Chapter 7 Parameters  ASDA-B2 
7-52  Revision May, 2018 
P2-03    PFF 
Smooth Constant of Position Feed 
Forward Gain 
Address: 0206H 
0207H 
 
Operation 
Interface: 
Panel/Software   Communication  
Related Section: N/A 
 
 
Default: 5 
 
Control 
Mode: 
PT 
 
Unit: ms 
 
Range: 2 ~ 100 
 
Data Size: 16-bit 
 
Format: Decimal 
Settings: If the position command is changed smoothly, decreasing the 
value can reduce the position error. If the position command is not 
changed smoothly, increasing the value can tackle the problem of 
mechanical vibration. 
 
P2-04    KVP 
Speed Loop Gain 
Address: 0208H 
0209H 
 
Operation 
Interface: 
Panel/Software   Communication  
Related Section:   
6.3.6 
 
 
Default: 500 
 
Control 
Mode: 
ALL 
 
Unit: rad/s 
 
Range: 0 ~ 8191 
 
Data Size: 16-bit 
 
Format: Decimal 
Settings: Increase the value of speed loop gain can enhance the speed 
response. However, if the value is set too big, it would easily 
cause resonance and noise. 
 
P2-05    SPR 
Speed Loop Gain Switching Rate 
Address: 020AH 
020BH 
 
Operation 
Interface: 
Panel/Software   Communication  
Related Section: N/A 
 
 
Default: 100 
 
Control 
Mode: 
ALL 
 
Unit: % 
 
Range: 10 ~ 500 
 
Data Size: 16-bit 
 
Format: Decimal 
Settings: Switch the changing rate of speed loop gain according to the gain 
switching condition.