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. |
IEC 61131-3 Second Edition: Table 27.
IEC 61131-3 Third Edition: Table 32.
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