1.Single phase power multi-tariff meter 2.Active energy measuring 3.Energy Record,TOU control 4.LCD display 5.RS485,Infrare ApplicationDDSF5168, Single phase two wire active electronic multi-tariff watt-hour meter, LCD display. The meter is used to measure 50Hz or 60Hz active energy consumption from single phase two wire AC electricity net. The meter adopts LSI (Large-scale Integration) and SMT ...