Micromeritics Gemini VII 2390a, Operator'S Manual

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Gemini VII Appendix B
239-42828-01 - Nov 2013 B-17
4053- At least two data points must be selected for t-Plot calculations.
4054- Fewer than two data points are inside the fitted thickness range.
4055- A positive BET surface area was not calculated.
4056- A positive Langmuir surface area was not calculated. Please check your Lang-
muir report.
4057- At least two data points are needed for Freundlich calculations.
Cause: At least two points are required for the t-Plot calculations.
Action: Edit the calculation assignments for the t-Plot report.
Cause: At least two points must be within the fitted thickness range for the t-
Plot calculations.
Action A: Edit the calculation assignments for the t-Plot report.
Action B: Edit the fitted thickness range in the t-Plot report editor.
Cause: Fewer than two points were assigned to the requested surface area
calculation in the collected data table.
Action A: Assign more points to the surface area calculation.
Action B: Select a different surface area in the t-Plot report editor.
Cause: Fewer than two points were assigned to the requested surface area
calculation in the collected data table.
Action A: Assign more points to the surface area calculation.
Action B: Select a different surface area in the t-Plot report editor.
Cause: Less than two data points have been selected for the Freundlich
report; at least two are required.
Action: Select Freundlich points on the Collected Data window. If calculation
assignments are not being used, edit the Freundlich Report options,
Absolute pressure range
in the sample file.