Used for data collecting from kwh meter, gas meter and calorie meter using DC-PLC communication. ModelHCUComm,MethodRS-485(4,800-9,600 BPS)PowerAC220V or DC 24VLCD size50WX20DMaterialPC+ABC, Aluminum PlateInstallationFlushing MountingDimension114WX114HX47DWeight260g PCB for Data Collector