Message windows during determination – Metrohm 797 VA Computrace User Manual
Page 123
5.3 Monitor
797 VA Computrace – Software
111
overload. In this case, stop the measurement and change the
measurement parameters.
For a running voltage sweep there is a live display in the
MONITOR-
ING
window with automatic scaling of the axes. Manual rescaling
can be done by pressing the
Auto
scale
option of the context sensitive menu. At the end of each volt-
age sweep, the recorded curve is copied into the
DETERMINATION
CURVES
window.
Message windows during determination
For some steps in the operation sequence additional windows de-
manding an action or entry of the user appear.
PLACE BLANK
If the
Measure blank
option in the
Determination
tab is enabled, the message
Place blank and press
OK
appears. Add the blank solution into the meas-
uring vessel and press
.
PLACE SAMPLE
This window appears for all sample determina-
tions with standard addition or calibration curve.
The window displays date and time of the deter-
mination start and the title of the method used.
Date and time in the format
YYMMDDHHMM
(month-day-hour-minute) and the
Sample ID
are
used as default for the name of the determination
file to be saved automatically (e.g.
0706181712_sample.dth
).
Sample ID [ 32 characters ; "sample" ]
Identification for sample.
The expression defined
in the
Determination
tab is displayed and can be
changed if desired.
Sample amount [ > 0 ; 10 ]
Amount of sample added to the measuring vessel.
The value defined on the
Determination
tab is dis-
played and can be changed if desired.
Sample unit [ mL, g ; mL ]
Selection of unit for sample amount. The value de-
fined on the
Determination
tab is displayed and