Waters 2414, Overview And Maintenance Manual

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June 11, 2015, 715004754 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 2414 Refractive Index Detector ................ iv
FCC radiation emissions notice........................................................... v
Electrical power safety notice............................................................. v
Equipment misuse notice .................................................................. v
Safety advisories ............................................................................. vi
Operating this instrument ............................................................................ vi
Applicable symbols........................................................................... vi
Audience and purpose ..................................................................... vii
Intended use of the 2414 Refractive Index Detector ............................ vii
Calibrating ..................................................................................... vii
Quality control................................................................................ vii
EMC considerations .................................................................................... vii
Canada spectrum management emissions notice ................................. vii
ISM Classification: ISM Group 1 Class B ............................................. vii
EC authorized representative ...................................................................... viii
1 2414 RI Detector Optics Principles .......................................... 15
1.1 Use of refractive index detectors ................................................................. 15
1.2 Operating principles .................................................................................. 15
1.2.1 Optical refraction............................................................................. 15
1.2.2 Differential refractometry ................................................................. 19
1.2.3 Common RI detection problems......................................................... 21
1.3 Detector description .................................................................................. 22
1.3.1 Range and attenuation ..................................................................... 22
1.3.2 Features......................................................................................... 22
1.3.3 Operation modes ............................................................................. 23
1.3.4 Flow path ....................................................................................... 25
1.3.5 Fluid path components ..................................................................... 28
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