Hanna Instruments HI 4211 User Manual
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• Press
to exit custom buffer edit menu. 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 option is saved automatically.
• Use
key to select the next custom buffer to be set or press
to return to Calibration options.
Edit Buffer Group
Accessing this option the user can edit the desired group of five pH buffers for automatic buffer recognition
(Automatic Buffer Entry Type). If the Buffer Group already contains five pH buffers, at least one pH buffer has to
be removed in order to add another buffer.
To edit/set the Buffer Group:
• Press
while in
pH Measure mode.
• Press
.
• Use
or
to select the Calibration option.
• Press
and use
or
to highlight the Edit
Buffer Group option.
• Press
and use
and
to choose the pH
buffer to be included in the buffer group.
• Press
or
to add/remove the selected pH buffer
to/from the buffer group.
• Press
to return to Calibration options and to save the changes.
Calibration Reminder
In order to have accurate readings, the instrument must be calibrated frecquently. Three options are available for
the calibration reminder: Daily, Periodic or Disabled.
To set the Calibration Reminder:
• Press
while in
pH Measure mode.
• Press
.
• Use
or
to select the Calibration option.
• Press
and use
or
to highlight the
Calibration Reminder option.
• Press
and use
or
to highlight the
desired option.
• Press
to confirm your selection or press
to
cancel operation.