NBB4-12GM50-A0

General specifications Switching element function NPN NO/NC Rated operating distance 4 mm Installation flush Output polarity DC Assured operating distance 0 ... 3.24 mm Reduction factor r Al 0.39 Reduction factor r Cu 0.3 Reduction factor r 304 0.7 Nominal ratings Operating voltage 10 ... 30 V Switching frequency 0 ... 1500 Hz Hysteresis typ. 5% Reverse polarity protection reverse polarity protected Short-circuit protection pulsing Voltage drop less than or equal to 3 V 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 20 mA Switching state indicator LED, yellow Functional safety related parameters MTTF d 1560 a Mission Time (T M ) 20 a Diagnostic Coverage (DC) 0 % Approvals and certificates UL approval cULus Listed, General Purpose CSA approval cCSAus Listed, General Purpose CCC approval CCC approval / marking not required for products rated less than or equal to 36 V Ambient conditions Ambient temperature -25 ... 70 °C (-13 ... 158 °F) Mechanical specifications Connection type cable PVC , 2 m Core cross-section 0.14 mm 2 Housing material brass, nickel-plated Sensing face PBT Housing diameter 12 mm Degree of protection IP67 General information Scope of delivery 2 self locking nuts in scope of delivery