General specifications Switching element function PNP NO Rated operating distance 8 mm Installation non-flush Output polarity DC Assured operating distance 0 ... 6.48 mm Actuating element mild steel, e. g. 1.0037, SR235JR (formerly St37-2) 24 mm x 24 mm x 1 mm Reduction factor r Al 0.4 Reduction factor r Cu 0.3 Reduction factor r 304 0.7 Reduction factor r Brass 0.4 Nominal ratings Installation conditions A 15 mm B 20 mm C 15 mm F 28 mm Operating voltage 10 ... 30 V Switching frequency 0 ... 300 Hz Hysteresis 0.04 ... 1.76 mm Reverse polarity protection yes Short-circuit protection yes Overload resistance yes Wire breakage protection yes Inductive overvoltage protection yes Ripple 10 % Voltage drop less than or equal to 2.5 V Repeat accuracy 0.2 mm Operating current 0 ... 200 mA Off-state current 0 ... 0.5 mA typ. 0.1 mA at 25 °C No-load supply current less than or equal to 7 mA Switching state indicator Multihole-LED, yellow Functional safety related parameters MTTF d 1935 a Mission Time (T M ) 20 a Diagnostic Coverage (DC) 0 % Approvals and certificates CCC approval CCC approval / marking not required for products rated less than or equal to 36 V Ambient conditions Ambient temperature -25 ... 100 °C (-13 ... 212 °F) Storage temperature -40 ... 100 °C (-40 ... 212 °F) Mechanical specifications Connection type Connector M12 x 1 , 3-pin Housing material brass, nickel-plated Sensing face PBT Housing diameter 18 mm Degree of protection IP67 Mass 50 g