28
• After a few seconds, the display will show
“-0.0-”
. The meter is now zeroed and ready for
measurement.
• Remove the cuvette.
• Add the content of one packet of
HI93718‑0
reagent. Replace the cap and shake gently for
about 20 seconds to dissolve most of the reagent.
• Replace the cuvette into the cuvette holder and ensure that the notch on the cap is positioned
securely into the groove.
• Press and hold
READ /TIMER
for three seconds. The display will show the countdown prior
to measurement. The beeper is playing a beep at the end of countdown period.
MEASUREMENT PROCEDURE
3''