Metrohm 757 VA Computrace - Manual (Page 145)

7.3 Signals in exploratory mode
757 VA Computrace – Software
135
7.3 Signals in exploratory mode
Load a signal curve
1. Click on or MAIN WINDOW / Mode / Exploratory .
2. Click on or EXPLORATORY SPECIFICATION / File / Load
signal .
3. Select one or several (Ctrl + Click) signal files *.sig in the
OPEN window and click <OK> .
Save a signal curve
1. Select the desired signal curve in the list of the EXPLORATORY
SPECIFICATIONS window.
2. Click on or EXPLORATORY SPECIFICATION / File / Save
signal .
3. Select the desired directory and enter the signal file name
*.sig in the SAVE AS window and click the <Save> button.
Please note that a user specific data directory can be defined
in the
User Directories tab.
Save signal curves automatically
1. Click on MAIN WINDOW / Settings / General settings and enable
the Auto save determination and signal option in the General tab.
2. Select the directory for storage of the signal files in the Data
folder field using the <Browse> button. Please note that a user
specific data directory can be defined in the User Directories
tab.
Record a signal curve
1. Click on or MAIN WINDOW / Mode / Exploratory .
2. Select Electrode and Drop size (for SMDE and HMDE) in the
EXPLORATORY SPECIFICATION window (see Electrodes, sec-
tion 3.1).
3. Set Stirrer or RDE speed (see Stirring, section 3.4).
4. If necessary, click and limit the Highest current
range or Lowest current range in the POTENTIOSTAT window
(see Potentiostat, section 3.3).
5. Select the desired VA measurement mode in the Mode field
(see VA measurement modes, section 3.2).
6. Set the Initial purge time (see Purging, section 3.4).