... ) Features:1, Input: various wave form pulse signal (proximity switch,photoelectrical switch or AC ... ;3, 4/5/6 digit display, with demical point switched automatically; Opical isolation for ... Ampere Meter, Counter, Tacho Meter, Frequency Meter, flowmeter,Timer,Timer Relay, Solid State Relay, Proximity Sensor ... , load cell sensor, KNE KSC box, Rotary Encoder and computer integrated control system etc. ...