Owner's manual

7 How to ...?
757 VA Computrace – Software
144
12. Transfer the desired sample amount into the sample vessels.
Place the sample vessels at the odd positions on the sample
rack of the 813 Compact Autosampler. For each sample ves-
sel, place a vessel filled with rinsing solution at the following
even position (volume rinsing solution = volume sample solu-
tion).
13. Click on or
MAIN WINDOW / Window / Monitor
to open the
MONITOR
window.
14. Start the measurement by clicking the icon in the
MAIN
WINDOW
or the button in the
MONITORING
window.
15. Follow the instructions in the appearing message windows.
Recalculate an existing determination
1. Click on or
MAIN WINDOW / Mode / Determination
.
2. Click on or
MAIN WINDOW / File / Load determination
.
3. Select the desired determination file
*.dth
in the
OPEN
window
and click
<OK>
. The determination is loaded into the
DETER-
MINATION CURVES
window.
4. Click on or
MAIN WINDOW / Window / Results
to open the
RESULTS
window.
5. Click on or
MAIN WINDOW / Window / Determination curves
to open the
DETERMINATION CURVES
window.
6. Arrange the subwindows in the
DETERMINATION CURVES
win-
dow so that the list of curves, the determination curves and
the calibration curves are visible.
7. If desired, select one or several (Ctrl + Click) objects in the
list of curves and click on or
Show selected...
of the con-
text sensitive menu to show only the selected determination
curve(s).
8. If desired, zoom the interesting area in the determination
curves subwindow.
9. Click on or
DETERMINATION CURVES / Edit / Determination
method parameters
to open the
EDIT DETERMINATION METHOD
PARAMETERS
window.
10. Modify the parameters (e.g.
Sample amount
,
Cell volume
,
Peak
position
, baseline parameters, standard solution concentra-
tions, calculation parameters) to the desired values on the
tabs
Specifications
,
Determination
,
Substances
and
Calculations
(see section 5.2).