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Function library

Function blocks

3.2.13 Holding brake (BRK)

3−36

EDSVS9332S−EXT EN 2.0

Purpose

The FB is used to trigger a holding brake.

Possible applications:

l Hoists

l Traversing drives

l Active loads

CTRL

BRK1-SET

C0459

BRK1-OUT

C0450

C0451

BRK1-Nx

C0458/1

BRK1-QSP

BRK1-M-STORE

BRK1-CINH

BRK1-M-SET

C0452

BRK1-SIGN

C0458/2

SIGN

DCTRL-IMP

MCTRL-NACT

MCTRL-MACT

C0195

C0196

C0244

BRK1

MCTRL-NSET2

Fig. 3−33 Holding brake (BRK1)

Signal

Source Note

Name Type DIS DIS format CFG List Lenze

BRK1−SET d C0459 bin C0451 2 1000 −

BRK1−NX a C0458/1 dec [%] C0450 1 1000 Speed threshold from which the drive may

output the signal "Close brake". The signal

source for this input can be a control code,

a fixed value, or any other analog FB

output.

The input signal is processed internally as

an absolute value.

BRK1−SIGN a C0458/2 dec [%] C0452 1 1000 Direction of the torque with which the drive

is to set up a torque against the brake. The

signal source for this input can be a control

code, a fixed value, or any other FB output.

BRK1−M−SET a Feedforward control torque for releasing

the brake

100 % = value of C0057

) Note!

The internal signals MCTRL−NACT, MCTRL−MACT and MCTRL−NSET2 are

processed as absolute values.

1 2 ... 83 84 85 86 87 88 89 90 91 92 93 ... 263 264

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