−
Non-disturbing gases
of which effect on CO
−
2
(5 vol%) readings < 0.2
−
vol%:
−
−
−
−
−
Ethanol C
H
OH (<0.3%)
2
5
Acetone (<0.1% )
Methane CH
(<0.2%)
4
Nitrogen N
(0-100%)
2
water vapor (0-100%)
Trichloromonofluoromethane
(<1%)
Dichlorotetrafluoroethane (<1%)
Dichlorofluromethane (<1%)
Disturbing gas and its
effect
E-sCO, E-sCAiO, N-CAiO module
147
•
Halotane (4%): increases CO
vol%) < 0.3 vol%
•
Isoflurane (5%): increases CO
vol%) < 0.4 vol%
•
Enflurane (5%): increases CO
vol%) < 0.4 vol%
•
Desflurane (24%): increases CO
vol%) < 1.2 vol%
•
Sevoflurane (6%): increases CO
vol%) < 0.4 vol%
•
N
O (40%): increases CO
2
< 0.4 vol%
•
Helium (50%): decreases CO
vol%) < 0.3 vol%
•
If O
compensation is not
2
activated: O
(40-95%) decreases
2
< 0.3 vol%
•
If O
compensation is activated: O
2
(40-95%) error < 0.15 vol%
•
If N
O compensation is not
2
activated: N
O (40-80%) increases
2
< 0.8 vol%
•
If N
O compensation is activated:
2
N
O (40-80%) error < 0.3 vol%
2
(5
2
(5
2
(5
2
(5
2
(5
2
(5 vol%)
2
(5
2
2