3 inverter control, 4 monitorings, Inverter control – Lenze 8200 Frequency inverters User Manual

Page 297: Monitorings, Signal flow charts, Show/hide bookmarks

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Signal flow charts

8200SHB0199

16-6

16.2.3

Inverter control

E1

E2

E3

E4

39

Aus-
wahl

JOG 1

JOG 2

CW/CCW

DC brake

PAR

EXT_TRIP

QSP

UP

DOWN

Start/Stop logic

Terminals

C007

CCW

CW

STP

RUN

Ctrl. enable

Reset

T

Switch-off
delay

IMP

Auto DC brake

GND

external

Terminal config.

C019

C106

>1

fd < C019
C106 = 0

Operating unit

Control signals

Ctrl.
enable

28

Reset

TRIP Reset

DC brake

FIG 16-6

821X/822X/824X signal flow: Inverter control

16.2.4

Monitorings

Ready for operation

TRIP

Motor is running

Motor CW rotation

MotorCCW rotation

fd = 0

fd = fset

Qmin reached

Imax

TRIP, Qmin or IMP

Warning Overtemperature

K12

K11

K14

C008

Relay output K1

0
1

2
3
4

5
6
7

8
9

10

Ready for operation

TRIP

Motor is running

Motor CW rotation

Motor CCW rotation

fd = 0

fd = fset

Qmin reached

Imax

TRIP, Qmin or IMP

Warning Overtemperature

K22

K21

K24

0
1

2
3
4

5
6
7
8

9

10

Relay output K2

(only with 822X/824X)

11

PTC

C117

PTC evaluation

T1

T2

(only with 822X/824X)

C119

inactive

Trip + IMP

Warning

I x t - switch off

C056

C120

OC6
Motoroverload

t

2

Load

inactive

=0

>0

C056

C054

Z

0

1

2

3

fmax

0

200

2x IN

1000V

C111

62

7

2...6V

C108

Monitor signal

GND internal

V

fd act

Load

Imot

FIG 16-7

Signal-flow 821X/822X/824X: Monitorings

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