Control
Mode
Communication
Address
RS232 RS485
Sn206
Speed command smooth accel/decel time Constant.
1 msec
1
│
10000
S 52BH 0206H
Set Sn205=1 to enable this function then set the time
period for the speed to rise to 63.2% of the full speed.
Sn207
Speed command linear accel/decel time constant.
1 msec
1
│
50000
S 52CH 0207H
Set Sn205=2 to enable this function then set the time
period for the speed to rise linearly to full speed.
Sn208
S curve speed command acceleration and
deceleration time setting.
1 msec
1
│
1000
S C44H 0208H
Set Sn205=3 to enable this function.
In the period of Acc/Dec, drastic speed changing might
cause vibration of machine. S curve speed command
acc/dec time setting has the effect to smooth acc/dec
curve.
Speed Command (rpm)
Time (ms)
ts
ts
ta
ts
ts
td
ts=Sn208
ta=Sn209
td=Sn210
Rule for the setting：
s
a
t
t
2
，
s
d
t
t
2
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