Selection Functions

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Introduction

The IEC 61131-3 Selection Functions choose one value from a set of values. These selection functions are supported:

Function Explanation
MOVE Assign one value to another.
SEL Returns one of two values depending on a BOOL value.
MAX Returns the highest value input.
MIN Returns the lowest value input.
LIMIT Returns a value limited to a maximum or minimum.
MUX Return one of N values depending on an integer selector value.

Standards Compliance

Table 27 - IEC 61131-3 Second Edition.

Table 32 - IEC 61131-3 Third Edition.

Further Information

Common Elements

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Glossary

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