Table of Contents
1. Introduction ............................................................................................................................. 5
1.1 Function of the BlueEye™ Ex-D ..................................................................................................................... 5
1.2 Working with the BlueEye™ Ex-D ................................................................................................................... 7
1.3 Dangers during installation, maintenance, and repair .............................................................................. 7
1.4 Certification for hazardous areas ................................................................................................................. 8
2. Installation .............................................................................................................................. 11
2.1 Dimensions of the BlueEye™ Ex-D ............................................................................................................... 11
2.2 Piping and Instrumentation Diagram ......................................................................................................... 12
2.3 Mounting position and gas flow direction ................................................................................................. 13
2.4 Best measuring performance ...................................................................................................................... 13
2.5 Gas inlet conditions ...................................................................................................................................... 13
2.6 Pollution and Abrasion ................................................................................................................................. 14
2.7 Mechanical Stress, Liquids and Dirt ............................................................................................................ 14
2.8 Maximum Torque .......................................................................................................................................... 14
2.9 Electrical connection ................................................................................................................................... 14
2.10 Current loop wiring ....................................................................................................................................... 15
2.11 RS-485 Modbus RTU connection .................................................................................................................. 15
3. Operation ............................................................................................................................... 16
3.1 Communication with the BlueEye™ Ex-D .................................................................................................. 16
3.2 First time usage .............................................................................................................................................. 17
3.3 Reported output ........................................................................................................................................... 17
3.4 Calibration 4-20 mA current loop ............................................................................................................... 19
3.5 Combustion and Metering reference conditions ..................................................................................... 20
3.6 Data logging ................................................................................................................................................. 21
4. Maintenance & regular checks ........................................................................................... 23
5. Technical Data ...................................................................................................................... 25
5.1 Electrical Parameter ..................................................................................................................................... 25
5.2 Gas pressure parameter .............................................................................................................................. 25
5.3 Operating temperature ............................................................................................................................... 25
5.4 Measured media .......................................................................................................................................... 25
6. APPENDIX ............................................................................................................................... 27
6.1 Appendix A: Modbus Communication Protocol ...................................................................................... 27
6.2 Appendix B: Certificates .............................................................................................................................. 27
6.3 Appendix C: Calibration Report ................................................................................................................. 29
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