4620 Users Manual
Ground Resistance Calculator Ground Resistance Testing Fall of Potential vs. Clamp On Soil Resistivity Ground Comparison Chart
The rugged 4620 measures from 0 to 2000 Ohms, is auto ranging so it automatically finds the best measurement range, and is easy to use which makes it ideal for maintenance crews performing numerous tests. It exceeds safety and mechanical specifications for drop tests, vibration, and shock as specified in the IEC standards. The 4620 is engineered to reject very high levels of interference, making it ideal for use under harsh conditions such as high stray currents that adversely affect accuracy.
The 4620 can be used for the following tests:
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