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Chapter 3 Termination board wiring
36 BMTK-SVN01D-EN
Figure 18. Termination resistor placement with a Tracker controller in the middle of the link
Comm5 device
Comm5 device
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
A
A
A
A
A
A
A
A
B
B
B
B
B
B
B
B
COMM
Comm5 device
Splice
Splice
2
2
1
3
3
Tracker
termination boardTB1
Comm5 device
Legend
Twisted pair, shielded wire
per Trane specifications
Shield termination
Shield ground
=
=
=
Figure note
=
Termination resistor
=
1
(Last device on the link)
(Last device on the link)
Figure Notes:
1105 Ω termination resistor
2 Shield must be cut back and taped at last unit controller of each link.
3 A continuous shield is required. At each unit controller, splice shield wire and tape back to prevent
grounding.
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