... /NC selectable. 2011--SL/SC series Proximity Sensor(Inductance & capactitive) Features:1, High frequency response, long service life ... M18), standard cable and interface, various dimensions available3, SC series is capacitive proximity switch,universal inspection for metal, ... Coulometer, Voltage Meter, Ampere Meter, Counter, Tacho Meter, Frequency Meter, flowmeter,Timer,Timer Relay, Solid State Relay, ...