NBN4-12GK50-E3-M

General specifications Switching element function PNP NC Rated operating distance 4 mm Installation non-flush Output polarity DC Assured operating distance 0 ... 3.24 mm Actuating element mild steel, e. g. 1.0037, SR235JR (formerly St37-2) 12 mm x 12 mm x 1 mm Reduction factor r Al 0.5 Reduction factor r Cu 0.4 Reduction factor r 304 0.9 Reduction factor r Brass 0.6 Nominal ratings Installation conditions A 8 mm B 9 mm C 6 mm F 27 mm Operating voltage 10 ... 65 V Switching frequency 0 ... 3500 Hz Hysteresis 0.03 ... 0.88 Reverse polarity protection yes Short-circuit protection yes Overload resistance yes Wire breakage protection yes Inductive overvoltage protection yes Surge suppression yes Ripple 10 % Voltage drop less than or equal to 2.5 V Repeat accuracy 0.2 mm Operating current 0 ... 300 mA Off-state current less than or equal to 0.01 mA No-load supply current less than or equal to 10 mA Switching state indicator LED, yellow Functional safety related parameters MTTF d 1060 a Mission Time (T M ) 20 a Diagnostic Coverage (DC) 0 % Approvals and certificates E1 Type approval 10R-04 Ambient conditions Ambient temperature -40 ... 85 °C (-40 ... 185 °F) Storage temperature -40 ... 85 °C (-40 ... 185 °F) Mechanical specifications Connection type cable PUR , 2 m Core cross-section 0.75 mm 2 Housing material PPS Sensing face PPS Housing diameter 12 mm Degree of protection IP68 Mass 110 g