Photoelectric controller circuit immunity

Posted on Mar 28, 2007

It has a strong anti-jamming capability, suitable for demanding applications. Circuit by the phototransistor VTi, Schmitt trigger H005, JK flip-flop H013, power amplifier circuit VTz relay KA and actuators and other components.

Photoelectric controller circuit immunity
Click here to download the full size of the above Circuit.

When phototransistor VTi by light, relay KA pull; when there is no light, KA released. Adjustment potentiometer RP, ensure high potential point A is greater than 8V, A low potential point less than 7V, the circuit can work properly.

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