Spectrex 20/20MI - Mini Triple IR (IR3) Flame Detector User Manual
Page 7
Spectrex Inc. - SharpEye
TM
Mini IR3 Flame Detector Manual – TM 787100, Rev. D April 2011
III
L
IST
O
F
F
IGURES
Figure 1: IR3 Flame Detector ............................................................................................ 6
Figure 2: Flame Detector Assembly - Outline Drawing (Cable output option)................. 7
Figure 3: Flame Detector Assembly - Outline Drawing (Connector output option) ......... 8
Figure 4: Horizontal and Vertical Fields of View ............................................................ 11
Figure 5: Indication LEDs................................................................................................ 14
Figure 6: IR3 Detector and Tilt Mount Assembly ............................................................ 27
Figure 7: Tilt Mount Assembly - Outline Drawing........................................................... 28
Figure 8: Connector Interface Option .............................................................................. 37
Figure 9: Cable Interface Option ..................................................................................... 38
Figure 10: RS-485 Networking......................................................................................... 39
Figure 11: 4-20mA Wiring (Sink Option)......................................................................... 40
Figure 12: 4-20mA Wiring (Source Option)..................................................................... 40
Figure 13: Typical Wiring For 4 Wire Controllers .......................................................... 41
Figure 14: 4-20 mA (sink) connection for Intrinsically Safe installation......................... 44
Figure 15: RS-485 connection for Intrinsically Safe installation..................................... 45
Figure 16: Fire Simulator................................................................................................. 46
Figure 17: Mini IR3 Detector Target Point...................................................................... 47
L
IST OF
T
ABLES
Table 1: Alarm Response Time Versus Range – 20/20MI-1............................................... 9
Table 2: Alarm Response Time Versus Range – 20/20MI-3............................................... 9
Table 3: Response Sensitivity Ranges............................................................................... 10
Table 4: Sensitivity to other fire sizes ............................................................................... 10
Table 5: Immunity To False Alarm Sources ..................................................................... 12
Table 6: Welding Immunity Distance – 20/20MI-1 .......................................................... 13
Table 7: Welding Immunity Distance – 20/20MI-3 .......................................................... 13
Table 8: Output Signals versus Detector State ................................................................. 15
Table 9: Sensitivity range ................................................................................................. 16
Table 10: Time Delay........................................................................................................ 17
Table 11: Function Setup.................................................................................................. 18
Table 12: Default function set up...................................................................................... 18
Table 13: Contact Ratings ................................................................................................ 20
Table 14: Tilt Kit............................................................................................................... 26
Table 15: The detector default set up ............................................................................... 30