Waters 2996 - Preface

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Preface
The Waters 2996 PDA Detector Operator’s Guide describes the procedures for installing,
maintaining, and troubleshooting the Waters
®
2996 PDA Detector. It also describes
detector optics and the principles of Spectral Contrast used in the Millennium®
32
software
for analyzing the data from the PDA detector. Also included is information on vector
analysis, mobile phase absorbance, specifications.
This guide is intended for individuals who need to install, operate, maintain, and
troubleshoot the 2996 PDA Detector. It is also intended for users who need to understand
the Spectral Contrast principles underlying the processing of PDA Detector data by
Millennium
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software.
Organization
This guide contains the following:
Chapter 1 describes how to install and set up the 2996 Detector.
Chapter 2 describes how to troubleshoot the 2996 Detector.
Chapter 3 describes how to replace the flow cell, the lamp, and the fuse.
Chapter 4 explains the principles involved in resolving spectral data, measuring light
at the photodiode, verifying wavelengths, and computing absorbance data.
Chapter 5 describes the calculations used for Spectral Contrast.
Appendix A provides the specifications of the 2996 PDA Detector.
Appendix B lists recommended spare parts.
Appendix C provides a table of absorbances at several wavelengths for common
mobile phases.
Related Documentation
Waters Licenses, Warranties, and Support: Provides software license and warranty
information, describes training and extended support, and tells how Waters handles
shipments, damages, claims, and returns.
Millennium
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Help: Describes all Millennium
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windows, menus, menu selections,
and dialog boxes. Also includes reference information and procedures for performing