... asthree phase voltage,three phase current,active power,reactive power,frequency,power factor,four quadrantelectric energy and etc;it ... display switching,parameter program setting.Multifunction (network) power meter has various extending function modules;RS485 digital ... :Model : PD194E-2S4 Input : 10KV/100V , 200A/5A Network: three phase three lineCommunication : RS485/MODBUS-RTUAdditional function: ...