General specifications Switching element function NO contact Rated operating distance 40 mm Installation non-flush Assured operating distance 0 ... 32.4 mm ( -25 ... 60 °C (-13 ... 140 °F) 0 ... 30 mm ( 60 ... 70 °C (140 ... 158 °F) Reduction factor r Al 0.33 Reduction factor r Cu 0.31 Reduction factor r 304 0.75 Reduction factor r Brass 0.41 Nominal ratings Operating voltage 5 ... 30 V DC Switching frequency 0 ... 30 Hz 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 Switching state indicator LED, yellow Approvals and certificates UL approval cULus Listed, General Purpose CSA approval cCSAus Listed, General Purpose CCC approval CCC approval / marking not required for products rated less than or equal to 36 V Ambient conditions Ambient temperature -25 ... 70 °C (-13 ... 158 °F) Storage temperature -25 ... 85 °C (-13 ... 185 °F) Mechanical specifications Connection type Connector M12 x 1 , 4-pin Housing material PA Sensing face PA Degree of protection IP69K