Awareness Technology Stat Fax 4200 Operator's Manual page 45

Select Axes (Continued)
The Log / Logit option is available under the Point to Point Mode, Regression Mode,
and the Cubic Spline Mode. Concentrations must be greater than zero in this axes
mode. The program automatically increases the number of Standards by one.
Log / logit
option –
the program
automatically
increases the
number of
Standards by
one.
When using a non-linear axis:
If absorbance of a Sample is > than the highest calibrator's absorbance, " ****** " is
reported for the Concentration
Standards must be read in descending absorbance order
•
If no Standard programmed has a 0.0 concentration assigned to it, an additional
•
Standard is forced, and the concentration for that Standard is replaced with a
series of stars [ **** ]
Stat Fax
SELECT AXES
Y=Abs X=Conc
Y=Ln(1000*Abs) X=Conc
Y=Abs X=Ln(Conc)
Y=Ln(1000*Abs) X=Ln(Conc)
Y=Logit(Abs) X=Log(Conc)
® 4200 Operator's Manual Doc. 4200 Rev. K
Cancel
^
v
Select
41