17
• Press
ZERO/CFM
and the lamp, cuvette and detector icons will appear on the display, depending
on the measurement phase.
• After a few seconds, the display will show
“-0.0-”
. The meter is now zeroed and ready for
measurement.
• Remove the cuvette.
• Add the specific test reagent for each parameter:
Free Chlorine:
1 packet of
HI93701‑0.
Replace the cap and shake gently for 20 seconds.
Total Chlorine:
1 packet of
HI93711‑0.
Replace the cap and shake gently for 20 seconds.
Cyanuric Acid:
Fill a beaker with 25 mL of sample, add 1 packet of
HI93722‑0
and swirl
gently. Fill a second cuvette with 10 mL of reacted sample.
pH:
5 drops of
HI93710‑0.
Replace the cap and swirl the solution.
• Replace the cuvette into the holder and ensure that the notch on the cap is positioned securely
into the groove.
MEASUREMENT PROCEDURE
5
or
or