YASKAWA SGD7S series Product Manual page 143
Sigma-7s servopack with
ft/ex specification
for cutting application
feed shaft motor
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Also See for SGD7S series:
- Product manual (629 pages) ,
- Selection manual (337 pages) ,
- Product manual (558 pages)
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7.2 Adjustments for Friction Compensation
7.2.3 Adjustment Methods
Adjustment Flowchart
An adjustment flowchart is provided below.
The setting of the parameters related to friction compensation do not have to be the same for
all shafts.
START
Set Pn408 to n.1
(enable friction compensation).
Set Pn125 (Pn125 = Pn103 + 100).
Set Pn123 to 80 [%].
Set Pn121 to 100 [%].
Reduce the value of Pn123 by 10
Increase the value of Pn123 by 10
(Pn123 = Pn123 – 10).
(Pn123 = Pn123 + 10).
Execute the arc operation program.
Increase the value of Pn121 by 50
(Pn121 = Pn121 + 50).
Yes
No
Vibration or unusual noise?
Yes
Pn121 = 1000 [%]
No
No
Quadrant projection is
within the allowable range.
Yes
END
7
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Troubleshooting
