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• Rinse the pH electrode with deionized water and immerse into
the sample until the reference junction is completely submerged.
Be sure that the tip of the electrode is not hitting the stir bar.
• Insert the dosing tip into the titrant tube sleeve. IT IS CRITICAL
THAT THE TIP BE IMMERSED APPROXIMATELY 0.25 CM (0.1")
INTO THE SOLUTION BEING TITRATED.
• Press
Continue
to begin the titration and
Stop
to abort it.
• The instrument will continuously update the concentration on
the display. The value will be displayed blinking. When the
reading is under range “
----
” symbol appears blinking.
• The titration curve can be visualized during a titration by pressing
Plot ON
. Press
Plot OFF
or
ESC
to exit this mode.
• At the end of the titration, the total or strong alkalinity of water sample in the selected unit of
measurement (mg/L or meq/L) is displayed. The titration curve can be viewed by pressing
Plot
ON
. Press
Plot OFF
or
ESC
to exit this mode.
• Press
LOG
to record the concentration value into
the instrument’s memory. A message will be
displayed for a few seconds indicating the amount
of the free log space. Up to 200 log samples can
be recorded in the instrument’s memory.
