AEMC 6470
Digital Ground Resistance Tester, Discontinued
Replaced by: AEMC 6470B Digital Ground Resistance Testers

• T3- and 4-Point measurement with manual or automatic frequency selection (even during measurement) from 40 up to 500Hz,>120dB noise reduction
• Selectable test voltage of 16 or 32VACRMS
• True RMS (AC, DC, AC/DC) voltage measurement from 200mV to 50V (15Hz to 1kHz)
• Automatic measurement of auxiliary electrodes
• Soil resistivity measurement using Wenner or Schlumberger test method
• 2- and 4-Point DC resistance measurement with automatic polarity change (Bonding test function)
• Auto-off for power management
• Automatic recognition of all electrode connections and their resistance
• Memory stores up to 512 test results
• USB communication
• Remote operation of all measurement functions using DataView® software
• Automatic report generation
• AC powered with rechargeable NiMH batteries
• Rugged dustproof and rainproof field case —IP54 in closed position
• IEC 61557 part 4 and part 5
• Includes DataView® software for data storage, real-time display, analysis and report generation

The large LCD is easy-to-read and indicates ground electrode resistance, test voltage, current and frequency as well as individual test electrode resistance, battery status and more.

The AEMC 6470 Ground Resistance Tester is CAT IV rated to 50V and is over voltage protected to greater than 250VAC against accidental connection to live circuits  The live voltage is also displayed on screen.  In the event of a system fault, the AEMC 6470 can withstand 250VAC with spikes of 3000VAC or 1000VDC.