Forbes Marshall CODEL TunnelTech205, Operating Manual

Page: 42 / 47

Technical Manual
Page 34
CODEL
Issue : B Rev. : 1 Date : 11/07/22 Ref. : 100042
10. List of Figures
Figure 1: System Arrangement ................................................................................................................................................. 2
Figure 2: AQM Measurement Elements ................................................................................................................................... 3
Figure 3 : Air Quality Monitor – NO2 ..................................................................................................................................... 8
Figure 4 : Power Supply Unit ................................................................................................................................................... 8
Figure 5 : Data Display Unit .................................................................................................................................................... 9
Figure 6: Connection Schedule .............................................................................................................................................. 10
Figure 7: Connection Without Junction Box .......................................................................................................................... 10
Figure 8 : J-Box Connection Schedule, Config 1 ................................................................................................................... 11
Figure 9 : Overall Connection Diagram ................................................................................................................................. 11
Figure 10: J-Box Connection Schedule, Config 2 .................................................................................................................. 12
Figure 11 : Alternative Connection Diagram ......................................................................................................................... 12
Figure 12 : Power Supply Unit ............................................................................................................................................... 13
Figure 15: TDU Keypad ......................................................................................................................................................... 15
Figure 17 : Program Operation Tree ...................................................................................................................................... 16
Figure 18 : Diagnostic Mode Tree ......................................................................................................................................... 18
Figure 19 : Set-Up Mode Tree ............................................................................................................................................... 22
Figure 20 : Gain Adjustment .................................................................................................................................................. 30
Figure 21 : NO2 AQM - system configuration....................................................................................................................... 32
Figure 22 : System Processor Architecture ............................................................................................................................ 32
Figure 23 : AQM - address switch ......................................................................................................................................... 33