... : AC 0-5A, 4-20mA, 0-10V, 0-100mV, Rt, Pt100, Tc, etc. input combination of AC and DC. eg, AV600 ... /4-20mA, configurable by software.4) Power supply: +12V or 24V/30mA, etc.5) Communication: RS232 or RS485 Modbus RTU protocol, connectable with ... thousands of different models of products, including Temperature Controller, Digital Adjustor,thermocouple (TC and RTD), Panel Meter, Sensor Meter, inductor, ...