FU2040 Single phase stop digital solar power meter

digital solar power meter

FU2040 is a LCD display single phase stop digital solar power meter, metering and displaying all the measured parameters in one circuit and computing four quadrants energy. This model can work in wide temperature range.



bottom diagramRight side chart


  • Can measure all the electrical parameters
  • Can compute four quadrants energy.
  • High accuracy 0.5s
  • PT, CT transformation ratio is settable
  • Can work in wide temperature range


    Electrical parameters 
    Power supply (AC/DC) AC 85-265V / DC 85-330V
    Power consumption: <4VA
    Measurement parameters Voltage (Ph-N); Voltage (Ph-Ph); Current; Frequency; PF;
    Active Power (W); Reactive Power (Q); Apparent Power (S)
    Computation Forward / Reverse active / reactive power energy
    Measuring range 30-600V, 0-6A, 45-60Hz
    Measuring accuracy Frequency: 0.1%
    Electric energy: 0.5%, 1.0%
    Voltage : 0.2%±0.1V
    Current : 0.2%±0.001A
    Power : 0.5% ±0.4W
    Power Factor : 0.5% ±0.001
    Display LCD display; 3 display; 4 operation keys
    Communication Support RS485 interface port, 32(128) networking,
    Modbus-RTU communication protocol.
    Programmable Measuring system: 3P4W/3P3W etc
    Transformation ratio : PT, CT
    Address: 1-247; Baud: 1200-19200; Parity bit: N/E/O
    Energy: reset
    Connection mode 3P4W, 3P4W BAL, 3P3W, 3P3W BAL, 1P2W, 1P3W
    Mechanical parameters 
    Dimensions (mm) Mounting panel: 72x72
    Thickness: 13
    Depth: 60
    Mounting Panel mounting
    Trepanning: 68x68mm
    Environmental conditions 
    Temperature -25 to +50°C
    Humidity 20%-95%RH, without condensation

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