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E-mail
1905142405@qq.com
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Phone
17765125159
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Address
Fanxing Road, Minhang District, Shanghai
Shanghai Shenggao Electric Technology Co., Ltd
1905142405@qq.com
17765125159
Fanxing Road, Minhang District, Shanghai
SG3010E soil resistivity testeralso known asGrounding resistance soil resistivity testerFour wire grounding tester、Precision grounding resistance testerThis is a commonly used instrument for testing and measuring grounding resistance, which adopts a large LCD gray white screen backlight display and microprocessor technology to meet the requirements of two, three, and four wire testing resistance and soil resistivitySuitable for telecommunications, power, meteorology, computer rooms, oil fields, power distribution lines, iron tower transmission lines, gas stations, factory grounding grids, lightning rods, etc. Accurate, fast, simple, stable and reliable instrument testingOther characteristics.
Soil resistivity testerControlled by a microprocessor, it can automatically detect the connection status of each interface and the interference voltage and frequency of the grounding network, and has the function of testing the resistance value of the auxiliary grounding electrode. Simultaneously storing 500 sets of data,Resistance measurement range: 0.01 Ω~30.00k Ω, grounding voltage range: 0.01~600V.
3、 Range and accuracy
Measurement function |
measurement range |
precision |
resolution |
|
grounding resistance (R) |
0.00Ω to 30.00Ω |
±2%rdg±5dgt (注1) |
0.01Ω |
30.0Ω to 300.0Ω |
±2%rdg±3dgt |
0.1Ω |
|
300Ω to 3000Ω |
±2%rdg±3dgt |
1Ω |
|
3.00kΩ~30.00kΩ |
±2%rdg±3dgt |
10Ω |
|
|
soil resistivity (ρ)
|
0.00Ωm~99.99Ωm |
ρ=2 π aR (Note 2) |
0.01Ωm |
100.0Ωm~999.9Ωm |
0.1Ωm |
||
1000Ωm~9999Ωm |
1Ωm |
||
10.00kΩm~99.99kΩm |
10Ωm |
||
100.0kΩm~999.9kΩm |
100Ωm |
||
1000kΩm~9999kΩm |
1kΩm |
||
ground voltage |
AC 0.00~600V |
±2%rdg±3dgt |
0.01V |
Note:1. Benchmark conditions:Rh Rs<100ΩAccuracy of Time.
Working conditions:Rhmax=3kΩ+100R<50kOh?Rsmax=3kΩ+100R<50kΩ
2.depends onRDepending on the measurement accuracy,π=3.14,a:1 m~100m;
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