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Hot selling single phase digital voltage meter

    Buy cheap Hot selling single phase digital voltage meter from wholesalers
     
    Buy cheap Hot selling single phase digital voltage meter from wholesalers
    • Buy cheap Hot selling single phase digital voltage meter from wholesalers
    • Buy cheap Hot selling single phase digital voltage meter from wholesalers
    • Buy cheap Hot selling single phase digital voltage meter from wholesalers

    Hot selling single phase digital voltage meter

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    Brand Name : gomelong
    Price : $6.90/Pieces
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    Hot selling single phase digital voltage meter

    Product Description

    Technical parameters
    input signalWiring networkSingle-phase two-wire
    VoltageRangeAC 100V, AC400V
    overloadConstant overload: 1.2 times; instant overload: 10times/10s
    Power consumption< 1VA/ (each phase), impedance >500KΩ
    Accuracy ClassRMS measure , Class 0.5.
    DisplayProgrammable, switch, cycle (led) display
    Auxiliary powerPower supplyAC/DC110V/220V/380V/85-264VAC
    Power consumption<5VA
    DisplayLED display, LCD display (selectable)
    output signalCommunicationRS-485 MODBUS-RTU Agreement
    Electric energy pulse/
    On-off inputTwo-way on-off input;; opto-couplers isolation and passive dry contact (selectable)
    On-off outputTwo-way on-off output;; optocouplers relay (selectable)
    Analogy outputFour-way analogy output 0-20mA/4-20mA (selectable)
    EnvironmentWorking environment-25-55 ° C
    Storage environment-20-70 ° C
    Humidity< 85% RH, no condensation, no corrosive gas sites
    Elevation≤3000m
    SafetyWithstand voltageInput/power>2kV,Input/output>2kV,power/output>1kV.
    Insulation resistanceThe auxiliary power supply, input and output on the instrument's cover >50MΩ

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