Rockwell Automation 21G PowerFlex 750-Series AC Drives Programming Manual - Manual (Page 381)

Rockwell Automation Publication 750-PM001J-EN-P - October 2014 381
PowerFlex 753 Control Block Diagrams Appendix A
Figure 17 - Torque Control - Reference Scale & Trim
1 2 3 4 5 6
B
A
D
C
F
E
H
G
I
Torque Control –
R
eference Scale & Trim
x
67
9
Trq Ref A Mult
+
( An
alog I
n
1 )
675
Trq Ref A
Sel
( Analo
g In
2 )
From DIO Option Card
( Disa
bled )
Trq Ref A Stpt
( Setp
oint )
676
x
684
Trq Ref B Mult
3,4
Ot
her
0
1093
1079
PID Output Sel
PID Ou
tp
ut Meter
(PID Torque Trim)
Ot
her
0
3
Ot
her
0
3
3 = Torque
Excl
4 =
Torque
Trim
0.
0
Fro
m
DIO Option Card
Trq Ref B Stpt
4
Commanded
Trq
Def
ault
*
Note: Analog
Hi, Lo
scaling on
ly used when
Analog Input is selected
67
7
Tr
q RefA An
lg
Hi
67
8
Tr
q Re
fA An
lgLo
*
P
aramet
er
Selectio
n
To Torq Ctrl, Process Ctrl [17B4], [19A4]
[20E5]
1
195
DI Torque StptA
Bit
Source
Param
eter
Selec
tion
De
fault
( Analo
g
In 1
)
680
Trq Ref B Sel
( Analo
g
In 2
)
From DIO Option Card
( D
isable
d
)
0.
0
From DIO
Option Card
682
Trq Re
fB An
lgHi
68
3
Trq Re
fB An
lgLo
*
( Set
point
)
68
1
0
De
fault
P
arame
ter
Selecti
on
PF753
Rev_10.
a
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