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Water-cooled centrifugal chiller controller · BACnet points list

Carrier AquaEdge 19XR (PIC 5, software version 3.0) BACnet points list

Updated 12 November 2026

Short answer

The PIC 5 controller on the 19XR talks BACnet IP over its Ethernet port once the optional BACnet dongle is fitted and BACnet is enabled in the BACnet Config menu. This software 3.0 manual prints a 455-object table of AVs and BVs named <CCN table>_<point>: status, temperatures, pressures, guide vane and VFD values, surge and hot gas bypass settings, alarms, service settings and paired _rd/_wr command objects.

This page lists 455 BACnet objects for the Carrier AquaEdge 19XR (PIC 5, software version 3.0) — 14 of them writable — with each object’s type, instance number, name, engineering units and access. It is re-typed from Carrier’s own free documentation, linked below.

Manufacturer
Carrier
Model
AquaEdge 19XR (PIC 5, software version 3.0)
Equipment
Water-cooled centrifugal chiller controller
Equipment type
Chillers
BACnet objects
455 (14 writable)
Transport
BACnet IP
Firmware
19XR PIC 5 software version 3.0
Default device instance
1600001
Also known as
19XR, AquaEdge 19XR, PIC 5, PIC5, 19XR PIC 5 v3.0, 19XR-CLT-2T, 19XR-CLT-1T, centrifugal chiller
Source document
AquaEdge 19XR Two-Stage High-Efficiency Semi-Hermetic Centrifugal Liquid Chillers with PIC 5 Controls Version 3.0 - Controls Operation and Troubleshooting (Appendix D: BACnet Option, Table C BACnet Point Table) · 19XR-CLT-2T · rev. 12-15
Download CSV 455 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 Carrier’s current documentation and the live device before use. Not official Carrier information. Terms of use.

BMS integration notes: Carrier AquaEdge 19XR (PIC 5, software version 3.0)

Integration in brief

Fit the BACnet dongle, set BACnet Enable, network number and identifier in the BACnet Config menu, and put the chiller in NETWORK control mode. It then starts and stops from the CHIL_S_S and CHIL_OCC network points (BV 103 and BV 105); write control point and demand limit through the _wr objects and read control mode, chiller state, water temperatures and alarm state.

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
BV 103GENUNIT_CHIL_S_S_wrNetwork start/stop commandWrite
BV 105GENUNIT_CHIL_OCC_wrNetwork occupied commandWrite
BV 104GENUNIT_EMSTOP_wrEmergency stop commandWrite
AV 349GENUNIT_CTRL_PNT_wrControl point commandWrite
AV 350GENUNIT_DEM_LIM_wrDemand limit command, 10-100 %Write
AV 15GENUNIT_ctl_modeControl mode: Local, Network, Remote, Local SchedRead
AV 23GENUNIT_ch_stateChiller state numberRead
AV 26TEMP_LCWLeaving chilled water temperatureRead
AV 25TEMP_ECWEntering chilled water temperatureRead
AV 104ALARMRST_ALM_STATAlarm state: 0 normal, 1 alert, 2 alarmRead

Enable & remote start

In NETWORK control mode the chiller is started and stopped by the CHIL_S_S and CHIL_OCC points written over the network; EMSTOP can also shut it down. If the STOP OVERRIDE point in GENUNIT is enabled, the chiller cannot start.

Network setup

Watch out for

Carrier AquaEdge 19XR (PIC 5, software version 3.0) 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.

455 of 455 shown
Type
AnalogBinary
Access
Show
Carrier AquaEdge 19XR (PIC 5, software version 3.0) BACnet Points List
DescriptionStates
AV1GENCONF_min_offStop to Start DelayminRead
AV2GENCONF_strt_dlyStart to Start DelayminRead
AV3GENCONF_dem_selDemand Limit TypeRead0 = Base Demand, 1=4-20ma
AV4GENCONF_rampslctPulldown Ramp TypeRead0 = Temp, 1 = Load
AV5GENCONF_DEM_SLCTDemand Limit SourceReadAmps=0, KW=1
AV6USERCONF_use_passUser PasswordRead
AV7RESETCFG_res_selTemp Reset TypeReadNo=0, 4~20ma=1, Remote Temp=2, Water DT=3
AV8RESETCFG_der_20maDegrees Reset at 20mAWrite
AV9RESETCFG_deg_rsetMaximum Deg Temp ResetΔ°FRead
AV10RESETCFG_remtm_fuRemote Temp Full ResetΔ°FRead
AV11RESETCFG_remtm_noRemote Temp No Reset°FRead
AV12RESETCFG_drwdt_fuDeg Reset Water DT Full°FRead
AV13RESETCFG_ctldt_fuControlled DT Full ResetΔ°FRead
AV14RESETCFG_ctldt_noControlled DT No ResetΔ°FRead
AVmin15GENUNIT_ctl_modeControl ModeReadLocal=0, Network=1, Remote=2, Local Sched=3
AV16GENUNIT_cm_stas1Compressor1 Run StatusRead
AV17GENUNIT_HC_SEL_rdCooling/Heating Select (read)Read
AV18GENUNIT_CTRL_PNT_rdControl Point (read)Read
AV19GENUNIT_resetControl Point ResetΔ°FRead
AV20GENUNIT_setpointActual Setpoint°FRead
AV21GENUNIT_amps_pPercent Load Current%Read
AV22GENUNIT_DEM_LIM_rdActive Demand Limit (read)Read
AVmin23GENUNIT_ch_stateChiller State NumberRead
AV24GENUNIT_ch_statChiller Run StatusReadOFF=0, Ready=1, ON=2
AVmin25TEMP_ECWEntering Chilled Water°FRead
AVmin26TEMP_LCWLeaving Chilled Water°FRead
AV27TEMP_ECDWEntering Condenser Water°FRead
AV28TEMP_LCDWLeaving Condenser Water°FRead
AV29TEMP_EVAP_SATEvap Sat Refrig Temp°FRead
AV30TEMP_EVAP_TEvap Refrig Liquid Temp°FRead
AV31TEMP_evap_appEvaporator ApproachΔ°FRead
AV32TEMP_cond_appCondenser ApproachΔ°FRead
AV33TEMP_COND_SATCond Sat Refrig TempRead
AV34TEMP_DGTComp Discharge Temp°FRead
AV35TEMP_DSHDischarge SuperheatΔ°FRead
AV36TEMP_MTRB_OILComp Thrust Lvg Oil Temp°FRead
AV37TEMP_MTRBComp Thrust Bearing Temp°FRead
AV38TEMP_MTRB1LS Motor Bearing Temp°FRead
AV39TEMP_MTRB2LS Comp Bearing Temp°FRead
AV40TEMP_MTRB3HS Motor Bearing Temp°FRead
AV41TEMP_MTRB4HS Comp Bearing Temp°FRead
AV42TEMP_MTRW1Comp Motor Wind 1 Temp°FRead
AV43TEMP_MTRW2Comp Motor Wind 2 Temp°FRead
AV44TEMP_MTRW3Comp Motor Wind 3 Temp°FRead
AV45TEMP_OILT_SMPOil Sump Temp°FRead
AV46TEMP_OILT_DISOil Supply Temp°FRead
AV47TEMP_LIFT_ACalc Actual LiftΔ°FRead
AV48TEMP_LIFT_1VDO High Lift Load LineΔ°FRead
AV49TEMP_LIFT_2VDO Low Lift Load LineΔ°FRead
AV50TEMP_R_RESETRemote Reset Sensor°FRead
AV51PRESSURE_EVAP_PEvaporator PressurepsigRead
AV52PRESSURE_COND_PCondenser PressureΔpsiRead
AV53PRESSURE_ECON_PEconomizer PressurepsigRead
AV54PRESSURE_OILP_DISOil Supply PressurepsigRead
AV55PRESSURE_OILP_SMPOil Sump PressurepsigRead
AV56PRESSURE_OIL_PDOil Pump Delta PΔpsiRead
AV57PRESSURE_DIFF_PDiffuser PressureΔpsiRead
AV58PRESSURE_HEAD_PHead Pressure ReferenceΔpsiRead
AV59PRESSURE_EVAP_EWPEvap Entering Water PresΔpsiRead
AV60PRESSURE_EVAP_LWPEvap Leaving Water PresΔpsiRead
AV61PRESSURE_COND_EWPCond Entering Water PresΔpsiRead
AV62PRESSURE_COND_LWPCond Leaving Water PresΔpsiRead
AV63INPUTS_DMP_ACTDamper Valve StatusReadCl=0, Inter=1, Op=2, Fail=3
AV64INPUTS_HGBP_ACTHGBP Valve StatusReadCl=0, Inter=1, Op=2, Fail=3
AV65INPUTS_GV1_OHMSGuide Vane 1 Actual OhmsohmRead
AV66INPUTS_GV1_ACTActual Guide Vane 1 Pos%Read
AV67INPUTS_VFD_ACTActual VFD Speed%Read
AV68INPUTS_DIFF_ACTDiffuser Actual Pos%Read
AV69INPUTS_AUTO_DEMAuto Demand Limit InputmARead
AV70INPUTS_AUTO_RESAuto Water Temp ResetmARead
AV71INPUTS_REF_LEAKRefrig Leak SensormARead
AV72INPUTS_EVAPFLINEvap Flow Input (mA)mARead
AV73INPUTS_CONDFLINCond Flow Input (mA)mARead
AV74INPUTS_VFD_INVFD Speed FeedbackVRead
AV75INPUTS_GV1_MAGuide Vane 1 Actual mAmARead
AV76INPUTS_VFDC_MAVFD Current Actual mAmARead
AV77OUTPUTS_DIFF_OUTDiffuser Output mAmARead
AV78OUTPUTS_HDPV_OUTHead Pres Output mA%Read
AV79OUTPUTS_CHST_OUTChiller Status Output mAmARead
AV80OUTPUTS_VFD_OUTVFD Speed Output mAmARead
AV81OUTPUTS_hdpv_tgtHead Pres Valve Tgt Pos%Read
AV82OUTPUTS_GV1_OUTGuide Vane1 Output mAmARead
AV83OUTPUTS_dmp_tgtDamper Valve Tgt PosRead0=CL, 1=Hold, 2=Open
AV84OUTPUTS_hgbp_tgtHGBP Valve Tgt PosRead0=CL, 1=Hold, 2=Open
AV85HYDRLIC_COND_EWPCond Entering Water PrespsigRead
AV86HYDRLIC_COND_LWPCond Leaving Water PrespsigRead
AV87HYDRLIC_cdw_pdCondenser Water Delta PpsigRead
AV88HYDRLIC_cdw_pullCond Water Pulldown/MinΔ°FRead
AV89HYDRLIC_EVAP_EWPEvap Enter Water PrespsigRead
AV90HYDRLIC_EVAP_LWPEvap Leaving Water PrespsigRead
AV91HYDRLIC_chw_pdChilled Water Delta PpsigRead
AV92HYDRLIC_chw_pullChill Water Pulldown/MinΔ°FRead
AV93HYDRLIC_ctrlw_dtControlled Water DTΔ°FRead
AV94HYDRLIC_cdw_fl_sCond water flow StatusRead0=Fail or Not Started, 1=Success, 2=Verifying
AV95HYDRLIC_chw_fl_sEvap water flow StatusRead0=Fail or Not Started, 1=Success, 2=Verifying
AV96HYDRLIC_pdown_stPumpdown/Lockout StateRead
AV97RUNTIME_ST_CNT12Starts In 12 HoursRead
AV98RUNTIME_C_STARTSTotal Compressor StartsRead
AV99RUNTIME_COMP_HRSCompressor OntimehRead
AV100RUNTIME_SRV_HRSService OntimehRead
AV101RUNTIME_spst_timStop to Start TimerminRead
AV102RUNTIME_stst_timStart to Start TimerminRead
AV103RUNTIME_RCYSTCNTRecy Startup In 4 HoursRead
AVmin104ALARMRST_ALM_STATAlarm StateRead0=Normal, 1=Partial (Alert), 2=Shutdown (Alarm)
AV105ALARMRST_alarm_1cCurrent Alarm 1Read
AV106ALARMRST_alarm_2cCurrent Alarm 2Read
AV107ALARMRST_alarm_3cCurrent Alarm 3Read
AV108ALARMRST_alarm_4cCurrent Alarm 4Read
AV109ALARMRST_alarm_5cCurrent Alarm 5Read
AV110CAPACTRL_ctrl_wtControlled Water Temp°FRead
AV111CAPACTRL_gv1_tgtTarget GV1 Pos%Read
AV112CAPACTRL_vfd_tgtTarget VFD Speed%Read
AV113MAISURGE_act_regSurge RegionReadNo=0, Low=1, High=2
AV114MAISURGE_dts_actActive Delta Tsat°FRead
AV115MAISURGE_dts_calCalc Ref Delta Tsat°FRead
AV116MAISURGE_amps_dtaAmps Change Surge Prot%Read
AV117MAISURGE_amch_maxMax Amps Change Value%Read
AV118MAISURGE_scSurge CountsRead
AV119MAISURGE_surg_actSurge Prevention ActiveRead
AV120MAISURGE_spcSurge Protection CountsRead
AV121MAISURGE_surg_proSurge Protection ActiveRead
AV122MAISURGE_hgbp_chgHGBP Change FlagReadClose=0, Hold=1, Open=2
AV123MAISURGE_dts_maxcCal Surge Delta TsmaxRead
AV124MAISURGE_dts_mincCal Surge Delta TsminRead
AV125POWER_LN_AMPS1Line Current Phase 1ARead
AV126POWER_LN_AMPS2Line Current Phase 2ARead
AV127POWER_LN_AMPS3Line Current Phase 3ARead
AV128POWER_AMPS_AActual Line CurrentARead
AV129POWER_AMPS_PPercent Load Current%Read
AV130POWER_GRFT_1Ground Fault Phase 1ARead
AV131POWER_GRFT_2Ground Fault Phase 2ARead
AV132POWER_GRFT_3Ground Fault Phase 3ARead
AV133POWER_LN_VOLT1Line Voltage Phase 1VRead
AV134POWER_LN_VOLT2Line Voltage Phase 2VRead
AV135POWER_LN_VOLT3Line Voltage Phase 3VRead
AV136POWER_VOLT_AActual Line VoltageVRead
AV137POWER_VOLT_PPercent Line Voltage%Read
AV138POWER_KWMotor KilowattskWRead
AV139POWER_KW_PMotor Percent Kilowatts%Read
AV140POWER_KWHMotor Kilowatts HourskWRead
AV141POWER_LN_FREQLine Frequency FaultingHzRead
AV142POWER_POW_FACTPower FactorRead
AV143POWER_MOT_FREQMotor Actual FrequencyHzRead
AV144POWER_VFD_FACTVFD Load FactorRead
AV145POWER_VFD_LOADVFD Load CurrentARead
AV146MAIISMH_AMPS_H1Line Current Phase 1ARead
AV147MAIISMH_AMPS_H2Line Current Phase 2ARead
AV148MAIISMH_AMPS_H3Line Current Phase 3ARead
AV149MAIISMH_FREQ_HLine Frequency FaultingHzRead
AV150MAIISMH_GRFT_H1Ground Fault Phase 3ARead
AV151MAIISMH_GRFT_H2Ground Fault Phase 2ARead
AV152MAIISMH_GRFT_H3Ground Fault Phase 1ARead
AV153MAIISMH_sum1ht_hI2T Sum Heat Phase 1%Read
AV154MAIISMH_sum2ht_hI2T Sum Heat Phase 2%Read
AV155MAIISMH_sum3ht_hI2T Sum Heat Phase 3%Read
AV156MAIISMH_VOLT_H1Line Voltage Phase 1VRead
AV157MAIISMH_VOLT_H2Line Voltage Phase 2VRead
AV158MAIISMH_VOLT_H3Line Voltage Phase 3VRead
AV159MAIN_SRD_diff_tgtDiffuser Target Pos%Read
AV160MAIN_SRD_srd_aCalculated SRD Position%Read
AV161MAIN_SRD_srd_1Calc High Lift SRD Pos%Read
AV162MAIN_SRD_srd_2Calc Low Lift SRD Pos%Read
AV163MAIN_SRD_lift_aCalc Actual LiftΔ°FRead
AV164MAIN_SRD_lift_1VDO High Lift Load LineΔ°FRead
AV165MAIN_SRD_lift_2VDO Low Lift Load LineΔ°FRead
AV166MAIN_SRD_strt_tmrVDO Logic Start DelayminRead
AV167MAIN_SRD_stalltmrSRD Stall Closure TimeminRead
AV168ISM_MCFG_com_toutCommunication TimeoutsRead
AV169ISM_MCFG_star_typStarter TypeRead0=Full Volt 1=Redu Volt, 2=Solid State 3=FS VFD
AV170ISM_MCFG_rlaMotor Rated Load AmpsARead
AV171ISM_MCFG_mot_lraMotor Locked Rotor TripARead
AV172ISM_MCFG_lrs_delLocked Rotor Start DelaycyclesRead
AV173ISM_MCFG_str_lraStarter LRA RatingARead
AV174ISM_MCFG_rlvMotor Rated Line VoltageVRead
AV175ISM_MCFG_cu_thCurrent Umbal Threshold%Read
AV176ISM_MCFG_vu_thVoltage Umbal Threshold%Read
AV177ISM_MCFG_ct_ratioMotor Current CT Ratio:1Read
AV178ISM_MCFG_vt_ratVolt Transformer Ratio:1Read
AV179ISM_MCFG_cu_perCurrent Umbal PersistsRead
AV181ISM_MCFG_linefreqFrequency=60 Hz?(No=50)Read
AV182ISM_MCFG_gf_ampsGround Fault CurrentARead
AV183ISM_MCFG_gfp_persGround Fault PersistencecyclesRead
AV184ISM_MCFG_gfs_delGround Fault Start DelaycyclesRead
AV185ISM_MCFG_gfct_ratGround Fault CT Ratio:1Read
AV186ISM_MCFG_ovvol_thOvervoltage Threshold%Read
AV187ISM_MCFG_udvol_thUndervoltage Threshold%Read
AV188ISM_MCFG_ovud_perOver Under Volt PersistsRead
AV189ISM_MCFG_uvs_delUnder Volt Start DelaysRead
AV190MAISWRST_srd_shutSRD Position @Shutdown%Read
AV191MAISWRST_vfd_shutVFD Speed @Shutdown%Read
AV192MAISWRST_gv1_shutGV1 Position @Shutdown%Read
AV193MAISWRST_est_shutEvap Sat Temp @Shutdown°FRead
AV194MAISWRST_pd_durPower Recovery DurationminRead
AV195MAIN_MS_mst_slvUnit is Master or SlaveRead0=Disable, 1=Master, 2=Slave
AV196MAIN_MS_lead_lagUnit is Lead or LagRead0=Disable, 1=Lead, 2=Lag
AV197MAIN_MS_ms_ctrlMaster Control TypeRead0=Local, 1=Network, 2=Remote, 3=Local Sched
AV198MAIN_MS_sl_ctrlSlave Control TypeRead0=Local, 1=Network, 2=Remote, 3=Local Sched
AV199MAIN_MS_ll_faultLead Lag Chiller FaultRead0=No, 1=Lead, 2=Lag, 3=Both
AV200MAIN_MS_lagstatCompressor1 Run StatusRead
AV201MAIN_MS_lagstartLAG Start TimeminRead
AV202MAIN_MS_lagstopLAG Stop TimeminRead
AV203MAIN_MS_prefltPrestart Fault TimeminRead
AV204MAIN_MS_pulltimePulldown TimeminRead
AV205MAIN_MS_pull_dtPulldown: Delta T / MinΔ°FRead
AV206MAIN_MS_ll_hr_dLead/Lag Hours DeltahRead
AV207MAIN_MS_ctrpntovOverrid Control Point°FRead
AV208MAIN_MS_demlimovOverrid Act Demand Limit%Read
AV209FACTORY_chil_typChiller TypeReadNGC=0, Legacy=1
AV210FACTORY_unit_typUnit TypeReadCool Only=0, Heat Mach=1
AV211FACTORY_refg_typRefrigerant TypeReadR134a=0, Low Pressure=1
AV212FACTORY_coun_codCountry CodeRead
AV213FACTORY_comp_typComp (Single=0,Dual=1)Read
AV214FACTORY_cond_typCondenser TypeReadLow Pres=0, High Pres=1
AV215FACTORY_chmediumChilled MediumRead
AV216FACTORY_fac_passFactory PasswordRead
AV217FACTORY_vfd_optVFD OptionReadNo =0, FS VFD=1, UM VFD=2
AV218FACTORY_startypeStarter TypeReadFull=0, Reduced Voltage=1, Solid State=2, VFD=3
AV219FACTORY_rkwMotor Rated KilowattskWRead
AV220FACTORY_lv_enthLow Entered Volt V1 IOBVRead
AV221FACTORY_lv_exthLow Exited Volt V2 IOBVRead
AV222FACTORY_gv1_typeGuide Vane1 TypeRead0=Dig Po 1=Ana 2=Dig Ne
AV223FACTORY_vfd_fdvVFD Feedback Voltage SelRead0=0~5V 1=0~10V
AV224CONF_VFD_vfd_gainVFD GainRead
AV225CONF_VFD_vfd_maxVFD Maximum Speed%Read
AV226CONF_VFD_vfd_minVFD Minimum Speed%Read
AV227CONF_VFD_vfd_strVFD Start Speed%Read
AV228CONF_VFD_vfd_slgVFD Surge Line GainRead
AV229CONF_VFD_vfdculmVFD Current LimitARead
AV230CONF_VFD_vfdc20maVFD Load Current 20mAARead
AV231CONF_VFD_comp_100Comp Frequency 100%HzRead
AV232SERVICE1_ser_passService PasswordRead
AV233SERVICE1_dw_intDemand Watts IntervalminRead
AV234SERVICE1_ewtdgainDerivatived EWT GainRead
AV235SERVICE1_ctrl_dbControlled Fluid DBΔ°FRead
AV236SERVICE1_gv1decdbProportional Dec BandRead
AV237SERVICE1_gv1incdbProportional Inc BandRead
AV238SERVICE1_dem_pdbDemand Limit Prop Band%Read
AV239SERVICE1_dem_20maDemand Limit At 20 mA%Read
AV240SERVICE1_gv1_limGV1 Travel Limit%Read
AV241SERVICE1_ldramprtAmps or KW Ramp Per Min%Read
AV242SERVICE1_tmramprtTemp Ramp Rate F/MinΔ°FRead
AV243SERVICE1_dmp_dlyDamper Valve Act DelayminRead
AV244SERVICE1_rcysh_dtRecycle Shutdown Delta TΔ°FRead
AV245SERVICE1_rcyst_dtRecycle Restart Delta TΔ°FRead
AV246SERVICE1_dmp_cldbDamper Valve Close DBpsigRead
AV247SERVICE1_dmp_opdbDamper Valve Open DBpsigRead
AV248SERVICE1_oilpvr_tOil Press Verify TimesRead
AV249SERVICE1_sf_st_thSoft Stop Amps Threshold%Read
AV250SERVICE1_wflow_tWater Flow Verify TimeminRead
AV251SERVICE1_mbb_pfclMBB Power CalibrationRead
AV252SERVICE1_max_gvMaximum GV Movement%Read
AV253CFGSURGE_dts_maxCal Surge Delta TsmaxΔ°FRead
AV254CFGSURGE_dts_minCal Surge Delta TsminΔ°FRead
AV255CFGSURGE_gv1_smaxSurge IGV1 Max PosRead
AV256CFGSURGE_gv1_sminSurge IGV1 Min PosRead
AV257CFGSURGE_sgl_offSurge Line OffsetΔ°FRead
AV258CFGSURGE_sghg_dbSurge DeadbandΔ°FRead
AV259CFGSURGE_sgl_hoffSurge Line High OffsetΔ°FRead
AV260CFGSURGE_sgl_shpfSurge Line Shape FactorRead
AV261CFGSURGE_sgl_spdfSurge Line Speed FactorRead
AV262CFGSURGE_surge_aSurge Delta Amps %%Read
AV263CFGSURGE_gvstp_sgGV1 Close Surge Prote%Read
AV264CFGSURGE_vfdstpsgVFD Speed Step Surge%Read
AV265CFGSURGE_pr_maxMaximum Pressure RatioRead
AV266CFGSURGE_pr_minMinimum Pressure RatioRead
AV267CFGSURGE_atom_preAtmospheric PressurepsiRead
AV268CFGSURGE_surg_delSurge Delay TimesRead
AV269CFGSURGE_surge_tSurge Time PeriodminRead
AV270CFGLIMIT_cdfreezeCondenser Freeze Point°FRead
AV271CFGLIMIT_evap_alEvap Approach Alert°FRead
AV272CFGLIMIT_cond_alCond Approach Alert°FRead
AV273CFGLIMIT_evap_cutEvap Flow Delta P CutoutpsigRead
AV274CFGLIMIT_cond_cutCond Flow Delta P CutoutpsigRead
AV275CFGLIMIT_cond_valCond Hi Flow DP LimitpsigRead
AV276CFGLIMIT_cpov_loCond Press Override LowpsigRead
AV277CFGLIMIT_cpov_hiCond Press Override HighpsigRead
AV278CFGLIMIT_dgt_alrtComp Discharge Alert°FRead
AV279CFGLIMIT_ert_ovdtEvap Override Delta T°FRead
AV280CFGLIMIT_ert_tripEvap Refrig Trippoint°FRead
AV281CFGLIMIT_mt_overComp Motor Temp Override°FRead
AV282CFGLIMIT_tb_alertComp Bearing Temp Alert°FRead
AV283CFGLIMIT_tb_tripComp Bearing Temp Trip°FRead
AV284CFGLIMIT_cpcut_loCond Press Cutout LowpsigRead
AV285CFGLIMIT_cpcut_hiCond Press Cutout HighpsigRead
AV286CFGLIMIT_bri_minMinimum Brine LWT°FRead
AV287CFGLIMIT_tb_alt2LS Comp Bearing Alert°FRead
AV288CFGLIMIT_tb_trip2LS Comp Bearing Trip°FRead
AV289CFGLIMIT_lwtp_spLWT Protection Setpoint°FRead
AV290CONF_SRD_off_selSRD IGV Offset SelectRead
AV291CONF_SRD_pro_selLow Lift Profile SelectRead
AV292CONF_SRD_diff_maDiffuser Full Span mAmARead
AV293CONF_SRD_gv11_25GV1 Pos Load @25%%Read
AV294CONF_SRD_gv11_50GV1 Pos Load @50%%Read
AV295CONF_SRD_gv11_75GV1 Pos Load @75%%Read
AV296CONF_SRD_srd1_25SRD Pos Load @25%%Read
AV297CONF_SRD_srd1_50SRD Pos Load @50%%Read
AV298CONF_SRD_srd1_75SRD Pos Load @75%%Read
AV299CONF_SRD_lf1_100High Lift Load @100%Δ°FRead
AV300CONF_SRD_lf1_25High Lift Load @25%Δ°FRead
AV301CONF_SRD_lf2_25Low Lift Load @25%Δ°FRead
AV302CONF_SRD_peak_thPeak Detection ThresholdVRead
AV303CONF_SRD_peak_ch3Peak Detection ChannelRead
AV304CONF_OPT_hgbp_selHGBP SelectionReadDisable=0, Surge=1, Low Load=2, Comb=3
AV305CONF_OPT_gv1stposGV1 Closure at Startup%Read
AV306CONF_OPT_hpop_gv1HGBP Open IGV1 Position%Read
AV307CONF_OPT_hgcl_gv1HGBP Close IGV1 Position%Read
AV308CONF_OPT_hgb_toffHGBP Off DT for Low LoadΔ°FRead
AV309CONF_OPT_hgb_tonHGBP On DT for Low LoadΔ°FRead
AV310CONF_OPT_hgbp_ldbHGBP Low Load DBΔ°FRead
AV311CONF_OPT_hdp_0Head Pres Delta P 0%psigRead
AV312CONF_OPT_hdp_100Head Pres Delta P 100%psigRead
AV313CONF_OPT_hdpv_minHead Pressure Min Output%Read
AV314CONF_OPT_gt_factGas Torque Factor°FRead
AV315CONF_OPT_gv_srd_fGuide Vane/SRD FactorRead
AV316CONF_OPT_pd_tcfgPower Recovery TimeoutminRead
AV317CONF_OPT_ice_termIce Build Termin SourceRead0=Temp, 1=Contact, 2=Both
AV318CONF_OPT_leak_maRefrig Leak Alarm mAmARead
AV319CONF_OPT_tfh_spTower Fan High SetpointRead
AV320CONF_MS_slv_addrSlave AddressRead
AV321CONF_MS_msl_selMaster/Slave SelectRead0=Disable, 1=Master, 2=Slave
AV322CONF_MS_ms_ctrlMaster Control TypeRead1=Local, 2=Network, 3=Rem, 4= LS
AV323CONF_MS_ms_typeChiller Connection TypeRead0=Parallel, 1=Series
AV324CONF_MS_ms_posMaster Chiller PositionRead0=Upstream, 1=Downstream
AV325CONF_MS_lead_selMaster Lead Lag SelectRead0=Lead, Lag Once Failed, 1=Lead/Lag Runtime Sel
AV326CONF_MS_ms_perMaster per Capacity%Read
AV327CONF_MS_lag_shutLAG Shutdown Threshold%Read
AV328CONF_MS_pref_timPrestart Fault TimerminRead
AV329CONF_MS_un_thUnload Threshold%Read
AV330CONF_MS_ll_bal_dLead/Lag Balance DeltahRead
AV331CONF_MS_lstr_timLag Start TimerminRead
AV332CONF_MS_lstp_timLag Stop TimerminRead
AV333CONF_MS_lead_pulLead Pulldown TimeminRead
AV334CONF_MS_lag_miniLag Minimum Running TimeminRead
AV335CONF_PRG_oilfl_thOil Filter Pres DiffpsigRead
AV336CONF_PRG_oilch_ntOil Change DurationhRead
AV337CONF_PRG_refgc_thTrans Calib ThresholdRead
AV338CONF_PRG_rch_cathLow Charge Cond Approach°FRead
AV339CONF_PRG_ep_dgapEvap Design Approach°FRead
AV340CONF_PRG_beart_thBearing Degradation°FRead
AV341BACNET_networkLocal=0,Network=1Read
AV342BACNET_identIdentifierRead
AV343SETPOINT_ecdw_spHeating ECDW Setpoint°FWrite
AV344SETPOINT_ecw_spCooling ECW Setpoint°FWrite
AV345SETPOINT_ice_spIce Build Setpoint°FWrite
AV346SETPOINT_lcdw_spHeating LCDW Setpoint°FWrite
AV347SETPOINT_lcw_spCooling LCW Setpoint°FWrite
AV348SETPOINT_dem_baseBase Demand Limit%Write
AVmin349GENUNIT_CTRL_PNT_wrControl Point (write)°FWrite
AVmin350GENUNIT_DEM_LIM_wrActive Demand Limit (write)%Write
AV351GENUNIT_HC_SEL_wrCooling/Heating Select (write)Write
BV1GENUNIT_statstopDeter Start Stop CommandRead
BV2GENUNIT_CHIL_S_S_rdNetwork:Cmd Start/Stop (read)Read
BV3GENUNIT_CHIL_OCC_rdNetwork:Cmd Occupied (read)Read
BV4GENUNIT_EMSTOP_rdEmergency Stop (read)Read
BV5GENUNIT_loc_occLocal Schedule OccupiedReadNO/YES
BV6GENUNIT_ice_occIce Schedule OccupiedReadNO/YES
BV7GENUNIT_ms_stspMS Start Stop CommandReadSTART/STOP
BV8GENUNIT_REM_RSTRemote Reset AlarmRead
BV9GENUNIT_STP_OVERStop OverrideRead
BV10INPUTS_STAR_AUXCompressor Start ContactReadOPEN/CLOSE
BV11INPUTS_RUN_AUXCompressor Run ContactReadOPEN/CLOSE
BV12INPUTS_DMP_FCDamper Valve Full ClosedReadNO/YES
BV13INPUTS_DMP_FODamper Valve Full OpenedReadNO/YES
BV14INPUTS_HGBP_FCHGBP Valve Fully ClosedReadNO/YES
BV15INPUTS_HGBP_FOHGBP Valve Fully OpenedReadNO/YES
BV16INPUTS_HP_SWHigh Pressure SwitchReadOPEN/CLOSE
BV17INPUTS_REM_CONRemote ContactReadOPEN/CLOSE
BV18INPUTS_E_STOPEmergency Stop ContactReadOPEN/CLOSE
BV19INPUTS_ICE_CONIce Build Contact ClosedReadOPEN/CLOSE
BV20INPUTS_REM_LOCKChiller LockoutReadOPEN/CLOSE
BV21INPUTS_SAFETYSpare Safety InputReadOPEN/CLOSE
BV22INPUTS_STARTFLTStarter Fault FeedbackReadOPEN/CLOSE
BV23INPUTS_FS_LOCKFire Security InterlockReadOPEN/CLOSE
BV24INPUTS_TRIPRISM Trip Relay StatusReadOPEN/CLOSE
BV25INPUTS_bacdonglBACnet DongleReadNO/YES
BV26OUTPUTS_ALMAlarm RelayReadOFF/ON
BV27OUTPUTS_ALEAlert RelayReadOFF/ON
BV28OUTPUTS_COMP_SRCompressor Start RelayReadOFF/ON
BV29OUTPUTS_TRANSStarter Trans Sw StatusReadOFF/ON
BV30OUTPUTS_DMP_CLDamper Valve CloseReadOFF/ON
BV31OUTPUTS_DMP_OPDamper Valve OpenReadOFF/ON
BV32OUTPUTS_GV1_DECGuide Vane 1 DecreaseReadOFF/ON
BV33OUTPUTS_GV1_INCGuide Vane 1 IncreaseReadOFF/ON
BV34OUTPUTS_HGBP_OFFHot Gas Bypass CloseReadOFF/ON
BV35OUTPUTS_HGBP_ONHot Gas Bypass OpenReadOFF/ON
BV36OUTPUTS_OIL_HEATOil Heater RelayReadOFF/ON
BV37OUTPUTS_OIL_PUMPOil Pump RelayReadOFF/ON
BV38OUTPUTS_TFR_HIGHTower Fan Relay HighReadOFF/ON
BV39OUTPUTS_TFR_LOWTower Fan Relay LowReadOFF/ON
BV40HYDRLIC_CDW_FLOWCondenser Water FlowReadNO/YES
BV41HYDRLIC_CHWPChilled Water PumpReadOFF/ON
BV42HYDRLIC_CDWPCondenser Water PumpReadOFF/ON
BV43HYDRLIC_CHW_FLOWChilled Water FlowReadNO/YES
BV44MODES_evapfrzeEvap Freeze ActiveReadNO/YES
BV45MODES_condfrzeCond Freeze ActiveReadNO/YES
BV46ALARMRST_RST_ALMAlarm ResetRead
BV47CAPACTRL_cap_inhCapacity Inhibit FlagReadNO/YES
BV48CAPACTRL_cap_decCapacity Decrease FlagΔ°FRead
BV49CAPACTRL_comp_runCompressor is RunningRead
BV50OVERRIDE_cpov_flCond Press Override FlagReadNO/YES
BV51OVERRIDE_dshov_flLow DSH Override FlagReadNO/YES
BV52OVERRIDE_lftov_flHigh Lift Override FlagReadNO/YES
BV53OVERRIDE_sstov_flLow SST Override FlagReadNO/YES
BV54OVERRIDE_mtov_flHigh Motor Temp OverReadNO/YES
BV55OVERRIDE_tbov_flHigh Bearing Temp OverReadNO/YES
BV56OVERRIDE_lstov_flLow Sour Temp Over FlagReadNO/YES
BV57OVERRIDE_dgtov_flDGT Override FlagReadNO/YES
BV58OVERRIDE_ampov_flHigh Motor Current FlagReadNO/YES
BV59POWER_VFDC_HIHigh VFD CurrentReadNO/YES
BV60MAIISMH_phase_h1Phase 1 FaultedReadNO/YES
BV61MAIISMH_phase_h2Phase 2 FaultedReadNO/YES
BV62MAIISMH_phase_h3Phase 3 FaultedReadNO/YES
BV63MAIN_SRD_diffaultDiffuser FaultReadNO/YES
BV64MAIN_SRD_diff_almSRD Rotating Stall AlarmReadNO/YES
BV65ISM_MCFG_ism_cfltISM Config ConflictReadNO/YES
BV66ISM_MCFG_del_ismcDelete ISM ConfigReadNO/YES
BV67ISM_MCFG_scycd_enSingle Cycle DropoutReadDSABLE/ENABLE
BV68ISM_MCFG_lfref_enLine Frequency FaultingReadDSABLE/ENABLE
BV69ISM_MCFG_gfp_enGround Fault ProtectionReadDSABLE/ENABLE
BV70MAISWRST_power_dnPower Down ActiveReadNO/YES
BV71MAISWRST_auto_rstAuto Restart ActiveReadNO/YES
BV72MAISWRST_sw_rstSwift Restart ActiveReadNO/YES
BV73MAIN_MS_ms_actMaster/Slave Ctrl ActiveRead
BV74MAIN_MS_ll_commLead Lag CommunicationRead
BV75MAIN_MS_lag_s_sNetwork:Cmd Start/StopRead
BV76MAIN_MS_lag_recRecovery Start RequestRead
BV77MAIN_MS_ll_changLead/Lag Changeover?Read
BV78MAIN_MS_CAP_DECLCapacity DecreaseRead
BV79MAIN_MS_CAP_INHLCapacity InhibitRead
BV80MAIN_MS_MST_RUNMaster Chiller RunningRead
BV81MAIN_MS_EWT_OPTEWT Control OptionRead
BV82MAIN_MS_DEM_SLCTDemand Limit SourceReadAmps=0, KW=1
BV83FACTORY_freq_60hPower Freq 60Hz SelectReadYES/NO
BV84FACTORY_freecoolFree Cooling OptionReadYES/NO
BV85FACTORY_hyd_optHydraulic System OptionReadYES/NO
BV86FACTORY_heatreclHeat Reclaim OptionReadYES/NO
BV87SERVICE1_ex_startEnable Excessive StartsRead
BV88CFGLIMIT_cond_almCond Hi Flow AlarmReadDSABLE/ENABLE
BV89CONF_SRD_diff_optDiffuser OptionReadDSABLE/ENABLE
BV90CONF_OPT_astartAuto Restart OptionReadDSABLE/ENABLE
BV91CONF_OPT_commsensCommon Sensor OptionReadDSABLE/ENABLE
BV92CONF_OPT_wp_optWater Pressure OptionReadDSABLE/ENABLE
BV93CONF_OPT_hgbp_optHGBP Valve Is ConfiguredReadDSABLE/ENABLE
BV94CONF_OPT_ice_optIce Build OptionReadDSABLE/ENABLE
BV95CONF_OPT_ice_recyIce Build RecycleReadDSABLE/ENABLE
BV96CONF_OPT_leak_enRefrigerant Leak OptionReadDSABLE/ENABLE
BV97CONF_OPT_hdpv_optHead Pres Valve OptionReadDISABLE/ENABLE
BV98CONF_MS_serct_flSeries Counter FlowReadYES/NO
BV99CONF_PRG_prog_enProg Function EnableReadYES/NO
BV100BACNET_bacenaBACnet EnableRead
BV101BACNET_bacunitMetric UnitRead
BV102SETPOINT_EWT_OPTEWT Control OptionWriteDSABLE/ENABLE
BVmin103GENUNIT_CHIL_S_S_wrNetwork:Cmd Start/Stop (write)Write
BVmin104GENUNIT_EMSTOP_wrEmergency Stop (write)Write
BVmin105GENUNIT_CHIL_OCC_wrNetwork:Cmd Occupied (write)Write
Object ID lookup: Carrier AquaEdge 19XR (PIC 5, software version 3.0) 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 AquaEdge 19XR (PIC 5, software version 3.0) 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 Carrier AquaEdge 19XR (PIC 5, software version 3.0)

How many BACnet points does the Carrier AquaEdge 19XR (PIC 5, software version 3.0) have?

This list has 455 BACnet objects: 350 analog values, 105 binary values. The exact set on a given unit depends on its firmware, installed options and configuration.

Which Carrier AquaEdge 19XR (PIC 5, software version 3.0) BACnet points are writable?

14 of the 455 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 Carrier AquaEdge 19XR (PIC 5, software version 3.0) BACnet documentation?

The source is AquaEdge 19XR Two-Stage High-Efficiency Semi-Hermetic Centrifugal Liquid Chillers with PIC 5 Controls Version 3.0 - Controls Operation and Troubleshooting (Appendix D: BACnet Option, Table C BACnet Point Table) (19XR-CLT-2T), revision 12-15, published free by Carrier at https://www.shareddocs.com/hvac/docs/1005/Public/00/19XR-CLT-2T.pdf.

What are the minimum BACnet points to integrate the Carrier AquaEdge 19XR (PIC 5, software version 3.0)?

Start with BV 103 GENUNIT_CHIL_S_S_wr (Network start/stop command); BV 105 GENUNIT_CHIL_OCC_wr (Network occupied command); BV 104 GENUNIT_EMSTOP_wr (Emergency stop command); AV 349 GENUNIT_CTRL_PNT_wr (Control point command); AV 350 GENUNIT_DEM_LIM_wr (Demand limit command, 10-100 %); AV 15 GENUNIT_ctl_mode (Control mode: Local, Network, Remote, Local Sched); AV 23 GENUNIT_ch_state (Chiller state number); AV 26 TEMP_LCW (Leaving chilled water temperature); AV 25 TEMP_ECW (Entering chilled water temperature); AV 104 ALARMRST_ALM_STAT (Alarm state: 0 normal, 1 alert, 2 alarm).

How do I enable BMS control of the Carrier AquaEdge 19XR (PIC 5, software version 3.0)?

In NETWORK control mode the chiller is started and stopped by the CHIL_S_S and CHIL_OCC points written over the network; EMSTOP can also shut it down. If the STOP OVERRIDE point in GENUNIT is enabled, the chiller cannot start.

How do I check these points on the real AquaEdge 19XR (PIC 5, software version 3.0)?

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 Carrier BACnet points lists

Source: AquaEdge 19XR Two-Stage High-Efficiency Semi-Hermetic Centrifugal Liquid Chillers with PIC 5 Controls Version 3.0 - Controls Operation and Troubleshooting (Appendix D: BACnet Option, Table C BACnet Point Table) · 19XR-CLT-2T · rev. 12-15. Object names, instances and units are reproduced as published; descriptions are our own.