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6.1 Normal Operation
In normal operation (Operating Page 1) the lower, dot matrix,
display gives indication of the units of measurement, millivolt
value, sensor slope and time. Selection is made using the
switch. Operation of the
Cal
Operating Page (Operating Page 2) in which the standard
solution values can be set and a manual calibration can be
initiated. Either page can be selected at any time by using the
or
switches.
Mode
Cal
switch gives access to a second
6.2 Programming Pages
Operation of the
switch enables a series of 'programming'
pages to be displayed. Unauthorised entries to this page are
inhibited by a 5-digit security code which is displayed
immediately after the page header.
In the programming pages, displayed values indicated 'xxxxx'
are for viewing only and cannot be altered by the operator.
Displayed values indicated '– – –' can be altered using the
and
switches. When the desired reading is displayed,
operate the
switch. The l.e.d's flash momentarily, to
Enter
indicate that the value has been stored in the nonvolatile
memory. Although the instrument appears to operate
satisfactorily, if the
switch is not operated, in the event of
Enter
power interruption, the programmed values are lost. If
previously programmed values are to be viewed only, it is
unnecessary to operate the
6 PROGRAMMING...
switch.
Enter
11
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