Contrinex 120254-0080 Proximity Sensors Contrinex Photoelectric Sensor, M5 Housing, Through-Beam (Receiver), 250mm Operating Distance, NPN, Dark-ON, 2m 3-wire PVC Cable, 35mm Housing Length Engineering/Old PN: LLR-M05MA-NMK-302 Status: Active Overview: Contrinex Inductive and Photoelectric