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8.11 Speed Ripple Compensation
8.11.3 Setting Parameters
8
T
uning
8-65
•
For Rotary Servomotors
•
For Linear Servomotors
Speed Ripple Compensation Warnings
The speed ripple compensation value is specific to each Servomotor. If you replace the Servo-
motor while speed ripple compensation is enabled, an A.942 warning (Speed Ripple Compen-
sation Information Disagreement) will occur to warn you.
You can use any of the following methods to clear A.942.
•
Reset the speed ripple compensation value on the S.
•
Disable speed ripple compensation (Pn423 = n.
0).
•
Disable detection of A.942 (Pn423 = n.
1
).
Pn427
Speed Ripple Compensation Enable Speed
Setting Range
Setting Unit
Default Setting
When Enabled
Classification
0 to 10,000
1 min
-1
0
Immediately
Tuning
Pn49F
Speed Ripple Compensation Enable Speed
Setting Range
Setting Unit
Default Setting
When Enabled
Classification
0 to 10,000
1 mm/s
0
Immediately
Tuning
Parameter
Description
When
Enabled
Classifi-
cation
Pn423
n.
0
(default setting)
Detect A.942 alarms.
After
restart
Setup
n.
1
Do not detect A.942 alarms.
Speed
Position
Torque
Speed
Position
Torque
S
etting of Pn427
or Pn49F
(Ripple
Compen
s
ation
Enable
S
peed)
Time
S
peed reference/
feedback
s
peed
Di
s
abled
Enabled
Di
s
abled
Enabled
Di
s
abled
Ripple
compen
s
ation