OPB702 Description
The OPB702 series consists of an infrared Light Emi ng Diode (LED) and the choice of a NPN silicon phototransistor (OPB702) or a photodarlington (OPB702D). On each sensor, the LED and the phototransistor or photodarlington are mounted side‐by‐side on converging op cal axes in a black plas c housing. The OPB702 uses type OP505 sensor, the OPB702D uses an OP535 sensor.