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• After the calibration point is confirmed, to avoid cross-contamination immerse
the sensors in the next calibration buffer rinse solution and stir gently.
• Press <Cal Point> to select the next buffer (if necessary), and repeat the cali-
bration procedure outlined above with the second and third buffers.
Note The calibration procedure can be terminated after a single or 2 point
calibration by pressing <ESC>. The message “Storing” followed by
“Calibration completed” will be displayed.
• Press <OK> to return to the Calibration menu.
• Press <Measure> to return to the measurement screen.
Custom buffer calibration
The HI 9829 permits a single custom buffer to be
used for pH calibration. This can be used along
with standard buffers as part of a 2 or 3 point
calibration or as a single point.
• To select this option first press <Cal. point> and
then <Custom> while the meter is waiting for
stable reading.
• A text box window will appear. Use the keypad to enter the value of the buffer
at the current temperature. The valid range for custom a buffer is from 0.00
to 14.00 pH.
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