| Type Function |
REAL |
| Input IN_1 |
REAL (input 1) |
| IN_2 |
REAL (input 2) |
| IN_3 |
REAL (input 3) |
| DEFAULT |
REAL (default value) |
| IN_MIN |
REAL (lower limit for inputs) |
| IN_MAX |
REAL (upper limit for inputs) |
| MODE |
Byte (selection of the operating mode) |
| Output |
REAL (output) |
|
MULTI_IN is a sensor interface that accepts up to 3 sensors to check for errors, and depending on the input mode, an output value is calculated. |
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Regardless of the mode input values that are greater than IN_MAX or less than IN_MIN be ignored. If no calculation is possible as defined by mode, the input Default is used as a output value. Multi_in is used when different sensors measures the same value and high security and reliability is required. A possible application is to measure the outside temperature at various points and the surveillance on cable or sensor failure. |