Sonel MPI-540 - Earth Resistance Measurement with Two-Clamp Method (2 C)

MPI-540 ● MPI-540-PV – BRIEF USER MANUAL
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3.4.4 Earth resistance measurement with two-clamp method (2C)
 Transmitting clamps and measuring clamps should be attached to the tested earth elec-
trode at a distance of at least 30 cm from each other.
 The arrow on the clamps can be directed in any direction.
 Connect the transmitting clamps N-1 to H and E socket.
 Connect the measuring clamps C-3 to the clamp socket.
 Select the clamps +
clamps option in the
measurement menu.
 Select other settings and
perform the measurement
using the START button.