GE Datex-Ohmeda Aisys Carestation Reference Manual page 456

Key to Numbered Components
1. Pipeline inlet
2. Pipeline pressure transducer
3. High-pressure relief valve (758 kPa / 110 psi)*
4. Supply connections for the ventilator and pilot pressure for SCGO
a. O drive gas
2
b. Air drive gas
5. Venturi suction supply connection
a. O drive gas
2
b. Air drive gas
6. Cylinder inlet
7. Cylinder pressure transducer
8. Primary regulator (cylinder pressure)
9. Test port (primary regulator)
10. System switch
11. Selector valve
a = O ; b = Air; c = N O
2 2
12. Flow controller
a = O ; b = balance gas
2
13. Alternate O disable valve
2
14. Hot-wire anemometer
a = O flow sensor channel; b = balance gas flow sensor channel
2
15. Mixed gas
16. Backpressure regulator
17. Low-pressure relief valve (38 kPa / 5.5 psi)*
18. O flush and auxiliary flowmeter regulator (241 kPa / 35 psi)*
2
19. O Flush valve
2
20. Pressure switch (used with the ventilator)
21. Breathing system pressure relief valve (SCGO only — 150 cmH
22. To Port 3 of ABS interface (circle)
23. For SCGO, to Port 2 of ABS interface (non-circle Inspiratory port)
For ACGO, to external 22-mm ACGO connector
24. Auxiliary O flowmeter (optional)
2
* Approximate values
Key to Symbols
Pneumatic Connection
Filter
Direction of Flow
Check Valve
N O Air
2
6 6
7 7
8 8
B B B
9 9 9
1 1
A A
3 3
2
4b
C
11c 11b
12b
14b
15
O)*
2
16
A - Pipeline Manifold
B - Cylinder Supply
C - Electronic Gas Mixer
Cassette
D - Electronic Vaporizer
E - SCGO Assembly
F - ACGO Assembly
P - Pressure Transducer
S - To Scavenging
Aisys
O O
2 2
6 6
7 7
24
8 8
B
9
1
A
3
2 2
5a
5b
4a
18
11a
19
10
E
20
12a
13
14a
21
4
D
F
17
20
S
23
Figure 11-3 • Pneumatic circuit diagram
11-4
26.Inflow flowmeter
27.Outflow flowmeter
28.Inflow check valve
29.Inflow valve
30.Outflow valve
31.Scavenge valve
32.Liquid prevention valve
33.Proportional valve
Electronic Vaporizer
17
16
26 27
T
22
23 Manifold
Temp
P
Sensor
33
28
32
29
30
22
Cassette ID
Liquid
Level
Sense
P
31
P
Temp
Sense
04/08 M1046983