General specifications Switching element function NAMUR, NC Rated operating distance 40 mm Installation flush Output polarity NAMUR Assured operating distance 0 ... 32 mm Reduction factor r Al 0.35 Reduction factor r Cu 0.35 Reduction factor r 304 0.8 Nominal ratings Installation conditions F 100 mm Nominal voltage 8.2 V (R i approx. 1 kOm) Switching frequency 0 ... 80 Hz Hysteresis 0 ... 5 typ. 3 % Reverse polarity protection reverse polarity protected Short-circuit protection yes Current consumption Measuring plate not detected greater or equal 3 mA Measuring plate detected less than or equal to 1 mA Switching state indicator LED, yellow Functional safety related parameters MTTF d 2360 a Mission Time (T M ) 20 a Diagnostic Coverage (DC) 0 % Compliance with standards and directives Standard conformity NAMUR EN 60947-5-6:2000 IEC 60947-5-6:1999 Electromagnetic compatibility NE 21:2007 Approvals and certificates FM approval Control drawing 116-0165F 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 ... 100 °C (-13 ... 212 °F) Storage temperature -40 ... 100 °C (-40 ... 212 °F) Mechanical specifications Connection type screw terminals Core cross-section up to 2.5 mm 2 Housing material PBT Sensing face PBT Degree of protection IP67 General information Use in the hazardous area see instruction manuals Category 1G- 2G- 1D