iii
3.2.6. Cycle valves ........................................................................................................19
3.2.7. Cycle valve control panel .....................................................................................20
3.2.8. Pump assemblies ................................................................................................22
3.2.9. FTIR bench & gas cells ........................................................................................24
3.2.10. Touchscreen computer assembly .....................................................................25
3.2.11. Relay outputs ...................................................................................................27
3.2.12. Relay output control panel ................................................................................30
3.3.
Electrical Layout .........................................................................................................32
3.3.1. Power distribution panel .......................................................................................32
3.3.2. Interconnecting cables .........................................................................................33
3.4.
Air sampling system ....................................................................................................33
3.4.1. ACM 150 flow cycles ............................................................................................33
3.4.2. Bypass and order of scan ....................................................................................34
3.4.3. Background cycle ................................................................................................34
3.4.4. Valve switching and timing ...................................................................................35
3.4.5. CDA panel ...........................................................................................................36
3.4.6. Other sampling components ................................................................................37
3.5.
Optional capabilities ....................................................................................................38
3.5.1. Sample points ......................................................................................................38
3.5.2. Automatic line leak test ........................................................................................38
3.6.
ACM 150 Operating Principle ......................................................................................39
3.6.1. Basic operation ....................................................................................................39
3.6.2. Wavenumber precision ........................................................................................39
3.6.3. Absorbance and gas concentration ......................................................................39
3.6.4. Permanent calibration ..........................................................................................40
3.6.5. Analytical methods ...............................................................................................41
3.6.6. ZPD Values (ZPD Energy and ZPD Position).......................................................42
4.
Installation environment .....................................................................................................43
4.1.
Space requirement......................................................................................................43
4.1.1. Temperature and protection .................................................................................43
4.1.2. Electrical area ......................................................................................................43
4.2.
Utility requirements .....................................................................................................43
4.3.
Vacuum sampling system ...........................................................................................44
4.4.
Available outputs ........................................................................................................44
4.5.
Data interface and protocol .........................................................................................44
5.
Installation ..........................................................................................................................45
5.1.
Receipt and unpacking ...............................................................................................45
5.2.
Electrical power ..........................................................................................................46