1 signal-flow chart for types 820x, 1 control structure, Signal-flow chart for types 820x – Lenze 8200 Frequency inverters User Manual

Page 293: Control structure, Signal flow charts, Show/hide bookmarks

Advertising
background image

Signal flow charts

8200SHB0199

16-2

16.1

Signal-flow chart for types 820X

16.1.1

Control structure

Ctrl.
enable
DC
brake

Reset

C011

fdmax

C050

fd

+

+

C021

+

+

C016

2.3

C016

C056

Vmin

Vmin

Autoboost

Calculation of voltage

0.1

C014

Control
mode

C036

Inverter

Slip compensation

C054

Motor current IMot [A]
(act. value)

C056 Load display [%]

0.2

1.3

fd = fdset

Qmin reached

(Hysteresis = )

fdmax

128

0.1 Hz

fdset

0.1 Hz

C012

C013

C022

C023

C056

Ramp function generator

VDC br.

fd = 0Hz

C015

C014

V/f ref. point

V/f characteristic

fd = 0Hz

U

V

W

9

8

7

GND

internal

REF

+ 5.2V

A

D

50k

100k

250R

100k

50k

12

34

56

Jumper

Filter

10n

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

Bedienungsart

C038

C037

C039

0Hz

UP

DOWN

fdset

fdset

C052

Motor voltage

Vz - comp.

fd act

C011

FIG 16-1

Signal flow 8200: Control structure

Show/Hide Bookmarks

Advertising