The SM312L-M-K is Banner Engineering’s Mini-Beam DC Voltage Series retroreflective photoelectric sensor in a rectangular housing with M18 mounting, designed for compact installations. It operates from 10 to 30 V DC and uses an infrared LED for retroreflective sensing, delivering a sensing range up to 5 m with a non-polarized output configuration. The unit includes a 2 m integral cable and is rated IP67 (NEMA 4X), making it suitable for harsh, damp industrial environments. As part of Banner’s Mini-Beam family, the SM312L variant is listed as an inactive/obsolete model in Banner’s catalog.
