Basic function:
1. prepaid function: three charging modes are single rate, step rate and multi-rate;
2. anti-theft function: can prevent common ways of stealing electricity, such as magnetic theft;
3. overdraft consumption function: meter programmable set user overdraft amount;
4. power measurement and electrical parameters measurement functions: active power, reactive power measurement and power factor, frequency and other parameters measurement functions;
5. load control function: electric meter can be programmed to set user load threshold, can set overload alarm tripping;
6. event detection and recording function: can detect and record open cover, overload and other events;
7. automatic protection function: memory, relay and other fault self-test function, abnormal alarm;
8. pre-alarm function: the remaining amount below the threshold alarm;
9. remote communication function: support GPRS, PLC , L O R A and other communication modules free choice.