DeWalt DCT418 Guide D'utilisation page 13

During the first pass over the wall surface, the pre-scan data mapping
occurs. The hand-held radar scanner will automatically sense and
calibrate for all objects below the wall surface. When the direction of
scan is reversed, the hand-held radar scanner will display the objects
identified.
Step 1.
Pre-Scan Mapping: Move in a
straight line across wall surface.
Step 2
Objects: Reverse scan direction
to display identified objects.
The hand-held radar scanner can analyze between a 1 foot to 9.8 foot
(0.3 m to 3 m) section of wall.
The pre-scan data mapping process can begin in any direction.
The hand-held radar scanner will automatically change to displaying
objects when the initial scan direction is reversed.
Place unit on wall.
. Display Scanned
The hand-held radar scanner can be used either horizontally or
vertically.
SCANNING PROCESS
1. The screen below will indicate that the hand-held radar scanner is
ready to start a new scan.
2. Place the hand-held radar scanner on the wall to start a new scan.
3. Move the hand-held radar scanner along the wall surface in a
straight line. The screen below will appear indicating the pre-scan
data mapping is in process.
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