9 control of two motor holding brakes, Control of two motor holding brakes, 11 basic drive functions – Lenze 9400 User Manual

Page 551

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Lenze · Servo-Inverter 9400 HighLine · Reference manual · DMS 10.0 EN · 11/2013 · TD05/06

551

11

Basic drive functions

11.12

Brake control

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

11.12.9

Control of two motor holding brakes

The technical implementation is based on the control of an external relay by a digital output. The

relay contact then switches an external 24-V supply for both motor holding brakes:

[11-48] Interconnection example for controlling two motor holding brakes

Tip!

From software version V7.0

onwards, two motor temperature sensors can be evaluated

simultaneously via the two encoder inputs X7 and X8 when two motor are used (e.g. double

motor for a storage and retrieval unit).

Temperature monitoring of a second motor

( 225)

GO

24O

DO1

DO2

DO3

DO4

M

M

BRK_bReleaseBrakeOut

K_BRK

Brake logic

Control

24 V DC

Digital I/O

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