General specifications Switching element function DC NO Rated operating distance 15 mm Installation non-flush Output polarity DC Assured operating distance 0 ... 12.15 mm ( -25 ... 70 °C (-13 ... 158 °F) ) 0 ... 11.4 mm ( -40 ... -25 °C (-40 ... -13 °F) ) Reduction factor r Al 0.38 Reduction factor r Cu 0.35 Reduction factor r 304 0.68 Nominal ratings Operating voltage 5 ... 60 V Switching frequency 0 ... 100 Hz Hysteresis 1 ... 15 typ. 5 % Reverse polarity protection reverse polarity tolerant Short-circuit protection pulsing Voltage drop less than or equal to 5 V Operating current 2 ... 100 mA Off-state current 0 ... 0.5 mA typ. Switching state indicator Multihole-LED, yellow Approvals and certificates UL approval cULus Listed, General Purpose CSA approval cCSAus Listed, General Purpose CCC approval Certified by China Compulsory Certification (CCC) Ambient conditions Ambient temperature -40 ... 70 °C (-40 ... 158 °F) Mechanical specifications Connection type Connector M12 x 1 , 4-pin Housing material Stainless steel 1.4305 / AISI 303 Sensing face PBT Housing diameter 30 mm Degree of protection IP67