measurement type contact with medium material (sensing device) polysulphone manufacter SKU FFAK 17PTD1002/L light source pulsed infrared diode housing material polysulphone output circuit PNP thread G 3/8" height / length 81,5 mm width / diameter 30 mm nominal pressure (probe tip) 10 bar short circuit protection no reverse polarity protection yes, Vs to GND wave length 880 nm type cylindrical current consumption max. (no load) 15 mA connection types cable 3 pin, 2 m protection class IP 67 sensitivity adjustment potentiometer, 15 turn output function normally open (NO) output indicator LED yellow voltage supply range +Vs 10 ... 30 VDC type liquid level sensor output current < 200 mA voltage drop Vd < 2 VDC operating temperature 0 ... +65 °C