Retro-reflective Photoelectric Sensor, Range 3000mm, Infrared modulated light 880nm, Power Supply 10-40VDC, PNP Output, NO and NC, Light and Dark Switching, M12 Plug Specifications Rated operating distance 3000 mm Output type PNP Output function Complementary (NO+NC) Connection Type Connector M12 Housing style Cylindrical, threaded barrel Housing Material Metal Type of light Infrared light Sensing mode Light-/dark switching Degree of protection IP67 Rated Operetional voltage UB at DC 10 V ... 40 V