Datex-Ohmeda 7900 - Page 23

2/Theory of Operation
1503-0151-000 3/27/97 2-5
Figure 2-7
Exhalation Manifold
Flow
V
alve
Pressure
Regulator
I
nlet
F
ilter
Gas
Inlet
Valve
(GIV)
2
5 psi
Exhaust
to Scavenging
Valve (AGSR)
30 mm Port
17 mm Port
Bellows Return
Gas
25 mm Port
Bellows Drive
Gas
Exhalation Manifold
M
anifold Pressure
Supply
Gas
Hose
3
5 - 100 psi
Supply inlet