DDSY1599 single-phase prepaid electronic meterMain functions:

Measurement function: It has the measurement function of positive, negative, and combined active energy. The combined active energy can be selectively combined from positive and negative active energy.

Time of use billing function: supports four rates: peak, off peak, off peak, and off peak. Two time zones can be set throughout the year, and at least 14 time periods can be set within 24 hours

Settlement function: Up to 3 settlement points can be set up per month for settlement, and historical data of the last 12 settlements can be recorded (including positive and negative active energy of each sub rate).

Measurement function: It can measure power grid parameters such as voltage, current (including neutral line), active power, and power factor.

Event recording function: It has the function of recording the time of programming, opening the cover, power failure, timing, tripping and other events, as well as the status of the energy meter at the time of the event; Has freezing and alarm functions

User interface: Choose a large screen Chinese display LCD with rich prompt signs; Equipped with backlight meter reading and query function; The displayed content can be switched through buttons, and the displayed items can be flexibly equipped through communication.

Basic equipment: 1 RS-485 and 1 far-infrared communication interface, each physical communication port is independent of each other;

Optional equipment: Carrier communication, low-power wireless communication interface. Electric energy watch strap IC card slot, IC card for purchasing electricity and remote communication for purchasing electricity.