Benchmark 1010-501 Manual page 3

WARNING:
DO not rely exclusively on the detector to locate items behind the scanned
surface. Use other information sources to help locate items before penetrating
the surface. Such additional sources include construction plans, visible points
of entry of pipes and wiring into walls, such as in a basement, and in standard
16 and 24 in. (41 and 61 cm) stud spacing practices.
The MULTI PURPOSE STUD FINDER can be calibrated anywhere on the
wall.

Place MULTI PURPOSE STUD FINDER against the wall before pressing
the ON / OFF button.

Press the ON / OFF button., the LCD always displays in Stud 1/2 in. scan
mode.

Press the Scan button to start calibration, the bars will decrease and then
disappear, and the buzzer will beep one time to indicate calibration is
completed.

Continue to press Scan button and keep the tool flat against the wall,
select appropriate mode and begin scanning.
IMPORTANT: Wait for calibration to compete (2-3 seconds) every time
before moving the scanner.
Press the mode button to select the desired mode as follows:
 Stud 1/2in. scan: Locates the center and edges of wood and metal studs
up to 1/2 in.(13mm) deep.
 Stud 1 in. scan: Locates the center and edges of wood and metal studs up
to 1in. (25 mm) deep.
 Stud 1 1/2 in. scan: Locates the center and edges of wood and metal
studs up to 1 1/2 in. (38 mm) deep.
 Metal Scan: Detects metal up to
 AC Scan: Detects live unshielded AC wires up to
2.36 in. (60 mm) deep.
2 in. (50mm) deep.
FINDING A STUD
Always scan with the scanner placed flat against the wall.

Select appropriate mode, then press the Scan Button.

Slowly slide tool across the surface When the edge of a stud is located, an
arrow and stud direction indicator (showing edge either on the right,or left
side) will illuminate.

To locate the center of a stud, continue to slide the tool. When the center of
a stud is located, full bars and both Stud direction indicators along with the
word "center" will be illuminated and the tool will beep.
If you are unable to locate a stud or the center of a stud, try scanning with a
deeper mode (1" or 1-1/2")