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Earthing Resistance Range |
0.01Ω～3000Ω Accuracy±1.5%rdg±5dgt |
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Ground resistance resolution |
0.01Ω |
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Grounding voltage range |
0.01～600V AC Accuracy±1.5%rdg±3dgt |
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Ground voltage resolution |
0.01V |
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Reference conditions |
23°C±5°C, 75%rh or less (Auxiliary earth resistance
100Ω±5%, voltage to ground <10V) |
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Function |
Earth ground resistance measurement, voltage to ground
measurement, low value resistance measurement |
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Power Supply |
DC 6V 1.5V LR14 battery |
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Backlight |
Controllable gray screen backlight, suitable for use in
dim places |
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Measuring Mode |
Precise 3-pole measurement, simple 2-pole measurement |
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Measuring Method |
Earth ground resistance: rated current change-pole method,
Test current >20mA (sine wave)，128Hz； Voltage to ground: average value rectification |
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Wire Resistance Verification |
Avoid error caused by testing wire that is failed to be
fully inserted into tester interface or by poor contact or by users’
replacing or lengthening testing wires, making it more accurate for earth
ground resistance measurement. |
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Display Mode |
4-digital super-large LCD display, gray screen
backlight |
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Measuring indicator |
During measurement, LED flash indicator, LCD count down
display |
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LCD Dimension |
108mm×65mm |
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Dimension |
L×W×H: 240mm×188mm×85mm |
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Testing Wires |
Three wires: each for Red 15m, Yellow 10m, and Green 5m |
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Simple Testing Wire |
2 wires: each for Red 1.5m and Green 1.5m |
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Auxiliary earthing rod |
2 PCS |
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Measuring Rate |
Voltage to ground: about 2 times/second; earth ground
resistance: about 5 seconds/time |
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Measuring Times |
Over 5000 times |
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Circuit Voltage |
Measuring voltage to ground: measuring below AC 600V |
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Data Storage |
500 sets, flash display “FULL” icon to indicate storage is
full |
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Data Read |
Data read function: “MR” icon display |
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Overflow Display |
Exceeding measuring range overflow function: “OL” icon display |
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Alarm Function |
When measuring value exceeds alarm setting value, there is
beeper alarming |
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Battery Voltage |
Battery power indicate in real time, the battery voltage
is low and remind to charge in time |
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Power Consumption |
Backlight：25mA Max |
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Standby: 25mA Max(Backlight shut off) |
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Measurement：70mA Max(Backlight shut off) |
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Weight |
Tester：1230g (including battery) |
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Testing Wires：610g (including simply testing
wires) |
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Auxiliary earthing rod：360g(2 PCS) |
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Meter bag：1200g |
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Working Temperature & Humidity |
-10℃～40℃；below 80%rh |
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Storage temperature & humidity |
-20℃～60℃；below 70%rh |
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Overload Protection |
Measuring earth resistance: between each interfaces
of E-H、E-S, AC
280V/3 seconds |
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Insulation Resistance |
Over 10MΩ(between circuit and enclosure it is 500V) |
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Withstanding Voltage |
AC 3700V/rms (Between circuit and enclosure) |
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Electromagnetic Features |
IEC61010-4-3, radio frequency electromagnetic field ≤ 1V/m |
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Protection Type |
IEC61010-1、IEC1010-2-31、IEC61557-1,5、IEC60529(IP54)、Pollution
grade 2、CAT
Ⅲ 300V |
