Proximity Sensor 1,SL is inductance proximity switch,SC is capacitive proximity switch. 2.Output ... or PNP,NO/NC selectable. 2011--SL/SC series Proximity Sensor(Inductance & capactitive) Features:1, High frequency response, long service ... sensor, locating sensor, detection counter sensor, speed sensor in such lines as mechinary, chemical, paper-making, light industry, etc..2, SL series is inductance ...