General specifications Switching element function AC NO Rated operating distance 5 mm Installation flush Output polarity AC Assured operating distance 0 ... 4.05 mm Reduction factor r Al 0.2 Reduction factor r Cu 0.2 Reduction factor r 304 0.6 Nominal ratings Operating voltage 20 ... 253 V Switching frequency 0 ... 20 Hz Hysteresis typ. 6 % Voltage drop < 5 V (I L > 50 mA)- < 8 V (I L < 50 mA) Momentary current (20 ms, 0.1 Hz) 0 ... 1600 mA Operating current 5 ... 200 mA Off-state current 0 ... 1.7 mA typ. Operating voltage indicator LED, green 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) Storage temperature -25 ... 85 °C (-13 ... 185 °F) Mechanical specifications Connection type cable PVC , 10 m Core cross-section 0.34 mm 2 Housing material brass, nickel-plated Sensing face PBT Housing diameter 18 mm Degree of protection IP67 Note 1) In the temperature range below 0 °C, permissible operating voltage U b 80...253 V Safety fuse less than or equal to 0.8 A (quick-blow) according to IEC 60127-2 Sheet 1 Recommendation: after a short circuit, check that the device is functioning correctly.