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Schematic www.4shared.com/photo/sOCgWXhOei/esquemtico_Sensor_de_proximida.html
IR proximity sensor (infrared)
1 LM 358 Integrated Circuits
2 LED PhotoDiode
2 Red LED
1Resistors: 270R
2resistors: 1k
1Potentiometer: 10K
1connector BORNE KRE 2 WAY
1 Perforated Phenolite Plate
Power supply: (312) volts
Obs ... The LED PhotoDiodo black is the LED PhotoDiode emitter white is resipitor
Note ... It can be switched on in the reverse of the vehicle to work only when you go back