73
Standard Operations
Scale & units:
1.
Press
Scale & Units
in the Options menu.
2.
Highlight
Abs
or
%T
as the required units.
3.
Highlight
Auto
or
Manual
scaling on the graph´s y-axis.
Note:
If manual scaling is selected, use the alphanumeric keypad to set the
limits y
min.
and y
max.
. The graph is adjusted to display only the values in the
selected range. If automatic scaling is selected, the instrument sets the
limits automatically so that the total range can be displayed.
4.
Press
OK
to confirm.
5.
Press
Return
to return to the scan mode.
5.7.4.2 Time course scan reading
After the parameters have been selected, the instrument must be
blanked, then the sample can be analyzed.
1.
Insert the blank cuvette/cell into the cuvette/sample cell holder.
Press
Zero
. The blank reading is shown on the display.
2.
Insert the sample cuvette/cell into the cuvette/sample cell
holder. Press
Read
. Start collecting time course (kinetic) data.
Note:
During the measurement the
Zero
and
Read
keys change to
Mark
and
Stop
.
•
Select
Mark
to mark the next data point collected. This mark is
not used by the instrument, but is available for the user and
may indicate a significant event, such as the addition of a
sample or other reagent. The mark is also shown in the table.
•
Select
Stop
to end the sample readings.
