Photoelectric control switch circuit
Source: InternetPublisher:三岁就很酷 Keywords: Photoelectric switching circuit control switch relay Updated: 2020/12/15
Photoelectric control switch circuit
Shown is a typical photoelectrically controlled switching circuit . The circuit is mainly composed of photoresistor R, time base integrated circuit IC1
(SG555), relay coil (KA) and relay normally open contact KA-I.
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