Waltron 9065, User Manual, Page: 48 / 51

Appendix A: Formulas
47
Waltron User Manual
9065 Luminescent Dissolved Oxygen Analyzer
APPENDIX A: FORMULAS
Converting the temperature units:
Temperature T (° C) = (T (° F)-32)*5/9
Conversion of O
2
units:
The 9065 can be set to various oxygen units, where the instrument then makes the following
conversions:
100
20,95
saturation air % %
2
 
O
With
Tm : Temperature in ° C
patm : Atmospheric air pressure during the oxygen calibration (bar).
 
4
m
3
m
2
m
T 8 0,00000159 + T 0,000322 - T 0,02755 + 1,335 - 48,998
    
m T
T c
temperature correction
414 , 22
32
100
0,2095
1013
saturation air %
    
T atm
c p
l
mg
l
mg
ppm

ppb
l
mg
l
g
  
1000
