8 universal analog inputs 8 thermocouples, Pt50, Pt100, Cu53, 0~100 mV, 0~5 V, 0~10 V, 1~5 V, 0/4~20 mA Isolated RS485/MODBUS RTU, Upto 57600 Baud or MODBUS/TCP & Telnet multidrop communication for PLC, SCADA, etc. 85~265 VAC or 18~35 V DC supply 4 key, 6 level programming Maximum 4 or 8 relay outputs Powerful, flexible SCADA software available