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General| Ion Source | Electron Ionization (EI) |
|---|---|
| Detector | Electron Multiplier |
| Data System | Thermo Scientific Xcalibur |
| Resolution | Unit mass resolution |
| Vacuum System | Turbomolecular pump |
| Inlet | Direct insertion probe, Gas Chromatography (GC) |
| Weight | Approximately 136 kg |
Provides an overview of the GC/MS system and its analytical capabilities.
Discusses safety symbols, signal words, and general warnings.
Lists necessary tools and parts for system installation.
Detailed procedure for connecting a capillary column to the GC/MS.
Step-by-step guide for powering on and initializing the GC/MS system.
Outlines a factory-recommended schedule for component maintenance.
Instructions for cleaning the ion source and its internal parts.
Procedures for checking, adding, purging, and changing rotary-vane pump oil.
Step-by-step guide for replacing the analog electronic board in the DSQ II.
Procedure for replacing the main power module of the DSQ II system.
Instructions for replacing the RF generator board component.
Identifies and explains issues related to data system and instrument communication.
Addresses problems related to vacuum pressure fluctuations and leaks.
Discusses issues with filament continuity, current regulation, and lens performance.
Explains the components and function of the vacuum system for ion detection.
Details the rotary-vane pump's location, connection, and operation.
Describes the function of calibration, CI reagent, and vent valve gas inlets.
Explains the ion source's role in ion formation and its main components.
Describes the ion volume's function in ionization and its different modes.
Details the inlet valve's function as a vacuum interlock and probe insertion mechanism.
Describes the quadrupole's function in filtering ions based on m/z ratio.
Explains the prefilter's role in preventing neutral species and improving signal-to-noise.
Explains the conversion dynode's role in signal amplification and secondary particle production.
Details the electron multiplier's function in amplifying current via electron cascades.
Lists part numbers for vacuum manifold components and related items.
Provides part numbers for various ion source components and assemblies.
Lists part numbers for electronic boards and connecting cables for the DSQ II.
Presents a block diagram illustrating the electronic components and their interconnections.
Shows a block diagram detailing the power flow throughout the DSQ II system.
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