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Description of operating principles
Symbols for pneumatic components
Description of operating principles
7
1
2
O
2
AIR
P
9
E
Air Mix/
No Air Mix
Symbols for pneumatic components
Filter
Non-return check valve
Pressure regulator
Pressure limiting valve, variable
Pressure limiting valve, with fixed setting
2/2-way valve, pneumatically controlled
3/2-way valve, electrically controlled
Injector
Pressure gauge
P
Pressure sensor
E
∆
P
Differential pressure sensor
E
Air inlet
48
Insp./Exsp.
10
100%O
2
50%O
2
3
16
P
20
E
PEEP
8
21
11
22
23
12
6
17
5
18
E
P
19
P
4
IPPV/
SIMV/CPAP
Paw
Paw
24
13
27
∆
P
25
26
E
E
Flow
15
14
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