Robust Photoelectric Sensor RX I/O Circuit and Wiring Panasonic Robust Photoelectric Sensor RX product information. 1) The load should not be actuated by the leakage current (1 mA; 0.8 mA for receiver of thru-beam type sensor) in the OFF state. Photoelectric Sensors | Color Mark Sensor | Digital Color photoelectric sensors including fiber sensors, displacement sensors, vision sensors, LED lightings for machine vision, non-contact thermometers and accessories for sensors. OPTEX FA GLOBAL Photoelectric Sensors | Color Mark Sensor | Digital Color/Mark Detection Type | DM Series | Circuit diagram/Dimensions : OPTEX FA GLOBAL Photoelectric Sensor Circuit Diagram | Products Digi-Key Electronics Omron E3T Miniature Photoelectric Sensor at Digi-Key Omron 's E3T miniature opto sensor is perfect for detecting small parts and very fast response times. The E3T incorporates a load short-circuit protection function the load short-circuits, the output of the E3T will be turned OFF load short-circuit protection function will work if there is a current flow that is 1 Photoelectric Transducer - Circuit Globe Photoelectric Transducer Definition: The photoelectric transducer converts the light energy into electrical energy. It is made of semiconductor material. The photoelectric transducer uses a photosensitive element, which ejects the electrons when the beam of light absorbs through it.