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Operation of fans with analog comparators when a specific temperature is exceeded. The ZEN can be used to start the circulation fans once the temperature inside the greenhouse exceeds a set level. The fans start up at different times to keep the startup current down.
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Greenhouse Air Circulator Control (3)


You acquire the data from temperature sensors with the analog input of a Programmable Relay ZEN.


It is possible to easily control analog values with a ZEN alone.

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