Figure 22. Functional Block Diagram Of The Vacuum System - Thermo Scientific LTQ Series Hardware Manual

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Functional Description
Mass Spectrometer

Figure 22. Functional block diagram of the vacuum system

Nitrogen
gas port
Sheath
gas valve
Aux
gas valve
Sample
Sample tube
inlet device
28 LTQ Series Hardware Manual
Sweep
gas valve
Atmospheric Source
pressure region
region
Convectron
gauge
Exhaust
Forepump
Foreline
MP00 MP0
rf lens ion guide
region region
Triple-inlet
turbomolecular pump
Vent
valve
Helium
gas port
Damping gas
restrictor
Analyzer
region
Ion
gauge
Air filter
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