... :NPN or PNP,NO/NC selectable. 2011--SL/SC series Proximity Sensor(Inductance & capactitive) Features:1, High frequency response, long service life ... Meter, flowmeter,Timer,Timer Relay, Solid State Relay, Proximity Sensor, Pressure sensor, load cell sensor, KNE KSC box, Rotary Encoder and computer integrated control ...