The Kyoritsu 4106 Earth Resistance & Resistivity Tester is a high-performance instrument designed for engineers, contractors, and electrical professionals who require accurate, reliable, and versatile earth testing. With six measurement ranges covering 0.001 Ω to 200 kΩ, it is suitable for a wide range of applications, making it a flexible solution for both field and laboratory work.
In addition, this tester features automatic earth resistivity (ρ) calculation using the Wenner method, eliminating the need for manual computations and saving valuable time during measurements. Moreover, the advanced FFT-based noise filtering ensures stable readings even in electrically noisy environments, while the automatic/manual selection of four test current frequencies provides adaptability for different testing scenarios.
Furthermore, the Kyoritsu 4106 is built for durability with IP54-rated rugged construction, ensuring reliable performance in challenging field conditions. Additionally, its generous memory storage for up to 800 results allows for easy on-screen recall, and data can be conveniently transferred to a PC via an optional USB adapter and specialized software.
As a result, the Kyoritsu 4106 Earth Resistance & Resistivity Tester combines precision, advanced functionality, and robust design, making it an indispensable tool for professionals who demand accuracy and dependability in earth testing.
Measures earth resistance from 0.001 Ω to 200 kΩ across six ranges.
Automatic earth resistivity (ρ) calculation using the Wenner method.
FFT-based noise filtering for accurate readings in noisy environments.
Automatic/manual selection of four test current frequencies.
IP54-rated rugged construction for reliable field performance.
Memory storage for up to 800 results with PC data transfer via USB adapter.
Ideal for engineers, contractors, and electrical professionals requiring precision and versatility.
Function |
Range |
Resolution |
Measuring range |
Accuracy |
|---|---|---|---|---|
Earth resistanceRe(Rg atρ measurement) |
2Ω |
0.001Ω |
0.03 to 2.099Ω |
±2%rdg±0.03Ω |
20Ω |
0.01Ω |
0.03 to 20.99Ω |
±2%rdg±5dgt (*1) |
|
200Ω |
0.1Ω |
0.3 to 209.9Ω |
||
2000Ω |
1Ω |
3 to 2099Ω |
||
20kΩ |
10Ω |
0.03 to 20.99kΩ |
||
200kΩ |
100Ω |
0.3 to 209.9kΩ |
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Auxiliary earth resistanceRh, Rs |
8% of Re+Rh+Rs |
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Earth resistivityρ |
2Ω |
0.1 to 1Ω·mAuto-ranging |
0.2 to 395.6Ω·m |
ρ=2×π×a×Rg (*2) |
20Ω |
0.2 to 3956Ω·m |
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200Ω |
20 to 39.56kΩ·m |
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2000Ω |
0.2 to 395.6kΩ·m |
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20kΩ |
2.0 to 1999kΩ·m |
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200kΩ |
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Series interference voltageUst (A.C only) (*3) |
50V |
0.1V |
0 to 50.9Vrms |
±2%rdg±2dgt (50/60Hz) |
±3%rdg±2dgt (40 to 500Hz) |
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FrequencyFst |
Auto-ranging |
0.1Hz1Hz |
40Hz to 499.9Hz |
±1%rdg±2dgt |
Measuring method |
Earth resistance: Fall-of-potential method(currents and voltages measured via the Probes)Measurement method of Earth Resistivity (ρ): Wenner 4-pole methodSeries interference voltage (earth voltage)RMS Rectifier (between the E-S Terminals) |
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Memory capacity |
800 data |
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Communication Interface |
Model 8212-USB Optical Adapter |
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LCD |
Dot-matrix 192×64 monochrome |
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Over-range Indication |
“OL” |
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Overload Protection |
between E-S(P) and between E-H(C) terminals AC280V / 10 sec. |
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Applicable standards |
IEC 61010-1 CAT Ⅲ 300V / CAT Ⅳ150V Pollution degree 2IEC 61010-031, IEC 61557-1, 5, IEC 61326-1 (EMC), IEC 60529 (IP54) |
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Power source |
DC12V : sizeAA manganese dry battery (R6) × 8(Auto power off: Approx. 5 minutes) |
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Dimension |
167(L) × 185(W) × 89(D) mm |
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Weight |
Approx. 900g (including batteries) |
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Accessories |
7229A (Earth precision measurement),7238A (Simplified measurement test leads),8032 (Auxiliary earth spikes [2 spiks/set])×2 sets (4 spikes in total),8200-04 (Cord reel [4 pcs])×1 set,8212-USB (USB adapter),8923(Fuse [0.5A/600V]) × 1 (included), 1 (spare),9121 (Shoulder strap),9125 (Carrying case),R6 × 8, Instruction manual |
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Please download “KEW Report(software)” from here.
*1 Auxiliary earth resistance is 100Ω with Rk correction
*2 Depending on the measured Rg. Interval [a] between auxiliary earth spikes is 1.0 to 30.0m
*3 This instrument is NOT designed to measure line voltages on commercial powers.
Address- 553, Jalan Kwan Tung, Kampung Sungai Chua, 43000 Kajang, Selangor, Malaysia
Contact +60163776793
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