TriStar II 3020 Defining Parameter Files
302-42828-01 - Dec 2012 3-13
Analysis Conditions
Analysis conditions specify the data used to guide an analysis.
1. Go to File > Open > Analysis Conditions or use the F3 keyboard shortcut.
2. Enter a name in the File name text box. Click Open.
3. Click OK to create the file.
4. Enter a description in the Description text box.
5. In the Isotherm Collection group box, select if the isotherm is collected by target pressures or
dose increments. To enter collection details, click the Pressure or Options button to enter
collection details if using Target Pressures or click the Options button if using Dose Increments.
6. Select the Absolute pressure dosing checkbox to specify pressure targets in mmHg, mbar, or kPa
instead of relative pressure. This option is typically selected when using adsorptives at analysis
conditions above the critical point of the gas; for example, H
2
adsorption on carbon at liquid
nitrogen temperature.
7. Click the following buttons to specify:
8. Click Save, then click Close. The file saves with a .ANC file extension.
Button Use to Specify...
Preparation evacuation rate / time and leak test values
Free space how the free space is to be measured
pº and T how the saturation pressure (Po) is to be measured and the
analysis bath temperature
Equilibration the equilibration times for relative pressure ranges
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