Sonel MPI-540 - Main Elements of the Screen

MPI-540 – USER MANUAL
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3.6.2 Main elements of the screen
Select item Soil resistivity.
The measurement screen will
appear.
Live mode
U – interference voltage
Limits
ρ
MAX
– soil resistivity limit
After selecting the bar on the
right side, a menu will slide out
with additional measurement re-
sults.
R
H
– resistance of current elec-
trode
R
S
– resistance of voltage elec-
trode
δ – additional uncertainty
caused by resistance of the
electrodes
Selecting the bar hides the
menu.