Table Of Contents - Emerson Rosemount 975MR Reference Manual

Reference Manual
00809-0100-4975
Contents
Chapter 1 Introduction.................................................................................................................. 7
1.1 Overview.......................................................................................................................................... 7
1.2 Model and types............................................................................................................................... 7
1.3 Features and benefits..................................................................................................................... 10
1.4 Principles of operation....................................................................................................................11
1.5 Performance considerations........................................................................................................... 14
1.6 Internal detector tests.................................................................................................................... 21
Chapter 2 Installing the detector..................................................................................................25
2.1 General guidelines..........................................................................................................................25
2.2 Unpack........................................................................................................................................... 26
2.3 Required tools................................................................................................................................ 26
2.4 Certification instructions................................................................................................................ 27
2.5 Installing cables.............................................................................................................................. 28
2.6 Installing the tilt mount (PN 00975-9000-0001)............................................................................. 28
2.7 Connect the detector..................................................................................................................... 32
2.8 Configure the detector................................................................................................................... 35
Chapter 3 Operating the detector................................................................................................ 39
3.1 Power up........................................................................................................................................ 39
3.2 Safety precautions..........................................................................................................................39
3.3 Testing procedures.........................................................................................................................40
Chapter 4 Maintenance and troubleshooting............................................................................... 43
4.1 Maintenance.................................................................................................................................. 43
4.2 Troubleshooting.............................................................................................................................44
Appendix A Specifications and reference data................................................................................. 47
A.1 Technical specifications..................................................................................................................47
A.2 Electrical specifications.................................................................................................................. 47
A.3 Outputs..........................................................................................................................................48
A.4 Mechanical specifications...............................................................................................................50
A.5 Environmental specifications..........................................................................................................50
Appendix B Wiring instructions...................................................................................................... 53
B.1 General instructions for electrical wiring.........................................................................................53
B.2 Typical wiring configurations..........................................................................................................55
Appendix C RS-485 communication network.................................................................................. 59
Appendix D Accessories.................................................................................................................. 61
D.1 Flame simulator............................................................................................................................. 61
D.2 Tilt mount: PN 00975-9000-0001.................................................................................................. 66
Rosemount 975MR
Contents
August 2019
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