Spectrex SharpEye 20/20R, User And Maintenance Manual

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Spectrex Inc. - SharpEye
TM
Single IR Flame Detector Manual – TM 20/20R, Rev. A January2005
III
L
IST
O
F
F
IGURES
Figure 1: IR Flame Detector .............................................................................................. 2
Figure 2: Flame Detector Assembly - Outline Drawing .................................................... 3
Figure 3: Horizontal and Vertical Fields of View.............................................................. 6
Figure 4: Indication LEDs .................................................................................................. 8
Figure 5: Switch Locations ............................................................................................... 14
Figure 6: Electrical Interface ........................................................................................... 18
Figure 7: Flame Detector Assembly - Schematic Section ................................................ 19
Figure 8: IR Detector and Swivel Mount Assembly.......................................................... 25
Figure 9: Swivel Mount Assembly - Outline Drawing...................................................... 26
Figure 10: Terminal Board............................................................................................... 29
Figure 11: Flame Detector Assembly - Wiring Diagram ................................................. 30
Figure 12: IR Flame Detector with cover removed.......................................................... 31
Figure 13: Flame Detector Wiring Diagram.................................................................... 41
Figure 14: Typical wiring diagram for 4 wire controllers ............................................... 42
Figure 15: Typical wiring diagram for controllers with alarm & fault loops .................. 43
Figure 16: 4-20mA wiring ................................................................................................ 44
Figure 17: RS-485 networking.......................................................................................... 45
Figure 18: Flame Detector Assembly - Wiring Diagram ................................................. 49
Figure 19: OPTION A Flame Detector Assembly - Wiring Diagram (“de version”)..... 50
Figure 20: OPTION B Flame Detector Assembly - Wiring Diagram (“de version”)..... 50
Figure 21: Fire Simulator................................................................................................. 51
Figure 22: IR Detector Target Point ................................................................................ 52
L
IST OF
T
ABLES
Table 1: Alarm Response Time Versus Range .................................................................... 4
Table 2: Response Sensitivity Ranges ................................................................................. 5
Table 3: Immunity To False Alarm Sources ....................................................................... 7
Table 4: Output Signals Versus Detector St ate .................................................................. 9
Table 5: Function Switch SW1 .......................................................................................... 11
Table 6: Sensitivity range ................................................................................................. 11
Table 7: Address Switches SW2 ........................................................................................ 12
Table 8: SW2 Address Setting ........................................................................................... 12
Table 9: SW3 Alarm Delay Setting ................................................................................... 13
Table 10: Contact Ratings ................................................................................................ 19
Table 11: Mounting according to US Version .................................................................. 24
Table 12: Mounting according to EU Version ................................................................. 24
Table 13: Maximum DC resistance at 68 F for copper wire............................................ 39
Table 14. Wiring length in feet (meter)............................................................................. 39