Overview

Enviro Forest’s advanced digital ohmmeter for earth resistance and soil resistivity is designed for precise testing of ground resistance and soil resistivity in various electrical and environmental applications. It supports 2-wire, 3-wire, and 4-wire measurements, offering a wide range up to 20.9 kΩ for resistance and 395.6 kΩm for soil resistivity. With FFT technology, the device delivers stable results even in noisy environments.

Features

Wide measuring range for ground resistance and soil resistivity
Data logging with storage for up to 1000 test results
FFT technology for stable results in noisy environments
Supports 2-wire, 3-wire, and 4-wire testing methods
Large HD LCD with backlight for clear readings
Rk compensation for residual lead resistance
Auxiliary earth resistance measurement function
Auto power-off and low battery warning

Technical Specifications

Earth Resistance Range	0.05 Ω to 20.9 kΩ
Soil Resistivity Range	0.2 Ωm to 395.6 kΩm
Resolution (Earth Resistance)	0.01 Ω (0 Ω to 2 Ω), 0.1 Ω (2 Ω to 20 Ω), 1 Ω (20 Ω to 200 Ω), 10 Ω (200 Ω to 2000 Ω), 100 Ω (2000 Ω to 20 kΩ)
Resolution (Soil Resistivity)	0.1 Ωm (0 Ωm to 100 Ωm), 1 Ωm (100 Ωm to 1000 Ωm), 10 Ωm (1 kΩm to 10 kΩm), 100 Ωm (10 kΩm to 300 kΩm),
Accuracy	± (2% to 3% + digits, depending on range)
Data Storage	Up to 1000 sets
Display	HD LCD with backlight
Power Supply	8 x AA 1.5V batteries
Auto Power-Off	Yes (after 5 minutes of inactivity)
Additional Functions	Auxiliary earth resistance measurement, Rk compensation, low battery warning
Operating Humidity	45% RH to 75% RH
Operating Temperature	32 °F to 122 °F (0 °C to 50 °C)
Dimension	11.02 in x 6.69 in x 9.45 in (28 cm x 17 cm x 24 cm)
Weight	6.35 lb (2.88 kg)