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Clamp On Digital Earth Resistance Tester 250ER Brand Constant

Rp. CALL
Last Updated
21 Sep 2021
Country Origin
Australia
Minimum Order
1
Category
Instrument
Subcategory
Constant

Specification of Clamp On Digital Earth Resistance Tester 250ER Brand Constant

Clamp On Digital Earth Resistance Tester 250ER Brand Constant


Features:



  • Power measurement of 3-phase 3-wire circuit, 3-phase 4-wire circuit and single phase circuit

  • Measure V, A, W, VAR, VA, kWh, Power Factor (Cos j), and Hz

  • Double scales analogue bar graph to display voltage fluctuation current &

  • Minimum current of Active Energy measurements is 5A, measure an expanding energy per hour of general electrical equipmen
t. Measure and display 5 parameters of power of each phase: Active Power, Apparent Power, Power Factor, Active Power, Reactive Energy, and Total Power value in 3-phase measurement mode respectively
  • Double lines display 2 parameters on each menu, store 28 groups of measurement parameters

  • Display measurement time and select tested voltage signal at one time in Active Energy measurement mode for long measurement

  • Portable, light and easy to carry

  • I >
    External power supply for long time active energy measurement
  • Maximum/minimum value measurement

  • "OL" for input voltage exceeds 600V, current exceeds 1000A, active power exceeds 600kW

  • Low battery indication







  • Function

    Range-Resistanc
    e

    Accuracy



    Resistance
    0.01 ~ 0.999Ω - 0.001Ω
    ± (1.5% rdg + 0.01 Ω)


    1 ~ 9.99Ω - 0.01Ω
    ± (1.5% rdg + 0.1 Ω)


    10 ~ 99.9Ω - 0.1Ω
    ± (2.0% rdg + 0.3 Ω)


    100 ~ 199.9Ω - 1Ω
    ± (3.0% of rdg + 1 Ω)


    200 ~ 400Ω - 5Ω
    ± (2.0% rdg + 5 Ω)


    400 ~ 600Ω - 10Ω
    ± (10% rdg + 10 Ω)


    600 ~ 1200Ω - 20Ω
    ± (20% rdg + 20 Ω)



    AC Current
    100mA-0.1 mA
    ± (2.5% rdg + 1mA)


    300mA-0.3 mA
    ± (2.5% rdg + 2mA)


    1A-0.001 a.
    ± (2.5% rdg + 0.003 A)


    3A-0.003 à
    ± (2.5% rdg + 0.01 A)


    10A-0.01 A
    ± (2.5% rdg + 0.03 A)


    20A-0.03 A
    ± (2.5% rdg + 0.05 A)



    Display
    4 digits,9999 counts



    Max. Conductor Size
    ø32mm or 45 mm x 32 mm



    Battery
    9V Alkaline



    Size/Weight
    H276 W104 x x D54mm/approx. 1050g



    Standard Accessories
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