Waters 2489, Обзор и руководство по обслуживанию

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June 11, 2015, 715004752 Rev. A
Page ix
General Information .................................................................. iii
Copyright notice ......................................................................................... iii
Trademarks ................................................................................................ iii
Customer comments ................................................................................... iii
Contacting Waters ...................................................................................... iv
Safety considerations .................................................................................. iv
Safety hazard symbol notice.............................................................. iv
Considerations specific to the 2489 UV/Visible detector ......................... iv
FCC radiation emissions notice........................................................... v
Electrical power safety notice............................................................. v
Equipment misuse notice .................................................................. v
Safety advisories ............................................................................. v
Operating this instrument ............................................................................ v
Applicable symbols........................................................................... v
Audience and purpose ...................................................................... vi
Intended use of the 2489 UV/Visible detector ...................................... vi
Calibrating ...................................................................................... vi
Quality control................................................................................. vi
EMC considerations .................................................................................... vii
Canada spectrum management emissions notice ................................. vii
ISM Classification: ISM Group 1 Class B ............................................. vii
EC authorized representative ....................................................................... vii
1 Theory and Principles of Operation .......................................... 15
1.1 Detector description .................................................................................. 15
1.2 Principles of operation ............................................................................... 17
1.2.1 Detector optics................................................................................ 17
1.2.2 Wavelength verification and test ........................................................ 21
1.3 Operational modes .................................................................................... 22
1.3.1 Single-wavelength mode .................................................................. 22
1.3.2 Dual-wavelength mode..................................................................... 24
1.3.3 Spectrum scanning .......................................................................... 25
1.3.4 Cuvette operations .......................................................................... 26
1.3.5 RatioPlot ........................................................................................ 26
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