DT(S)ZY747

basic function

1. Meritorious achievements/Bidirectional measurement of reactive energy;

2. Maximum demand recording function;

3. Event recording functions such as voltage loss, current loss, timing, and lid opening;

4. Real time measurement of voltage, current, power, power factor, and frequency functions;

5. It has the function of tiered electricity pricing;

6. Capable of recording load curves;

7. Equipped with instant power broadcast freeze function;

8. Equipped with power outage meter reading function;

Prepaid function

1. Equipped with prepaid function, usingCPUCard method, safe and reliable;

2. Having time-sharing capability(Multiple rate) measurement function;

3. Can be usedICCard parameter setting and meter reading;

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; The tripping outlet circuit has anti misoperation safety measures;

communication

1. Equipped with prepaid function, usingCPUCard method, safe and reliable;

2. Having2A completely independent entityRS485Communication interface and1An infrared communication interface.

3. Communication and parameter settings can be achieved through power line carrier, wireless micro power, and other methods;

main features

1. Strict confidentiality and security measures ensure that programming is carried out under authorized conditions;

2. High accuracy, low starting current, and low power consumption;

3. Equipped with a dedicated external clock chip.