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23/04/2019
Rev 3
27
II.5.2.Description of graphic interface
HC = Hydrocarbons expressed as hexane (display as propane is possible) given in ppm (parts per
million).
CO = Carbon monoxide expressed in % by volume.
COcorr. = Corrected CO
O
2
= Oxygen expressed in % by volume.
CO
2
= Carbon dioxide given in % by volume.
λ
= Displays Lambda value. This value has no particular unit. We say that it is a coefficient or a
ratio.
rpm = Engine speed in revolutions per minute.
°C = Oil temperature measurement (or engine if CAP13XX used) expressed in degrees Celsius.