PNP,NO,NC, 18mm Inductive proximity sensor NBB8-18GM50-A2-V1 BR2130 General specifications Switching function complementary Output type PNP Rated operating distance 8 mm Installation 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 0.45 Output type 4-wire Nominal ratings Operating voltage 7 ... 30 V Switching frequency 0 ... 1600 Hz Hysteresis typ. 5% Reverse polarity protection reverse polarity protected Short-circuit protection pulsing Voltage drop ? 2 V Operating current 0 ... 200 mA Off-state current 0 ... 0.5 mA typ. 4 µA at 25 °C No-load supply current ? 10 mA Switching state indicator LED, yellow Functional safety related parameters MTTF d 1484 a Mission Time (T M ) 20 a Diagnostic Coverage (DC) 0 % Packages Inlcude: 1 x PNP NO NC 18mm Inductive proximity sensor NBB8-18GM50-A2-V1, Sn 8mm