AC Current Controls Hour Meter -- February 13, 2010

Published:2012/9/6 20:26:00 Author:Ecco | Keyword: AC Current, Controls, Hour Meter | From:SeekIC

Many systems require routine maintenance based on machine operation time. The circuit below is a simple way to turn on a hour meter whenever AC power is supplied to the machine. An inexpensive snap-on current transformer from Magnetics Inc, is used to detect the AC current. Source: discovercircuits



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