Spectrex SafEye Quasar 950, User And Maintenance Manual, Page: 5 / 72

TM888300 Rev. (Al), August 2019 v
Table of Contents
Table of Contents ............................................................................................ v
List of Figures ................................................................................................ ix
List of Tables .................................................................................................. ix
1 About this Guide ...................................................................................... 11
1.1 Release History ..................................................................................... 12
1.2 Glossary and Abbreviations .................................................................... 13
1.3 Notifications ......................................................................................... 14
2 Product Overview .................................................................................... 15
3 Technical Description .............................................................................. 17
3.1 Features .............................................................................................. 17
3.2 Applications .......................................................................................... 18
3.3 Principles of Operation ........................................................................... 18
3.3.1 Definitions of Terms ........................................................................ 18
3.3.2 Spectral Fingerprint ......................................................................... 18
3.3.3 Optical Path ................................................................................... 19
3.3.4 Detected Gases .............................................................................. 19
3.3.5 UV Source ...................................................................................... 20
3.3.6 Heated Optics ................................................................................. 20
3.3.7 HART Protocol ................................................................................ 20
3.3.8 Modbus RS-485 .............................................................................. 20
3.3.9 Tilt Mount ...................................................................................... 21
3.4 Product Certification .............................................................................. 21
3.4.1 ATEX, IECEx ................................................................................... 21
3.4.2 SIL-2 ............................................................................................. 21
3.4.3 TR CU/EAC ..................................................................................... 21
3.4.4 Inmetro (UL) .................................................................................. 21
3.5 Models and Types ................................................................................. 22
3.6 Description ........................................................................................... 24
3.6.1 UV Source Unit ............................................................................... 25
3.6.2 Detector Unit .................................................................................. 25
4 Operating Modes...................................................................................... 27
4.1 Operational Modes ................................................................................ 27
4.1.1 Normal Mode .................................................................................. 27