... 1.2/3/4-wires measurement of earth resistance,soil resistivity, earth voltage,AC voltage; 2.Range:0.00-30 ... .00kohm;0.00-9000kohm ETCR3000B Earth Resistance Soil Resistivity Tester Our buyers have stayed with us for 12 ... %rdg±3dgt1Ω3.00kΩ-30.00kΩ±4%rdg±3dgt10ΩSoil Resistivity ( ρ ) 0.00Ωm-99.99ΩmAccording to the ... Certificate1 Copy. Field Application ETCR3000B Earth Resistance Soil Resistivity Tester