
438 Rockwell Automation Publication 750-PM001J-EN-P - October 2014
Appendix A PowerFlex 755 Control Block Diagrams
Figure 72 - Friction Compensation
Speed
Torque
+
+
-
-
+ [FrctnComp Slip]
- [FrctnComp Slip]
+ [FrctnComp Stick]
- [FrctnComp Stick]
+ [FrctnComp Rated]
- [FrctnComp Rated]
+ [Motor NP RPM]
+ [FrctnComp Trig]
- [FrctnComp Trig]
[FrctnComp Hyst]
[FrctnComp Hyst]
[FrctnComp Time]
[FrctnComp Time]
Friction Compensation Adjustments
- [Motor NP RPM]
Speed
Torque
+
+
-
-
+ [FrctnComp Trig]
- [FrctnComp Trig]
[FrctnComp Hyst]
[FrctnComp Hyst]
Friction Compensation Hysteresis
1
2
3
4
5
6
B
A
D
C
FE HG
I
Friction Compensation
PF755 Rev_10.a
Page 37
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