General specifications Switching element function DC NO Rated operating distance 8 mm Installation flush Output polarity DC Assured operating distance 0 ... 6.48 mm Actuating element Ferrous targets Reduction factor r Al 0 Reduction factor r Cu 0 Reduction factor r 304 0.75 Reduction factor r St37 1 Reduction factor r Brass 0 Nominal ratings Operating voltage 6 ... 30 V DC Switching frequency 10 Hz Hysteresis 3 ... 15 typ. 5 % Reverse polarity protection yes Short-circuit protection no Voltage drop less than or equal to 5.5 V DC Operating current 2 ... 100 mA Off-state current less than or equal to 1 mA Indicators/operating means Operation indicator 4-way LED Yellow: output Standard conformity Standards EN 60947-5-2:2007 IEC 60947-5-2:2007 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 -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 Stainless steel 1.4305 / AISI 303 Housing diameter 30 mm Degree of protection IP67 / IP68 / IP69K - cordset dependent according to cable specification