Hanna Instruments HI 84529-01 - Manual (Page 38)

www. hannainst .com 38 Operational Guide
This screen appears when the stirrer is
not working properly. Check the stir bar
and beaker content. Press RESTART to
try again.
This error message appears when the
pump is not working properly. Check the
tubing, valve and syringe. Press Restart
to try again.
The instructions listed below should be followed carefully to ensure
measurements are conducted with the highest possible accuracy and precision.
IT IS CRITICAL THAT THE TIP BE IMMERSED IN THE SOLUTION BEING TITRATED
(APPROXIMATELY 0.25 CM).
• Calibrate the pump prior to each series
of titrations.
• Calibrate the pump if the meter is left
idle for several hours.
• Analyze the sample immediately after
it is obtained.
• Clean the electrode with HI 70640
cleaning solutions specially designed
for milk industry.
View/Delete Titrator Recorded Data
Press MENU key then Recall to access the
titrator logs.
When an external USB storage device is
connected, the Export key is displayed. It
saves the meter and titrator logs in two
Titration
Procedure
Tips for an
Accurate
Measurement