... switch. 2.Output:NPN or PNP,NO/NC selectable. 2011--SL/SC series Proximity Sensor(Inductance & capactitive) Features ... resistance, and water-proof; Applicatble with spacing sensor, locating sensor, detection counter sensor, speed sensor in such lines as mechinary, chemical, ... glass, water, oil, etc. mainly column, pancake, or enbossed shape. standard cable and interface, various dimensions available ...