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Function library – Lenze EVS9332xK User Manual

Page 245

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Function library

Function blocks

3.2.66

Master selection (MSEL)

3−217

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EDSVS9332K−EXT EN 4.0

Function

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1 from 4 selection of the master value source

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Fixing the selection

The description applies to both function blocks. Please consider this for the following functional
description of the MSEL1.

3.2.66.1

1 from 4 selection of the master value source

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One master value source each can be connected to the inputs MSEL1−DFIN(1...4). For
selecting a master value source the assigned digital input MSEL1−EN−M(1...4) must be
triggered with a LOW−HIGH edge. An input set once remains active until another master value
source is selected.

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If two or more inputs are selected at the same time, the input with the lowest selection number
is activated.

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The selected input value is directly connected to the output MSEL1−OUT.

If no input has been selected (inputs MSEL1−EN−M(1...4) = LOW), 0 inc is output a the output

3.2.66.2

Locking the selection

A change−over to a new source is prevented by a HIGH level at the input MSEL1−LOCK. The input
channel last−output is locked until the input level at MSEL1−LOCK is reset to LOW.

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