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Operation
Inserting the Battery
Open the battery compartment on the back of the unit and insert
one 1.5 V battery LR03 (AAA) with correct polarity. Polarity symbols
are located in the battery compartment.
ON/OFF Button
Push the ON/OFF Button (2) once to turn the unit on. The LCD
backlight will turn on and the unit will be in the absolute measuring
mode (ABS).
After approximately 10 seconds of non-use the LCD backlight turns
off. To turn the backlight back on, briefly press the ON/OFF button
or move the unit.
After approximately 5 minutes of non-use the unit will turn off. To
turn the unit back on press the ON/OFF button (2).
To turn off the unit press and hold the ON/OFF button (2).
Measuring Angles
With the build-in magnet the unit can be stuck to any magnetic
surface.
Absolute measuring: When the unit is turned on it is in the
absolute measuring mode (ABS). The tilting angle of the unit is
displayed and the up and down arrows indicate the leaning
direction. If the unit leans to the right, the DOWN arrow is displayed,
if the unit leans to the left, the UP arrow is displayed.
Zero Function: To measure relative angles, press the ZERO button
(3). The current angle is set as zero and the measured angles are
relative to that angle. To return to the ABS mode, press the ON/OFF
(2) button briefly.
Cleaning and Storing
Clean the protractor with a lightly moistened cloth. Do not immerse
the protractor in liquids of any kind. Store the angle gauge in a dry
location and protect the unit from dust and dirt.
If you do not use the angle gauge for long period of time, remove
the battery.
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