The Sick W12-3 are small photoelectric sensors with background suppression. It has a rectangular light emission housing with LED as its light source. It has a double teach-in button adjustment. The wavelength is of 640 nm. The photoelectric sensor has a PNP switching output and a complementary output function. It has a light/dark switching mode. It is quipped with a 4-pin, M12, male connector. It has a switching frequency of 1,500 Hz. Protection class III
Enclosure rating: IP66 and IP67
Ambient operating temperature: –40 °C ... +60 °C