DUOYI DY4100A 4-Wire Digital Earth Tester Ground Resistance Megger Resistance Megohmmeter Soil Resistivity Component Tester 2024New

**DY4100A | DY4100B**  
DIGITAL EARTH RESISTANCE AND SOIL RESISTIVITY TESTER

DY4100: 3-wire ground resistance, lower price.

DY4100A: 3-wire ground resistance, photovoltaic voltage, more convenient to use.

DY4100B: 4-wire ground resistance, photovoltaic voltage, soil testing, easy to use.

DY4300: 4-wire ground resistance, soil testing, designed for higher accuracy requirements.

- 2/3/4 pole measurement (DY4300B)
- Ground resistance measurements from 0.001ohm to 2000ohms with 0.001ohm resolution
- Soil resistivity measurements from 0.3 to 395.4KΩ.m (DY4300B)
- Data hold, auto power off, low battery warning, overload protection
- Solar energy voltage up to 1500VDC
- LCD backlight
- Auto time test

**SPECIFICATION**

- **Earth Resistance:**
  - 2Ω: 0.03~2.000Ω (0.001Ω)
  - 200Ω: 0.03~200.0Ω (0.01Ω)
  - 2000Ω: 3~2000Ω (0.1Ω)
  - 20000Ω: 3~20000Ω (1Ω)
  
- **AC Voltage:** 0~600V AC (±2%+2dgts)
- **Solar Energy Voltage:** 0~1500VDC (±2%+2dgts)
- **Data Hold:** Yes
- **Soil Resistivity (DY4300B):**
  - 20Ω: 0.3~395.4Ω.m
  - 200Ω: 0.3~3954.0Ω.m
  - 2000Ω: 0.03kΩ~39.54KΩ.m
  - 20000Ω: 0.03KΩ~395.4KΩ.m
- **Working LED Indicator:** Yes
- **Function Symbol Display:** Yes
- **Low Battery Warning:** Yes
- **LCD Backlight:** Yes
- **Power Source:** Size AA 1.5V x 6 (UM3)
- **Dimension:** 190 x 155 x 75 mm
- **Weight:** Approx. 900g

**STANDARD ACCESSORIES**

- DY39 Earth Wire (DY4100A)
- DY42 4 terminal earth wires and spikes (DY4100B)
- DY45C Heavy Duty Oxford Fabric Bag

**Notes:**
- Auxiliary earth resistance is 100ohm with RK correction
- Depending on the measured Rg, interval [a] between auxiliary earth spikes is 1.0~30.0m