Servomex 07931001B, Operator'S Manual

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© Servomex Group Limited. 2020 07931001B revision 6
11. Appendix Display unit conversion
When you select display units as described in Section 4.8, you must ensure that you also
enter the correct unit conversion factor, as shown in the table below:
To convert
from *
to
†
use the units conversion factor applicable
gas(es)
% ppm 10000 any
ppm % 0.0001 any
ppm vpm 1 any
ppm mg/m3 1.4277 O2
" " 0.750 NH3
" " 1.2492 CO
" " 1.9631 CO2
% mg/m3 14277 O2
" " 7500 NH3
" " 12492 CO
" " 19631 CO2
ppm %LEL 0.0008 CO
% %LEL 8 CO
% mol/mol 0.01 any
ppm mol/mol # #
* Measurement default units
†
Selected display units
#
This conversion is not supported
Note: To return to the measurement default units, select the "off" units
selection option and set the units conversion factor to "1":
see Section 4.8