Agilent Technologies 8860 User Manual page 29

Gas Sample Selector (Cylinder Version)
Cylinder #1 Filter
Cylinder #2
Filter
Cylinder #3 Filter
Cylinder #4
Filter
Cylinder #5 Filter
Cylinder #6
Filter
Cylinder #7 Filter
Cylinder #8
Filter
Figure 11 Selector flow diagram for the cylinder version.
The selector also includes automated valves used when purging the system
(SV1 and SV2).
Agilent Gas Sample Selector for 8860 and 8890 User Manual
Sample
Valve
Actuator
Valve 1
Multi Position
Valve
Principle of Operation
Purge
Needle Valve 1
Valve
Actuator
Valve 2
Check
Valve
Needle Valve 2
Introduction 2
GC
N
2
Actuator Gas
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