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Rooftop unit controller (Smart Equipment) · BACnet points list

Johnson Controls Verasys SSE system bus (Smart Equipment rooftop board) BACnet points list

Updated 12 November 2026

Short answer

The SSE table lists the objects of a Smart Equipment (SSE) rooftop control board on the Verasys system bus, in the 29,500-29,937 range: occupancy sources and commands, temperature and humidity setpoints, VAV and CV cooling/heating setpoints, compressor and heat stage data and run times, economizer and fault detection, ventilation, exhaust, hot gas reheat, defrost and unit status.

This page lists 429 BACnet objects for the Johnson Controls Verasys SSE system bus (Smart Equipment rooftop board) — 180 of them writable — with each object’s type, instance number, name, engineering units and access. It is re-typed from Johnson Controls’s own free documentation, linked below.

Manufacturer
Johnson Controls
Model
Verasys SSE system bus (Smart Equipment rooftop board)
Equipment
Rooftop unit controller (Smart Equipment)
Equipment type
Rooftop units, AHUs & DOAS
BACnet objects
429 (180 writable)
Transport
BACnet IP
Firmware
Not stated
Also known as
SSE, Simplicity SE, Verasys SSE
Source document
Verasys BACnet over IP Integration User Guide · LIT-12013287 · rev. 2024-03-11
Download CSV 429 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 Johnson Controls’s current documentation and the live device before use. Not official Johnson Controls information. Terms of use.

BMS integration notes: Johnson Controls Verasys SSE system bus (Smart Equipment rooftop board)

Integration in brief

Integrate through the Verasys Smart Building Hub: enable BACnet routing on the SBH, and the supervisor then sees each system bus device behind the SBH's MS/TP network. Map the enable and occupancy commands, the main setpoints and the status and alarm points.

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 29896UnitEnUnit enableWrite
MV 29518OccModeOccupancy modeWrite
MV 29520NetOccNetwork occupancy commandWrite
AV 29608ClgOcc-SpOccupied cooling setpointWrite
AV 29728CVHtgOcc-SPCV occupied heating setpointWrite
AV 29564SATSupply air temperatureRead
MV 29838OprModeOperating modeRead
MV 29803Unit-SUnit statusRead
MV 29552FanVFDFltSupply fan VFD faultRead
MV 29811EconDampFltEconomizer damper faultRead

Network setup

Watch out for

Johnson Controls Verasys SSE system bus (Smart Equipment rooftop board) 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.

429 of 429 shown
Type
AnalogMulti-stateOther
Access
Show
Johnson Controls Verasys SSE system bus (Smart Equipment rooftop board) BACnet Points List
DescriptionStates
MV29501Htg-TypeWrite
MV29503ExFTypeWrite
MV29504Y1-TstatRead
MV29505Y2-TstatRead
MV29506Y3-TstatRead
MV29507Y4-TstatRead
MV29508W1-TstatRead
MV29509W2-TstatRead
MV29510W3-TstatRead
MV29511G-TstatRead
MV29512Occ-TstatRead
MV29513X-OutRead
MV29514Tstat-OnlyWrite
MV29515OccSrcRead
MV29516OCCRead
MV29517OprOccRead
MVmin29518OccModeWrite
MV29519NetTempOccWrite
MVmin29520NetOccWrite
AV29521TempOccTimeoutWrite
AV29522OprSTRead
MV29523STSrcRead
AV29524STAlarmOffsetWrite
AV29525STAlarmDelayWrite
AV29526NetSTWrite
AV29527OprIAQRead
MV29528IAQSrcRead
AV29529IAQRangeWrite
AV29530NetIAQWrite
AV29531OprSHRead
MV29532SHSrcRead
AV29533NetSHWrite
MV29534OprFanReqRead
MV29535FanReqSrcRead
MV29536NetFanReqWrite
AV29537OprSSORead
MV29538SSOSrcRead
AV29539SSORead
AV29540NetSSOWrite
AV29541OprOATRead
MV29542OATSrcRead
AV29543NetOATWrite
AV29544OprOAHRead
AV29545OA-EnthRead
AV29546NetOAHWrite
AV29547OprOAQRead
MV29548OAQSrcRead
AV29549NetOAQWrite
MV29550Fan-SRead
AV29551FanVFDRead
MVmin29552FanVFDFltRead
MV29553FanOvrloadRead
AV29554Fan-RTWrite
MV29555FanCtl-TypeWrite
MV29556APSSetupWrite
MV29557APSRead
AV29558FanOnDlyCoolWrite
AV29559FanOffDlyCoolWrite
AV29560FanOnDlyHeatWrite
AV29561FanOffDlyHeatWrite
MV29562DFSRead
MV29563FanRead
AVmin29564SATRead
AV29565DctPrsRead
AV29566DctPrs-SpWrite
AV29567DctShutdownSpWrite
MV29568FanOnOccWrite
MV29569FanOffStartHeatWrite
AV29570FanOnly-%CmdWrite
AV295711ClgStg-%CmdWrite
AV295722ClgStg-%CmdWrite
AV295731HtgStg-%CmdWrite
AV295742HtgStg-%CmdWrite
MV29575Clg-EnWrite
AV29576#ClgStgsWrite
MV29577Clg-SRead
AV29578MinRtCoolStgWrite
MV29579LeadLag-EnWrite
AV29580LowAmbFanPrerunCoolWrite
MV29581ClgOATCutout-EnWrite
AV29582ClgOATCutoutWrite
MV29583EconLoad-EnWrite
MV29584AllCompOff-EconWrite
AV29585LowAmb10On5OffSpWrite
MV29586TempHumCtrl-EnWrite
AV29587TempHum-SpWrite
AV29588MaxTempHumSpOffWrite
AV29589TempHumValPerDegOffWrite
MV29590SATCoolLimit-EnWrite
AV29591SATCoolLimit-SpWrite
AV29592Freeze-SpWrite
MV29593CN-FanRead
MV29594CF2Read
MV29595UnitTypeWrite
AV29596EERWrite
AV29597SubcoolGoalWrite
MV29598RefrigTypeWrite
MV29599HiSidePortLocWrite
MV29600EvapCoil-TypeWrite
MV29601CondCoil-TypeWrite
MV29602InMeterDev-TypeWrite
MV29603OutMeterDev-TypeWrite
AV29604SATUp-SpWrite
AV29605SATLo-SpWrite
AV29606SATRst-SpWrite
AV29607OprVAVClg-SpRead
AVmin29608ClgOcc-SpWrite
AV29609ClgUnocc-SpWrite
AV29610OprCVClg-SpRead
MV29611C1Read
MV29615C1-SRead
MV29619C1-EnWrite
MV29623HGP-InstWrite
AV29627C1RunTimWrite
AV29631C1OnTmrRead
AV29635C1ASCDTmrRead
MV29639HPS1Read
MV29643HPS1-LORead
MV29647LPS1Read
MV29651LPS1-LORead
MV29655FS1Read
MV29659FS1-LORead
AV29663EC1Read
AV29667CC1Read
MV29612C2Read
MV29616C2-SRead
MV29620C2-EnWrite
AV29628C2RunTimWrite
AV29632C2OnTmrRead
AV29636C2ASCDTmrRead
MV29640HPS2Read
MV29644HPS2-LORead
MV29648LPS2Read
MV29652LPS2-LORead
MV29656FS2Read
MV29660FS2-LORead
AV29664EC2Read
AV29668CC2Read
MV29613C3Read
MV29617C3-SRead
MV29621C3-EnWrite
AV29629C3RunTimWrite
AV29633C3OnTmrRead
AV29637C3ASCDTmrRead
MV29641HPS3Read
MV29645HPS3-LORead
MV29649LPS3Read
MV29653LPS3-LORead
MV29657FS3Read
MV29661FS3-LORead
AV29665EC3Read
AV29669CC3Read
MV29614C4Read
MV29618C4-SRead
MV29622C4-EnWrite
AV29630C4RunTimWrite
AV29634C4OnTmrRead
AV29638C4ASCDTmrRead
MV29642HPS4Read
MV29646HPS4-LORead
MV29650LPS4Read
MV29654LPS4-LORead
MV29658FS4Read
MV29662FS4-LORead
AV29666EC4Read
AV29670CC4Read
AV29671SLP-1Read
AV29675LLP-1Read
AV29679SLT-1Read
AV29683LLT-1Read
AV29687C1-SuperHeatRead
AV29691C1-SubCoolRead
AV29695C1-CondTempOvrAmbRead
AV29699C1-EIRead
AV29703C1-CIRead
AV29672SLP-2Read
AV29676LLP-2Read
AV29680SLT-2Read
AV29684LLT-2Read
AV29688C2-SuperHeatRead
AV29692C2-SubCoolRead
AV29696C2-CondTempOvrAmbRead
AV29700C2-EIRead
AV29704C2-CIRead
AV29673SLP-3Read
AV29677LLP-3Read
AV29681SLT-3Read
AV29685LLT-3Read
AV29689C3-SuperHeatRead
AV29693C3-SubCoolRead
AV29697C3-CondTempOvrAmbRead
AV29701C3-EIRead
AV29705C3-CIRead
AV29674SLP-4Read
AV29678LLP-4Read
AV29682SLT-4Read
AV29686LLT-4Read
AV29690C4-SuperHeatRead
AV29694C4-SubCoolRead
AV29698C4-CondTempOvrAmbRead
AV29702C4-EIRead
AV29706C4-CIRead
MV29707Htg-EnWrite
MV29708Htg-SRead
MV29709SATHtgLimit-EnWrite
AV29710SATHtgLimit-SpWrite
AV29711HtgOATCutout-SpWrite
MV29712FSHWRead
MV29713MVRead
MV29714GV2Read
MV29715GV3Read
MV29716LimitRead
MV29717LimitLORead
MV29718Lim2Read
MV29719Lim2LORead
MV29720Lim3Read
MV29721Lim3LORead
MV29722HtgOcc-EnWrite
AV29723VAVHtgOcc-SPWrite
MV29724HtgUnocc-EnWrite
AV29725VAVHtgUnocc-SpWrite
AV29726VAVOprHtg-SpRead
MV29727VAV BoxRead
AVmin29728CVHtgOcc-SPWrite
AV29729CVHtgUnocc-SpWrite
AV29730CVOprHtg-SpRead
AV29731#HtgStgsWrite
MV29732H1Read
MV29735H1-SRead
AV29738H1RunTimWrite
MV29733H2Read
MV29736H2-SRead
AV29739H2RunTimWrite
MV29734H3Read
MV29737H3-SRead
AV29740H3RunTimWrite
AV29741HWVRead
MV29742HydReverseWrite
AV29743HydH1SA-SpWrite
AV29744HydH2SA-SpWrite
MV29745SATTempHydHt-EnWrite
AV29746SATTempHydHt-SpWrite
MV29747Econ-EnWrite
AV29748EconRead
MV29749Econ-FreeRead
MV29750Econ-SRead
MV29751FreeClg-ModeRead
MV29752FreeClg-SelWrite
AV29753EconOAT-SpEnWrite
AV29754EconOAEnth-SpWrite
AV29755LowAmb-SpWrite
AV29756LowAmb-MinPosWrite
AV29759Econ-MinPosWrite
AV29760MATRead
AV29762SAHRead
AV29763RA-EnthRead
AV29764RATRead
MV29765DVent-ModeWrite
AV29766DVentMaxEconPosWrite
AV29767DVentIAQ-SpWrite
AV29768DVentDiff-SpWrite
MV29769CVent-SRead
MV29770CVentCLG-EnWrite
MV29771CVentHtg-EnWrite
AV29772CVentUp-SpWrite
AV29773CVentLow-SpWrite
MV29775ExFanRead
AV29776ExFanVFDRead
MV29777ExF-SRead
MV29778ExFanVFDFltRead
AV29779ExF-RunTimRead
AV29780Bldg-SpWrite
AV29781BldgPresRead
AV29782EAD-ORead
AV29783ExDmpPosFanOnWrite
AV29784ExDmpPosFanOffWrite
AV29785EconDmpPosFanOnWrite
AV29786EconDmpPosFanOffWrite
MV29787ERV-EnWrite
MV29788ERVUnoccFan-EnWrite
MV29789HGR-EnWrite
MV29790HGRRead
MV29791HGR-SRead
AV29792HGRHum-SpWrite
MV29793HGRAlt-EnWrite
MV29794HGRAltWriteWrite
AV29795MOAFlow-SpWrite
AV29796Fr AirRead
AV29797MOA-RangeWrite
MV29798OprPurgeCmdRead
MV29799PurgeCmdSrcRead
MV29800PurgeRead
MV29801NetPurgeWrite
MV29802SDRead
MVmin29803Unit-SRead
CSV29804NameWrite
CSV29805Model#Write
CSV29806Serial#Write
CSV29807FirmVerRead
AV29808LowSpeedFan-MinPosWrite
MV29809ExcessOutAirFltRead
MV29810NotEconFltRead
MVmin29811EconDampFltRead
MV29812EconWhenShouldNotFltRead
MV29813EconCntlrRead
MV298144StgCntlrRead
MV29815FDDMCntlrRead
MV29816FDDSCntlrRead
MV29817StpHeatCntlrRead
CSV29818DevNameWrite
AV298193ClgStg-%CmdWrite
AV298204ClgStg-%CmdWrite
AV298213HtgStg-%CmdWrite
MV29822MornW-EnWrite
AV29823MornWRAT-SpWrite
AV29824EconDampPosRead
MV29825TempOCCWrite
MV29826ResetLOWrite
MV29827EOL-OnRead
AV29828RAHRead
MV29829ClgCktTestS-1Read
MV29830ClgCktTestS-2Read
MV29831ClgCktTestS-3Read
MV29832ClgCktTestS-4Read
AV29833C1-EvapTempValueRead
AV29834C2-EvapTempValueRead
AV29835C3-EvapTempValueRead
AV29836C4-EvapTempValueRead
AV29837TimeToNextOccRead
MVmin29838OprModeRead
AV29839ClgWeight1Read
AV29840ClgWeight2Read
AV29841HtgWeight1Read
AV29842HtgWeight2Read
AV29843EWMAClgDmdRead
AV29844EWMAHtgDmdRead
AV29845CorrRetTimeRead
AV29846UncorrRetTimeRead
AV29847WarmCoolStrtTimeRead
AV29848WarmCoolStrtTempRead
AV29849C1-CondTempOAHighRead
AV29850C2-CondTempOAHighRead
AV29851C3-CondTempOAHighRead
AV29852C4-CondTempOAHighRead
AV29853C1-CondTempOALowRead
AV29854C2-CondTempOALowRead
AV29855C3-CondTempOALowRead
AV29856C4-CondTempOALowRead
AV29857C1-SuperheatHighRead
AV29858C2-SuperheatHighRead
AV29859C3-SuperheatHighRead
AV29860C4-SuperheatHighRead
AV29861C1-SuperheatLowRead
AV29862C2-SuperheatLowRead
AV29863C3-SuperheatLowRead
AV29864C4-SuperheatLowRead
AV29865C1-SubcoolHighRead
AV29866C2-SubcoolHighRead
AV29867C3-SubcoolHighRead
AV29868C4-SubcoolHighRead
AV29869C1-SubcoolLowRead
AV29870C2-SubcoolLowRead
AV29871C3-SubcoolLowRead
AV29872C4-SubcoolLowRead
AV29873C1-EvapTempHighRead
AV29874C2-EvapTempHighRead
AV29875C3-EvapTempHighRead
AV29876C4-EvapTempHighRead
AV29877C1-EvapTempLowRead
AV29878C2-EvapTempLowRead
AV29879C3-EvapTempLowRead
AV29880C4-EvapTempLowRead
MV29881HtgAdapTunEnWrite
MV29882ClgAdapTunEnWrite
MV29883LoadShedEnableWrite
AV29884LoadShedRateLimWrite
AV29885LoadShedAdjustWrite
AV29886UnitCapWrite
AV29887FanPowerWrite
AV29888SuperHeatGoalWrite
AV29889AltitudeWrite
AV29890#RefrigSysWrite
MV29891MornC-EnWrite
AV29892MornCRAT-SpWrite
MV29893OptStrt-EnWrite
MV29894OccBI-EnWrite
AV29895EarlyStrtPeriodWrite
AV29898#HtPumpStgsWrite
MV29899DefrostCurveSelWrite
MV29899DefrostStateRead
MV29900RevVlvRead
MV29901AuxHtgRead
MV29902ModeRead
AV29903HGRUnoccHum-SPWrite
MV29904HGRUnocc-EnWrite
AV29905DATMaxHtgSPWrite
AV29906DATSatSPWrite
AV29907DATClgMinSPWrite
MV29908SZVAVEnWrite
MV29909HdwrResetWrite
MV29910DirLoadshdWrite
MV29911RedlineWrite
MV29912EconMechStpWrite
AV29913SZVAVMinFanSpdWrite
MV29914OffDurUnoccWrite
MV29915EconFltDetectEnWrite
AV29916EconAlrmDlyWrite
AV29917EconPosErrWrite
AV29918EconMinErrWrite
MV29919PIDTunRstWrite
MV29921PmpOut-EnWrite
AV29922StgClgCmdRead
AV29923StgHtgCmdRead
AV29924PropHtgCmdRead
AV29925SZVAVClgOcc-SpWrite
AV29926SZVAVClgUnocc-SpWrite
AV29927OprSZVAVClg-SpRead
MV29928LowAmb-EnWrite
AV29929SZVAVHtgOcc-SpWrite
AV29930SZVAVHtgUnocc-SpWrite
AV29931OprSZVAVHtg-SpRead
AV29932VAVClgUnocc-SpWrite
MV29933FrAir-EnWrite
MV29934EncodeTypeWrite
AV29935SZVAVClgLdRead
AV29936SZVAVHtgLdRead
AV29937HGR-DiffWrite
MVmin29896UnitEnWrite
AV29897DeviceIdWrite
Object ID lookup: Johnson Controls Verasys SSE rooftop 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 Verasys SSE system bus (Smart Equipment rooftop board) 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 Johnson Controls Verasys SSE system bus (Smart Equipment rooftop board)

How many BACnet points does the Johnson Controls Verasys SSE system bus (Smart Equipment rooftop board) have?

This list has 429 BACnet objects: 240 analog values, 184 multi-state values, 5 characterstring values. The exact set on a given unit depends on its firmware, installed options and configuration.

Which Johnson Controls Verasys SSE system bus (Smart Equipment rooftop board) BACnet points are writable?

180 of the 429 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 Johnson Controls Verasys SSE system bus (Smart Equipment rooftop board) BACnet documentation?

The source is Verasys BACnet over IP Integration User Guide (LIT-12013287), revision 2024-03-11, published free by Johnson Controls at https://docs.johnsoncontrols.com/bas/api/khub/maps/bQUUXbLn_sJI5F5XzKax0Q/attachments/ETDjFYqCzPvla4mPr0wdlw-bQUUXbLn_sJI5F5XzKax0Q/content.

What are the minimum BACnet points to integrate the Johnson Controls Verasys SSE system bus (Smart Equipment rooftop board)?

Start with MV 29896 UnitEn (Unit enable); MV 29518 OccMode (Occupancy mode); MV 29520 NetOcc (Network occupancy command); AV 29608 ClgOcc-Sp (Occupied cooling setpoint); AV 29728 CVHtgOcc-SP (CV occupied heating setpoint); AV 29564 SAT (Supply air temperature); MV 29838 OprMode (Operating mode); MV 29803 Unit-S (Unit status); MV 29552 FanVFDFlt (Supply fan VFD fault); MV 29811 EconDampFlt (Economizer damper fault).

How do I check these points on the real Verasys SSE system bus (Smart Equipment rooftop board)?

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 Johnson Controls BACnet points lists

Source: Verasys BACnet over IP Integration User Guide · LIT-12013287 · rev. 2024-03-11. Object names, instances and units are reproduced as published; descriptions are our own.