Trane BCVC User Manual
BCXC-SVX01B-EN
27
Installation Controls
Peer-to-peer communication across controllers is possible even when a building automation
system is not present.You do not need to observe polarity for Comm5 communication links.
system is not present.You do not need to observe polarity for Comm5 communication links.
The controller provides six 0.25-inch quick-connect terminals for the Comm5 communication link
connections, as follows:
connections, as follows:
•
Two terminals for communication to the board
•
Two terminals for communication from the board to the next unit (daisy chain)
•
Two terminals for a connection from the zone sensor back to the controller
Each controller has its own unique address or I.D. number on a Neuron chip. Setting dip switches
are not required on the Tracer™ controller.
are not required on the Tracer™ controller.
Tracer Summit Communication Wiring
For Tracer™ ZN-controlled units that will interface with the Trane Tracer Summit® building
management system, terminate the communication wiring in the control box at the designated
terminals on the board. Reference the unit wiring diagram or submittals.
management system, terminate the communication wiring in the control box at the designated
terminals on the board. Reference the unit wiring diagram or submittals.
Ground shields at each Tracer™ ZN controller, taping the opposite end of each shield to prevent
any connection between the shield and anther ground. Refer to Trane publication CNT-SVX04A-EN,
Tracer ZN.520 Unit Controller - Installation, Operation and Programming Guide, for the
communication wiring diagram.
any connection between the shield and anther ground. Refer to Trane publication CNT-SVX04A-EN,
Tracer ZN.520 Unit Controller - Installation, Operation and Programming Guide, for the
communication wiring diagram.
Communication wire must conform to the following specification:
•
Shielded twisted pair 18 AWG
•
Capacitance 23 (21-25) picofarads (pF) per foot
•
Listing/Rating – 300V 150C NEC 725-2 (b) Class 2 Type CL2P
•
Trane Part No. 400-20-28 or equivalent, available through Trane BAS Buying Group Accessories
catalog.
catalog.