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 8 x 65 mm, design=M8x1, installation=flush, range=2 mm, switching output=PNP normally open (NO), switching frequency=700 Hz, housing material=brass, surface protection=nickel-plated, active surface, material=ceramic coated, connection=plug connector, M12x1 plug, 4-pin, operating voltage Ub=12...30 VDC, ambient temperature=-25...70 °C, protection class=IP67, approval/conformity=CEcULusEACWEEE