IS620P User Manual                                                                                     Chapter 7 Function Code Table
- 181 -
Function 
Code
Parameter 
Name
Setting Range Unit Default
Effective 
Time
Property
Control 
Mode
H08 18
Speed 
feedforward 
lter time 
constant
0.00–64.00 ms 0 Immediate
During 
running
P
H08 19
Speed 
feedforward 
gain
0.0–100.0 % 0 Immediate
During 
running
P
H08 20
Torque 
feedforward 
lter time 
constant
0.00–64.00 ms 0.50 Immediate
During 
running
P
H08 21
Torque 
feedforward 
gain
0.0–200.0 0.1 0 Immediate
During 
running
P
H08 22
Speed 
feedforward 
lter
0: Disabled
1: Average lter of 2 
speed feedbacks
2: Average lter of 4 
speed feedbacks
3: Average lter of 8 
speed feedbacks
4: Average lter of 16 
speed feedbacks
- 0 Immediate At stop PS
H08 23
Cutoff 
frequency 
of speed 
feedback 
low-pass 
lter
100–4000 Hz 4000 Immediate
During 
running
PS
H08 24
PDFF control 
coefcient
0.0–100.0 % 100.0 Immediate
During 
running
PS
Group H09: Self-adjusting Parameters
Function 
Code
Parameter Name Setting Range Unit Default
Effective 
Time
Property
Control 
Mode
H09 00
Auto-adjusting 
mode
0: Disabled, manual 
adjusting
1: Standard mode, 
gain parameters 
automatically 
adjusted based on 
rigidity table
2: Positioning mode, 
gain parameters 
automatically 
adjusted based on 
rigidity table
- 0 Immediate
During 
running
PS