Spectrex 20/20U (UB) - UV Flame Detector - Manual (Page 7)

Spectrex Inc. - SharpEye™ UV Flame Detector Manual – TM 20/20UB Rev. E, August 2004
III
L IST O F F IGURES
Figure 1. Flame Detector Assembly - Outline Drawing..................................................... 4
Figure 2. Flame Detector Assembly - Schematic Section................................................... 5
Figure 3. Horizontal and Vertical Fields of View .............................................................. 7
Figure 4.a. UV Detector and Swivel Mount Assembly ..................................................... 23
Figure 4.b. Swivel Mount Assembly.................................................................................. 24
Figure 5. UV Flame Detector with Cover Removed......................................................... 27
Figure 6. Terminal Board Configuration ......................................................................... 28
Figure 7. Flame Detector Assembly - Wiring Diagram ................................................... 29
Figure 8. Typical Wiring Diagram for Four-Wire Controller ......................................... 39
Figure 9. Wiring Diagram for 4-20mA............................................................................. 39
Figure 10: Flame Detector Assembly - Wiring Diagram ................................................. 43
Figure 11: OPTION A Flame Detector Assembly - Wiring Diagram (“de version”)..... 44
Figure 12: OPTION B Flame Detector Assembly - Wiring Diagram (“de version”)..... 44
Figure 13: Fire Simulator................................................................................................. 45
Figure 14: UV Detector Target Point............................................................................... 46
L IST O F T ABLES
Table 1. Response Sensitivity Ranges ................................................................................. 6
Table 2. Immunity to False Alarm Faults ........................................................................... 8
Table 3. LED indications within different detector states .................................................. 9
Table 4. Function Switch SW1 .......................................................................................... 10
Table 5. SW2 Alarm Delay Setting ................................................................................... 12
Table 6. Output Signals Versus Detector State................................................................. 13
Table 7. Dry Contacts Relays Ratings .............................................................................. 17
Table 8: Mounting according to US Version.................................................................... 22
Table 9: Mounting according to EU Version ................................................................... 22
Table 10. Maximum DC resistance at 68°F for copper wire............................................ 37
Table 11. Wiring length in feet (meter)............................................................................. 37
Table 12. Terminals wiring options of the detector.......................................................... 44