This is an adjustable-range reflective photoelectric sensor featuring a sensing method based on reflection. It can detect objects within a distance of approximately 3.937 inches to 98.425 inches (100mm to 2.5 meters). The sensor operates on a supply voltage range of 12V to 240V AC or 24V to 240V DC, with a response time of 20 milliseconds. It has a relay output with selectable dark-on or light-on configuration, and connects via a cable. The sensor is rated IP67 for ingress protection, uses an infrared light source, and features adjustable settings. It can operate effectively within temperatures from -20°C to 55°C.