Pfeiffer Vacuum QMA 400 Manuals

Manuals and User Guides for Pfeiffer Vacuum QMA 400. We have 2 Pfeiffer Vacuum QMA 400 manuals available for free PDF download: Operating Instructions Manual

Pfeiffer Vacuum QMA 400 Operating Instructions Manual

Pfeiffer Vacuum QMA 400 Operating Instructions Manual (54 pages)

Quadrupole Analyzer for QMG 700 HiQuad

Brand: Pfeiffer Vacuum | Category: Measuring Instruments | Size: 3 MB

Table of Contents

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Pfeiffer Vacuum QMA 400 Operating Instructions Manual

Pfeiffer Vacuum QMA 400 Operating Instructions Manual (60 pages)

Brand: Pfeiffer Vacuum | Category: Measuring Instruments | Size: 1 MB

Table of Contents

Product Identification
2
Validity
2
Intended Use
2
Table of Contents
3
1 Safety

5
2 Description

7
- Design
  7
- Ion Sources
  8
- Mass Filter
  8
- Secondary Electron Multiplier
  9
- Versions
  10
- Cathode Materials
  10
- Electron Collimation Magnet
  11
- 90° Deflection
  11
- Faraday Cup
  12
- Isolated Design
  12
- Vacuum Annealed QMA
  13
- Extraction Hood
  13
- Beam Deflection Device
  13
- Differential Pumping
  13
3 Technical Data

14
4 Installation

17
- Preparation
  17
- Installing the Electron Collimation Magnets
  20
- Installation
  21
- Gas Inlet System
  22
- Qmh 400/410
  22
- Ep 422
  22
- Cp 400
  23
- Removing / Installing the SEM Connector Plate
  23
- Mounting the Protective Tubes
  23
- Cabling
  23
5 Operation

24
- First Time Operation
  24
- High Temperature Operation
  25
- Baking the Analyzer
  25
- Removing the Connector Plates
  26
- Mounting the Connector Plates
  26
- Assessing the Sensitivity
  26
- Secondary Electron Multiplier SEM
  27
- Contamination
  27
- Low Partial Pressures
  27
- Gain Factor
  27
- Surface Ions
  28
- Degas
  28
6 Optimization

29
- Recommended Operating Modes
  29
- Test Gas
  30
- Ion Source Parameters
  31
- Emission
  31
- Protection
  31
- V1 Ionref
  31
- V2 Cathode
  32
- V3 Focus
  32
- V4 Field Axis
  32
- V5 Extraction
  33
- V8 Reserve
  33
- V9 Wehnelt
  33
- V6 / V7 Deflection
  33
- Resolution
  34
- RF Cable Polarity
  34
7 Ion Sources

35
- Axial Ion Source
  35
- Crossbeam Ion Source
  37
- Grid Ion Source
  41
- Two Lens Ion Optics
  43
- Crossbeam Ion Source with Two Lens Ion Optics
  46
- Three Lens Ion Optics
  48
- Crossbeam Ion Source with Three Lens Ion Optics
  51
8 Maintenance and Spare Parts

54
9 Disposal

54
Appendix

55
- A: Literature
  55
- Declaration of Contamination
  56
- Declaration of Conformity
  57

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