General specifications Switching element function DC NO Rated operating distance 1.5 mm Installation flush Output polarity DC Assured operating distance 0 ... 1.21 mm Reduction factor r Al 0.22 Reduction factor r Cu 0.16 Reduction factor r 304 0.64 Nominal ratings Operating voltage 5 ... 60 V Switching frequency 0 ... 1200 Hz Hysteresis 1 ... 10 typ. 5 % Reverse polarity protection reverse polarity tolerant Short-circuit protection pulsing Voltage drop less than or equal to 5 V Operating current 2 ... 100 mA Lowest operating current 2 mA Off-state current 0 ... 0.5 mA typ. Switching state indicator LED, yellow Approvals and certificates UL approval cULus Listed, General Purpose CSA approval cCSAus Listed, General Purpose CCC approval Certified by China Compulsory Certification (CCC) Ambient conditions Ambient temperature -25 ... 70 °C (-13 ... 158 °F) Mechanical specifications Connection type cable PUR , 2 m Core cross-section 0.14 mm 2 Housing material Stainless steel 1.4305 / AISI 303 Sensing face LCP Housing diameter 8 mm Degree of protection IP67