Rockwell-automation 21G PowerFlex 750-Series AC Drives Programming Man Manual de usuario Pagina 422

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422 Rockwell Automation Publication 750-PM001J-EN-P - October 2014
Appendix A PowerFlex 755 Control Block Diagrams
Figure 56 - Torque Control - Reference Scale & Trim
1
2
3
4
5
6
B
A
D
C
FE HG
I
Torque Control – Reference Scale & Trim
x
679
Trq Ref A Mult
+
( Analog In 1 )
675
Trq Ref A Sel
( Analog In 2 )
From DIO Option Card
( Disabled )
Trq Ref A Stpt
( Setpoint )
676
x
684
Trq Ref B Mult
3,4
Other
0
1093
1079
PID Output Sel
PID Output Meter
(PID Torque Trim)
Other
0
3
Other
0
3
3 = Torque Excl
4 = Torque Trim
0.0
From DIO Option Card
Trq Ref B Stpt
4
Commanded
Trq
Default
* Note: Analog Hi, Lo
scaling only used when
Analog Input is selected
677
Trq RefA AnlgHi
678
Trq RefA AnlgLo
*
Parameter
Selection
To Torq Ctrl,
Process Ctrl
[23B4], [27A4]
[27E5]
1
195
DI Torque StptA
Bit
Source
Parameter
Selection
Default
( Analog In 1 )
680Trq Ref B Sel
( Analog In 2 )
From DIO Option Card
( Disabled )
0.0
From DIO Option Card
682
Trq RefB AnlgHi
683
Trq RefB AnlgLo
*
( Setpoint )
681
0
Default
Parameter
Selection
PF755 Rev_10.a
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