8
To prepare the instrument for taking measurements, first install the
batteries (see Battery Replacement section on page 17) and then
turn the instrument on.
To maximize the battery life the meter is automatically switched
off after 5 minutes of non-use. To reactivate it, simply press the
ON/OFF key.
MEASUREMENT PROCEDURE
• Turn the meter on by pressing the
ON/OFF key.
• The meter will carry out a self-test
displaying a full set of figures.
After the test, the LCD will change
to the measurement mode.
• When the LCD displays “----”
the meter is ready to measure.
• Fill a clean cuvette up to one
quarter inch (0.5 cm) from
its rim with the thoroughly
agitated sample.
• Allow sufficient time for bubbles to escape before securing the
cap.
OPERATIONAL GUIDE