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Trane Tracer ZN.520 Installation Owner Diagnostics
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UV-SVP01A-EN
19
Binary Inputs
Each binary input associates an in-
put signal of 0 VAC with open con-
tacts and 24 VAC with closed
contacts.
Table 3: Binary inputs (typically 24 mA AC)
Description
Terminals
Terminal Function
Binary input 1
(BI 1)
J2-1
24 VAC
J2-2
Input
Binary input 2
(BI 2)
J2-3
24 VAC
J2-4
Input
Binary input 3
(BI 3)
J2-5
24 VAC
J2-6
Input
Binary input 4
(BI 4)
J2-7
24 VAC
J2-8
Input
Installation and Wiring
15
17
Table of Contents
Start-Up Procedures
2
Power-Up Sequence
3
General Information
4
Controller Features
7
Typical Components
7
Communication Configurations
8
Stand-Alone
9
Communication Interface
9
Installation and Wiring
15
Specifications
15
Binary Inputs
16
Binary Outputs
17
Analog Inputs
18
Typical Wiring Diagram
26
Input/Output Summary
27
Configurable Parameters
29
Fan Configuration
32
Freeze Avoidance
33
Location Identifier
35
Unit Identification Tag
35
Unit Operation
36
Fan off Delay
38
Fan Operation
38
Valve Operation
39
Modulating Valves
39
Face-And-Bypass Damper Operation
39
Entering Water Temperature Sampling
40
Economizer Operation
41
Electric Heat Operation
41
Exhaust Fan
41
Output Overrides
42
Fan Status
42
Other Modes
42
Troubleshooting
54
Test Procedure
55
Questionable Unit Operation
61
Replacing Circuit Boards
65
Appendix-Binary Configuration
67
Appendix-Unit Operation
68
Appendix-Data Lists
70
Setting the Time Clock
71
Set the Time and Day
71
Manual Operation
72
Appendix-Location Identifier
74
Location Identifier
75
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Trane Tracer ZN.520 Specifications
General
Brand
Trane
Model
Tracer ZN.520
Category
Controller
Language
English
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