... , peak load, day hour, low load energy, etc. LCD display recycled. After energy meter connect electricity, date, time, ... 1200bps/s, semiduplex , RS485 communication circuit is separated with inner meter circuit, communication distance:1200m. Electric parameter is ... Voltage3.0 or 3.6VDCData Preservation Time≥10yearsPower Consumption(LCD)Voltage circuit consumption: ≤1.0W 6VACurrent circuit consumption: ...