
Rockwell Automation Publication 750-PM001J-EN-P - October 2014 365
PowerFlex 753 Control Block Diagrams Appendix A
Figure 1 - Flux Vector Overview
PowerFlex 753
Flux Vector Overview
PI Regulator
Speed Control – Regulator (page: 10)
Lead/Lag
Filter
Lead/Lag
Filter
645
647
Speed Reg Kp
Speed Reg Ki
636
Speed Reg BW
131
Active Vel
Fdbk
Final Speed Ref
597
620
Droop RPM
at FLA
660
SReg Output
PID Regulator
Process Control (pages: 19,20)
1086
1087
PID Prop Gain
PID Int Time
1088
PID Deriv Time
1091
PID Fdbk Meter
PID Ref Meter
1090
1084
PID LP
Filter BW
1093
PID Output Meter
1067
PID Ref Sel
1072
PID Fdbk Sel
PID
Reference
Selection
PID
Feedback
Selection
Limit
( PID Output Meter )
( Psn Reg Spd Out )
( Spd Comp Out )
( Scaled Spd Ref )
+
+
+
775
PTP Ref
Sel
PI
Regulator
Pt-Pt
Position
Planner
Pt-Pt Ref
Control
765
Direct Ref
Selection
Psn Ref
Select
Spd
Pos
Position Control (pages: 11-14)
Position
Mode
Selection
722
Psn Selected
Ref
839
Psn Reg Kp
838
Psn Reg Ki
Gear Rat
[ N ]
[ D ]
Position
Offset
Position
Fdbk
Selection
847
Psn Fdbk
Proportional Channel
Integration Channel
+
+
FOC
Perm Magn
& Vector
Control
Current
Processing
Motor
Load
E
1
E
2
Gear
Speed Ref
Selection
&
Limits
545
550
572
573
574
575
577
576
Speed Ref A Sel
Speed Ref B Sel
Preset Speed 2
Preset Speed 3
Preset Speed 4
Preset Speed 5
Preset Speed 6
Preset Speed 7
571
Preset Speed 1
608
TrmPct RefA Sel
612
TrmPct RefB Sel
600
Trim Ref A Sel
604
Trim Ref B Sel
592
Selected Spd Ref
PID Output Sel
1079
PID Speed
Exclusive
Selection
Jogging
Selection
556
Jog Speed 1
557
Jog Speed 2
Linear
Ramp &
S Curve
+
+
Speed FF
Selection
Speed Comp
PID Output Sel
1079
PID Speed
Trim
Selection
665
Speed Comp Sel
667
594
Ramped Spd Ref
Speed Control – Reference (pages: 4-7,9)
+
+
( Spd Reg Out )
( PID Output Meter )
Torque
Ref
Selection
Speed/
Torque/
Position
Mode
Selection
675
Trq Ref A Sel
680
Trq Ref B Sel
PID Output Sel
1079
PID Torque
Trim / Excl
Selection
+
+
686
Torque Step
Notch
Filter
Limit
690
Limited Trq Ref
Torque Control (pages: 15-18)
Torque
Limit
Generation
685
Selected Trq Ref
Speed
Comp Out
Mtr Psn Fdbk Sel
135
Actv SpTqPs
Mode
313
Actv SpTqPs
Mode
313
313
Actv SpTqPs
Mode
313
784
PTP Command
767
Psn Direct
Ref
Limit
520
Max Fwd Speed
521
Max Rev Speed
x
+
Speed
Ref
TrimPct
Ref
Trim
Ref
Lead/
Lag
Filter
X
Speed Ref
Scale
555
783
PTP Speed
FwdRef
Feedback
Option
Cards
Psn
PTP
PTP Setpoint
780
default
Psn Direct
Stpt
766
default
Position
Preset
Homing
User Home
Psn
738
Σ
836
Psn Actual
Init
Actv SpTqPs
Mode
776
PTP Reference
Σ
815
Psn Ref EGR
Out
Σ
723
Psn
Command
PF753 Rev_10.a
Page 1
Lead/
Lag
Filter
Speed
Limit /
Notch
Filter
843
PsnReg
Spd Out
x
848 Psn Gear Ratio
848
Psn Gear
Ratio
x
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