Rockwell Automation Allen-Bradley PowerFlex 755T

Rockwell Automation Publication 750-PM101B-EN-P - April 2022 73
Chapter 3 PowerFlex 755T Control Block Diagrams
Figure 52 - Process Control 2
1 2 3 4 5 6
BA
D
C
FHEG
I
9:14
X
Vref Limited
9:16
PID Cfg
(Percent Ref)
1
0
9:1
2
PID Cfg
(Zero Clamp)
>0
VRef Ramped
0
1
1
0
Neg Limit
Pos Limit
-1
9:42
1800
Default
Float Types
MOP Reference
1823
PID FBLoss SpSel
VRef A Sel
1906
1923
9:1
2
PID Cfg
(Zero Clamp)
>0
Torq Ref A
0
1
1
0
Neg Limit
Pos Limit
-1
+
+
676
Default
Float Types
MOP Reference
1823
3
1
4
0
Trq Ref A Stpt
Torq Ref B
+
9:14
PID Output Sel
PID Output Sel
0 1
2 3
4
9:43
PID FBLoss TqSel
355
10
Motor Side Sts 2
(PID FB Loss)
Process Control 2 (Proc 2)
Parameter
Selection
Parameter
Selection
MOP [G3]
MOP [G3]
Proc 1 [H2]
Not
Used
Speed
Excl
Speed
Trim
Torque
Excl
Torque
Trim
To VRef [6B2]
VRef Vect [G1],
VRef Freq [D2]
VRef All [G4]
Proc 1 [C4]
+
+
|A| > |B|
Motor Side Sts 1
Stopping
0 1
1
0
1
A B
0
354
18
355
10
Motor Side Sts 2
Proc 1 [C4]
9:13
PID Output Meter
PID Output Limited
9:13
PID Output Meter
VRef Vect [B5]
VRef Freq [A5]
Trq Ref Sel [G4]
Overview VarCtrl PFC Vector Overview PRef Move Prof Ind 2 VelRefCAM Ld Obs Cur IPM MOP Logic Metering DroopCtrl CurPwrLmt Freq Overview PRef2 Roll Psn VRef Vect Friction Comp Proc 1 22Series IO Digital Invert PLL DBC CurrCtrl CBI Metering PReg Spindle Ref Move Trq RefCAM Proc 2 22Series IO Digital Motor I2T PwrLoss VoltRefGen LscCtrlCfg Fdbk Psn PLL VRef Overview VReg Vect Trq Ref AntiSway 11-Series IO Digital High Speed Wizard LscData VoltCtrl DriveDerating Homing Psn CAM VRef Sel Trq Overview Trq Filt Oil Well 1 22-Series IO Analog CurRefGen DCBusObs PRef1 Prof Ind 1 VRef All Trq Ref Sel Cur IM SPM Oil Well 2 22-Series IO Analog Proc 2