Trane ZN.520, Tracer Unit Ventilator manual Analog Inputs, Analog inputs

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Installation and Wiring

Analog Inputs

Table 6: Analog inputs
Description	Terminals	Function	Range
Zone	TB3-1	Space temperature input	5° to 122°F
			(-15°to 50°C)
Ground	TB3-2	Analog ground	NA
Set	TB3-3	Setpoint input	40 ° to 115 °F
			(4.4° to 46.1°C)
Fan	TB3-4	Fan switch input	4821 to 4919 Ω (Off)
			2297 to 2342 Ω (Auto)
			10593 to 10807 Ω (Low)
			13177 to 13443 Ω (Medium)
			15137 to 16463 Ω (High)
Ground	TB3-6	Analog ground	NA
Analog Input 1	J3-1	Entering water temperature	-40°to 212°F (-40°to 100° C)
	J3-2	Analog ground	NA
Analog Input 2	J3-3	Discharge air temperature	-40°to 212°F (-40°to 100° C)
	J3-4	Analog ground	NA
Analog Input 3	J3-5	Outdoor air temperature / Generic	-40°to 212°F (-40°to 100° C)
		temperature
	J3-6	Analog ground	NA
Analog Input 4	J3-7	Power port	4-20 mA
	J3-8	Universal input
		Generic 4-20ma	0 – 100%
		Humidity	0 – 100%
		CO2	0 – 2000ppm
	J3-9	Analog ground	NA

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