The DDS738 type single-phase electronic watt-hour meter adopt exclusive use LSI the device typifying new periphery component, simple structure, high reliability, low power consumption, long life ect. Is suitable for the single-phase AC active electric energy with rated frequency of 50Hz. The performance is in conformity with the technical requirement for Single-phase Electronic Watt-hour Meter stipulated in GB/T17215-2002 Class 1 and 2 Static AC Active Watt-hour Meter standard.

Function and Features
1. Measure active electric energy, do not need calibrate for long-term operation.
2. Adopt dedication meter age chip ADE7755
3. Adopt lasted electricity dedication integrated circuit including digital multiplier overseas, greatly improved dynamic working range of Meter, making 10 multiple actual overload.
4. Have good mistake linearity in the range of 5% lb~lmax
5. Few periphery component, simple structure, low power consumption
6. Adopt high reliability and long life electronic component, so the meter assume feature of high reliability and long life.
7. Way of display: Register, LCD, digital tube
8. Remote interruption of power supply function.
9. Output interface RS485