Trane VariTrac VAV-SVN03A-EN, Руководство по установке

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VAV-SVN03A-EN 34
Figure 17: UCM Communication Link Wiring
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15
Splic
e
2
Termination Board TB2
Leg
end
Tw
isted pair
, shielded wire
per
Trane specifications
Shield ground
=
=
Figure note
=
Figure Notes 1 Shield must be cut back and taped at last unit controller. 2 A continuous shield is required. At each unit controller, splice shield wire and tape back to prevent grounding.
VariTra
c
COMM 4
+
-
COMM 5
Zone UCM Address #2
Zone UCM Address #1
Communicating Sensor / Bypass Control
Assembly Address #33
Address
Switch
DDC / UCM
Control Board
Splic
e
To Zone Dampers
3 through 24
2
Address
Switch
Address
Switch
DDC / UCM
Control Board
DDC / UCM
Control Board
Air Supply Temp Sensor
Pressure
Transducer
Static
Pressure Port
V
OUT
1
2
Not
e
T
he UCM order in this dra
wing is f
or demonstration purposes only
.
No specific order is required on the Comm link.
Getting Started