Trane ZN.520, Tracer Unit Ventilator manual Binary Outputs1

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Configuration

Binary Outputs1

Table 10: Binary output summary

Binary output

J1-1

J1-2

J1-3

J1-4

J1-5

J1-6

J1-7

J1-8

J1-9

J1-10

J1-11

J1-12

TB4-1/TB4-2

Generic/baseboard heat output

24 VAC

Classroom unit ventilator

Fan high

Exhaust fan or none

Fan low

(Key)

Cooling valve open

Face bypass cool isolation valve

2-position cooling

DX

Cooling valve close

Face bypass damper open

Face bypass damper close

Heating valve open

Face bypass heat isolation valve

Electric heat stage 1

2-position heating

Heating valve close

Electric heat stage 2

Outdoor air damper open

Outdoor air camper close

Terminals

Output Rating

TB4-1

12 VA

TB4-2

Valid range

NA

NA

NA

NA

NA

Normally open or normally closed2

Normally open or normally closed2

NA

NA

NA

NA

NA

Normally open or normally closed2

NA

Normally open or normally closed 2

NA

NA

NA

NA

Load Energized

Load De-energized

 

 

1 VAC RMS (typical)

24 VAC RMS (typical)

 

 

1.Trane’s Rover service tool uses the unit type to determine and download the proper default binary output configuration.

2.The normally open/closed configuration item refers to the inactive state of the controlled end device (such as an 2-position cooling valve output).

UV-SVP01A-EN

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Contents Installation Owner Diagnostics Tracer ZN.520 for Classroom Unit VentilatorStart-up Procedures Installation of New UnitsPower Up Sequence General Information Tracer ZN.520 OverviewGeneral Information Controller Circuit Board Features Tracer ZN.520 unit controller circuit boardController Features ServiceTypical Components Communication Configurations Peer-to-Peer CommunicationsIntegrated Comfort System Stand-Alone Communication InterfaceInteroperability Standard End Devices End Device SpecificationsCharacteristic DescriptionStandard End Devices Way Control Valve Time clock Zone sensor Dpdt Control Transformer Installation and Wiring SpecificationsBinary Inputs Binary Outputs Generic/baseboard Heat Binary OutputAnalog Inputs Analog inputsMounting Vertical classroom unit ventilator end pocket Wiring PowerInstalling the Wall- Mounted Zone Sensor Optional Proper zone sensor placementHumidity and CO2 Sensors Typical Wiring Diagram-Wall Mounted Zone Sensor Typical Wiring Diagram-Unit Mounted Zone Sensor Typical Wiring Diagram-Unit Input/Output Summary Input and output summaryInput/Output Summary Cooling source ConfigurationConfigurable parameters Heating sourceBinary Outputs1 Analog Inputs1 Binary input summary ConfigurationBinary Inputs1 Analog input summaryFan configuration ranges Fan ConfigurationEnd Device Configurations DefaultSetpoints Setpoint defaults Default Valid rangeDischarge air limit ranges Default Valid range Discharge Air LimitsOccupied Bypass Timer Power-Up Control WaitMaintenance Timers Location Identifier Unit Identification TagWinking Heating And Cooling Changeover Logic Power-UpUnit Operation OccupancyHeat/Cool Changeover logic Heating Operation Fan Off DelayCooling Operation Fan OperationExhaust fan/damper operation Valve OperationFace-and-Bypass Damper Operation Modulating ValvesUnit Configuration Entering Water Temperature SamplingWater assumption chart Temperature Assumed1Electric Heat Operation Economizer OperationDX Operation Baseboard Heat OperationFan Status Filter Status/ Maintenance TimerOutput Overrides Other ModesData Sharing-LonWorks Simple data sharing applicationMore complex data sharing application Heating And Cooling Changeover Logic Heat/Cool Changeover logic Cooling Operation Valve Operation Entering Water Temperature Sampling Economizer Operation Output Overrides Data Sharing-LonWorks More complex data sharing application Black Service Push Button TroubleshootingRed Service LED Yellow Comm LEDTest Procedure Exit6Troubleshooting Discharge Air Temperature Limit Space Temperature FailureEntering Water Temperature Failure Outdoor Air Temperature FailureDiagnostics Troubleshooting Translating Multiple Diagnostics Rover service tool FansValves Valves stay closed Probable cause Possible ExplanationValves stay open Probable cause Possible Explanation DX/Electric Heat Outside Air DamperOutdoor air damper stays closed Probable cause Explanation Outdoor air damper stays open Probable Cause ExplanationTracer ZN.520 Unit Controller Replacement Replacing Circuit BoardsHardwired Thermistor Values Hardwired Setpoint AdjustmentFan Switch Resistance Values AppendixBinary configuration details Binary input or output Appendix-Binary ConfigurationBinary Configuration FunctionAppendix-Unit Operation Heat/cool mode input NviHeatCoolEffective heat/ cool mode output nvoHeatCool Unit Operation Based On The Effective HEAT/COOL OutputAppendix-Unit Operation Data Lists Configuration properties1Appendix-Data Lists Input/output listing1Set the Time and Day Setting the Time ClockAppendix-Timeclock Set the ProgramReview and Change Programs Override Program Manual OperationAppendix-Timeclock Appendix-Location Identifier Location Identifier Location Identifier Location Identifier Trane Company