Micromeritics ASAP 2020 Confirm Operator's Manual page 324

ASAP 2020 Confirm
4023- The file (sample file) cannot be prepared for analysis. It is open for editing and
contains errors.
Cause:
Action:
4024- Backfill gas in sample file does not match any gas in unit.
Cause:
Action:
4025- There is no Helium attached to the unit.
Cause:
Action:
4026- Cannot calculate Dubinin-Astkahov: bad least squares data.
Cause:
Action:
4027- Fewer than two sample files have data suitable for heat of adsorption reports.
Cause:
Action:
B-30
You attempted an analysis using a sample file that is being edited and
has invalid values in one or more of its fields.
Enter valid values into the fields that have errors, save the changes, and
close the dialog box.
You selected a backfill gas that is not included in the gas configuration.
Make sure that gas selections match the gases that are attached to the
instrument. Choose one of the gases as the backfill gas, or edit the sam-
ple file and choose one of the existing gases as the backfill gas.
A measured free space has been requested but Helium does not appear
to be available.
Make sure the helium cylinder is attached to the unit at its designated
port.
Less than two selected data points are within the fitted pressure range.
Edit the calculation assignments on the Collected Data dialog, or
change the fitted pressure range on the Dubinin report options dialog.
Less than two of the sample files you selected for heat of adsorption
reports contain appropriate data.
Edit the Quantity Adsorbed table, or select other sample files.
Appendix B
202-42811-01 - Mar 2011