operating temperature -25 ... +75 °C short circuit protection yes output current < 200 mA current consumption max. (no load) 20 mA liquids in direct contact yes nominal sensing distance Sn adjustable 5 ... 30 mm protection class IP 67/65 (sensing face/sensor) reverse polarity protection yes sensitivity adjustment potentiometer, 18 turn output indicator LED yellow object detection / bulk goods yes detection of non-conductive media yes manufacter SKU CFAK 30N3200 fill level detection through container yes output circuit NPN break function (NC) housing material PBT CFAK 30N3200 dimension 30 mm GND electrode no voltage supply range +Vs 10 ... 30 VDC voltage drop Vd < 1,5 VDC temperature drift ± 15 % (+10 ... +70 °C) housing length 72 mm nominal sensing distance Sn 30 mm connection types cable, 2 m switching frequency < 50 Hz mounting type non-flush type cylindrical threaded