1. Energy Measurement Function: Measure forward/ reversal, active/ reactive energy
2. Instantaneous Parameters Measurement Function: measure instant active/reactive
total power. phase voltage/ current/ power factor, frequency
3. Tariffs function: support TOU tariffs and step tariff
4. Communication function: with RS485 communication Port and infrared Port.
5. RTC: clock with calendar, timing,leap year Automatic conversion function.
6. Load profile
7. RepIaceabIe battery
8. Event&Alarm: standard Event log，Fraud detection log, power failure event log ,
power qulity log