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Measurement Range: 0 - 150Ω (including current stake impedance)
Resolution: 0.001Ω
Measurement Error: ±(Reading × 2% + 0.002Ω)
Maximum Output Voltage: AC 400V (45Hz, 55Hz, dual - frequency, sine wave)
Maximum Output Current: AC 5A (45Hz, 55Hz, dual - frequency, sine wave)
Current Output Gear: 5/4.5/4/3.5/3/2.5/2/1.5/1A, one gear every 0.5A, total 9 gears
Anti - interference Ability: Resistant to 50Hz power frequency voltage of 10V
Soil Resistivity Measurement Range: 0 - 999.9Ω/M, accuracy: ±2%, resolution: 0.01Ω/M
Requirements for Measuring Wires: Cross - sectional area of copper core of current wire ≥ 1.5mm²Cross - sectional area of copper core of voltage wire ≥ 1.0mm²
Power Supply: AC220V±10%, 50Hz
Dimensions: 440×350×210mm³
Instrument Weight: 30kg
