General specifications Switching element function PNP NO Rated operating distance 3 mm Installation flush Output polarity DC Assured operating distance 0 ... 2.43 mm Reduction factor r Al 0.3 Reduction factor r Cu 0.2 Reduction factor r 304 0.7 Nominal ratings Operating voltage 10 ... 30 V DC Switching frequency 0 ... 360 Hz Hysteresis 5 ... 15 typ. 10 % Reverse polarity protection reverse polarity protected Short-circuit protection pulsing Voltage drop less than or equal to 2 V Operating current 0 ... 100 mA Off-state current 0 ... 10 mA typ. 0.1 mA at 25 °C No-load supply current less than or equal to 10 mA Switching state indicator LED, red Functional safety related parameters MTTF d 2000 a Mission Time (T M ) 20 a Diagnostic Coverage (DC) 0 % Standard conformity Standards EN 60947-5-2:2007 IEC 60947-5-2:2007 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 ... 75 °C (-13 ... 167 °F) Mechanical specifications Connection type Connector M12 x 1 , 4-pin Housing material Stainless steel 1.4305 / AISI 303 Sensing face Stainless steel 1.4305 / AISI 303 Housing diameter 8 mm Degree of protection IP67