Sweep the three metal samples 5 to 8cm above the search coil.
a) The detector sounds three different tones in turn.
b) The depth cursor points to the second grade.
c) The Target ID cursor points to the three materials.
As below table
(See Fig.10, take iron nail as an example)
Fig.10
a) Press and hold down the “PINPOINT” button, the PINPOINT cursor is lighted,
and the depth cursor points to the third grade. The detector will make low
single-frequency median sound. (See Fig.11)
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