Hanna Instruments HI 4211 User Manual
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the user to select the desired character. It is also possible to delete the last character by positioning the cursor on
the Backspace character and pressing
.
• Press
to return to Sample ID options. If the Saving
Confirmation is enabled, press
to accept the modified
option,
to escape without saving or
to
return to the editing mode. Otherwise, the modified options
are saved automatically.
• If the selected increment mode is Automatic, the desired sample ID
value can be set using
or
.
• Press
to save the current value or press
to
cancel operation.
Stability Criteria
This option allows the user to select the signal stability criterion for the measured parameter (pH, mV, ISE):
Fast – this criterion will give faster results with less accuracy.
Medium – this criterion will give medium speed results with medium accuracy.
Accurate – this criterion will give slower results with high accuracy.
To set the Stability Criteria:
• Press
while in
pH Measure mode.
• Press
.
• Use
or
to select the Stability Criteria option.
• Press
and use
or
to highlight the
desired option.
• Press
to confirm your selection or press
to
cancel operation.
Reading Mode
This option allows the user to select between Direct and Direct/AutoHold pH reading mode. If choosing the second
option, the current reading can be frozen on the LCD when
is pressed and if the stability criterion is reached.