General specifications Switching element function NPN NO Rated operating distance 40 mm Installation non-flush Output polarity DC Assured operating distance 0 ... 32.4 mm Reduction factor r Al 0.5 Reduction factor r Cu 0.45 Reduction factor r 304 0.8 Nominal ratings Operating voltage 10 ... 60 V Switching frequency 0 ... 100 Hz Hysteresis 1 ... 10 typ. 5 % Reverse polarity protection yes Short-circuit protection yes Voltage drop less than or equal to 2.8 V Operating current 0 ... 200 mA No-load supply current less than or equal to 10 mA Operating voltage indicator LED, green Switching state indicator LED, yellow Standard conformity Standards IEC / EN 60947-5-2:2004 Approvals and certificates UL approval cULus Listed, General Purpose CSA approval cCSAus Listed, General Purpose Ambient conditions Ambient temperature -25 ... 70 °C (-13 ... 158 °F) Mechanical specifications Housing material PBT/metal Sensing face PBT Degree of protection IP68