8.12 Additional Adjustment Function
8.12.2 Friction Compensation
8-68
Parameters Related to Automatic Gain Switching
Related Monitoring
You can use the S to monitor gain switching with the status monitor or with tracing.
8.12.2
Friction Compensation
Friction compensation is used to compensate for viscous friction fluctuations and regular load
fluctuations.
You can automatically adjust friction compensation with autotuning without a host reference,
autotuning with a host reference, or custom tuning, or you can manually adjust it with the fol-
lowing procedure.
Required Parameter Settings
The following parameter settings are required to use friction compensation.
Pn131
Gain Switching Time 1
Setting Range
Setting Unit
Default Setting
When Enabled
Classifica-
tion
0 to 65,535
1 ms
0
Immediately
Tuning
Pn132
Gain Switching Time 2
Setting Range
Setting Unit
Default Setting
When Enabled
Classifica-
tion
0 to 65,535
1 ms
0
Immediately
Tuning
Pn135
Gain Switching Waiting Time 1
Setting Range
Setting Unit
Default Setting
When Enabled
Classifica-
tion
0 to 65,535
1 ms
0
Immediately
Tuning
Pn136
Gain Switching Waiting Time 2
Setting Range
Setting Unit
Default Setting
When Enabled
Classifica-
tion
0 to 65,535
1 ms
0
Immediately
Tuning
Po
s
ition
Po
s
ition
Po
s
ition
Po
s
ition
Parameter
Function
When Enabled
Classification
Pn408
n.0
(default setting)
Disable friction compensation.
Immediately
Setup
n.1
Enable friction compensation.
Pn121
Friction Compensation Gain
Setting Range
Setting Unit
Default Setting
When Enabled
Classification
10 to 1,000
1%
100
Immediately
Tuning
Pn122
Second Friction Compensation Gain
Setting Range
Setting Unit
Default Setting
When Enabled
Classification
10 to 1,000
1%
100
Immediately
Tuning
Pn123
Friction Compensation Coefficient
Setting Range
Setting Unit
Default Setting
When Enabled
Classification
0 to 100
1%
0
Immediately
Tuning
Pn124
Friction Compensation Frequency Correction
Setting Range
Setting Unit
Default Setting
When Enabled
Classification
-10,000 to 10,000
0.1 Hz
0
Immediately
Tuning
Pn125
Friction Compensation Gain Correction
Setting Range
Setting Unit
Default Setting
When Enabled
Classification
1 to 1,000
1%
100
Immediately
Tuning
S
peed
Po
s
ition
S
peed
Po
s
ition
S
peed
Po
s
ition
S
peed
Po
s
ition
S
peed
Po
s
ition