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DOAS / outdoor air unit controller · BACnet points list

Trane Horizon Outdoor Air Unit, Tracer UC600 program V12 BACnet points list

Updated 7 November 2026

Short answer

Trane Horizon outdoor air units are controlled by a Tracer UC600 that talks BACnet MS/TP or BACnet IP. This list covers program V12: occupancy and heat/cool mode requests, BAS inputs for space and outdoor conditions, temperature, humidity, airflow, static pressure and CO2 setpoints, supply and exhaust fan, damper, compressor, condenser fan, heat pump, reheat and energy wheel status and commands, refrigerant leak detection inputs and the diagnostic BVs. Which points exist depends on unit type and options.

This page lists 268 BACnet objects for the Trane Horizon Outdoor Air Unit, Tracer UC600 program V12 — 52 of them writable — with each object’s type, instance number, name, engineering units and access. It is re-typed from Trane’s own free documentation, linked below.

Manufacturer
Trane
Model
Horizon Outdoor Air Unit, Tracer UC600 program V12
Equipment
DOAS / outdoor air unit controller
Equipment type
Rooftop units, AHUs & DOAS
BACnet objects
268 (52 writable)
Transport
BACnet MS/TP, BACnet IP
Firmware
Horizon program V12
Also known as
Horizon OAU, Horizon DOAS, OAU-SVP002A, Tracer UC600 Horizon, OAB, OAD, OAG, OAK, OAN
Source document
Horizon Tracer UC600 Programming V12 (Integration Guide) · OAU-SVP002A-EN · rev. 2025-01
Download CSV 268 rows Download EDE B.I.G.-EU JSON Manufacturer PDF ↗ Compare with your scan Download Easy BACnet Mobile App Google Play

Reference only, provided as-is: verify against Trane’s current documentation and the live device before use. Not official Trane information. Terms of use.

BMS integration notes: Trane Horizon Outdoor Air Unit, Tracer UC600 program V12

Integration in brief

Write the occupancy request and heat/cool mode request, the occupied or discharge setpoints and, where used, BAS values for space temperature, humidity, CO2 and static pressure. Read operating mode status, discharge air temperature and the lockout/diagnostic BVs; reset manual diagnostics with Alarm Reset.

Minimum points to map

The short list most integrators start with — enough to run the unit from a BMS. Map more as the job needs.

ObjectNameWhyAccess
MV 1Occupancy RequestOccupancy request from the BMSWrite
MV 3Heat Cool Mode RequestHeat/cool mode requestWrite
BV 59AUTO/STOPManual stop (0 = Auto, 1 = Stop)Write
AV 1Occupied Cooling SetpointOccupied cooling setpointWrite
AV 2Occupied Heating SetpointOccupied heating setpointWrite
AV 30Discharge Air Cooling SetpointDischarge air cooling setpointWrite
BV 16Alarm ResetReset manual-reset diagnosticsWrite
MV 44Operating Mode Status ActiveOperating mode statusRead
AI 11Discharge Air Temperature LocalDischarge air temperatureRead
BV 17System Lockout - Manual ResetManual-reset lockout activeRead

Enable & remote start

BV 59 AUTO/STOP stops the unit from the network (1 = Stop) and releases it (0 = Auto). Occupancy Request (MV 1) and Heat Cool Mode Request (MV 3) drive normal operation.

Sensors & values from the BMS

The BAS can write Space Temperature BAS (AV 20), Space Temperature Setpoint BAS (AV 25), Space Humidity BAS (AV 8), Space CO2 Concentration BAS (AV 42), Space Static Pressure BAS (AV 73), Duct Static Pressure BAS (AV 64), Outdoor Air Temperature BAS (AV 75), Outdoor Air Humidity BAS (AV 81) and Discharge Air Temperature Setpoint BAS (AV 67); the guide ties each to the matching control program type.

Network setup

Watch out for

Trane Horizon Outdoor Air Unit, Tracer UC600 program V12 BACnet objects

Type: AI, AO, AV, BI, BO, BV, MI/MO/MV (multi-state) · Access: Read read-only, Write writable, Command writable with a priority array.

268 of 268 shown
Type
Multi-state
Access
Show
Trane Horizon Outdoor Air Unit, Tracer UC600 program V12 BACnet Points List
DescriptionStates
AImin11Discharge Air Temperature Local°FRead
AI23Duct Static Pressure Localin H2ORead
AI9Exhaust Fan Piezo Pressure Localin H2ORead
AI13Exhaust Leaving Temperature Local°FRead
AI15Indoor Coil Leaving Air Temperature Local°FRead
AI18Liquid Line Pressure Circuit 1 LocalpsiRead
AI19Liquid Line Pressure Circuit 2 LocalpsiRead
AI7Outdoor Air Damper Position Status Local%Read
AI10Outdoor Air Flow LocalcfmRead
AI22Outdoor Air Relative Humidity Local%Read
AI21Outdoor Air Temperature Local°FRead
AI25Preheat Leaving Temperature Local°FRead
AI14Return Air Humidity Local%Read
AI6Return Air Temperature Local°FRead
AI4Return Static Pressure Localin H2ORead
AI8Space CO2 Concentration LocalppmRead
AI2Space Humidity Local%Read
AI12Space Static Pressure Localin H2ORead
AI1Space Temperature Local°FRead
AI20Space Temperature Setpoint Local°FRead
AI24Split Exhaust-Return Pressure Differential Localin H2ORead
AI28Suction Line Pressure Circuit 1 LocalpsiRead
AI16Suction Line Pressure Circuit 2 LocalpsiRead
AI3Supply Fan Piezo Pressure Localin H2ORead
AO9Chilled Water Valve Command%Read
AO3Compressor Speed Command Circuit 1%Read
AO8Compressor Speed Command Circuit 2%Read
AO7Condenser Fan Speed Command%Read
AO13Energy Recovery Exhaust Bypass Command%Read
AO6Energy Recovery Outdoor Bypass Command%Read
AO10Energy Recovery Wheel Speed Command%Read
AO4Exhaust Fan Speed Command%Read
AO11Heating Output Command%Read
AO1Hot Gas Reheat Valve Command%Read
AO5Outdoor Air Damper Position Command%Read
AO14Outdoor Coil Water Valve Command Circuit 1%Read
AO15Outdoor Coil Water Valve Command Circuit 2%Read
AO2Supply Fan Speed Command%Read
AV85Cabinet TonnagetonsRead
AV51Compressor Control P-GainWrite
AV21Compressor Cooling Ambient Lockout Setpoint°FWrite
AV18Compressor Heating Capacity Status Active%Read
AV86Compressor Modulating Capacity%Read
AV91Compressor Stage Down Delay RemainingRead
AV90Compressor Stage Up Delay RemainingRead
AV88Condenser Fan P-GainWrite
AV52Cooling Capacity Status Active%Read
AV19Damper Control P-GainRead
AV5Dehumidification Temperature Active°FRead
AV14Dehumidification Temperature Setpoint°FWrite
AV77Dehumidification Temperature Setpoint Active°FRead
AVmin30Discharge Air Cooling Setpoint°FWrite
AV32Discharge Air Heating Setpoint°FWrite
AV84Discharge Air Temperature Active°FRead
AV66Discharge Air Temperature Setpoint Active°FRead
AV67Discharge Air Temperature Setpoint BAS°FWrite
AV45Discharge Air Temperature Setpoint Maximum°FWrite
AV43Discharge Air Temperature Setpoint Minimum°FWrite
AV65Duct Static Pressure Activein H2ORead
AV64Duct Static Pressure BASin H2OWrite
AV46Duct Static Pressure Setpointin H2OWrite
AV55Economizer Outdoor Air Enable Setpoint°FWrite
AV63Economizer Outdoor Air Enthalpy Enable SetpointBTU/lbWrite
AV54Exhaust Fan Air Flow ActivecfmRead
AV57Exhaust Fan Air Flow SetpointcfmWrite
AV40Exhaust Fan Speed Setpoint - Constant Speed%Write
AV12Exhaust Fan Tracking Offset Setpoint%Write
AV89Frost Avoidance Setpoint Active°FRead
AV44Heating Capacity Primary Status Active%Read
AV61Heat Control P-GainWrite
AV92Heat Cool Switch Delay Time RemainingminutesRead
AV4Heat Pump Disable Temperature Setpoint°FWrite
AV80Hot Gas Reheat Capacity Status Active%Read
AV60Mixed Air Temperature ActiveRead
AVmin1Occupied Cooling Setpoint°FWrite
AVmin2Occupied Heating Setpoint°FWrite
AV16Occupied OffsetΔ°FWrite
AV11Outdoor Air Dewpoint Active°FRead
AV10Outdoor Air Dewpoint Enable Setpoint°FWrite
AV68Outdoor Air Enthalpy ActiveRead
AV38Outdoor Air Flow ActivecfmRead
AV71Outdoor Air Flow SetpointcfmWrite
AV6Outdoor Air Heating Enable Setpoint Active°FRead
AV93Outdoor Air Heating Enable Setpoint Request°FWrite
AV82Outdoor Air Humidity Active%Read
AV81Outdoor Air Humidity BAS%Write
AV76Outdoor Air Temperature Active°FRead
AV75Outdoor Air Temperature BAS°FWrite
AV47Outdoor Damper Max Position Setpoint%Write
AV48Outdoor Damper Min Position Setpoint%Write
AV36Return Air Dewpoint Active°FRead
AV72Return Air Enthalpy ActiveRead
AV69Return Dewpoint Dehum Enable Setpoint°FWrite
AV83Return Humidity Dehum Enable Setpoint%Write
AV3Return Static Pressure Setpointin H2OWrite
AV78Saturated Suction Temp Circuit 1 Active°FRead
AV79Saturated Suction Temp Circuit 2 Active°FRead
AV50Space CO2 Concentration SetpointppmWrite
AV62Space CO2 Concentration ActiveppmRead
AV42Space CO2 Concentration BASppmWrite
AV87Space Dehumidification Setpoint%Write
AV35Space Dewpoint Active°FRead
AV34Space Dewpoint Calculated Setpoint Active°FRead
AV7Space Humidity Active%Read
AV8Space Humidity BAS%Write
AV70Space Static Pressure Activein H2ORead
AV73Space Static Pressure BASin H2OWrite
AV56Space Static Pressure Setpointin H2OWrite
AV23Space Temperature Active°FRead
AV20Space Temperature BAS°FWrite
AV37Space Temperature Setpoint Active°FRead
AV25Space Temperature Setpoint BAS°FWrite
AV41Supply Air Flow ActivecfmRead
AV59Supply Air Flow Min Setpoint - CoolingcfmRead
AV13Supply Air Flow Min Setpoint - HeatingcfmRead
AV74Supply Air Flow Min Setpoint ActivecfmRead
AV39Supply Air Flow SetpointWrite
AV22Supply Air Flow Setpoint ActivecfmRead
AV17Supply Fan Speed Setpoint - Constant Speed%Write
AV26Unoccupied Cooling Enable Setpoint°FWrite
AV27Unoccupied Heating Enable Setpoint°FWrite
AV28Unoccupied Humidity Enable Setpoint%Write
AV33Ventilation Deadband High Setpoint°FWrite
AV29Ventilation Deadband Low Setpoint°FWrite
AV24Ventilation Setpoint High Active°FRead
AV49Ventilation Setpoint Low Active°FRead
BI17Compressor 1 Status LocalRead0=Not Proven, 1=Proven
BI23Compressor 1 VFD Status LocalRead0=Alarm, 1=Normal
BI18Compressor 2 Status LocalRead0=Not Proven, 1=Proven
BI19Compressor 3 Status LocalRead0=Not Proven, 1=Proven
BI20Compressor 4 Status LocalRead0=Not Proven, 1=Proven
BI10Condensate Detection InputRead0=Normal, 1=In Alarm
BI5Damper End Switch Status LocalRead0=Not Proven, 1=Proven
BI2Emergency StopRead0=Normal, 1=ESTOP
BI12Energy Wheel OA Filter Status LocalRead0=Clean, 1=Clogged
BI11Energy Wheel RA Filter Status LocalRead0=Clean, 1=Clogged
BI15Energy Wheel Rotation Status LocalRead0=Not Proven, 1=Proven
BI7Exhaust Damper End SwitchRead0=Not Proven, 1=Proven
BI14Exhaust Fan StatusRead0=Not Proven, 1=Proven
BI6Heat On Off Status LocalRead0=Off, 1=On
BI16Hot Water Freezestat LocalRead0=Normal, 1=Freezing
BI3Indoor Coil Filter Status LocalRead0=Clean, 1=Clogged
BI4Occupancy InputRead0=Unocc., 1=Occupied
BI9Outdoor Coil Water Safety Circuit LocalRead0=Open, 1=Closed
BI8Phase Monitor Status LocalRead0=Normal, 1=Tripped
BI24Refrigerant Leak Detection System Input-AirstreamRead0=Alarm, 1=Normal
BI25Refrigerant Leak Detection System Input-Control CabinetRead0=Alarm, 1=Normal
BI1Supply Fan StatusRead0=Not Proven, 1=Proven
BO11Compressor 1 CommandRead0=Off, 1=On
BO12Compressor 2 CommandRead0=Off, 1=On
BO5Compressor 3 CommandRead0=Off, 1=On
BO6Compressor 4 CommandRead0=Off, 1=On
BO19Condenser Fan 4 Start Stop CommandRead0=Off, 1=On
BO21Condenser Fan 5 Start Stop CommandRead0=Off, 1=On
BO14Condenser Fan VFD Start Stop CommandRead0=Off, 1=On
BO2Damper Open Close CommandRead0=Closed, 1=Open
BO15Energy Recovery Wheel Start Stop CommandRead0=Off, 1=On
BO9Exhaust Damper Open Close CommandRead0=Off, 1=On
BO10Exhaust Fan Start Stop CommandRead0=Off, 1=On
BO3Heat 1 CommandRead0=Off, 1=On
BO7Heat 2 CommandRead0=Off, 1=On
BO8Heat 3 CommandRead0=Off, 1=On
BO4Inducer High Speed CommandRead0=Off, 1=On
BO13Pre-Heat EnableRead0=Off, 1=On
BO16Reversing Valve Command Circuit 1Read0=Heating, 1=Cooling
BO17Reversing Valve Command Circuit 2Read0=Heating, 1=Cooling
BO18Split Exhaust-Return Damper Open Close CommandRead0=Closed, 1=Open
BO1Supply Fan Start Stop CommandRead0=Off, 1=On
BVmin16Alarm ResetWrite0=Normal, 1=Reset
BVmin59AUTO/STOPWrite0=AUTO, 1=STOP
BV62Compressor Cooling AllowedRead0=Not Allowed, 1=Allowed
BV61Compressor Heating AllowedRead0=Not Allowed, 1=Allowed
BV64Compressor Low Ambient Lockout ActiveRead0=Inactive, 1=Active
BV39Condenser Fan Pre-StartRead0=Off, 1=On
BV9Economizer ModeRead0=Not Econ., 1=Econ.
BV41Energy Recovery Frost Avoidance StatusRead0=Normal, 1=Active
BV44Free Cooling ModeRead0=Off, 1=On
BV4Heat Pump Defrost ModeRead0=Off, 1=On
BV5Hot Gas Reheat Purge ModeRead0=Off, 1=On
BV23InterlockRead0=Off, 1=On
BV32Oil Boost Cycle Circuit 1Read0=Off, 1=On
BV68Refrigerant Leak Mitigation ActiveRead0=Inactive, 1=Alarm
BV12Safety CheckRead0=Failed, 1=Passed
BV30System Lockout - Auto ResetRead0=Normal, 1=Lockout
BVmin17System Lockout - Manual ResetRead0=Normal, 1=Lockout
BV43Ventilation ModeRead0=Disabled, 1=Enabled
MV22Cabinet SizeRead1=OAB, 2=OAD, 3=OAG, 4=OAK, 5=OAN Rev 5, 6=OAN Rev 6
MV14Circuit 1 StatusRead1=Off, 2=Partial Capacity, 3=Full Capacity
MV15Circuit 2 StatusRead1=Off, 2=Partial Capacity, 3=Full Capacity
MV19Compressor 1 Status ActiveRead
MV20Compressor 2 Status ActiveRead
MV21Compressor 3 Status ActiveRead
MV23Compressor 4 Status ActiveRead
MV36Compressor Arrangement Circuit 1Read
MV37Compressor Arrangement Circuit 2Read
MV33Compressor CountRead
MV39Compressor SequencingRead1=1-2-3-4, 2=1-3-2-4
MV27Control PackageRead1=Standard, 2=Critical (Lab)
MV47Damper ConfigurationRead
MV5Discharge Setpoint Source ActiveRead
MV16Economizer Decision MethodRead
MV26Energy Wheel Status ActiveRead
MV28Entering Air Conditions Status ActiveRead1=100% Outdoor Air (No ERV), 2=Mixed Air or ERV Conditioned Air, 3=100% Return Air
MV8Equipment TypeRead1=Standard DX, 2=ASHP, 3=WSHP, 4=No Cooling, 5=Chilled Water
MV17Exhaust Fan Control Source ActiveRead
MV11Exhaust Fan Control TypeRead
MV12Exhaust Fan Wheel SizeRead
MVmin3Heat Cool Mode RequestWrite
MV4Heat Cool Mode StatusRead
MV40Heat Pump Availability Status ActiveRead
MV41Heat Pump Defrost Mode StatusRead1=Not ASHP, 2=Disabled, 3=Demand Defrost, 4=Defrost Fault, 5=Oil Boost, 6=Low Suction
MV9Heat TypeRead
MVmin1Occupancy RequestWrite1=Occupied, 2=Unoccupied, 3=Occupied Bypass, 4=Occupied Standby, 5=Auto
MV2Occupancy Status ActiveRead1=Occupied, 2=Unoccupied, 3=Occupied Bypass, 4=Occupied Standby, 5=Unknown
MVmin44Operating Mode Status ActiveRead
MV32Outdoor Damper Control Source ActiveRead
MV31Outdoor Dehumidification Control TypeRead1=Disabled, 2=Outdoor Air Dewpoint Enable Setpoint
MV13Program Control TypeRead1=Space Control, 2=Discharge Control, 3=Single Zone VAV, 4=Multi Zone VAV
MV46Refrigerant TypeRead0=Not Used, 7=410A, 17=454B
MV38Reheat Sources ActiveRead1=None, 2=HGRH, 3=HGRH & Hot Water, 4=HGRH & Electric, 5=Hot Water, 6=Electric
MV29Return Dehumidification Control TypeRead1=Disabled, 2=Return Dewpoint Dehum Enable Setpoint, 3=Return Humidity Dehum Enable Setpoint
MV43Space Control Room SizeRead1=Small, 2=Medium, 3=Large
MV30Space Dehumidification Control TypeRead
MV7Space Temp Setpoint Source ActiveRead
MV24Supply Fan Control Source ActiveRead
MV25Supply Fan Control TypeRead
MV10Supply Fan Wheel SizeRead
MV6Unoccupied Control RequestWrite1=Disabled, 2=Cool & Heat, 3=Cool, Heat, & Dehum
MV45Unoccupied Mode Status ActiveRead
BV1Diagnostic: Supply Fan FailureRead0=Normal, 1=Fail
BV25Diagnostic: Supply Fan Control Request ConfigurationRead0=Normal, 1=Alarm
BV2Diagnostic: Exhaust Fan Control Request ConfigurationRead0=Normal, 1=Alarm
BV24Diagnostic: Exhaust Fan FailureRead0=Normal, 1=Fail
BV31Diagnostic: Reversing Valve FaultRead0=Normal, 1=Fail
BV46Diagnostic: Not Economizing When It Should Be EconomizingRead0=Normal, 1=Fail
BV48Diagnostic: Damper Not ModulatingRead0=Normal, 1=Fail
BV49Diagnostic: Econ Mixed Air Low Limit ActiveRead0=Normal, 1=Active
BV20Diagnostic: Energy Wheel OA Filter StatusRead0=Normal, 1=Clogged
BV21Diagnostic: Energy Wheel RA Filter StatusRead0=Normal, 1=Clogged
BV60Diagnostic: Energy Recovery Wheel Rotation FailureRead0=Normal, 1=Fail
BV3Diagnostic: Damper End SwitchRead0=Normal, 1=Fail
BV6Diagnostic: Heat Fail Unit LockoutRead0=Normal, 1=Lockout
BV7Diagnostic: Liquid Pressure Source Failure Circuit 1Read0=Normal, 1=Fail
BV8Diagnostic: Fire ShutdownWrite0=Normal, 1=Alarm
BV10Diagnostic: Low Discharge Air Temp LockoutRead0=Normal, 1=Fail
BV11Diagnostic: Space Temperature Source FailureRead0=Normal, 1=Fail
BV13Diagnostic: Outdoor Air Temperature Source FailureRead0=Normal, 1=Fail
BV14Diagnostic: Outdoor Air Humidity Source FailureRead0=Normal, 1=Fail
BV15Diagnostic: High Discharge Air Temp LockoutRead0=Normal, 1=Fail
BV18Diagnostic: Program Control Request ConfigurationRead0=Normal, 1=Alarm
BV19Diagnostic: Space Humidity Source FailureRead0=Normal, 1=Fail
BV22Diagnostic: Compressor Heat or Cool Fail Unit LockoutRead0=Normal, 1=Fail
BV26Diagnostic: Indoor Coil Filter StatusRead0=Normal, 1=Clogged
BV28Diagnostic: Condensate Overflow Unit LockoutRead0=Normal, 1=Fail
BV29Diagnostic: Suction Pressure Source Fail Circuit 2Read0=Normal, 1=Fail
BV33Diagnostic: Outdoor Coil Water Safety Circuit OpenRead0=Normal, 1=Fail
BV35Diagnostic: Compressor 1 Proving StatusRead0=Normal, 1=Fail
BV36Diagnostic: Duct Static Pressure Source FailureRead0=Normal, 1=Fail
BV37Diagnostic: Liquid Pressure Source Failure Circuit 2Read0=Normal, 1=Fail
BV38Diagnostic: Suction Pressure Source Fail Circuit 1Read0=Normal, 1=Fail
BV42Diagnostic: Heat FailureRead0=Normal, 1=Fail
BV50Diagnostic: Space CO2 Source FailureRead0=Normal, 1=Fail
BV52Diagnostic: Compressor 2 Proving StatusRead0=Normal, 1=Fail
BV53Diagnostic: Compressor 3 Proving StatusRead0=Normal, 1=Fail
BV54Diagnostic: Compressor 4 Proving StatusRead0=Normal, 1=Fail
BV55Diagnostic: Space Static Pressure Source FailureRead0=Normal, 1=Fail
BV65Diagnostic: Refrigerant Leak Detected - AirstreamRead0=Normal, 1=Alarm
BV66Diagnostic-Refrigerant Leak Detected – Control CabinetRead0=Normal, 1=Alarm
Object ID lookup: Trane Horizon Outdoor Air Unit, Tracer UC600 program V12 point IDs by name

Integration notes

Check it against the live device. A points list tells you what the controller can expose; the unit in front of you may differ by firmware or installed options. This list is provided as-is for reference only and may contain mistakes — confirming it before you write, map or commission anything is up to you (terms). Easy BACnet scans a network for BACnet IP devices from an Android phone, reads every object on the Horizon Outdoor Air Unit, Tracer UC600 program V12 and exports what it actually has to Excel — free. New to BACnet? Start with what a BACnet points list is and what the object types mean.

Questions about the Trane Horizon Outdoor Air Unit, Tracer UC600 program V12

How many BACnet points does the Trane Horizon Outdoor Air Unit, Tracer UC600 program V12 have?

This list has 268 BACnet objects: 24 analog inputs, 14 analog outputs, 88 analog values, 22 binary inputs, 20 binary outputs, 57 binary values, 43 multi-state values. The exact set on a given unit depends on its firmware, installed options and configuration.

Which Trane Horizon Outdoor Air Unit, Tracer UC600 program V12 BACnet points are writable?

52 of the 268 objects accept a write. Points marked Command have a priority array: a write holds until it is released, so release it back to automatic when you are done.

Where is the official Trane Horizon Outdoor Air Unit, Tracer UC600 program V12 BACnet documentation?

The source is Horizon Tracer UC600 Programming V12 (Integration Guide) (OAU-SVP002A-EN), revision 2025-01, published free by Trane at https://elibrary.tranetechnologies.com/public/commercial-hvac/Literature/Integration/OAU-SVP002A-EN_01122025.pdf.

What are the minimum BACnet points to integrate the Trane Horizon Outdoor Air Unit, Tracer UC600 program V12?

Start with MV 1 Occupancy Request (Occupancy request from the BMS); MV 3 Heat Cool Mode Request (Heat/cool mode request); BV 59 AUTO/STOP (Manual stop (0 = Auto, 1 = Stop)); AV 1 Occupied Cooling Setpoint (Occupied cooling setpoint); AV 2 Occupied Heating Setpoint (Occupied heating setpoint); AV 30 Discharge Air Cooling Setpoint (Discharge air cooling setpoint); BV 16 Alarm Reset (Reset manual-reset diagnostics); MV 44 Operating Mode Status Active (Operating mode status); AI 11 Discharge Air Temperature Local (Discharge air temperature); BV 17 System Lockout - Manual Reset (Manual-reset lockout active).

How do I enable BMS control of the Trane Horizon Outdoor Air Unit, Tracer UC600 program V12?

BV 59 AUTO/STOP stops the unit from the network (1 = Stop) and releases it (0 = Auto). Occupancy Request (MV 1) and Heat Cool Mode Request (MV 3) drive normal operation.

Can the BMS supply sensor values to the Trane Horizon Outdoor Air Unit, Tracer UC600 program V12?

The BAS can write Space Temperature BAS (AV 20), Space Temperature Setpoint BAS (AV 25), Space Humidity BAS (AV 8), Space CO2 Concentration BAS (AV 42), Space Static Pressure BAS (AV 73), Duct Static Pressure BAS (AV 64), Outdoor Air Temperature BAS (AV 75), Outdoor Air Humidity BAS (AV 81) and Discharge Air Temperature Setpoint BAS (AV 67); the guide ties each to the matching control program type.

How do I check these points on the real Horizon Outdoor Air Unit, Tracer UC600 program V12?

Scan the network with a BACnet IP browser such as Easy BACnet, open the device and compare its object list with this table. Anything missing is usually an option that isn't installed or a point that is disabled in the controller's configuration.

More Trane BACnet points lists

Source: Horizon Tracer UC600 Programming V12 (Integration Guide) · OAU-SVP002A-EN · rev. 2025-01. Object names, instances and units are reproduced as published; descriptions are our own.