The Leuze RK85/7-300 is a robust retro-reflective photoelectric sensor designed for reliable object detection in demanding industrial environments. Part of the 85 series, it features a durable diecast zinc metal housing with an IP67 protection rating, ensuring resilience against dust and water ingress. This sensor operates on the retro-reflective principle, utilizing a red LED light source to achieve an operating range of up to 7 meters. It includes a relay switching output with a changeover contact, providing flexible integration into control systems. A sensitivity adjuster allows for precise calibration to suit specific application needs, making the RK85/7-300 a versatile and dependable solution for automation tasks.