4 Wire Digital Earth Resistance And Soil Resistivity Tester
Model - KM 4235ER
Features
• Auto-ranging microprocessor controlled.
• Earth Resistivity (ρ) test.
• Earth testing range 20 Ω, 200 Ω, 2000Ω
• Earth voltage measuring : 0-300V AC.
• Automatic C spike check.
• Automatic P spike check.
• 2-wire test, 3-wire test, 4-wire test.
• 2 Lines x 16 characters large LCD.(LCM Display)
• Auto Power Off.
• Data Hold.
• Memory save feature (upto 200 measurements).
• Interval between auxiliary earth spikes is 1.0~50.0m..
General Specification
• Measuring Ranges :
-
Earth Resistance : 0-2Ω, 0-200 Ω, 0-2000Ω
- Earth Voltage : 0-300.0V AC
• Measuring Ranges :
- Earth Resistivity :0.06~6.28 kΩ.m 0.62~62.8 kΩ.m 6.28~628 kΩ.m (ρ=2 x π x L X R)
• Earth Resistance Resolution :
0-20Ω : 0.01Ω 0-200Ω :0.1Ω 0-2000Ω : 1Ω
• Accuracy :
- Earth Resistance : ± 2%rdg ± 3dgt
- Earth Voltage : ± 2%rdg ± 3dgt
• Temperature & Humidity :
- Operating : 0°C ~ 50°C≤ 80% R.H.
- Storage : -10°C ~ 60°C ≤ 80% R.H.
• Pollution Degree : 2
• Altitude : up to 2000m.
• Power Supply : 1.5V (AA) X 8
• Dimensions : 250 (L) x 190 (W) x 110 (D)mm
• Weight : Approx. 1430g (battery included)