Weinmann MEDUMAT Standard2 - Page 251

WM 68071 05/2021
MEDUMAT Standard
2
EN 251
14 Appendix
14.1.8 Oxygen concentration with Air Mix operation
The following diagram shows the oxygen concentration for Air Mix
operation at different counterpressures and respiratory minute
volumes. The oxygen concentration is also reduced accordingly in
Air Mix operation if concentrator oxygen is used.
55
60
65
70
75
80
85
90
95
100
50
45
2468101214161820
O
2
in %
Respiratory minute volume in l/min
30 mbar counterpressure
5 mbar counterpressure
15 mbar counterpressure
60 mbar counterpressure
in
%
%
30 mbar counter
p
ressur
e
5
mbar counterpressure
1
5 mbar counterpressur
e
60 mbar counter
p
ressur
e