DDZY747

Basic functions

1. Accurate measurement of positive and negative active energy;

2. Real time measurement of current（L\\N）Voltage, power, power factor, and frequency;

3. Can achieve the function of tiered electricity pricing;

Prepaid function

1. Using a one meter one card approach,ICThe card adopts mainstreamCPUCard, safe and reliable;

2. Can be usedICCard parameter setting and meter reading;

3. Can achieve time-sharing (multi rate) measurement;

4、LCDDisplay electricity consumption information such as cumulative electricity consumption (amount) and remaining electricity consumption (amount);

5. Overload alarm, which can sound and light an alarm when the user's electricity consumption exceeds the set value;

6. Alarm and power outage control: When the remaining power (amount) in the energy meter is zero or the overdrawn power (amount) is zero, the user can be automatically powered off;

7. Can achieve local or remote control (power-off) function;

8. The tripping outlet circuit has anti misoperation safety measures;

9. Support power protection function;

communication function

Can achieve infraredRS485Communication and parameter settings are carried out through methods such as power line carrier and wireless micro power.

Main Features

1. Adopting energy-saving design and low power consumption;

2. Adopting reliable design for long-term stable operation;

3. Equipped with a dedicated external clock chip;