GemRed DIGITAL LEVEL Manual

DIGITAL LEVEL
LCD SCREEN ICONS
Replace batteries when the Battery Power Icon is displayed.
Only displayed when battery power is low.
Sound/Beeper Icon-This icon appears on the screen when the
beeper function is activated.
Indicates that the level is working in relative angle mode.
This icon appears on the screen when the HOLD function is activated.
Indicates that the digital level is calibrating for one direction.
-1-
Indicates that the digital level is calibrating for another direction.
-2-
KEY FUNCTIONS
1）Button A - Press once to turn the LCD display screen on. Press the
button again to set current angle to zero,
indicate relative an le measurement mode. HOLD button A for 3 g
seconds to turn off. An auto-off fea ture shuts the display off after a period
of inactivity to preserve battery li fe.
2）Button B - press once to enter the HOLD function and for the H
icon be displayed, press once again to release hold function.
Press and Hold button for 3 seconds to activate sound
function. Bee pe r will sound at level 0
The sound function utilizes a series of be
eventually reaching a constant tone at exactly 0 and 90 degrees
approaches 0 and 90 degrees and
3）Button C- converts angles to different units. Push once to change the
display units from degrees ( ) to mm/m,
( in/ft . Hold button for 3 seconds to turn on light. Touch any key to then )
illuminate the display while light function is on. Hold button again for 3
seconds to turn off light.
REF icon will be dis la ed to
( ) and plumb( 90 ).
ep s that increase in tem o
to ercent slo e % , to itch p p ( )
°
KNOW YOUR LEVEL
1） Endcaps-Ends cushioned to help protect level from damage.
2） Bubble Vial-The level or plumb of a surface can also be accurately
measured by positioning the bubble inside the vial in between the
marks on the vial's surface.
3） Keyboard
4） LCD Display-With blue backlight. Large, easy-to-read display screen
reads right side up even when level is upside down.
5） Measuring surface-only bottom surface is the measuring surface
6） Battery compartment-Holds two AAA batteries to power the LCD
display (included)
1
IMPORTANT NOTE ：
1）The digital level has been pre-calibrated at the factory.
2）The level should only be recalibrated if level has been dropped.
(see Calibrating your Level)
CALIBRATING YOUR LEVEL(Figs.2,3)
1）Place the digital level on a flat and smooth surface, press A button and
B button at the same time, the calibration mode is activated and
"-1-" will be displayed. Press A button again,-1- will flash briefly. Do
not move until -2- is displayed.
Fig. 1
2) Rotate the level 180 in the same location and ress A button,
-2- will flash briefly. Do not move until the unit has completed the
calibration and reset the display to the current level.
p y
p
as it
p
2
3
4
1
6
Fig. 2
p
Fig. 3
5