Lenze 8200 Frequency inverters - Manual (Page 296)

Signal flow charts
8200SHB0199 16-5
16.2.2 Control structure control mode motor current control
9
8
7
GND
internal
REF
+ 5,2V
A
D
50k 100k
25
0R
10
0k
50
k
12 34 56
Jumper
Filter
10
n 0 4 20
0
1
C034
Offset
C011 fdmax
C010 fdmin
8201BB
Operating
unit
Setpoint
serial
interface 3
1
0,2
C001
Motor
potentiometer
Constant
UP
DOWN
C007
Setpoint selection
00
01
10
11
0 - 9
14 - 20
JOG 1
JOG 2
QSP
DC brake
V
0 - 20mA
4 - 20mA 0 - 5V 0 - 10V
C046
10 - 13
21 - 22
0Hz
Operating mode
C038
C037
C039
QSP
UP
DOWN
JOG 3
Inverter
Vz - comp.
Terminal config.
Motor
current
evaluation
C056
Load display [%]
CW
CCW
1 + x
11
10
01
00
C054
Motor current [A]
(Act. value)
VDC brake
C015 V/f ref. point
C088
V
C052
Motor voltage
C036
fdact
0Hz
DC brake /
Auto DC brake
Motor
model.
Rated motor current
Motor cos C091
C144
Chopper frequency
0
1
2
3
4
5
C018
C023 Limit value generator
mode
C022 Limit value motor mode
Ctrl.
enable
DC brake Reset
C012
C013
Ramp function generator
C105
C011
fdmax C050
fd set
fd
QSP
Slip comp.
U
V
W
n-controller
-
+
M-controller
-
+
fd = fd set
0.1 Hz
fd = 0Hz
Qmin reached
(Hysteresis = )
fdmax
128
Qmin
fd set
C017
Qmin
C011
+
C021
FIG 16-5 Signal-flow 821X/822X/824X: Control structure control mode motor current control
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