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Output Hysteresis

Trying to think of a way to create hysteresis for my cooling fan outputs. I have dual fans and one soft starts at 175 deg and the other at 185, but they like to toggle on and off at whatever temp set point I put in the function.


Ideally I'd like to have something like the below to ease the impact on idle with the fans turning off and on


ON > 190

OFF < 180

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Hi Raymond, The easiest way is to enter a 'stay on time' in the output, although this isn't hysteresis.

Alternatively, you can do something like this -




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