Appendix A: Formulas - Waltron 9065 User Manual

Appendix A: Formulas

APPENDIX A: FORMULAS
Converting the temperature units:
Temperature T (° C) = (T (° F)-32)*5/9
Conversion of O
2
The 9065 can be set to various oxygen units, where the instrument then makes the following
conversions:

% O % air saturation
2
With
Tm : Temperature in ° C
patm : Atmospheric air pressure during the oxygen calibration (bar).


c 48,998 -
T
temperature correction
mg % air
 
p
atm
l
mg
ppm 
l

g mg
 
1000
l l
47
units:
20,95

100

1,335 T + 0,02755
m
saturation 0,2095
 
c
1013 100

ppb
 
2
T - 0,000322 T
m
32

T
22 , 414
9065 Luminescent Dissolved Oxygen Analyzer

3
+ 0,00000159 8 T
m
Waltron User Manual

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m