Spectrex Series 200 Open-Path Gas Detection System - Manual (Page 7)

Spectrex Inc. - SafEye TM 200 Gas Detector Manual – TM 792100, Rev. D, May 2004
III
6.7 Functional Check of Unit ..................................................................................... 49
7. Maintenance Instructions...................................................................................... 50
7.1 General Maintenance............................................................................................ 50
7.2 Periodic Maintenance ........................................................................................... 50
7.2.1 Routine Optical Surface Cleaning ................................................................... 51
7.2.2 Signal Verification ........................................................................................... 51
7.2.3 Function Check of Unit.................................................................................... 52
7.2.4 Maintenance Records ....................................................................................... 52
8. Troubleshooting.......................................................................................................53
Appendix A - Wire Selection Tables .......................................................................55
Appendix B: Wiring Option configurations...........................................................57
Appendix C: Outline Drawing ...................................................................................61
Appendix D - Mounting the “EExde approved” version....................................67
L IST O F F IGURES
Figure 1: Flash Source – Reflector Type............................................................................ 6
Figure 2: Flash Source – Lens Type ................................................................................... 7
Figure 3: Detector .............................................................................................................. 8
Figure 4. Detector’s Wiring Diagram .............................................................................. 13
Figure 5. Detector Terminal Board .................................................................................. 14
Figure 6. Flash Source Terminal Board ........................................................................... 15
Figure 7. Detector/Flash Source and Swivel Mount Assembly for Standard Installation 27
Figure 8. Tilt Mount Assembly.......................................................................................... 28
Figure 9. Detector/Source and Tilt Mount Assembly ....................................................... 29
Figure 10. Drilling Layout Dimensions for Duct Installation .......................................... 32
Figure 11. Detector/Flash Source and Duct Mount Installation scheme......................... 34
Figure 12. Duct Mount Installation - Outline Drawing ................................................... 35
Figure 13. Telescope Alignment Set ................................................................................. 37
Figure 14. Detector with Cover (removed)....................................................................... 40
Figure 15. Flash Source - Open View .............................................................................. 43
Figure 16. Alignment and Mode Selection ....................................................................... 45
Figure 17. SafEye Flash Source/ Detector Alignment...................................................... 45
Figure 18. Detector’s Wiring Diagram ............................................................................ 57
Figure 19. 4-20mA Source Output .................................................................................... 58
Figure 20. Typical 4 Wire Controller ............................................................................... 58
Figure 21. RS-485 Networking ......................................................................................... 59
Figure 22. Detector Outline Drawing With Swivel Mount .............................................. 61
Figure 23. Source Outline Drawing (65 dia Lens Type) With Swivel Mount .................. 62
Figure 24. Source Outline Drawing (80 dia Lens Type) With Swivel Mount .................. 63
Figure 25. Source Outline Drawing (Reflector Type) With Swivel Mount...................... 64
Figure 26. Detector and Tilt Mount Outline Drawing .................................................... 65
Figure 27. Source and Tilt Mount Outline Drawing ....................................................... 66