General specifications Switching element function NC contact Rated operating distance 15 mm Installation non-flush Output polarity AC/DC NC contact Reduction factor r Al 0.45 Reduction factor r Cu 0.4 Reduction factor r 304 0.7 Nominal ratings Operating voltage 20 ... 250 V AC/20 ... 300 V DC Switching frequency 30 Hz Hysteresis 3 ... 15 typ. 5 % Reverse polarity protection yes Short-circuit protection yes Voltage drop less than or equal to 8 V Operating current 4 ... 300 mA AC/DC Off-state current less than or equal to 0.8 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 Ambient conditions Ambient temperature -25 ... 70 °C (-13 ... 158 °F) Mechanical specifications Housing material brass, nickel-plated Sensing face PBT Housing diameter 18 mm Degree of protection IP67