Laser 6657 Manuel D'instructions page 8

Precautions:
• To ensure operator safety, use the instrument in accordance
with these written instructions.
• Do not store or operate the instrument at high temperatures
or in conditions of high humidity, dampness or condensation.
• If the instrument is not to be used for a long period, remove
the battery to avoid harmful leakage.
• Avoid areas of severe vibration.
• Keep the instrument clean and in good condition
• Protect the instrument from electromagnetic fields and
static electricity.
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Operation:
• Press ON / OFF button B once to switch on. To switch off,
press and hold button B for approximately 2-3 seconds.
• The instrument automatically shuts off after approximately
5 minutes of no movement or button presses. To restart, press
button B again.
• There are two angle measuring modes:
• ABS (absolute) Mode (ABS appears on display) measures the
angle between a flat, horizontal surface and an object
(Figure 2).
• Relative Measurement Mode allows the operator to measure
the difference between two objects (Figure 3).
• With the instrument switched on, press the ZERO button C
to set the display to zero and enter the Relative
Measurement Mode (the ABS symbol on the display
will disappear).
• To return to ABS Mode, press button B again.
6657
DIGITAL INCLINOMETER
ON/OFF ZERO
Horizontal Plane 0º
Figure 2 ABS MODE
Horizontal Plane 0º
Figure 3 RELATIVE MEASURING MODE
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