General specifications Switching element function PNP NO Installation Output polarity DC Inside diameter 21 mm Measuring cylinder Diameter 6 mm Length 12 mm Nominal ratings Nominal voltage 8 V Operating voltage 10 ... 30 V Switching frequency 0 ... 1000 Hz Reverse polarity protection reverse polarity protected Short-circuit protection pulsing Voltage drop less than or equal to 3 V Operating current 0 ... 200 mA No-load supply current less than or equal to 20 mA Approvals and certificates UL approval cULus Listed, General Purpose CSA approval cCSAus Listed, General Purpose Ambient conditions Ambient temperature -25 ... 70 °C (-13 ... 158 °F) Mechanical specifications Connection type Cable connector M12 x 1 , 4-pin , PVC Cable, 100 mm Core cross-section 0.34 mm 2 Housing material PBT Degree of protection IP67