Hanna Instruments HI 84102 - Manual (Page 12)

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The instructions listed below should be carefully followed during testing to ensure best accuracy.
• Purge the peristaltic pump to have fresh titrant when starting a new analysis or calibration.
• Calibrate the peristaltic pump before performing an analysis.
• Analyze the wine immediately after the sample is obtained.
• Clean the electrode with the HI 700635 or HI 700636 cleaning solution, specially made for
wine industry, if it was unused for a long time.
TIPS FOR AN ACCURATE MEASUREMENT
This screen appears each time the minititrator enters TITRATION mode.
Press the START STOP button in order to stop the titration and return
to the main screen.
TITRATION MESSAGES
The titration result, expressed as concentration of tartaric acid in g/L, is
displayed at the end of the titration process. Press the START STOP
button to return to the main screen.
This error message appears when the input reading (pH, temperature)
exceeds the input limits.
This screen appears when the evaluated concentration is out of range.