6-14                                 
Communication
Address 
Parameter  Name & Function  Default Unit
Setting 
Range 
Control
Mode 
RS232 RS485
Speed command smooth accel/decel time Constant. 
Sn206 
Set Sn205=1 to enable this function then set the time 
period for the speed to rise to 63.2% of the full speed. 
 
1 msec
 
1 
│ 
10000 
S 52BH 0206H
Speed command linear accel/decel time constant. 
Sn207 
Set Sn205=2 to enable this function then set the time 
period for the speed to rise linearly to full speed. 
 
1 msec
1 
│ 
50000 
S 52CH 0207H
S curve speed command acceleration and 
deceleration time setting.  
Sn208 
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.  
 
Rule for the setting:
s
a
t
t
>
2
,
s
d
t
t
>
2
 
1 msec
1 
│ 
1000 
S C44H 0208H
S curve speed command acceleration time setting. 
Sn209 
Refer to Sn208 
200 msec
0 
│ 
5000 
S C45H 0209H
S curve speed command deceleration time setting. 
Sn210 
Refer to Sn208 
200 msec
0 
│ 
5000 
S C46H 020AH