Pepperl+Fuchs Fabrik RLG28-55/40a/73c/136 area photoelectric sensor Manufacturer :Pepperl+Fuchs Fabrik Designation :area photoelectric sensor Type :RLG28-55/40a/73c/136 Type of electrical connection :M12 connector Width of sensor :25.8 mm Height of sensor :88 mm Range of protective field :4 m Voltage type :DC Wavelength of sensor :625 nm Protection class (IP) :IP67 Pepperl+Fuchs Fabrik RLG28-55/40a/73c/136 area photoelectric sensor: further details Operating range: 0 ... 4 m, number of beams: 6, light emitter: LED, light type: red, alternating light, 625 nm, signal output: 2 push-pull outputs, antivalent, short-circuit-proof, reverse polarity protected, switching type: light/dark switching, switchable, connection: device plug M12 x 1, 4-pin, operating voltage: 12 ... 30 V DC , Ambient temperature: -30 ... 60 °C (-22 ... 140 °F) -10 ... 40 °C (14 ... 104 °F) with inactive signal tracking , EAN: 4050143026296.