The AEMC 3640 ground resistance tester measures ground resistance with the fall-of-potential method using 2- and 3-point tests. It is autoranging, rejects high levels of noise and interference, and is extremely simple to operate: connect, press, and read.
- Fall-of-potential method, 2- and 3-point ground resistance measurement
- Autoranging: automatically selects the optimum range
- Designed to reject high levels of noise and interference
- LED on faceplate indicates high input noise, high auxiliary rod resistance, and fault connections
- Battery powered
- Rugged dustproof and rainproof field case
- Color-coded terminals
- May be used for continuity tests on bonding





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