AEMC Instruments 6471 Multi-Function Ground Resistance Tester

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Test ground resistance using the 2 clamp method (no auxiliary rods needed)
2- and 4-Pole Bond Resistance/Continuity measurement (DC Resistance) with automatic polarity reversal
3-Pole Fall-of-Potential measurement with manual or automatic frequency selection
4-Pole Soil Resistivity measurement with automatic calculation of Rho (r) and user selection of the Wenner or Schlumberger test method
3-Pole Earth Coupling measurement
Manual and Automatic frequency scan from 41 to 513Hz for optimum test accuracy in electrically noisy environments
Selectable test voltage of 16 or 32V up to 250mA of test current
Auto-off power management
Automatic recognition of all electrode connections and their resistance value
Stores up to 512 complete test results in internal memory
Optically isolated USB communication
Remote set up and operation of all measurements using DataView® software
Rechargeable NiMH batteries from wall charger or vehicle power
Rugged dustproof and rainproof field case – IP54 rated in closed position
Grounding standards IEC 61557 parts 4 and 5 compliant
Includes DataView® software for data storage, real-time display, analysis, report generation and system configuration