4-Pole Soil Resistivity - AEMC 6470-b User Manual

8.5.4
When 4-Pole Test Resistivity is selected from the tool bar, you can select:
• With or without Auxiliary Rod Resistance.
• Test voltage 16 or 32V
• Auto frequency - selects the optimum frequency (from 41 to 128Hz), usually
• Test Method - Wenner or Schlumberger.
• Distances - the distance "d" (for Wenner test method) or "d" and "a" (for Sch-
Selecting a sweep frequency test from the drop-down list will bring you to the
sweep table selection.
The Input Noise option allows the viewing of noise for Z or Y inputs.
Ground Resistance Tester Model 6470-B
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4-Pole Soil Resistivity

128Hz, or select manually from the drop-down frequency list.
lumberger test method), between the test electrodes, needs to be entered
for resistivity calculation to read out directly in Rho.
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