Rockwell Automation PowerFlex series, User Manual

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PowerFlex Digital DC Drive User Manual - Publication 20P-UM001C-EN-P - July 2008
Control Block Diagrams D-13
Current Regulator
To
r
qu
e
Σ
+
-
T
T
Current Re
g
ulator
C
u
rrent Limit
s
Motor
ing & Gener
a
ting T
or
qu
e Limit
To
r
qu
e Limit +/-
Fr
om
S
peed /
To
rq
ue Re
g
ulator
To
rque Reduction
Command
P/I Re
g
ulator Inc
lude
s
Anti-Windup Lo
g
ic
P / I Re
g
ulator
Modulator
DC
Motor
F
eed
ba
ck
(Option)
Go to Motor
P
a
r
a
meter
s
P41
C
u
rrent Reg In
P7 C
u
rrent Limit
P
8
C
u
rrent Lim P
o
s
P10 C
u
r Lim P
o
s
O
u
t
P11 C
u
r Lim Neg O
u
t
P9 C
u
rrent Lim Neg To
r
qu
e
Red
u
ction
P1
3
To
r
q
Red C
u
rLim
P
3
42
To
r
qu
e Red
u
ction
P715 To
r
q
Limit
Type
Rev Brdg C
u
r Lim
Fwd Brdg C
u
r Lim
S
peed
-1
%
of
M
a
x Feed
ba
ck
S
pd
Rev Brdg C
u
r Lim
Fwd Brdg C
u
r Lim
+1
%
of
M
a
x Feed
ba
ck
S
pd
To
r
qu
e
S
peed
Fwd Brdg C
u
r Lim
Fwd Brdg C
u
r Lim
Rev Brdg C
u
r Lim
R
ev Brdg C
u
r Lim
P45
3
Ar
m Re
s
i
s
t
a
nce
P454
P199 Ar
m C
u
rrent Pct
P2
33
O
u
tp
u
t V
olt
a
ge
Ar
m Ind
u
ct
a
nce
P200 Ar
m C
u
rrent