
Instruction Manual pH 5+, pH 6+, Ion 6+
11
5. When the mV reading has stabilized, the mV annunciator will stop blinking. Press
to confirm the value. “” (confirm) will display briefly. The display will show
the next highest calibration standard value. Rinse the electrode with clean water.
6. Repeat steps 3 & 4 & 5 once for a 2-point calibration or twice for a 3-point
calibration using additional ion calibration standard(s).
7. Press
to complete a 2-point calibration. When a 3-point calibration has been
performed, the meter automatically completes the calibration.
8. A successful calibration will show “” (slope) followed by the mV/decade value,
the display will cease blinking and begin ion measurement.
Error m
essage “
” is displayed if is pressed after only one point calibration has
been completed. Recalibrate using minimum of 2 points.
Error message “
” is displayed if is pressed when the completed calibration
points are not consecutive. Recalibrate with calibration standards that are 1 decade
apart from each other.
Error message “
” is displayed if the calibration is not successfully stored into
memory. This occurs when the slope is <15 mV/decade or >90 mV/decade.
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