YASKAWA E-V-MD Series - Compatible Adjustment Function; Feedforward Reference

8 Adjustments
8.9.1 Feedforward Reference
8-84
8.9 Compatible Adjustment Function
The SERVOPACKs have adjustment functions as explained in sections 8.1 Type of Adjustments and Basic
Adjustment Procedure to 8.8 Additional Adjustment Function to make machine adjustments.
This section explains compatible functions provided by earlier models, such as the S-III Series SERVOPACK.
8.9.1 Feedforward Reference
This function applies feedforward compensation to position control and shortens positioning time.
Note: Too high value may cause the machine to vibrate. For ordinary machines, set 80% or less in this parameter.
PnAC8
Feedforward Gain
Classification
Setting Unit Setting Unit Factory Setting When Enabled
0 to 100 1% 0 Immediately Tuning
Pn10A
Feedforward Filter Time Constant
Classification
Setting Unit Setting Unit Factory Setting When Enabled
0 to 6400 0.01 ms 0 Immediately Tuning
+
+
+
-
PnAC8
Pn10A
Position
reference
Feedback pulse
Position loop gain (Kp)
Feedforward Gain
Differential
Feedforward Filter
Time Constant
Position
Position