®
Chapter 1 Overview
Figure 2. Example Tracker building automation system (models 12 and 24) on a network
VariTrac or VariTrane zone dampers
| Voyager constant |
| Precedent rooftop |
| volume rooftop | Voyager rooftop | with ReliaTel controls |
Interconnecting wiring |
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(Comm5 link): single, twisted |
| VariTrac central |
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pair, shielded wire for two- | Tracer | control panel | Tracer |
way communication. |
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Utility pulse meter input
Outdoor air
temperature sensor input
Priority shutdown contact input
Universal inputs |
Binary outputs |
Tracer MP503
I/O module
Analog inputs |
Binary inputs |
Tracer ZN517 | Binary outputs |
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| Generic rooftop | ||||
unitary controller |
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Alarm relay output
Tracker controller
Direct,
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