Contents
Chapter 1 Installation.................................................................................................................................7
1.1 Install the detector...................................................................................................................... 7
1.2 Preparations and positioning considerations..........................................................................7
1.3 Positioning considerations and response time....................................................................... 8
1.4 Mounting the detector............................................................................................................. 11
1.5 Electrical connections and earthing........................................................................................17
1.6 Environment shield................................................................................................................... 19
1.7 Sunshade....................................................................................................................................21
1.8 Mosquito net..............................................................................................................................22
1.9 Blocking kit.................................................................................................................................23
Chapter 2 Configure the detector...........................................................................................................25
Chapter 3 Operation................................................................................................................................. 27
3.1 Function test.............................................................................................................................. 27
3.2 Verify detector accuracy........................................................................................................... 31
3.3 Check reaction time.................................................................................................................. 32
Chapter 4 Maintenance............................................................................................................................35
4.1 Clean optics (lens and mirror)..................................................................................................35
4.2 Inspect detector for damage................................................................................................... 35
4.3 Keeping a stable zeroing of the detector...............................................................................36
4.4 Self diagnostics..........................................................................................................................37
Chapter 5 Troubleshooting...................................................................................................................... 39
5.1 HART® status flags.....................................................................................................................39
5.2 Potential errors..........................................................................................................................52
Chapter 6 Classification of gases............................................................................................................ 55
Appendix A Description and detection principle..................................................................................... 57
A.1 Detection principle....................................................................................................................58
Appendix B Ordering information, specifications, and certifications.................................................. 59
Appendix C Dimensions.............................................................................................................................. 61
Appendix D Contact support.......................................................................................................................65
Appendix E Detecting other gases............................................................................................................ 67
Manual Contents
MS-00809-0100-3625 January2024
Rosemount 625IR 5
