NEN20-18GM50-E3-V1

General specifications Switching element function PNP NC Rated operating distance 20 mm Installation non-flush Output polarity DC Assured operating distance 0 ... 16.2 mm Actuating element mild steel, e. g. 1.0037, SR235JR (formerly St37-2) 60 mm x 60 mm x 1 mm Reduction factor r Al 0.35 Reduction factor r Cu 0.3 Reduction factor r 304 0.7 Reduction factor r Brass 0.45 Nominal ratings Installation conditions A in steel 1.0037 (St37): 20 mm B 30 mm C 60 mm F 78 mm Operating voltage 10 ... 30 V Switching frequency 0 ... 200 Hz Hysteresis 0.1 ... 2 mm Reverse polarity protection yes Short-circuit protection pulsing Overload resistance yes Wire breakage protection yes Inductive overvoltage protection yes Surge suppression yes Ripple 10 % Voltage drop less than or equal to 2 V Repeat accuracy 1 mm Operating current 0 ... 200 mA Off-state current less than or equal to 10 mA No-load supply current less than or equal to 11 mA Switching state indicator LED, yellow Functional safety related parameters MTTF d 2650 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 ... 85 °C (-13 ... 185 °F) Storage temperature -40 ... 85 °C (-40 ... 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 Mass 30 g Tightening torque, fastening screws max. 20 Nm