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Air handling unit controller · BACnet points list

Mark Climate Airstream AHU (OJ Air2 controller) BACnet points list

Updated 4 November 2026

Short answer

Mark's Airstream AHU manual reproduces the OJ Electronics OJ-Air2 Master register list, with a Modbus address and a BACnet object for each parameter. The controller is a BACnet IP device (B-AAC) on its RJ45 Ethernet port. This list holds the 878 parameters that have a BACnet object (AI, AV, BI, BV); rows with NA in the BACnet column are Modbus-only and left out. Every value is readable whatever the unit's options, but it is only used when the matching component or sensor is installed.

This page lists 878 BACnet objects for the Mark Climate Airstream AHU (OJ Air2 controller) — 323 of them writable — with each object’s type, instance number, name, engineering units and access. It is re-typed from Mark Climate’s own free documentation, linked below.

Manufacturer
Mark Climate
Model
Airstream AHU (OJ Air2 controller)
Equipment
Air handling unit controller
Equipment type
Rooftop units, AHUs & DOAS
BACnet objects
878 (323 writable)
Transport
BACnet IP
Firmware
OJ Air2 program version 4.18 or later (BACnet section)
Also known as
Mark Airstream, Airstream, OJ-Air2Master, OJ Air2 Master, OJ-Air2
Source document
Manual tehnic Modbus Bacnet - Mark Airstream AHU (OJ Air2 Master Modbus/BACnet) · 0661151_R03 · rev. 2021-07
Download CSV 878 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 Mark Climate’s current documentation and the live device before use. Not official Mark Climate information. Terms of use.

BMS integration notes: Mark Climate Airstream AHU (OJ Air2 controller)

Integration in brief

Run the unit from the BMS with AV244 BMSDrfCtrlReg (11 = stop, 105 = low, 414 = medium, 210 = high speed), which only works once the physical 'Operating mode via BMS' input is active (BI199 BMS InpStat reports it). Write the temperature setpoint to AV134, read AI0 DriftMode for the actual mode, the supply and outdoor temperatures and flows, BI29 for any active alarm, and pulse BV0 to reset alarms.

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
AV 244BMSDrfCtrlRegBMS run mode: 11 stop, 105 low, 414 medium, 210 highWrite
AV 134TempRegSetTemperature setpoint for the active control typeWrite
BV 0Alr_ResetAlarm reset (returns to 0 by itself)Write
AI 0DriftModeActual mode: 0-99 stopped, 100+ runningRead
AI 16SupTempSupply air temperatureRead
AI 20OutDoorTempOutdoor air temperatureRead
AI 5SupFlowSupply air flowRead
BI 29AlrActiveAny active alarmRead

Enable & remote start

AV244 BMSDrfCtrlReg sets the BMS operating mode (11 stop, 105 low, 414 medium, 210 high, 211 summer night cooling, 220 night heating). BMS modes only take effect after the physical input 'Operating mode via BMS' is activated; BI199 BMS InpStat reports the BMS-control activation status. AV0 ManDriftMode is the controller's own auto/manual/calendar selection.

Sensors & values from the BMS

To use a BMS outdoor temperature set BV15 MBTOutDAct and write AV245 MBT_OutDoor; for room temperature set BV16 MBTRoom1Activ and write AV246 MBT_Room1. Alarms flag BMS room and outdoor values that are out of range.

Network setup

Watch out for

Mark Climate Airstream AHU (OJ Air2 controller) 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.

878 of 878 shown
Type
Access
Show
Mark Climate Airstream AHU (OJ Air2 controller) BACnet Points List
DescriptionStates
BVmin0Alr_ResetAlarm reset signal (AutoReturn to zero)Write
BV1CoolRecovFuncCooling recovery: ON/OFFWrite
BV2SN_FuncSummer night cooling: ON/OFFWrite
BV3SWTC_FuncSummer/winter temp. compensation: ON/OFFWrite
BV4FlwTmpCmpFuncFlow/outdoor temperature compensation: ON/OFFWrite
BV5RecircFuncRecirculation: ON/OFFWrite
BV6CoolFlwForceFcForced flow with cooling demand: ON/OFFWrite
BV7TimeSw-SumFuncAutomatic summer/winter time: ON/OFFWrite
BV8ExtDrfHiPeriodInput for forced high speedWrite
BV9ExtDrfPeriodONRun-on time for forced high speed activeWrite
BV10ManZeroCaliStart manual zero calibration (can be used together with automatic zero calibration)Write
BV11AutoZeroCaliAutomatic zero calibration: ON/OFFWrite
BV12FiltDynAlrFuncDynamic filter alarm –> ON/OFFWrite
BV13FiltCalibrateStart filter calibration. Is automatically reset to zero (OFF) once calibration has been completed.Write
BV14FiltCaliDoneFilter calibration completed (valid filter data)Write
BV21CmbEnCtrlMBEnable combi coil for control via external Modbus [1=Modbus/0=Dig. input]Write
BV17CmbEnHeatMBHot water supply is available for the combi coilWrite
BV18CmbEnCoolMBCold water supply is available for the combi coilWrite
BV15MBTOutDActActivate outdoor temperature from BMSWrite
BV16MBTRoom1ActivActivate room temperature from BMSWrite
BV19MBForceRecircForce recirc via Ext. ModbusWrite
BV20MBEnblForceRecEnable Modbus Force recirc signalWrite
BI0OperationOperation ON/OFFRead
BI1ExtStopExternal stopRead
BI2ExtHiSpeedExternalhigh speedRead
BI3ExtDrfLoSpeedExtended low speed –> ActiveRead
BI4ExtDrfHiSpeedExtended high speed –> ActiveRead
BI78ExtBrandStopStatus Brandstop inputRead
BI225ExtDrfMeSpeedExtended medium speed –> ActiveRead
BI5ElBattPowerRedPower to electric heating coil reduced due to low flowRead
BI6SN_DriftSummer night cooling is activeRead
BI7SN_ResetReset parameters for summer night cooling (new calculation is initiated)Read
BI8SWTC_WintCompWinter temperature compensation is activeRead
BI9SWTC_SumCompSummer temperature compensation is activeRead
BI10SW_StatusSummer/winter actual statusRead
BI11RecircStatusRecirculation statusRead
BI12EXC_ExerciseExercising heat exchanger –> ActiveRead
BI13CExcIceProtectSignal to cross-flow exchanger reduced (frost protection)Read
BI14SupDuctMinFlowSupply duct pressure controller reduced to min. flowRead
BI15SupDuctMaxFlowSupply duct pressure controller increased to max. flowRead
BI16ExtDuctMinFlowExtract duct pressure controller reduced to min. flowRead
BI17ExtDuctMaxFlowExtract duct pressure controller increased to max. flowRead
BI18CoolRecoveryCooling recovery –> statusRead
BI19HW1FrostRegCirculation pump on heating coil: Frost protection –> ActiveRead
BI20HW1PumpExerCirculation pump on heating coil: Pump exercising –> ActiveRead
BI21CW PumpExerCoolWaterCoil PumpExercise activeRead
BI22Heat_FlwDnRegSignal to heating coil reduced (insufficient flow) –> ActiveRead
BI23TempRegMinSup"1" when min. supply temperature control is active.Read
BI24TempRegMaxSup"1" when max. supply temperature control is active.Read
BI25BattEXC_ExerCirculation pump on heat recovery coil:Read
BI26Heat_RE1Heating relay 1Read
BI27Cool_RE1Cooling relay 1Read
BI28BattEXC_PumpRECirculation pump on heat recovery coil:Read
BImin29AlrActiveAt least one active alarmRead
BI30Alr_RE1Alarm relay 1 (A-alarm)Read
BI31Alr_RE2Alarm relay 2 (B-alarm)Read
BI32Alr_FireSignalFire alarm signal (room sensor)Read
BI33Alr_SmokeSigSmoke/fire alarm signal (duct sensor)Read
BI219EL1_OverHtBacElectric coil: High temperature alarm signalRead
BI220AlrElBattContElectric coil: Relay stuckRead
BI35FiltSupAlarmFilter alarm for supply filterRead
BI36FiltExtAlarmFilter alarm for extract filter (pressure drop above set limit)Read
BI253FiltSup2AlarmFilter Alarm for Sup2-Filter (pressure above Limit)Read
BI254FiltExt2AlarmFilter Alarm for Ext2-Filter (pressure above Limit)Read
BI37SupTempSensErrSupply temperature sensor – sensor faultRead
BI38ExtTempSensErrExtract temperature sensor – sensor faultRead
BI39OutDoorSensErrOutdoor temperature sensor – sensor faultRead
BI40RoomSensErrRoom temperature sensor – sensor faultRead
BI41ExhaustSensErrExhaust temperature sensor – sensor faultRead
BI42HW1SensErrHeating coil temperature sensor – sensor faultRead
BI43BattEXC_SensErHeat recovery coil temperature sensor – sensor faultRead
BI44HW1FrostAlrHeating coil frost alarmRead
BI45Cool_SumAlarmCooling shared alarmRead
BI46Cool_DI1_AlarmCooling digital alarm 1 inputRead
BI47Cool_DI2_AlarmCooling digital alarm 2 inputRead
BI48Cool_DI3_AlarmCooling digital alarm 3 inputRead
BI49Cool_DI4_AlarmCooling digital alarm 4 inputRead
BI50SupMotorONSupply motor ON/OFFRead
BI51SupMotorAlarmSupply Motor AlarmRead
BI52FCsupMtrAlrVloSupply motor low voltage alarm (only with OJ-FC)Read
BI53FCsupMtrAlrVhiSupply motor high voltage alarm(only with OJ-FC)Read
BI54FCsupMtrAlrIhiSupply motor high current alarm (only with OJ-FC), motor protectionRead
BI55FCsupMtrAlrTmpSupply motor temperature alarm (only with OJ-FC)Read
BI56FCsupMtrAlrPhsSupply motor phase fault alarm (only with OJ-FC)Read
BI58FCsupMtrIhiLimSupply motor high current limit: short-circuit protection (only with OJ-FC)Read
BI57FCsupMtrAlrRipSupplyMotor V Ripple AlarmRead
BI59ExtMotorONExtract motor ON/OFFRead
BI61FCextMtrAlrVloExtract motor low voltage alarmRead
BI62FCextMtrAlrVhiExtract motor high voltage alarmRead
BI63FCextMtrAlrIhiExtract motor high current alarmRead
BI64FCextMtrAlrTmpExtract motor temperature alarmRead
BI65FCextMtrAlrPhsExtract motor phase fault alarmRead
BI67FCextMtrIhiLimExtract motor high current limitRead
BI66FCextMtrAlrRipExtractMotor V Ripple AlarmRead
BI68EXC_ONRotary heat exchanger – motor control ON/OFF(only with OJ-RHX2M)Read
BI69EXC_ResetRotary heat exchanger – reset signal (only with OJ-RHX2M)Read
BI70EXC_DirectionRotary heat exchanger – rotation direction (only with OJ-RHX2M)Read
BI71EXC_RotAlarmRotary heat exchanger – rotation alarm (only with OJ-RHX2M)Read
BI72EXC_VloAlarmRotary heat exchanger – low voltage alarm (only with OJ-RHX2M)Read
BI73EXC_VhiAlarmRotary heat exchanger – high voltage alarm(only with OJ-RHX2M)Read
BI74EXC_IhiAlarmRotary heat exchanger – high current alarm (only with OJ-RHX2M)Read
BI75EXC_TempAlarmRotary heat exchanger – temperature alarmRead
BI76EXC_RotSignalRotary heat exchanger – rotation signal (only with OJ-RHX2M)Read
BI77EXC_OverloadRotary heat exchanger – torque overload (only with OJ-RHX2M)Read
BI93PH_PowReducePre-heating coil - Output reduction, low air volumeRead
BI89PHFrostRegActPre-heating coil - Relay for active heating/coolingRead
BI91PHHeatRelayPre-heating coil - Frost protection activeRead
BI92PH_OverheatPre-heating coil - Overheating faultRead
BI94PH_HWBSensErrPre-heating coil - Return sensor - Sensor faultRead
BI88PHFreezeAlarmPre-heating coil - Frost alarmRead
BI226PHHeatRelay2Preheater - heat relay 2Read
BI176PHHeatRelay3Pre-heating coil - Heat relay 3 (Heat/Cool)Read
BI90PHPumpExerPre-heater Pump exercise activeRead
BI108HP_CoolingActvChangeover relay heatpump activeRead
BI109HP_De-icingActStatus bit: De-icing of heatpumpRead
BI107NO_CStopRTStatCooling stopped by room temperatureRead
BI106NO_CRecovStatCoolrecovery over damper activeRead
BI104AlrNoREXCaliAlarm - pressure transmitter not calibrated (Ice guard rotor heat exchanger)Read
BI105AlrSensREXNCAlarm - pressure transmitter not configered (Ice guard rotor heat exchanger)Read
BI110AlrRexFrozenAlarm - rotor heat exchanger blocked by ice (high pressure over rotor wheel)Read
BI111AlrRexDustyAlarm - rotor heat exchanger blocked by dirt (high pressure over rotor wheel)Read
BI95AlrEXCEffToLowAlarm - Heat recovery efficiency below alarm limitRead
BI86HW2SensErrHeating coil 2 - Return sensor - Sensor faultRead
BI87HW2FrostAlrHeating coil 2 - Frost alarmRead
BI84HW2FrostRegHeating coil 2 - Frost control activeRead
BI85HW2PumpExerHeating coil 2 - Circulation pump, pump exercising activeRead
BI278Heat_RE2Heating relay 2 (ExtMod-Reserve)Read
BI212Heat_RE21Heating relay 21 (ExtMod-Reserve)Read
BI213Heat_RE22Heating relay 22 (ExtMod-Reserve)Read
BI214Heat_RE23Heating relay 23 (ExtMod-Reserve)Read
BI215Heat_RE24Heating relay 24 (ExtMod-Reserve)Read
BI216Heat_RE25Heating relay 25 (ExtMod-Reserve)Read
BI79AddOnTSens1ErrAdd on sensor 1 - Sensor faultRead
BI80AddOnTSens2ErrAdd on sensor 2 - Sensor faultRead
BI81AddOnTSens3ErrAdd on sensor 3 - Sensor faultRead
BI82AddOnTSens4ErrAdd on sensor 4 - Sensor faultRead
BI100AlrFrzBattEXCFrost alarm fluid-coupled coil (CoilEXC)Read
BI279CombiTSenErrCombi coil - Return sensor - Sensor faultRead
BI280CombiFrostAlrHCombi coil - Frost alarmRead
BI281CombiFrostRegCombi coil - Frost protection activeRead
BI282CombiPumpExerCombi coil - Circulation pump, pump exercising activeRead
BI283CombiCoolRelCombi coil; Cooling relay aktiveRead
BI284CombiHeatRelCombi coil; Heating relay aktiveRead
BI113Ht2DelayStatusSpecial customer code: Status timer Heat2Read
BI115Ht2RecBlkActSpecial customer code: Blokcing Heat2 in recirkulation mode = AktivatedRead
BI112Ht2FlowChgActSpecial customer code: Flow changed caused Heat2 is aktivatedRead
BI116IntRecFlowStatSpecial customer code: Status low flow during 100% recirkulationRead
BI117RecClosDmpActSpecial customer code: Recirkulation damper is closedRead
BI114HT2DelLimBlkNoSpecial customer code: Limitting Heat2 is not activatedRead
BI118HW1RiFaActivMax. raise-/fall-time is aktivatedRead
BI277Alr_FireEvaDmpAlarm smoke evacuation damper is activatedRead
BI120EC2supMtAlrVloOJ-EC/-DV 2-supply air motor voltage low alarmRead
BI121EC2supMtAlrVhiOJ-EC/-DV 2-supply air motor voltage high alarmRead
BI122EC2supMtAlrIhiOJ-EC/-DV 2-supply air motor high current limit alarmRead
BI123EC2supMtAlrTmpOJ-EC/-DV 2-supply air motor temperature alarmRead
BI124EC2supMtAlrPhsOJ-EC/-DV 2-supply air motor alarm for phase errorRead
BI126EC2supRotBlokOJ-EC/-DV 2-supply air motor alarm for blocked rotorRead
BI119EC2supMtIhiLimOJ-EC/-DV 2-supply/supply air motor high current limit; shortcuit protectionRead
BI128EC2extMtAlrVloOJ-EC/-DV 2-extract/exhaust motor voltage low alarmRead
BI129EC2extMtAlrVhiOJ-EC/-DV 2-extract/exhaust motor voltage high alarmRead
BI130EC2extMtAlrIhiOJ-EC/-DV 2-extract/exhaust motor high current limit alarmRead
BI131EC2extMtAlrTmpOJ-EC/-DV 2-extract/exhaust motor temperature alarmRead
BI132EC2extMtAlrPhsOJ-EC/-DV 2-extract/exhaust motor alarm for phase errorRead
BI134EC2extRotBlokOJ-EC/-DV 2-extract/exhaust motor alarm for blocked rotorRead
BI127EC2extMtIhiLimOJ-EC/-DV 2-extract/exhaust motor high current limit; shortcuit protectionRead
BI155AlrTTH6202ComTTH-6202 communication errorRead
BI138ECsupMtrAlrVloOJ-EC/-DV-supply air motor voltage low alarmRead
BI139ECsupMtrAlrVhiOJ-EC/-DV-supply air motor voltage high alarmRead
BI140ECsupMtrAlrIhiOJ-EC/-DV-supply air motor high current limit alarmRead
BI141ECsupMtrAlrTmpOJ-EC/-DV-supply air motor temperature alarmRead
BI142ECsupMtrAlrPhsOJ-EC/-DV-supply air motor alarm for phase errorRead
BI144ECsupRotBlokedOJ-EC/-DV-supply air motor alarm for blocked rotorRead
BI137ECsupMtrIhiLimOJ-EC/-DV-supply air motor high current limit; shortcuit protectionRead
BI146ECextMtrAlrVloOJ-EC/-DV-extract/exhaust motor voltage low alarmRead
BI147ECextMtrAlrVhiOJ-EC/-DV-extract/exhaust motor voltage high alarmRead
BI148ECextMtrAlrIhiOJ-EC/-DV-extract/exhaust motor high current limit alarmRead
BI149ECextMtrAlrTmpOJ-EC/-DV-extract/exhaust motor temperature alarmRead
BI150ECextMtrAlrPhsOJ-EC/-DV-extract/exhaust motor alarm for phase errorRead
BI152ECextRotBlokedOJ-EC/-DV-extract/exhaust motor alarm for blocked rotorRead
BI145ECextMtrIhiLimOJ-EC/-DV-extract/exhaust motor high current limit; shortcuit protectionRead
BI158AlrExtIO1_CommExtention IO-Modul no. 1 - communication errorRead
BI159AlrExtIO2_CommExtention IO-Modul no. 2 - communication errorRead
BI160AlrExtIO3_CommExtention IO-Modul no. 3 - communication errorRead
BI161AlrExtIO4_CommExtention IO-Modul no. 4 - communication errorRead
BI162AlrExtIO5_CommExtention IO-Modul no. 5 - communication errorRead
BI163AlrExtIO6_CommExtention IO-Modul no. 6 - communication errorRead
BI164AlrExtIO7_CommExtention IO-Modul no. 7 - communication errorRead
BI165AlrExtIO8_CommExternalal IO-Modul no. 8 - communication errorRead
BI167AlrAddOnSens1Addon sensor 1 - Sensor errorRead
BI168AlrAddOnSens2Addon sensor 2 - Sensor errorRead
BI169AlrAddOnSens3Addon sensor 3 - Sensor errorRead
BI170AlrAddOnSens4Addon sensor 4 - Sensor errorRead
BI174ROHRiFaActivSpecial customer code functionalityRead
BI175CmbEnCtrlMBCombi coil heat/cool control enabled via ModbusRead
BI173Cmb2CoolRelCombi coil; Cooling relay no. 2 aktiveRead
BI178ECsupEEP_ErrSupply air fan EEprom errorRead
BI179EC2supEEP_ErrSupply air fan 2 EEprom errorRead
BI180ECextEEP_ErrExhaust air fan EEprom errorRead
BI181EC2extEEP_ErrExhaust air fan 2 EEeprom errorRead
BI182TTH6040ComAlrTTH-6040 communikation errorRead
BI183LowOilDXHPAlrLow oil level cooling compressorRead
BI203AlrFireManStopFire mann stopRead
BI204AlrSmokEvacSmoke evacuation activatedRead
BI201BMSRoomTOORBMS room sensor out of rangeRead
BI202BMSOutDTOORBMS outdoor temperature out of rangeRead
BI205AlrSmokEvaFanSmoke evacuation fan alarmRead
BI206StatInleRelOutput for outdoor air/exhaust air activeRead
BI207StatSupRelOutput for supply air damper aktiveRead
BI208StatRecRelOutput for recircutation damper aktiveRead
BI209ExOutDSensErrExternal outdoor temperature sensor - sensor errorRead
BI210PHTempSensErrTemperature sensor pre-heater - sensor errorRead
BI211CW_TSensErrCooling water supply temperature - sensor errorRead
BI217Heat_RE26Heating relay26 (ExtMod-Reserve)Read
BI218Combi_PumpREPump relay combi coil activatedRead
BI221EL2_OverHtBacElectric coil 2: High temperature alarm signalRead
BI222AlrBat2ContactElectric coil 2: Relay stuckRead
BI223OutFiltAlrOnAlarm - Time is out for filter change supply air filterRead
BI224ExtFiltAlrOnAlarm - Time is out for filter change exhaust air filterRead
BI227FiltCaliDoneFilter calibration done (dynamic mode only)Read
BI228ExtDrfMePeriodInput for forced medium speedRead
BI229FCAlrSupPoLimAlarm - Supply air fan, Power limitRead
BI230FCAlrExtPoLimAlarm - Exhaust air fan, Power limitRead
BI231FCAlrSupDVRBlkAlarm - Supply air fan DV-FC Rotor blokedRead
BI232FCAlrExtDVRBlkAlarm - Exhaust air fan, DV-FC Rotor blokedRead
BI233DVAlrSupIStopAlarm - Supply air fan1, High Current StopRead
BI235DV2AlrSupIStopAlarm - Supply air fan2, High Current StopRead
BI234DVAlrExtIStopAlarm - Exhaust air fan1, High Current StopRead
BI236DV2AlrExtIStopAlarm - Exhaust air fan2, High Current StopRead
BI237CmbHeatStateStatus combi coil = HeatingRead
BI238CmbCoolStateStatus combi coil = HeatingRead
BI239Pre_OverHtBacAlarm = over heating pre-heaterRead
BI240AlrPrhContactAlarm = preheater relay hangingRead
BI241ECSupHiIOAlrAlarm OJ-EC/-DV supply air = High IO currentRead
BI242ECExtHiIOAlrAlarm OJ-EC/-DV extract air = High IO currentRead
BI243EC2SupHiIOAlrAlarm OJ-EC/-DV2 supply air = High IO currentRead
BI244EC2ExtHiIOAlrAlarm OJ-EC/-DV2 extract air = High IO currentRead
BI245AlrSupFanStopB-Alr SupFan is stoppedRead
BI246AlrSMEvacDmpSmoke Evac Damper not in positionRead
BI247AlrSMBPassDmpSmoke Bypass Damper not in positionRead
BI248DPTH 1ComAlrCommunication Alarm DPTH1Read
BI249DPTH 2ComAlrCommunication Alarm DPTH2Read
BI250DPTH 3ComAlrCommunication Alarm DPTH3Read
BI251DPTH 4ComAlrCommunication Alarm DPTH4Read
BI252DPTH 5ComAlrCommunication Alarm DPTH5Read
BI255SupFilt2AlrOnAlarm from Supplyfilter2filtertimerRead
BI256ExtFilt2AlrOnAlarm from Extractfilter2timerRead
BI83AlrFrostLuftAlarm frost thermostat alarm (digital input)Read
BI125EC2sup ErrDirOJ-EC/-DV2-Supply air motor Direction errorRead
BI133EC2ext ErrDirOJ-EC/-DV-ExtractMotor Direction errorRead
BI135AlrEC2SupComOJ-EC/-DV2 Supply Comm AlarmRead
BI136AlrEC2ExtComOJ-EC/-DV2 Extract Comm AlarmRead
BI143ECsup ErrDirOJ-EC/-DV-SupplyMotor Direction errorRead
BI151ECext ErrDirOJ-EC/-DV-ExtractMotor Direction errorRead
BI153AlrOJ ECS CommOJ-EC/-DV Supply Comm AlarmRead
BI154AlrOJ ECE CommOJ-EC/-DV Extract Comm AlarmRead
BI156AlrBDRes7ComCommunication Alarm Belimo ResNo7 DamperRead
BI157AlrBDRes7PosPosition Alarm Belimo ResNo7 DamperRead
BI166AlrSupTemp2Supplysensor 2 alarmRead
BI171AlrSupMtrSupMotor AlarmRead
BI172AlrExtMtrExtMotor AlarmRead
BI96AlrAtvSupCommAlarm Atv Communication alarm SupplyRead
BI97AlrAtvExtCommAlarm Atv Ccommunication alarm ExtractRead
BI98AlrAtvSupFCAlarm Atv FC SupplyRead
BI99AlrAtvExtFCAlarm Atv FC ExtractRead
BI101AlrDeIceContContact error DeIcer El-coilRead
BI102AlrDeIceOverhDeIcer overheatingsalarm El-coilRead
BI103AlrDeIceReducDeIcer power reduction alarm El-coilRead
BI60ExtMotorAlarmExtractMotor ON/OFFRead
BI257ZM PIRZoneControl PIR ActiveRead
BI258ZM1 WinFrostZoneModule 1 - WindowFrost ValueRead
BI259ZM1 PIRZoneModule 1 - PIR ActiveRead
BI260ZM1 RoomTmpErrZoneModule 1 - Room Temp Sensor ErrorRead
BI261ZM1 SupTempErrZoneModule 1 - Supply Temp Sensor ErrorRead
BI262ZM2 WinFrostZoneModule 2 - WindowFrost ValueRead
BI263ZM2 PIRZoneModule 2 - PIR ActiveRead
BI264ZM2 RoomTmpErrZoneModule 2 - Room Temp Sensor ErrorRead
BI265ZM2 SupTempErrZoneModule 2 - Supply Temp Sensor ErrorRead
BI266ZM3 WinFrostZoneModule 3 - WindowFrost ValueRead
BI267ZM3 PIRZoneModule 3 - PIR ActiveRead
BI268ZM3 RoomTmpErrZoneModule 3 - Room Temp Sensor ErrorRead
BI269ZM3 SupTempErrZoneModule 3 - Supply Temp Sensor ErrorRead
BI270ZM4 WinFrostZoneModule 4 - WindowFrost ValueRead
BI271ZM4 PIRZoneModule 4 - PIR ActiveRead
BI272ZM4 RoomTmpErrZoneModule 4 - Room Temp Sensor ErrorRead
BI273ZM4 SupTempErrZoneModule 4 - Supply Temp Sensor ErrorRead
BI274Cool_RE2Cooling Relay 2Read
BI275Cool_RE3Cooling Relay 3Read
BI276Cool_RE4Cooling Relay 4Read
BI285SupFanWallAlrSupply Fan wall Alarm (B)Read
BI286ExtFanWallAlrExtract Fan wall Alarm (B)Read
BI287ExtDamperSigThe extract digital damper output signalRead
BI288ExhDamperSigThe exhaust digital damper output signalRead
BI289ExhBDamperSigThe exhaust backup digital damper output signalRead
BI290SupBDamperSigThe supply backup digital damper output signalRead
BI185AlrComSupFanCommon Alarm - supply air fanRead
BI187AlrComSupFlDuCommon Alarm - supply pressure/flowRead
BI186AlrComExtFanCommon Alarm - extract fanRead
BI188AlrComExtFlDuCommon Alarm - extract pressure/flowRead
BI184AlrComHWPumpCommon Alarm - circulation pumpRead
BI189AlrComEXCCommon Alarm - heat exchangerRead
BI190AlrComFreezeCommon Alarm - frostRead
BI191AlrComElHeatCommon Alarm - electric heating coilRead
BI192AlrComTempCommon Alarm - temperature high/lowRead
BI193AlrComSFiltCommon Alarm - supply filterRead
BI194AlrComEFiltCommon Alarm - extract filterRead
BI195AlrComTmpSensCommon Alarm - temperature sensorRead
BI196AlrComCoolCommon Alarm - coolingRead
BI197AlrComBDampCommon Alarm Belimo damperRead
BI198AlrComInternCommon Alarm - Internal Modbus errorRead
BI199BMS InpStatActivate BMS controlRead
BI200ExternLowStateInput external low speedRead
BI177StartInpStateStatus external start inputRead
AImin0DriftModeActual operating modeRead
AI1SupDuctPaActual supply duct pressure [Pa]PaRead
AI2SupDuctPaRgSetSetpoint for supply duct pressure controller [Pa]PaRead
AI3ExtDuctPaActual extract duct pressure [Pa]PaRead
AI4ExtDuctPaRgSetSetpoint for extract duct pressure controller [Pa]PaRead
AImin5SupFlowActual supply flow [flow unit]l/sRead
AI6SupFlowRegSetSetpoint for supply flow controller [flow unit]l/sRead
AI7ExtFlowActual extract flow [flow unit]l/sRead
AI8ExtFlowRegSetSetpoint for extract flow controller [flow unit]l/sRead
AI9CO2_ppmMeasCO2 concentration recorded by CO2 sensor [ppm]ppmRead
AI10MtrFanSupVin0-10 V DC signal to supply motor%Read
AI11MtrFanExtVin0-10 V DC signal to extract motor%Read
AI12FAN_SupPrcMeasVoltage on fan optimizer input: supply signal [1/100%]%Read
AI13FAN_ExtPrcMeasVoltage on fan optimizer input: extract signal [1/100%]%Read
AI14SupFC_MaxFlowSupply FC max. flow [flow unit]l/sRead
AI15ExtFC_MaxFlowExtract FC max. flow [flow unit]l/sRead
AImin16SupTempActual supply temperature [1/100°C]°CRead
AI17SupTempRegSetSetpoint for supply temperature controller [1/100°C]°CRead
AI18ExtTempActual extract temperature [1/100°C]°CRead
AI19ExtTempRegSetSetpoint for extract temperature controller [1/100°C]°CRead
AImin20OutDoorTempActual outdoor temperature [1/100°C]°CRead
AI21RoomTempActual room temperature [1/100°C]°CRead
AI22ExhaustTempActual exhaust temperature [1/100°C]°CRead
AI23TempRegMeasTemp. recorded by actual temperature controller [1/100°C]°CRead
AI24TempRegValControl value for actual temperature controller [1/100°C]°CRead
AI25BattEXC_TempWater coil temperature downstream from heat exchanger [1/100°C]°CRead
AI26HW1BattTempActual heating coil temperature [1/100°C]°CRead
AI27SupFiltPaAvrsupply filter pressure [1/100Pa]PaRead
AI28ExtFiltPaAvrExtract filter pressure [1/100Pa]PaRead
AI29SupMotorSetsupply motor signal setpoint [1/100%]%Read
AI30ExtMotorSetExtract motor signal setpoint [%]%Read
AI31FiltSupAlrPasupply filter monitor max. alarm limit [Pa]PaRead
AI232EfficiencyTempCurrent EfficiencyTemp [1/100C]PaRead
AI108EXCActualEffHeat exchanger efficiency [1/100%]%Read
AI106AtvSupFCTypeSupply ATV frequency converter - Actual FC typeRead
AI107AtvExtFCTypeExhaust ATV frequency converter - Actual FC typeRead
AI130ExtFilt2PaAvrExtract 2 FlowPressure (Avr-Meas) [1/100Pa]PaRead
AI32FiltExtAlrPaExtract filter monitor max. alarm limit [Pa]PaRead
AI131SupFilt2PaAvrSupply 2 FilterPressure (Avr-Meas) [1/100Pa]PaRead
AI33FlwTmpCmpOutTemp. compensated flow setpoint percentage [1/100%]%Read
AI34SWTC_ActSetOfsSummer/winter temp. compensation of actual setpoint offset [1/100°C]°CRead
AI35HeatEXCPowerHeat exchange controller heating power [1/100%]%Read
AI36HeatPowerActual heating power [1/100%]%Read
AI37CoolPowerCooling controller power [1/100%]%Read
AI38CoolActPowerActual cooling power [1/100%]%Read
AI39CoolFlwForcePwCooling forced flow power [1/100%]%Read
AI40CoolVin1AlarmCooling alarm 1 transducer signal [1/100%]%Read
AI41CoolVin2AlarmCooling alarm 2 transducer signal [1/100%]%Read
AI42CoolVin3AlarmCooling alarm 3 transducer signal [1/100%]%Read
AI43CoolVin4AlarmCooling alarm 4 transducer signal [1/100%]%Read
AI44C_LoPress1BarActual low pressure sensor 1 [1/100 bar]BarRead
AI45C_HiPress1BarActual high pressure sensor 1 [1/100 bar]BarRead
AI46C_LoPress2BarActual low pressure sensor 2 [1/100 bar]BarRead
AI47C_HiPress2BarActual high pressure sensor 2 [1/100 bar]BarRead
AI103Heat2PowerHeating 2 - Regulator power [1/100%]%Read
AI48FCsupMtrTypeSupply motor type (only with OJ-FC)Read
AI49FCsupMtrFC_SWSupply motor software version [1/100] (only with OJ-FC)Read
AI50FCsupMtrIO_SWSupply motor IO card software version [1/100] (only with OJ-FC)Read
AI51FCsupMtrPrcOutSupply motor output percentage [1/100%] (only with OJ-FC)%Read
AI52FCsupMtrHzOutSupply motor frequency output [1/100 Hz] (only with OJ-FC)HzRead
AI53FCsupMtrIoutSupply motor actual current output [mA] (only with OJ-FC)mARead
AI54FCsupMtrPowOutSupply motor actual power output [Watt] (only with OJ-FC)WRead
AI55FCsupMtrPrcSetSupply motor setpoint [%]%Read
AI56SupSFPSpecific fan power (SFP), supply [W·s/m3 = J/m3] (only with OJ-FC)J/mRead
AI251SupSFPIISupply SFP EC-2 [Ws/m3 same as J/m3]J/mRead
AI57FCextMtrTypeExtract motor type (only with OJ-FC)Read
AI58FCextMtrFC_SWExtract motor software version [1/100] (only with OJ-FC)Read
AI59FCextMtrIO_SWExtract motor IO card software version [1/100] (only with OJ-FC)Read
AI60FCextMtrPrcOutExtract motor output percentage [1/100%] (only with OJ-FC)%Read
AI61FCextMtrHzOutExtract motor frequency output [1/100 Hz] (only with OJ-FC)HzRead
AI62FCextMtrIoutExtract motor actual current output [mA] (only with OJ-FC)mARead
AI63FCextMtrPowOutExtract motor actual power output [Watt] (only with OJ-FC)WRead
AI64FCextMtrPrcSetExtract motor output setpoint [1/100%]%Read
AI65ExtSFPSpecific fan power (SFP), extract [W·s/m3 = J/m3] (only with OJ-FC)J/mRead
AI252ExtSFPIIExtract SFP EC-2 [Ws/m3 same as J/m3]J/mRead
AI66EXC_TypeRotary heat exchanger – motor type (only with OJ RHX2M)Read
AI67EXC_SoftwareRotary heat exchanger – software version [1/100] (only with OJ RHX2M)Read
AI68EXC_PrcOutRotary heat exchanger – percentage [1/100%]%Read
AI69EXC_RpmOutRotary heat exchanger – speed output [1/100 rpm]rpmRead
AI70EXC_IoutRotary heat exchanger – actual output [mA] (only with OJ RHX2M)mARead
AI71EXC_PowerRotary heat exchanger – output power [W] (only with OJ RHX2M)WRead
AI72EXC_DriftDaysRotary heat exchanger – days of operation (only with OJ RHX2M)DayRead
AI73EXC_PrcSetRotary heat exchanger – percentage setpoint [1/100%] (only with OJ RHX2M)%Read
AI253FullSFPHighCombined SFP [Ws/m3 same as J/m3]J/mRead
AI254FullSFPLowCombined SFP [Ws/m3 same as J/m3]J/mRead
AI74EXTM1_SW_VerExtension module 1 software version [1/100]Read
AI75EXTM2_SW_VerExtension module 2 software version [1/100]Read
AI105PHWMTempActual temperature of pre-heating coil [1/100°C]°CRead
AI104PH_HeatPowerActual output of pre-heating coil [1/100%]%Read
AI76TimeSw-WeekDayActual day of the week (0=Mon..6=Sun)Read
AI77ExtDrfDaysLeftExtended operation, remaining number of daysRead
AI78ExtDrfMinLeftExtended operation, remaining number of minutesMinRead
AI110HP_CoilPaMeasActual pressure at the heat pump outdoor coil.PaRead
AI79Alr_Released00Stack for active alarms (0 indicates end of stack)Read
AI80Alr_Released01Stack for active alarms (0 indicates end of stack)Read
AI81Alr_Released02Stack for active alarms (0 indicates end of stack)Read
AI82Alr_Released03Stack for active alarms (0 indicates end of stack)Read
AI83Alr_Released04Stack for active alarms (0 indicates end of stack)Read
AI84Alr_Released05Stack for active alarms (0 indicates end of stack)Read
AI85Alr_Released06Stack for active alarms (0 indicates end of stack)Read
AI86Alr_Released07Stack for active alarms (0 indicates end of stack)Read
AI87Alr_Released08Stack for active alarms (0 indicates end of stack)Read
AI88Alr_Released09Stack for active alarms (0 indicates end of stack)Read
AI89Alr_Released10Stack for active alarms (0 indicates end of stack)Read
AI90Alr_Released11Stack for active alarms (0 indicates end of stack)Read
AI91Alr_Released12Stack for active alarms (0 indicates end of stack)Read
AI92Alr_Released13Stack for active alarms (0 indicates end of stack)Read
AI93Alr_Released14Stack for active alarms (0 indicates end of stack)Read
AI94Alr_Released15Stack for active alarms (0 indicates end of stack)Read
AI263Humid ActRHOutActual % rel. Huminity OutdoorRead
AI264Humid ActRHExhActual % rel. Huminity ExthaustRead
AI95MasterSW_VerMaster software version [1/100]Read
AI96DisplaySW_VerDisplay software version [1/100]Read
AI97AddOnTSensor1Add on sensor 1 [1/100°C]°CRead
AI98AddOnTSensor2Add on sensor 2 [1/100°C]°CRead
AI99AddOnTSensor3Add on sensor 3 [1/100°C]°CRead
AI100AddOnTSensor4Add on sensor 4 [1/100°C]°CRead
AI101MtrFanSupVin0-10 V DC signal to supply motor%Read
AI102MtrFanExtVin0-10 V DC signal to extract motor%Read
AI128Humid_ActRHSupActual % rel. Humidity Supply duct [1/100%rh]%Read
AI127Humid_ActRHExtActual % rel. Humidity Extract duct [1/100%rh]%Read
AI109HW12_VDCOutSpecial customer code: heat coil 1 step 2 output, V DCmVRead
AI111RecAltFlowActSpecial customer code: Actual status change flow recirc. - 0=No change; 1=Low to...Read
AI112RecClosTimerSpecial customer code: Actual status timer for lukket recirkulering [Sec]SecRead
AI113CombiVDC_OutCombi coil VDC-Signal [1/1000 V]VRead
AI114CombiHeatPowCombi coil %-Signal heating [1/100 %]%Read
AI115CombiCoolPowCombi coil %-Signal Cooling [1/100 %]%Read
AI234SupplyTemp2Special customer code: Actual supply supply temperature2 [1/100°C]°CRead
AI118ExtOutDTempExternal outdoor temperature sensor [1/100°C]°CRead
AI119PHeatTempAirTemperature after pre-heating coil [1/100 °C]°CRead
AI120CW_supplyTempCold water supply temperature for cooling coil [1/100 °C]°CRead
AI121RecFreshAirDisDamper position intake/outdoor damper [1/100 %]%Read
AI122RecDampPrcDisDamper position recirkulation [1/100 %]%Read
AI123CoolVDC_Out2Output voltage cooling valve2 (only combi coil) [1/1000 V]VRead
AI116AtvExtPowerATV extract air actual power [1/100 kW]kWRead
AI117AtvSupPowerATV supply air actual power [1/100 kW]kWRead
AI233OutDoorSenTempCurrent OutDoorTemp [1/100C]Read
AI124OutFilRestDayDays until timer alarm from the outdoor filterRead
AI125ExtFilRestDayDays until timer alarm from the extract filterRead
AI126CombiBattTempCombi coil actual return temperature [1/100°C]°CRead
AI129RelHumMixedActual relative humidity in mixed air [1/100%rh]%Read
AI132ZM CountNumber of Detected ZoneModulesRead
AI133ZM OpModeZoneControl Operation ModeRead
AI134ZM1 StatusZoneModule 1 - Status: 0=No active alarm; 1=A-alarm active; 2=B-alarm activeRead
AI135ZM1 Sup1SetZoneModule 1 - VAV Supply 1 Actuator Setpoint [scale depending on the connected actuator]Read
AI136ZM1 Sup1FlowZoneModule 1 - VAV Supply 1 Actuator Flow [scale depending on the connected actuator]Read
AI137ZM1 Sup2SetZoneModule 1 - VAV Supply 2 Actuator Setpoint [scale depending on the connected actuator]Read
AI138ZM1 Sup2FlowZoneModule 1 - VAV Supply 2 Actuator Flow [scale depending on the connected actuator]Read
AI139ZM1 ExtSetZoneModule 1 - VAV Extract Actuator Setpoint [scale depending on the connected actuator]Read
AI140ZM1 ExtFlowZoneModule 1 - VAV Extract Actuator Flow [scale depending on the connected actuator]Read
AI141ZM1 HeatSetZoneModule 1 - VAV Heating Actuator Setpoint [scale depending on the connected actuator]Read
AI142ZM1 HeatFlowZoneModule 1 - VAV Heating Actuator Flow [scale depending on the connected actuator]Read
AI143ZM1 CoolSetZoneModule 1 - VAV Cooling Actuator Setpoint [scale depending on the connected actuator]Read
AI144ZM1 CoolFlowZoneModule 1 - VAV Heating Actuator Flow [scale depending on the connected actuator]Read
AI145ZM1 RoomTempZoneModule 1 - Room Temperature Value [1/100°C]Read
AI146ZM1 SupTempZoneModule 1 - Supply Temperature Value [1/100°C]Read
AI147ZM1 SetOffsetZoneModule 1 - Remote Setpoint Offset [1/100°C]Read
AI148ZM1 CO2VOCZoneModule 1 - CO2/VOC Value [ppm]Read
AI149ZM1 RHZoneModule 1 - RH Value [1/100%rh]Read
AI150ZM2 StatusZoneModule 2 - Status: 0=No active alarm; 1=A-alarm active; 2=B-alarm activeRead
AI151ZM2 Sup1SetZoneModule 2 - VAV Supply 1 Actuator Setpoint [scale depending on the connected actuator]Read
AI152ZM2 Sup1FlowZoneModule 2 - VAV Supply 1 Actuator Flow [scale depending on the connected actuator]Read
AI153ZM2 Sup2SetZoneModule 2 - VAV Supply 2 Actuator Setpoint [scale depending on the connected actuator]Read
AI154ZM2 Sup2FlowZoneModule 2 - VAV Supply 2 Actuator Flow [scale depending on the connected actuator]Read
AI155ZM2 ExtSetZoneModule 2 - VAV Extract Actuator Setpoint [scale depending on the connected actuator]Read
AI156ZM2 ExtFlowZoneModule 2 - VAV Extract Actuator Flow [scale depending on the connected actuator]Read
AI157ZM2 HeatSetZoneModule 2 - VAV Heating Actuator Setpoint [scale depending on the connected actuator]Read
AI158ZM2 HeatFlowZoneModule 2 - VAV Heating Actuator Flow [scale depending on the connected actuator]Read
AI159ZM2 CoolSetZoneModule 2 - VAV Cooling Actuator Setpoint [scale depending on the connected actuator]Read
AI160ZM2 CoolFlowZoneModule 2 - VAV Cooling Actuator Flow [scale depending on the connected actuator]Read
AI161ZM2 RoomTempZoneModule 2 - Room Temperature Value [1/100°C]Read
AI162ZM2 SupTempZoneModule 2 - Supply Temperature Value [1/100°C]Read
AI163ZM2 SetOffsetZoneModule 2 - Remote Setpoint Offset [1/100°C]Read
AI164ZM2 CO2VOCZoneModule 2 - CO2/VOC Value [ppm]Read
AI165ZM2 RHZoneModule 2 - RH Value [1/100%rh]Read
AI166ZM3 StatusZoneModule 3 - Status: 0=No active alarm; 1=A-alarm active; 2=B-alarm activeRead
AI167ZM3 Sup1SetZoneModule 3 - VAV Supply 1 Actuator Setpoint [scale depending on the connected actuator]Read
AI168ZM3 Sup1FlowZoneModule 3 - VAV Supply 1 Actuator Flow [scale depending on the connected actuator]Read
AI169ZM3 Sup2SetZoneModule 3 - VAV Supply 2 Actuator Setpoint [scale depending on the connected actuator]Read
AI170ZM3 Sup2FlowZoneModule 3 - VAV Supply 2 Actuator Flow [scale depending on the connected actuator]Read
AI171ZM3 ExtSetZoneModule 3 - VAV Extract Actuator Setpoint [scale depending on the connected actuator]Read
AI172ZM3 ExtFlowZoneModule 3 - VAV Extract Actuator Flow [scale depending on the connected actuator]Read
AI173ZM3 HeatSetZoneModule 3 - VAV Heating Actuator Setpoint [scale depending on the connected actuator]Read
AI174ZM3 HeatFlowZoneModule 3 - VAV Heating Actuator Flow [scale depending on the connected actuator]Read
AI175ZM3 CoolSetZoneModule 3 - VAV Cooling Actuator Setpoint [scale depending on the connected actuator]Read
AI176ZM3 CoolFlowZoneModule 3 - VAV Cooling Actuator Flow [scale depending on the connected actuator]Read
AI177ZM3 RoomTempZoneModule 3 - Room Temperature Value [1/100°C]Read
AI178ZM3 SupTempZoneModule 3 - Supply Temperature Value [1/100°C]Read
AI179ZM3 SetOffsetZoneModule 3 - Remote Setpoint Offset [1/100°C]Read
AI180ZM3 CO2VOCZoneModule 3 - CO2/VOC Value [ppm]Read
AI181ZM3 RHZoneModule 3 - RH Value [1/100%rh]Read
AI182ZM4 StatusZoneModule 4 - Status: 0=No active alarm; 1=A-alarm active; 2=B-alarm activeRead
AI183ZM4 Sup1SetZoneModule 4 - VAV Supply 1 Actuator Setpoint [scale depending on the connected actuator]Read
AI184ZM4 Sup1FlowZoneModule 4 - VAV Supply 1 Actuator Flow [scale depending on the connected actuator]Read
AI185ZM4 Sup2SetZoneModule 4 - VAV Supply 2 Actuator Setpoint [scale depending on the connected actuator]Read
AI186ZM4 Sup2FlowZoneModule 4 - VAV Supply 2 Actuator Flow [scale depending on the connected actuator]Read
AI187ZM4 ExtSetZoneModule 4 - VAV Extract Actuator Setpoint [scale depending on the connected actuator]Read
AI188ZM4 ExtFlowZoneModule 4 - VAV Extract Actuator Flow [scale depending on the connected actuator]Read
AI189ZM4 HeatSetZoneModule 4 - VAV Heating Actuator Setpoint [scale depending on the connected actuator]Read
AI190ZM4 HeatFlowZoneModule 4 - VAV Heating Actuator Flow [scale depending on the connected actuator]Read
AI191ZM4 CoolSetZoneModule 4 - VAV Cooling Actuator Setpoint [scale depending on the connected actuator]Read
AI192ZM4 CoolFlowZoneModule 4 - VAV Cooling Actuator Flow [scale depending on the connected actuator]Read
AI193ZM4 RoomTempZoneModule 4 - Room Temperature Value [1/100°C]Read
AI194ZM4 SupTempZoneModule 4 - Supply Temperature Value [1/100°C]Read
AI195ZM4 SetOffsetZoneModule 4 - Remote Setpoint Offset [1/100°C]Read
AI196ZM4 CO2VOCZoneModule 4 - CO2/VOC Value [ppm]Read
AI197ZM4 RHZoneModule 4 - RH Value [1/100%rh]Read
AI198CVMVoltageL1CVM Phase L1 to neutral (N) voltage [V]Read
AI199CVMCurrentL1CVM Current L1 value [A]Read
AI200CVMActPowerL1CVM Active power [kW]Read
AI201CVMVoltageL2CVM Phase L2 to neutral (N) voltage [V]Read
AI202CVMCurrentL2CVM Current L2 value [A]Read
AI203CVMActPowerL2CVM Active power [kW]Read
AI204CVMVoltageL3CVM Phase L3 to neutral (N) voltage [V]Read
AI205CVMCurrentL3CVM Current L3 value [A]Read
AI206CVMActPowerL3CVM Active power [kW]Read
AI207CVMActPowerIIICVM Active power three phases [kW]Read
AI208CVMFrequencyCVM Frequency value [Hz]Read
AI209CVMVoltageL1L2CVM Phase-phase Voltage L1 to L2 [V]Read
AI210CVMVoltageL2L3CVM Phase-phase Voltage L2 to L3 [V]Read
AI211CVMVoltageL3L1CVM Phase-phase Voltage L3 to L1 [V]Read
AI230CVMActEnergIIICVM Active energy three phases [kWh]Read
AI235CVMCurrentL1HCVM Current value [mA] (high/low word pair)Read
AI236CVMActPowerL1HCVM Active power [W] (high/low word pair)Read
AI237CVMCurrentL2HCVM Current value [mA] (high/low word pair)Read
AI238CVMActPowerL2HCVM Active power [W] (high/low word pair)Read
AI239CVMCurrentL3HCVM Current value [mA] (high/low word pair)Read
AI240CVMActPowerL3HCVM Active power [W] (high/low word pair)Read
AI241CVMActPoweIIIHCVM Active power three phases [W] (high/low word pair)Read
AI242CVMActEnerIIIHCVM Active energy three phases [Wh] (high/low word pair)Read
AI212CCVMVoltageL1CVM Cool Phase L1 to neutral (N) voltage [V]Read
AI213CCVMCurrentL1CVM Cool Current L1 value [A]Read
AI214CCVMActPowerL1CVM Cool Active power [kW]Read
AI215CCVMVoltageL2CVM Cool Phase L2 to neutral (N) voltage [V]Read
AI216CCVMCurrentL2CVM Cool Current L2 value [A]Read
AI217CCVMActPowerL2CVM Cool Active power [kW]Read
AI218CCVMVoltageL3CVM Cool Phase L3 to neutral (N) voltage [V]Read
AI219CCVMCurrentL3CVM Cool Current L3 value [A]Read
AI220CCVMActPowerL3CVM Cool Active power [kW]Read
AI221CCVMActPowrIIICVM Cool Active power three phases [kW]Read
AI222CCVMFrequencyCVM Cool Frequency value [Hz]Read
AI223CCVMVoltagL1L2CVM Cool Phase-phase Voltage L1 to L2 [V]Read
AI224CCVMVoltagL2L3CVM Cool Phase-phase Voltage L2 to L3 [V]Read
AI225CCVMVoltagL3L1CVM Cool Phase-phase Voltage L3 to L1 [V]Read
AI231CCVMActEnergIIICVM Cool Active energy three phases [kWh]Read
AI243CCVMCurrentL1HCCVM Current value [mA] (high/low word pair)Read
AI244CCVMActPoweL1HCCVM Active power [W] (high/low word pair)Read
AI245CCVMCurrentL2HCCVM Current value [mA] (high/low word pair)Read
AI246CCVMActPoweL2HCCVM Active power [W] (high/low word pair)Read
AI247CCVMCurrentL3HCCVM Current value [mA] (high/low word pair)Read
AI248CCVMActPoweL3HCCVM Active power [W] (high/low word pair)Read
AI249CCVMActPowIIIHCCVM Active power three phases [W] (high/low word pair)Read
AI250CCVMActEnrIIIHCCVM Active energy three phases [Wh] (high/low word pair)Read
AI255CVME3CKActEn3HCVM E3 Mini Active energy three phases [kWh] High byte (high/low word pair)Read
AI256CVME3CKActEn3CVM E3 Mini Active energy three phases [kWh] Low byte (high/low word pair)Read
AI257CVME3CWActEn3HCVM E3 Mini Active energy three phases [Wh] High byte (high/low word pair)Read
AI258CVME3CWActEn3CVM E3 Mini Active energy three phases [Wh] Low byte (high/low word pair)Read
AI259CCVME3CKActEn3HCCVM E3 Mini Active energy three phases [kWh] High byte (high/low word pair)Read
AI260CCVME3CKActEn3CCVM E3 Mini Active energy three phases [kWh] Low byte (high/low word pair)Read
AI261CCVME3CWActEn3HCCVM E3 Mini Active energy three phases [Wh] High byte (high/low word pair)Read
AI262CCVME3CWActEn3CCVM E3 Mini Active energy three phases [Wh] Low byte (high/low word pair)Read
AI226ElBattActPowActual power, electric heating coil 1kWRead
AI227ElBatt2ActPowActual power, electric heating coil 2kWRead
AI228ECsupMtrPowOutActual power, supply fankWRead
AI229ECextMtrPowOutActual power, extract fankWRead
AV0ManDriftModeWrite0=Auto; 1=Manual stop; 2=Manual low; 3=Manual high; 6=Manual medium; 7=Calender
AV1MtrRegModeFan control modeWrite0=pressure; 1=flow; 2=extract slave; 3=supply slave; 4=external V DC setpoint; 5=fan optimizer supply/extract; 6=fan optimizer with extract slave; 7=Green Zone
AV2SupDuctPaLoSetSetpoint for duct pressure, low supply [Pa]PaWrite
AV3SupDuctPaHiSetSetpoint for duct pressure, high supply [Pa]PaWrite
AV4SupDuctMinFlowMin. supply duct flow [flow unit]l/sWrite
AV5SupDuctMaxFlowMax. supply duct flow P322l/sWrite
AV6ExtDuctPaLoSetSetpoint for low duct pressure, extract [Pa]PaWrite
AV7ExtDuctPaHiSetSetpoint for high duct pressure, extract [Pa]PaWrite
AV8ExtDuctMinFlowMin. extract duct flow [flow unit]l/sWrite
AV9ExtDuctMaxFlowMax. extract duct flow [flow unit]l/sWrite
AV10SupLoSpeedSetSetpoint for supply flow, low speed [flow unit]l/sWrite
AV11SupHiSpeedSetSetpoint for supply flow, high speed [flow unit]l/sWrite
AV12ExtLoSpeedSetSetpoint for extract flow, low speed [flow unit]l/sWrite
AV13ExtHiSpeedSetSetpoint for extract flow, high speed [flow unit]l/sWrite
AV14MtrRegOffsetSupply/extract motor offset, slave and CO2 control [1/100%]%Write
AV15MtrRegOffsetSupply/extract motor offset, slave and CO2 control [1/100%]%Write
AV16MtrRegOffsetSupply/extract motor offset, slave and CO2 control [1/100%]%Write
AV17CO2_UserSetLPCO2 control: setpoint for low period (high CO2 value) [ppm]ppmWrite
AV18CO2_UserSetHPCO2 control: setpoint for high period (high CO2 value) [ppm]ppmWrite
AV19CO2_MinFlowCO2 control: min. flow [flow unit]l/sWrite
AV20CO2_MaxFlowCO2 control: max. flow [flow unit]l/sWrite
AV21CO2_SupFlwOffsCO2 control: supply flow offset [1/100%]%Write
AV22CO2_AlrLimitCO2 concentration alarm limit setpoint [ppm]ppmWrite
AV23CO2_PBCO2 control: P-band [ppm]ppmWrite
AV24CO2_I_TimeCO2 control: I-time [sec]secWrite
AV25FAN_SupMinFlowFan optimizer supply control: min. flow [flow unit]l/sWrite
AV26FAN_SupMaxFlowFan optimizer extract control: min. flow [flow unit]l/sWrite
AV27FAN_ExtMinFlowFan optimizer supply control: max. flow [flow unit]l/sWrite
AV28FAN_ExtMaxFlowFan optimizer extract control: max. flow [flow unit]l/sWrite
AV29FAN_ExtFlwOffsFan optimizer extract control: flow offset [1/100%]%Write
AV30SupMtr_I_TimeSupply motor control: I-time setpoint [sec]secWrite
AV31ExtMtr_I_TimeExtract motor control: I-time setpoint [sec]secWrite
AV32SupFlowFireSetSupply motor speed setpoint in case of fire alarm [%]%Write
AV33ExtFlowFireSetExtract motor speed setpoint in case of fire alarm [%]%Write
AV34HS_AfterRunSetRun-on time, high speed [min]Write
AV35FlwTmpCmpSetReduction of flow / percentage of setpoint [1/100%]%Write
AV36FlwTmpCmpStartReduction of flow / start temp. setpoint [1/100°C]°CWrite
AV37FlwTmpCmpStopReduction of flow / stop temp. setpoint [1/100°C]°CWrite
AV211DXOutTempMin1Min. outdoor temperature for activating DX relay no. 1°CWrite
AV212DXOutTempMin2Min. outdoor temperature for activating DX relay no. 2°CWrite
AV213DXOutTempMin3Min. outdoor temperature for activating DX relay no. 3°CWrite
AV214DXOutTempMin4Min. outdoor temperature for activating DX relay no. 4°CWrite
AV38TimeSw-YearActual yearWrite
AV39TimeSw-MonthActual monthWrite
AV40TimeSw-DateActual dateWrite
AV41TimeSw-HourActual hourhWrite
AV42TimeSw-MinuteActual minutesMinWrite
AV43TimeSw-SecondActual secondsSecWrite
AV44ExtDrfStartDayExtended operation start – day (0=Mon..6=Sun)Write
AV45ExtDrfStartMinExtended operation start – time (hours times 60 plus minutes)MinWrite
AV46ExtDrfStopDayExtended operation stop – day (0=Mon..6=Sun)Write
AV47ExtDrfStopMinExtended operation stop – time (hours times 60 plus minutes)MinWrite
AV48TimeSw-DayModeTimer program type (0..2)0=Mon..Sun, 1=Mon..Fri+weekend, 2=all weekWrite
AV49TimeSw-Start00Monday: First period start time [minutes after midnight]MinWrite
AV50TimeSw-Start01Tuesday: First period start time [minutes after midnight]MinWrite
AV51TimeSw-Start02Wednesday: First period start time [minutes after midnight]MinWrite
AV52TimeSw-Start03Thursday: First period start time [minutes after midnight]MinWrite
AV53TimeSw-Start04Friday: First period start time [minutes after midnight]MinWrite
AV54TimeSw-Start05Saturday: First period start time [minutes after midnight]MinWrite
AV55TimeSw-Start06Sunday: First period start time [minutes after midnight]MinWrite
AV56TimeSw-Start07Monday: Second period start time [minutes after midnight]MinWrite
AV57TimeSw-Start08Tuesday: Second period start time [minutes after midnight]MinWrite
AV58TimeSw-Start09Wednesday: Second period start time [minutes after midnight]MinWrite
AV59TimeSw-Start10Thursday: Second period start time [minutes after midnight]MinWrite
AV60TimeSw-Start11Friday: Second period start time [minutes after midnight]MinWrite
AV61TimeSw-Start12Saturday: Second period start time [minutes after midnight]MinWrite
AV62TimeSw-Start13Sunday: Second period start time [minutes after midnight]MinWrite
AV63TimeSw-Start14Monday: Third period start time [minutes after midnight]MinWrite
AV64TimeSw-Start15Tuesday: Third period start time [minutes after midnight]MinWrite
AV65TimeSw-Start16Wednesday: Third period start time [minutes after midnight]MinWrite
AV66TimeSw-Start17Thursday: Third period start time [minutes after midnight]MinWrite
AV67TimeSw-Start18Friday: Third period start time [minutes after midnight]MinWrite
AV68TimeSw-Start19Saturday: Third period start time [minutes after midnight]MinWrite
AV69TimeSw-Start20Sunday: Third period start time [minutes after midnight]MinWrite
AV70TimeSw-Start21Monday: Fourth period start time [minutes after midnight]MinWrite
AV71TimeSw-Start22Tuesday: Fourth period start time [minutes after midnight]MinWrite
AV72TimeSw-Start23Wednesday: Fourth period start time [minutes after midnight]MinWrite
AV73TimeSw-Start24Thursday: Fourth period start time [minutes after midnight]MinWrite
AV74TimeSw-Start25Friday: Fourth period start time [minutes after midnight]MinWrite
AV75TimeSw-Start26Saturday: Fourth period start time [minutes after midnight]MinWrite
AV76TimeSw-Start27Sunday: Fourth period start time [minutes after midnight]MinWrite
AV77TimeSw-Stop00Monday: First period stop time [minutes after midnight]MinWrite
AV78TimeSw-Stop01Tuesday: First period stop time [minutes after midnight]MinWrite
AV79TimeSw-Stop02Wednesday: First period stop time [minutes after midnight]MinWrite
AV80TimeSw-Stop03Thursday: First period stop time [minutes after midnight]MinWrite
AV81TimeSw-Stop04Friday: First period stop time [minutes after midnight]MinWrite
AV82TimeSw-Stop05Saturday: First period stop time [minutes after midnight]MinWrite
AV83TimeSw-Stop06Sunday: First period stop time [minutes after midnight]MinWrite
AV84TimeSw-Stop07Monday: Second period stop time [minutes after midnight]MinWrite
AV85TimeSw-Stop08Tuesday: Second period stop time [minutes after midnight]MinWrite
AV86TimeSw-Stop09Wednesday: Second period stop time [minutes after midnight]MinWrite
AV87TimeSw-Stop10Thursday: Second period stop time [minutes after midnight]MinWrite
AV88TimeSw-Stop11Friday: Second period stop time [minutes after midnight]MinWrite
AV89TimeSw-Stop12Saturday: Second period stop time [minutes after midnight]MinWrite
AV90TimeSw-Stop13Sunday: Second period stop time [minutes after midnight]MinWrite
AV91TimeSw-Stop14Monday: Third period stop time [minutes after midnight]MinWrite
AV92TimeSw-Stop15Tuesday: Third period stop time [minutes after midnight]MinWrite
AV93TimeSw-Stop16Wednesday: Third period stop time [minutes after midnight]MinWrite
AV94TimeSw-Stop17Thursday: Third period stop time [minutes after midnight]MinWrite
AV95TimeSw-Stop18Friday: Third period stop time [minutes after midnight]MinWrite
AV96TimeSw-Stop19Saturday: Third period stop time [minutes after midnight]MinWrite
AV97TimeSw-Stop20Sunday: Third period stop time [minutes after midnight]MinWrite
AV98TimeSw-Stop21Monday: Fourth period stop time [minutes after midnight]MinWrite
AV99TimeSw-Stop22Tuesday: Fourth period stop time [minutes after midnight]MinWrite
AV100TimeSw-Stop23Wednesday: Fourth period stop time [minutes after midnight]MinWrite
AV101TimeSw-Stop24Thursday: Fourth period stop time [minutes after midnight]MinWrite
AV102TimeSw-Stop25Friday: Fourth period stop time [minutes after midnight]MinWrite
AV103TimeSw-Stop26Saturday: Fourth period stop time [minutes after midnight]MinWrite
AV104TimeSw-Stop27Sunday: Fourth period stop time [minutes after midnight]MinWrite
AV105TimeSw-Mode00Monday: First period operating mode: 0=OFF, 1=low speed, 2=high speed, 6=medium speedWrite
AV106TimeSw-Mode01Tuesday: First period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV107TimeSw-Mode02Wednesday: First period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV108TimeSw-Mode03Thursday: First period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV109TimeSw-Mode04Friday: First period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV110TimeSw-Mode05Saturday: First period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV111TimeSw-Mode06Sunday: First period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV112TimeSw-Mode07Monday: Second period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV113TimeSw-Mode08Tuesday: Second period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV114TimeSw-Mode09Wednesday: Second period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV115TimeSw-Mode10Thursday: Second period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV116TimeSw-Mode11Friday: Second period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV117TimeSw-Mode12Saturday: Second period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV118TimeSw-Mode13Sunday: Second period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV119TimeSw-Mode14Monday: Third period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV120TimeSw-Mode15Tuesday: Third period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV121TimeSw-Mode16Wednesday: Third period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV122TimeSw-Mode17Thursday: Third period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV123TimeSw-Mode18Friday: Third period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV124TimeSw-Mode19Saturday: Third period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV125TimeSw-Mode20Sunday: Third period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV126TimeSw-Mode21Monday: Fourth period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV127TimeSw-Mode22Tuesday: Fourth period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV128TimeSw-Mode23Wednesday: Fourth period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV129TimeSw-Mode24Thursday: Fourth period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV130TimeSw-Mode25Friday: Fourth period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV131TimeSw-Mode26Saturday: Fourth period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV132TimeSw-Mode27Sunday: Fourth period operating mode: 0=OFF, 1=low speed, 2=high speed , 6=medium speedWrite
AV133TempRegModeWrite0=supply, 1-Extract, 2=Room, 3=supply/extract differential
AVmin134TempRegSetTemperature setpoint for actual control type [1/100°C]°CWrite
AV135SupTempMinSetMin. limit supply temperature [1/100°C]°CWrite
AV136SupTempMaxSetMax. limit supply temperature [1/100°C]°CWrite
AV137SupTempDiffSetSetpoint: Temperature differential between supply and extract.°CWrite
AV138SupTempDiffAlrAlarm limit for supply temperature deviation from setpoint [1/100°C]°CWrite
AV139SupTempHeatPBP-band for supply air temperature control [1/100°C]°CWrite
AV140SupTempCool_ITI-time for supply cooling control [sec]secWrite
AV141SupTempEXC_ITI-time for supply heat exchanger control [sec]secWrite
AV142SupTempHeat_ITI-time for supply heating control [sec]secWrite
AV143SupTempDnRegItI-time for supply flow reduction in case of low supply temperature [sec]secWrite
AV144ExtTempDiffAlrAlarm limit for temperature differential between extract setpoint and actual value [1/100°C]°CWrite
AV145ExtTempHeatPBP-band for extract air temperature control [1/100°C]°CWrite
AV146ExtTempCool_ItI-time for extract cooling control [sec]secWrite
AV147ExtTempEXC_ItI-time for extract heat exchanger control [sec]secWrite
AV148ExtTempHeat_ItI-time for extract heating control [sec]secWrite
AV149ExtTempDnRegItI-time for extract flow reduction in case of low supply temperature [sec]secWrite
AV150SWTC_WintX1Summer/winter temp. comp.: low outdoor temp. setpoint, winter [1/100°C]°CWrite
AV151SWTC_WintX2Summer/winter temp. comp.: high outdoor temp. setpoint, winter [1/100°C]°CWrite
AV152SWTC_SumX1Summer/winter temp. comp.: low outdoor temp. setpoint, summer [1/100°C]°CWrite
AV153SWTC_SumX2Summer/winter temp. comp.: high outdoor temp. setpoint, summer [1/100°C]°CWrite
AV154SWTCWinComValSummer/winter temp. comp.: winter compensation [1/100°C]°CWrite
AV155SWTCSumComValSummer/winter temp. comp.: summer compensation [1/100°C]°CWrite
AV156SW_ModeSummer/winter changeover:Write0=OFF (no summer/winter changeover); 1=Changeover determined by outdoor temperature; 2=Changeover determined by date; 3=Manual summer; 4=Manual winter
AV157SW_OutWinterONOutdoor temperature for start of winter operation (SW_Mode = 1) [1/100°C]°CWrite
AV158SW_OutSummerONOutdoor temperature for start of summer operation (SW_Mode = 1) [1/100°C]°CWrite
AV159SW_MonthWintONMonth for start of winter operation (SW_Mode = 2)Write
AV160SW_DateWintONDate for start of winter operation (SW_Mode = 2)Write
AV161SW_MonthSumONMonth for start of summer operation (SW_Mode = 2)Write
AV162SW_DateSumONDate for start of summer operation (SW_Mode = 2)Write
AV163RecicStartTmpStartup temperature for recirculation [1/100 °C]°CWrite
AV164RecicStopTmpStop temperature for recirculation [1/100 °C]°CWrite
AV165SupTempFireAlrSetpoint for internal fire alarm in supply duct [1/100°C]°CWrite
AV166ExtTempFireAlrSetpoint for internal fire alarm in extract duct [1/100°C]°CWrite
AV167CoolFlwForcePcIncrease in fan speed when cooling is active [%]%Write
AV168CoolOutTmpMinMin. outdoor temperature for start of cooling°CWrite
AV169CoolSupMinTmpMin. supply temperature when cooling is active (only with room temp. control)°CWrite
AV170SN_ExtTmpStartSummer night extract/room temp. start [1/100°C]°CWrite
AV171SN_ExtTmpStopSummer night extract/room temp. stop [1/100°C]°CWrite
AV172SN_OutTmpStartSummer night outdoor temp. start [1/100°C]°CWrite
AV173SN_SupTmpSetSummer night supply temp. control setpoint [1/100°C]°CWrite
AV174SN_StartTimeSummer night start [min]MinWrite
AV175SN_StopTimeSummer night stop [min]MinWrite
AV176CExcDeIceTempMin. exhaust temp setpoint for cross-flow heat exchanger [1/100°C]°CWrite
AV177CExcDeIceTempPP-band for bypass control of cross-flow heat exchanger [1/100°C]°CWrite
AV178BattEXC_PumpFcCirculation pump mode on heat exchanger coil:Write0=Pump runs constantly; 1=Pump runs if heat recovery demand is > 0 (AutoMode); 2=Pump runs if outdoor temp. is < temp. setpoint for pump start
AV179BattEXC_PumpStStartup temp. setpoint for circulation pump on heat exchanger coil°CWrite
AV180BattEXC_AlrSetTemp. differential alarm setpoint for heat exchanger coil°CWrite
AV181HW1UpStartPowHeating coil: Startup power setpoint [1/100%]%Write
AV182HW1PumpFuncCirculation pump mode on heating coil:Write0=Pump runs constantly; 1=Pump runs if heat demand is > 0 (AutoMode); 2=Pump runs if outdoor temp. is < temp. setpoint for pump start
AV183HW1PmpStartTmpStartup temp. setpoint for circulation pump on heating coil°CWrite
AV184HW1FrzStopSetSetpoint for frost protection control when unit is in STOP mode [1/100°C]°CWrite
AV185HW1FrzDriftSetSetpoint for frost prot. control when unit is in OPERATING mode [1/100°C]°CWrite
AV186HW1FreezePBP-band for frost protection control [1/100°C]°CWrite
AV187HW1FrzAlrTpSetSetpoint for frost protection temp. alarm [1/100°C]°CWrite
AV188CW_PumpFuncCooling water pump mode:Write0=Pump runs constantly; 1=Pump runs if cooling power is > 0 (AutoMode); 2=Pump runs if outdoor temp. > temp. setpoint for pump start
AV189CW_PmpStartTmpTemp. setpoint for start of cooling coil pump°CWrite
AV223FanOptSupExtInExternal signal GreenZone, supply [1/100%]%Write
AV224FanOptExtExtInExternal signal GreenZone, exhaust [1/100%]%Write
AV190FiltSupStatAlrAlarm limit for pressure drop across intake filter (static mode)PaWrite
AV191FiltExtStatAlrAlarm limit for pressure drop across exhaust filter (static mode)PaWrite
AV192FiltSupDynAlrAlarm limit for pressure drop across intake filter (dynamic mode)%Write
AV193FiltExtDynAlrAlarm limit for pressure drop across exhaust filter (dynamic mode)%Write
AV258FiltSup2StaAlrFilter Pressure Alr Limit for SupFilter2 (static mode)PaWrite
AV194Alr_MailSetupAlarm email setupWrite0=Emails not sent; 1=Emails sent for A-alarms; 2=Emails sent for B-alarms; 3=Emails sent for A and B-alarms
AV195UserRE_FuncUser RE (B-Alarm relay) Function:Write0=B-alarm; 1=Low speed indication; 2=High speed indication; 3=Medium speed indication
AV206PHStartPrcPre-heating coil - Start-up output setpoint [1/100%];%Write
AV210PHPumpModePre-heating coil circulation pump modeWrite0=Pump runs constantly; 1=Pump runs if heat output is > 0 (AutoMode); 2=Pump runs if outdoor temp. is > temp. setpoint for pump start
AV208PHPmpStTmpHPre-heating coil°CWrite
AV205PHStandbyTmpPre-heating coil°CWrite
AV209PHFrzDrSetHPre-heating coil°CWrite
AV207PHeatFrzPBPre-heating coil°CWrite
AV204PHMinAlrFrzPre-heating coil - Frost alarm°CWrite
AV203PHeatSetPre-heating coil - Setpoint supply duct; just after pre-heating coil°CWrite
AV196HW2UpStartPowHeating coil 2 - Start-up output setpoint [1/100%]%Write
AV197HW2PumpFuncHeating coil 2Write0=Pump runs constantly; 1=Pump runs if heating valve %-open is > value set in address = 262; 2=Pump runs if outdoor temp. is > temp. setpoint for pump start (address = 261)
AV198HW2PmpStartTmpHeating coil 2°CWrite
AV199HW2FrzStopSetHeating coil 2 - Setpoint for frost protection control when unit is in...°CWrite
AV200HW2FrzDriftSetHeating coil 2 - Setpoint for frost protection control when unit is in...°CWrite
AV201HW2FreezePBHeating coil 2 - P-band for frost protection control [1/100°C]°CWrite
AV202HW2FrzAlrTpSetHeating coil 2 - Setpoint for frost protection temperature alarm [1/100°C]°CWrite
AV215HP_MinOpTemp1Min. outdoor temperature for activating heat pump relay no. 1°CWrite
AV216HP_MinOpTemp2Min. outdoor temperature for activating heat pump relay no. 2°CWrite
AV217HP_MinOpTemp3Min. outdoor temperature for activating heat pump relay no. 3°CWrite
AV218HP_MinOpTemp4Min. outdoor temperature for activating heat pump relay no. 4°CWrite
AV286CombiUpStPowCombi coil - Start-up output setpoint [1/100%]%Write
AV287CombiPumpFuncCombi coilWrite0=Pump runs constantly; 1=Pump runs if valve %-open is > value set in address = 277; 2=Pump runs if outdoor temp. is > temp. setpoint for pump start (address = 276)
AV288CombiPmpStTmpHCombi coil°CWrite
AV289CombiPmpStPrcCombi coil - Start circulation pump with %-open valve%Write
AV290CombFrzStopSetCombi coil - Setpoint for frost protection control when system is in Stop...°CWrite
AV291CombFrzDrSetHCombi coil - Setpoint for frost protection control when system is in Operating...°CWrite
AV292CombiFrzPBCombi coil - P-band for frost protection control [1/100°C]°CWrite
AV293CombiFrzAlHSetCombi coil - Setpoint for frost protection temperature alarm [1/100°C]°CWrite
AV219BattEXCFrzStopFluid-coupled coil - Setpoint for frost protection control when unit is in STOP...°CWrite
AV220BattEXCFrzDrfFluid-coupled coil - Setpoint for frost protection control when unit is in OPERATING...°CWrite
AV221BattEXCFrzePBFluid-coupled coil - P-band for frost protection control [1/100°C]°CWrite
AV222BattEXCFrzASetFluid-coupled coil - Setpoint for frost protection temperature alarm [1/100°C]°CWrite
AV225HW12VDCOutFuncSpecial customer code: Heat coil 1, step2 output (Out 1,2): Valve actuator type...Write
AV229Ht2LimitTypSpecial customer code: Heat2 limiting type 1Room, 2 OutdoorWrite
AV230Ht2StLimRTempSpecial customer code: Startdifference temperature [1/100°C]°CWrite
AV231Ht2StLimRPerSpecial customer code: Stepsize limiting roomtemp [1/100%]%Write
AV232Ht2StLimOTempSpecial customer code: Blocking of Heat2 Outdoortemp [1/100°C]°CWrite
AV234Ht2SetDelTimeSpecial customer code: Timeset delayed Heat 2 [Sec]SecWrite
AV233Ht2FlowOffsetSpecial customer code: in % of Flow if Heat2 is on [1/100%]%Write
AV228NO_CStopRTempSpecial customer code: Stop cooling over roomtemperature [1/100°C]°CWrite
AV226REXDeIcePercSpecial customer code: Pressure percent over calibrationWrite
AV227NO_FAirCoolBlkSpecial customer code: Stop temperature freshair cooling [1/100°C]°CWrite
AV250DehumSet_RHSet point %rH dehumification [1/100%]Write
AV235RecFlowShiftSpecial customer code: Set Change Airflow RecirceWrite
AV236RecClosDStTempSpecial customer code: Temperature for start with open damper [1/100°C]°CWrite
AV237ROHRiseT100Special customer code: Timeset for CO2 DX-Cooling-Aggregate from 0 ..100% [Sec]SecWrite
AV238SNSupCoolFlwSetpoint supply air volume sommernight coolingl/sWrite
AV239SNExtCoolFlwSetpoint extract air volume sommernight cooling [m3/h]l/sWrite
AV240SNSupCoolPaSetpoint supply air pressure sommernight cooling [Pa]PaWrite
AV241SNExtCoolPaSetpoint extract air pressure sommernight cooling [Pa]PaWrite
AV242SNSupCoolPrcSetpoint supply air constant speed sommernight cooling [1/100%]%Write
AV243SNExtCoolPrcSetpoint extract air constant speed sommernight cooling [1/100%]%Write
AV247SNSlvOffsPrcSommernight cooling slave offset [1/100%]%Write
AV294DewCoolPowerMax % CoolPower for Dehumidity without DewPointSensor%Write
AV248CO2_MaxModRecSpecial customer code: Max CO2 (Store mode) [ppm]ppmWrite
AV249CO2_MinModRecSpecial customer code: Min CO2 (Store mode) [ppm]ppmWrite
AV251SupMedSpeedSetSetpoint supply air flow - medium speed [flow unit]l/sWrite
AV254ExtMedSpeedSetSetpoint exhaust air flow - medium speed [flow unit]l/sWrite
AV252SupDuctPaMeSetSetpoint supply air duct pressure medium speed [Pa]PaWrite
AV255ExtDuctPaMeSetSetpoint exhaust air duct pressure medium speed [Pa]PaWrite
AV256CO2_UserSetMPCO2 controller setpoint medium speed (HI CO2 Val) [ppm]ppmWrite
AV257RecMinFreshSetpoint minimum fresh air; Only if modulated recirculation is selected [1/100%]%Write
AV259FiltExt2StaAlrFilter Pressure Alr Limit for ExtFilter2 (static mode)PaWrite
AV260FiltSup2DynAlrFilter Pressure Alr Limit for SupFilter (dynamic mode)%Write
AV261FiltExt2DynAlrFilter Pressure Alr Limit for ExtFilter (dynamic mode)%Write
AV262ZM1 RoomTmpSetZoneModule 1 - Room Temperature SetpointWrite
AV263ZM1 MinSupTempZoneModule 1 - Minimum Supply TemperatureWrite
AV264ZM1 MaxSupTempZoneModule 1 - Maximum Supply TemperatureWrite
AV265ZM1 CO2SetZoneModule 1 - Room CO2 SetpointWrite
AV266ZM1 RHSetZoneModule 1 - Room RH SetpointWrite
AV267ZM1 PIRMinFlowZoneModule 1 - VAV Supply PIR Min Air FlowWrite
AV268ZM2 RoomTmpSetZoneModule 2 - Room Temperature SetpointWrite
AV269ZM2 MinSupTempZoneModule 2 - Minimum Supply TemperatureWrite
AV270ZM2 MaxSupTempZoneModule 2 - Maximum Supply TemperatureWrite
AV271ZM2 CO2SetZoneModule 2 - Room CO2 SetpointWrite
AV272ZM2 RHSetZoneModule 2 - Room RH SetpointWrite
AV273ZM2 PIRMinFlowZoneModule 2 - VAV Supply PIR Min Air FlowWrite
AV274ZM3 RoomTmpSetZoneModule 3 - Room Temperature SetpointWrite
AV275ZM3 MinSupTempZoneModule 3 - Minimum Supply TemperatureWrite
AV276ZM3 MaxSupTempZoneModule 3 - Maximum Supply TemperatureWrite
AV277ZM3 CO2SetZoneModule 3 - Room CO2 SetpointWrite
AV278ZM3 RHSetZoneModule 3 - Room RH SetpointWrite
AV279ZM3 PIRMinFlowZoneModule 3 - VAV Supply PIR Min Air FlowWrite
AV280ZM4 RoomTmpSetZoneModule 4 - Room Temperature SetpointWrite
AV281ZM4 MinSupTempZoneModule 4 - Minimum Supply TemperatureWrite
AV282ZM4 MaxSupTempZoneModule 4 - Maximum Supply TemperatureWrite
AV283ZM4 CO2SetZoneModule 4 - Room CO2 SetpointWrite
AV284ZM4 RHSetZoneModule 4 - Room RH SetpointWrite
AV285ZM4 PIRMinFlowZoneModule 4 - VAV Supply PIR Min Air FlowWrite
AV253SupFixMePrcSetSupply Motor Mediumspeed [1/100%], Fixed Fan SpeedWrite
AV299SupFixLoPrcSetSupply Motor Lowspeed [1/100%], Fixed Fan SpeedWrite
AV300SupFixHiPrcSetSupply Motor Highspeed [1/100%], Fixed Fan SpeedWrite
AV301ExtFixMePrcSetExtract Motor Mediumspeed [1/100%], Fixed Fan SpeedWrite
AV302ExtFixLoPrcSetExtract Motor Lowspeed [1/100%], Fixed Fan SpeedWrite
AV303ExtFixHiPrcSetExtract Motor Highspeed [1/100%], Fixed Fan SpeedWrite
AV304RecMaxFreshMax FreshAir part [1/100%]Write
AVmin244BMSDrfCtrlRegBMS-modes only avalable after activation of physical input "Operating mode via BMS"Write11 = BMS stop; 105 = BMS low speed; 210 = BMS high speed; 211 = BMS sommernight cooling; 220 = BMS night heating mode (Recirculation); 414 = BMS medium speed
AV245MBT_OutDoorBMS outdoor temperatur [1/100°C]°CWrite
AV246MBT_Room1BMS room temperatur [1/100°C]°CWrite
Object ID lookup: Mark Climate Airstream AHU 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 Airstream AHU (OJ Air2 controller) 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 Mark Climate Airstream AHU (OJ Air2 controller)

How many BACnet points does the Mark Climate Airstream AHU (OJ Air2 controller) have?

This list has 878 BACnet objects: 265 analog inputs, 301 analog values, 290 binary inputs, 22 binary values. The exact set on a given unit depends on its firmware, installed options and configuration.

Which Mark Climate Airstream AHU (OJ Air2 controller) BACnet points are writable?

323 of the 878 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 Mark Climate Airstream AHU (OJ Air2 controller) BACnet documentation?

The source is Manual tehnic Modbus Bacnet - Mark Airstream AHU (OJ Air2 Master Modbus/BACnet) (0661151_R03), revision 2021-07, published free by Mark Climate at https://www.markclimate.com/app/uploads/sites/10/2022/09/Manual-tehnic-Modbus-Bacnet-Mark-Airstream-AHU.pdf.

What are the minimum BACnet points to integrate the Mark Climate Airstream AHU (OJ Air2 controller)?

Start with AV 244 BMSDrfCtrlReg (BMS run mode: 11 stop, 105 low, 414 medium, 210 high); AV 134 TempRegSet (Temperature setpoint for the active control type); BV 0 Alr_Reset (Alarm reset (returns to 0 by itself)); AI 0 DriftMode (Actual mode: 0-99 stopped, 100+ running); AI 16 SupTemp (Supply air temperature); AI 20 OutDoorTemp (Outdoor air temperature); AI 5 SupFlow (Supply air flow); BI 29 AlrActive (Any active alarm).

How do I enable BMS control of the Mark Climate Airstream AHU (OJ Air2 controller)?

AV244 BMSDrfCtrlReg sets the BMS operating mode (11 stop, 105 low, 414 medium, 210 high, 211 summer night cooling, 220 night heating). BMS modes only take effect after the physical input 'Operating mode via BMS' is activated; BI199 BMS InpStat reports the BMS-control activation status. AV0 ManDriftMode is the controller's own auto/manual/calendar selection.

Can the BMS supply sensor values to the Mark Climate Airstream AHU (OJ Air2 controller)?

To use a BMS outdoor temperature set BV15 MBTOutDAct and write AV245 MBT_OutDoor; for room temperature set BV16 MBTRoom1Activ and write AV246 MBT_Room1. Alarms flag BMS room and outdoor values that are out of range.

How do I check these points on the real Airstream AHU (OJ Air2 controller)?

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.

Source: Manual tehnic Modbus Bacnet - Mark Airstream AHU (OJ Air2 Master Modbus/BACnet) · 0661151_R03 · rev. 2021-07. Object names, instances and units are reproduced as published; descriptions are our own.