General specifications Switching element function DC NO Rated operating distance 12 mm Installation non-flush Output polarity DC Assured operating distance 0 ... 9.1 mm Reduction factor r Al 0.5 Reduction factor r Cu 0.45 Reduction factor r 304 0.75 Reduction factor r Brass 0.55 Nominal ratings Operating voltage 3.5 ... 30 V Switching frequency 0 ... 1000 Hz Hysteresis typ. 3 % Reverse polarity protection reverse polarity-conductive Short-circuit protection pulsing Voltage drop less than or equal to 3.5 V Temperature drift ± 15% Operating current 2 ... 100 mA Off-state current typ. 0.8 mA Switching state indicator LED, yellow Pre-fault indicator LED, red Stability control-switch point 0,8 s r ... 0,9 s r 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 brass, nickel-plated Sensing face PBT Housing diameter 18 mm Degree of protection IP67