With an additional ceramic coating, these sensors are resistant to metal splashes, slag and combustion residues. And they perform with the highest precision in every application. Dimensions=Ø 12 x 65 mm, design=M12x1, installation=flush, range=3 mm, switching output=PNP normally open (NO), switching frequency=300 Hz, housing material=brass, surface protection=coated, PTFE, connection=plug connector, M12x1 plug, 4-pin, operating voltage Ub=10...30 VDC, ambient temperature=5...60 °C, protection class=IP67, approval/conformity=CEEACWEEE