... 0-5V,4-20mA,0-10V,0-100mV,Rt,Pt100,Tc,etc.) Features:1) Signal input: AC 0-5A, 4-20mA ... , 0-10V, 0-100mV, Rt, Pt100, Tc, etc. input combination of AC and DC. eg, AV600/AA5 ... different models of products, including Temperature Controller, Digital Adjustor,thermocouple (TC and RTD), Panel Meter, Sensor Meter, inductor, Power Meter, Coulometer ...