Retro-reflective, Photoelectric Sensor, range 12 m, Infrared modulated light 880nm, Power Supply 10.8-264VDC&21.6-264VAC, Relay SPDT, NO+NC, Terminals, IP67. 1/2 NPT, Time delay Specifications Rated operating distance 10000 mm Output type Relay contact Output function Change-over contact (NO/NC) Connection Type Screw connection Housing style Rectangular Housing Material Plastic Type of light Infrared light Sensing mode Light-/dark switching Degree of protection IP67 Rated Operetional voltage UB at DC 10.8 V ... 264 V