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Description
|
Function |
Ground resistance measurement, soil resistivity measurement, step voltage measurement, distributed potential measurement, contact voltage measurement |
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Ground resistance range |
0.030~2.000Ω Accuracy：±2%rdg±5dgt |
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0~20.00Ω Accuracy：±2%rdg±5dgt |
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0~200.0Ω Accuracy：±2%rdg±5dgt |
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0~2000Ω Accuracy：±2%rdg±5dgt |
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Ground resistance resolution |
0.001Ω |
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Rated measuring power |
2000W |
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Capacity of resisting disturbance |
Anti-power frequency 50hz voltage 50v |
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Base condition |
23℃±5℃，below 70%rh (Auxiliary ground resistance 20Ω±10%，voltage to earth＜10V) |
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Power |
AC 220V 10A (50Hz) |
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Backlight |
Controllable gray screen backlight |
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Measurement mode |
four-wire measurement, three-wire measurement, two-wire measurement |
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Measurement method |
Grounding resistance: rated current method |
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Short circuit test current |
1A、2A、3A、4A、5A(5 file settings) |
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Soil resistivity electrode spacing range |
Can set 1m～100m |
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Test frequency |
45Hz、55Hz、Automatic dual frequency optional |
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Short circuit maximum current |
AC 5A±10% Sine wave |
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No-load maximum voltage |
AC 400V±10% Sine wave |
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Display mode |
7-inch touch-control color screen |
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Touch screen |
yes |
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Measurement indication |
Measurement progress display, measurement prompt animation display |
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Instrument size |
L/W/H：540mm*440mm*210mm |
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Standard test line length |
Red 15m，black 15m，yellow 10m，green 10m，yellow 1.5m，green 1.5m each one |
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Auxiliary grounding rob |
800mm 2pcs , 200mm 2pcs |
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Measurement time |
ground impedance：about 1min/time |
|
|
Built-in thermal printer |
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Print paper specification |
57*40mm |
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Data storage |
100 groups, “Save successfully!” Store indication, display “Save failed, space is full!” character indicates that the storage is full |
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Data review |
yes |
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Overflow display |
Over-range overflow function: “OL” symbol display |
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Automatic shut-down |
no |
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Power consumption |
Standby: <110W |
|
Measure |
：2000W |
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Weight |
Instrument：27kg |
|
Test line、Auxiliary ground rob、 Instrument bag |
：5.5kg |
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Working temperature and humidity |
-10℃～40℃；Below 80%rh |
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Storage temperature and humidity |
-20℃～60℃；Below 70%rh |
|
Insulation resistance |
10MΩ above(Between circuit and case500V) |
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Pressure resistance |
AC 3700V/rms(Between circuit and case) |
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Electromagnetic properties |
IEC61010-4-3，Wireless frequency electromagnetic field≤1V/m |
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Suitable for Safety Regulations |
IEC61010-1、IEC1010-2-31、IEC61557-1,5、IEC60529(IP54)、Pollution Degree 2、CAT Ⅲ 300V |
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