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High humidity greenhouse glass anti-condensation automatic exhaust device circuit
Source: InternetPublisher:宋元浩 Updated: 2014/07/20
As shown in the figure, the circuit is composed of a condensation sensor, an electronic switch, a thyristor driven exhaust fan circuit, a frog sounding circuit and a power supply circuit. RH is a switching type positive characteristic resistive dew point sensor HOS103.
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