general data special type liquid level sensor for wastewater nominal sensing distance sn 0,1 mm mounting type non-fush gnd electrode no temperature drift 20 % sensitivity adjustment no output indicator led yellow measurement type contact with medium electrical data voltage supply range +vs 10 ... 30 vdc current consumption max. (no load) 12 ma output circuit npn make function (no) output current < 200 ma voltage drop vd < 2,5 vdc switching frequency < 15 hz short circuit protection yes reverse polarity protection yes mechanical data type cylindrical threaded housing material pom material (screw nut) pom material (gasket) epdm50 dimension 12 mm housing length 39,5 mm connection types cable, 2 m ambient conditions operating temperature 0 ... +50 c protection class ip 67 photo connection diagram output +v s bu (3) 0 v bn (1) npn bk (4) z dimension drawing 29,5 ? 7 32, 5 39, 5 1, 2 21, 5 m1 2 x 1 10 ,6 ? le d sw 17 feld of application detection of non-conductive media no fll level detection through container no liquids in direct contact yes object detection / bulk goods no for installation in grounded metal container for use in contaminated media like blackwater switches in contact with highly conductive media 9/1/2014 cfak 12n1140/l cfak 12n1140/l capacitive proximity sensors capacitive proximity sensors www.baumer.com
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