9.4 Servo Gain Adjustment Functions
9-15
9
9.4 Servo Gain Adjustment Functions
9.4.1 Feed-forward Reference
Pn109
Feed-forward
Setting Range
Setting Unit
Factory Setting
Setting Validation
0 to 100
%
0
Immediately
Pn10A
Feed-forward Filter Time Constant
Setting Range
Setting Unit
Factory Setting
Setting Validation
0 to 6,400
(0.00 to 64.00 ms)
0.01ms
0
Immediately
Applies feed-forward compensation in position control inside
the
SERVOPACK
. Use this parameter to shorten positioning
time. Too high value may cause the machine to vibrate. For
ordinary machines, set 80% or less in this parameter.
Position
Position
Position
reference pulse
Encoder feedback pulse
+
+ +
-
Position loop
gain Kp
Pn109
Pn10A
Differ-
ential
Summary of Contents for SGDH
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