Automatic Calibration - extol premium 8820043 Bedienungsanleitung

hypotenuse (a) according to the flashing on the
display. Press button , measure the length
of one cathetus (b).
The device will calculate the other cathetus (x).
a
x
b
2) Press button when one cathetus of symbol
is flashing. The device will calculate the
hypotenuse from the measurement of two catheti.
Press button , measure the length of one
cathetus (a). Press button , measure the
length of the second cathetus (b).
The device will calculate the length of the
hypotenuse (x).
x
a
b
3) Press button until the hypotenuse is
flashing on the symbol on the display.
Press button , measure the length of one
hypotenuse (a). Press button , measure the
length of the other hypotenuse (b). Press button
, measure the length of one cathetus (c).
The device will calculate the cathetus length of
the full line (x).
x
a
b
c
4) Press button until one side of the hypot-
enuse is flashing on the symbol on the
display.
Press button , measure the length of one
side (a). Press button , measure the length
of the middle line (b). Press button , meas-
ure the length of the other side (c).
The device will calculate the cathetus length of
the full line (x).
EN
a
b
x
c
The catheti must be shorter than the hypotenuse.
Otherwise, "err" will appear on the display. To
ensure accuracy, make sure that all the measure-
ments are made from the same point.
ADDITION/SUBTRACTION
In the single length measurement mode, this device
can be used to add or subtract lengths.
Press button , the "+" symbol will appear on
the main row of the display, meaning that you are
entering the addition mode.
The display will show the value of the last measure-
ment and the resulting sum.
Press button , the "-" symbol will appear on
the main row of the display, meaning that you are
entering the subtraction mode.
The display will show the value of the last measure-
ment and the subtraction result.
Saving and viewing
The Save function can be used in the single length
measurement mode.
SAVING MEASUREMENT RESULTS
Press button for 3 seconds, the result will
automatically be saved to the internal memory of
the device.
VIEWING MEASUREMENT RESULTS
Press button to view the saved data. Use button
or to scroll forwards and backwards.
Holding down button will delete old entries.
•
ATTENTION
The spirit level on the device is only for indicative
(rough) measurement and any measurement inaccu-
racy or reduced functionality of the spirit level is not
grounds for complaint. For accurate measurement,
use a standard spirit level.
30
Error signals on the display
Some of the warning messages listed below may appear on the display:
Message Cause
Err1 Signal is too weak.
Err2 Signal is too strong.
Err3 Weak battery.
The operating temperature is too high,
Err4
outside the operating range.
Err5 Error in the Pythagorean measurement mode.
Err6 The memory of the device is damaged.

Automatic calibration

This function can maintain the accuracy of the device.
Turn off the device, hold down button and
then press button . Then release button
and then release button until the letters "CAL"
and the image under these letters appear on the
display. The user may set this image using buttons
and to ensure the accuracy of the device.
Settings range: -9 to 9 mm. Then hold down button
to save the calibration results.
Maintaining and storing
the device
y Please keep the surface of the device clean.
To remove any dirt or dust, use a damp soft cloth.
For maintenance and cleaning of this device,
never use abrasive cleaning products or organic
solvents (e.g. acetone). Perform maintenance
around the lens and the lens itself using gentle
products so that the lens is not scratched, e.g.
first with a small brush or an air current to remove
mechanical particles and then with, for example,
a damp textile sold for cleaning eye glasses.
Store the cleaned device in the supplied storage
case in a dry location out of children's reach, in the
specified temperature range. Protect the device
against radiant heat sources and direct sunlight.
31
Solution
Select a more reflective surface.
Use white paper or the reflective target plate.
Select a less reflective surface.
Use darker paper.
Replace the batteries.
Wait for the device to cool down. Use the
device in the prescribed temperature range.
Take a new measurement, making sure that
the hypotenuse is longer than the catheti.
Contact an authorised service centre.
Label and pictograms
on the label
Meets respective
EU requirements.
Read the user's
manual before use.
Electrical waste, see below.
Laser radiation!
Do not look into the ray. Class 2 laser equipment.
EN