Design details of fifty circuits incorporating photoelectric cells. For students and design engineers.However, with the use of red filters, the circuit forms a simple and effective burglar alarm. Circuit Details Photoconductive cell Lamp Relay Resistor Mullard type ORP52 24V 6W Varley type VP2-12 Siemens miniature type (12V) Magnetic Devices S302 (12V) KeyswitchMH2P(12V) 33. ... It will be noted also that, while the photocell and relay requires only a low voltage supply, the sensor may be used toanbsp;...
|Title||:||50 Photoelectric Circuits and Systems|
|Author||:||Peter S. Smith|