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1. clear kWh by button on LCD, total kWh on the second line can not be deleted at all. It helps you to check kWh during one period.
2. RS485 communication: IEC1107 or Modbus
3. small size
Single Phase Two Module Energy Meter
Zhejiang Yongtailong Electronic Co.,LTD
DIN RAIL meters, DC meters, socket type meters, prepayment meters,
