The UNC012 is a user interface unit (UIU). The UIU is vertical designed, can be held and operated with one hand. The UIU with PLC(G3/HPLC/BPLC) communication capabilities. The UIU pairs with the meter to display credit, energy, instantaneous value of voltage, current, power factor, frequency, power and meter information from meter. All measured values are directly retrieved from the meter, ensuring accurate and real-time information for the user.