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Air-cooled screw chiller controller (BACnet option) · BACnet points list

Carrier AquaForce 30XA 080-501 (UPC Open BACnet option) BACnet points list

Updated 28 October 2026

Short answer

This 30XA list covers the UPC Open BACnet MS/TP option on 30XA080-501 chillers. It has about 270 AVs and BVs: start/stop, occupancy, emergency stop, control point, demand and current limit, heat/cool select, setpoints, water temperatures, refrigerant pressures, fan and compressor run hours, pumps and alarm state.

This page lists 268 BACnet objects for the Carrier AquaForce 30XA 080-501 (UPC Open BACnet option) — 45 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
AquaForce 30XA 080-501 (UPC Open BACnet option)
Equipment
Air-cooled screw chiller controller (BACnet option)
Equipment type
Chillers
BACnet objects
268 (45 writable)
Transport
BACnet MS/TP
Firmware
Not stated
Default device instance
Network number 16101 followed by the MAC address (MAC 20 gives 1610120)
Also known as
30XA, AquaForce 30XA, 30XA-7T, UPC Open, Carrier Controller, screw chiller
Source document
AquaForce 30XA080-501 Air-Cooled Liquid Chillers - Controls, Start-Up, Operation, Service and Troubleshooting (Appendix G, BACnet Communication, Network Points List) · 30XA-7T · rev. 2-24
Download CSV 268 rows Download EDE B.I.G.-EU JSON Manufacturer PDF ↗ Download Easy BACnet Mobile App Google Play

BMS integration notes: Carrier AquaForce 30XA 080-501 (UPC Open BACnet option)

Integration in brief

Address the UPC Open, set the MS/TP DIP switches, and run the chiller in network (CCN) mode. The BMS writes chiller start/stop and occupancy, control point and demand limit; read run status, leaving fluid temperature, capacity 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 1chil_s_s_1Network start/stop (0 Disable, 1 Enable)Write
BV 2chil_occ_1Network occupied commandWrite
BV 56emstop_1Emergency stop commandWrite
AV 83ctrl_pnt_1Control point (leaving fluid setpoint)Write
AV 79dem_lim_1Demand limit, 0-100 %Write
AV 93status_1Run status codeRead
AV 96cool_lwt_1Cooler leaving fluid temperatureRead
AV 87cap_t_1Percent total capacityRead
AV 137alm_1Alarm state: 0 Normal, 1 Partial, 2 ShutdownRead

Enable & remote start

Press the Start/Stop button on the Carrier Controller display and select CCN Mode on the Equipment Start screen. CHIL_S_S (BV 1) then starts and stops the chiller: forced to Disable the unit stops, forced to Enable it runs per schedule 1.

Heartbeat & communication loss

The manual says that if communication with the network is lost, the machine starts and is controlled locally.

Network setup

Watch out for

Carrier AquaForce 30XA 080-501 (UPC Open BACnet option) BACnet objects

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

268 of 268 shown
Type
AnalogBinary
Access
Show
Carrier AquaForce 30XA 080-501 (UPC Open BACnet option) BACnet Points List
DescriptionStates
AV1hr_fana1_1Circuit A Fan #1 HourshrRead
AV2hr_fana2_1Circuit A Fan #2 HourshrRead
AV3hr_fana3_1Circuit A Fan #3 HourshrRead
AV4hr_fana4_1Circuit A Fan #4 HourshrRead
AV5hr_fana5_1Circuit A Fan #5 HourshrRead
AV6hr_fana6_1Circuit A Fan #6 HourshrRead
AV7hr_fana7_1Circuit A Fan #7 HourshrRead
AV8hr_fana8_1Circuit A Fan #8 HourshrRead
AV9hr_fana9_1Circuit A Fan #9 HourshrRead
AV10hrfana10_1Circuit A Fan #10 HourshrRead
AV11hr_fanb1_1Circuit B Fan #1 HourshrRead
AV12hr_fanb2_1Circuit B Fan #2 HourshrRead
AV13hr_fanb3_1Circuit B Fan #3 HourshrRead
AV14hr_fanb4_1Circuit B Fan #4 HourshrRead
AV15hr_fanb5_1Circuit B Fan #5 HourshrRead
AV16hr_fanb6_1Circuit B Fan #6 HourshrRead
AV17hr_fanb7_1Circuit B Fan #7 HourshrRead
AV18hr_fanb8_1Circuit B Fan #8 HourshrRead
AV19hr_fanb9_1Circuit B Fan #9 HourshrRead
AV20hrfanb10_1Circuit B Fan #10 HourshrRead
AV21hr_fanc1_1Circuit C Fan #1 HourshrRead
AV22hr_fanc2_1Circuit C Fan #2 HourshrRead
AV23hr_fanc3_1Circuit C Fan #3 HourshrRead
AV24hr_fanc4_1Circuit C Fan #4 HourshrRead
AV25hr_fanc5_1Circuit C Fan #5 HourshrRead
AV26hr_fanc6_1Circuit C Fan #6 HourshrRead
AV27hr_fanc7_1Circuit C Fan #7 HourshrRead
AV28hr_fanc8_1Circuit C Fan #8 HourshrRead
AV29suct_t_a_1Compressor Suction Temp (circuit A)°FRead
AV30suct_t_b_1Compressor Suction Temp (circuit B)°FRead
AV31suct_t_c_1Compressor Suction Temp (circuit C)°FRead
AV32dgt_a_1Discharge Gas Temp (circuit A)°FRead
AV33dgt_b_1Discharge Gas Temp (circuit B)°FRead
AV34dgt_c_1Discharge Gas Temp (circuit C)°FRead
AV35dp_a_1Discharge Pressure (circuit A)psiRead
AV36dp_b_1Discharge Pressure (circuit B)psiRead
AV37dp_c_1Discharge Pressure (circuit C)psiRead
AV38eco_tp_a_1Economizer Gas Temp (circuit A)°FRead
AV39eco_tp_b_1Economizer Gas Temp (circuit B)°FRead
AV40eco_tp_c_1Economizer Gas Temp (circuit C)°FRead
AV41econ_p_a_1Economizer Pressure (circuit A)psiRead
AV42econ_p_b_1Economizer Pressure (circuit B)psiRead
AV43econ_p_c_1Economizer Pressure (circuit C)psiRead
AV44exv_a_1EXV Position (circuit A)%Read
AV45exv_b_1EXV Position (circuit B)%Read
AV46exv_c_1EXV Position (circuit C)%Read
AV47fan_st_a_1Fan Staging Number (circuit A)Read
AV48fan_st_b_1Fan Staging Number (circuit B)Read
AV49fan_st_c_1Fan Staging Number (circuit C)Read
AV50hd_pos_a_1Head Pressure Actuator Position (circuit A)%Read
AV51hd_pos_b_1Head Pressure Actuator Position (circuit B)%Read
AV52hd_pos_c_1Head Pressure Actuator Position (circuit C)%Read
AV53hc_sel_1Heat/Cool SelectWrite
AV54min_left_1Minutes Left for StartminRead
AV55curren_a_1Motor Current (circuit A)ARead
AV56curren_b_1Motor Current (circuit B)ARead
AV57curren_c_1Motor Current (circuit C)ARead
AV58cp_tmp_a_1Motor Temperature (circuit A)°FRead
AV59cp_tmp_b_1Motor Temperature (circuit B)°FRead
AV60cp_tmp_c_1Motor Temperature (circuit C)°FRead
AV61op_a_1Oil Pressure (circuit A)psiRead
AV62op_b_1Oil Pressure (circuit B)psiRead
AV63op_c_1Oil Pressure (circuit C)psiRead
AV64dop_a_1Oil Pressure Difference (circuit A)psiRead
AV65dop_b_1Oil Pressure Difference (circuit B)psiRead
AV67capa_t_1Percent Total Capacity (circuit A)%Read
AV68capb_t_1Percent Total Capacity (circuit B)%Read
AV69capc_t_1Percent Total Capacity (circuit C)%Read
AV70sct_a_1Saturated Condensing Temp (circuit A)°FRead
AV71sct_b_1Saturated Condensing Temp (circuit B)°FRead
AV72sct_c_1Saturated Condensing Temp (circuit C)°FRead
AV73sst_a_1Saturated Suction Temp (circuit A)°FRead
AV74sst_b_1Saturated Suction Temp (circuit B)°FRead
AV75sst_c_1Saturated Suction Temp (circuit C)°FRead
AV76sp_a_1Suction Pressure (circuit A)psiRead
AV77sp_b_1Suction Pressure (circuit B)psiRead
AV78sp_c_1Suction Pressure (circuit C)psiRead
AVmin79dem_lim_1Active Demand Limit Value%Write
AV80tot_curr_1Actual Chiller CurrentARead
AV81curr_lim_1Chiller Current LimitAWrite
AV82ctrl_wt_1Controlled Water temp°FRead
AVmin83ctrl_pnt_1Control point°FWrite
AV84sp_1Current Setpoint°FRead
AV85oat_1External Temperature°FRead
AV86lag_lim_1Lag Capacity Limit Value%Read
AVmin87cap_t_1Percent Total Capacity%Read
AV88sp_sel_1Setpoint SelectRead
AV89capt_010_1Chiller Capacity SignalVRead
AV90chwstemp_1CHWS Temperature°FRead
AV91t_heat_c_1Circuit C Heater Temp°FRead
AV92heatcool_1Heat/Cool StatusRead
AVmin93status_1Run StatusRead
AV94cool_ewt_1Cooler Entering Fluid°FRead
AV95t_heater_1Cooler Heater Temp°FRead
AVmin96cool_lwt_1Cooler Leaving Fluid - Prime Variable°FRead
AV97cool_pwr_1Cooling power*kWRead
AV98lim_anal_1Limit 4-20mA SignalmARead
AV99spacetmp_1Optional Space Temp°FRead
AV100sp_reset_1Reset/Setpoint 4-20mA SignalmARead
AV101watpres1_1Water pressure before cooler*psiRead
AV102watpres2_1Water pressure after cooler*psiRead
AV103watpres3_1Water pressure before filter*psiRead
AV104watpres4_1Water pressure after filter*psiRead
AV105wat_flow_1Water flow*gal/secRead
AV106lead_cir_1Circuit Loading SequenceWrite
AV107hr_cp_a_1Compressor A HourshrRead
AV108st_cp_a_1Compressor A StartsRead
AV109hr_cp_b_1Compressor B HourshrRead
AV110st_cp_b_1Compressor B StartsRead
AV111hr_cp_c_1Compressor C HourshrRead
AV112st_cp_c_1Compressor C StartsRead
AV113hr_cpum1_1Cooler pump #1 HourshrRead
AV114hr_cpum2_1Cooler pump #2 HourshrRead
AV115hr_mach_1Machine Operating HourshrRead
AV116st_mach_1Machine StartsRead
AV117cpumpseq_1Cooler Pumps SequenceWrite
AV118curr_ful_1Current Limit at 100%AWrite
AV119pump_del_1Pump Auto Rotation DelayhrWrite
AV120off_on_d_1Unit Off-to-On DelayminRead
AV121ice_sp_1Cooling Ice Setpoint°FWrite
AV122cramp_sp_1Cooling Ramp Loading°F (delta)Write
AV123cr_deg_1Cooling Reset Degrees°F (delta)Write
AV124csp1_1Cooling Setpoint 1°FWrite
AV125csp2_1Cooling Setpoint 2°FWrite
AV126v_cr_fu_1Current Full Reset ValuemAWrite
AV127v_cr_no_1Current No Reset ValuemAWrite
AV128dt_cr_fu_1Delta T Full Reset Value°F (delta)Write
AV129dt_cr_no_1Delta T No Reset Value°F (delta)Write
AV130oatcr_fu_1OAT Full Reset Value°FWrite
AV131oatcr_no_1OAT No Reset Value°FWrite
AV132spacr_fu_1Space T Full Reset Value°FWrite
AV133spacr_no_1Space T No Reset Value°FWrite
AV134lim_sp1_1Switch Limit Setpoint 1%Write
AV135lim_sp2_1Switch Limit Setpoint 2%Write
AV136lim_sp3_1Switch Limit Setpoint 3%Write
AVmin137alm_1Alarm StateRead
AV2901user_analog_1_1User Defined Analog 1Write
AV2902user_analog_2_1User Defined Analog 2Write
AV2903user_analog_3_1User Defined Analog 3Write
AV2904user_analog_4_1User Defined Analog 4Write
AV2905user_analog_5_1User Defined Analog 5Write
AV9006cool_demand_level_1System Cooling Demand LevelRead
AV80001mstr_oa_temp_1System OAT Master°FRead
BVmin1chil_s_s_1Chiller Start/StopWrite0 = Disable, 1 = Enable
BVmin2chil_occ_1Chiller Occupied?Write0 = No, 1 = Yes
BV3iso_refa_1Ball Valve Position (circuit A)Read
BV4iso_refb_1Ball Valve Position (circuit B)Read
BV5iso_refc_1Ball Valve Position (circuit C)Read
BV6comp_a_1Compressor Output (circuit A)Read
BV7comp_b_1Compressor Output (circuit B)Read
BV8comp_c_1Compressor Output (circuit C)Read
BV9gascoola_1DGT Cooling Solenoid (circuit A)Read
BV10gascoolb_1DGT Cooling Solenoid (circuit B)Read
BV11gascoolc_1DGT Cooling Solenoid (circuit C)Read
BV12fan_a1_1Fan Output DO #1 (circuit A)Read
BV13fan_a2_1Fan Output DO #2 (circuit A)Read
BV14fan_a3_1Fan Output DO #3 (circuit A)Read
BV15fan_a4_1Fan Output DO #4 (circuit A)Read
BV16fan_a5_1Fan Output DO #5 (circuit A)Read
BV17fan_a6_1Fan Output DO #6 (circuit A)Read
BV18fan_a7_1Fan Output DO #7 (circuit A)Read
BV19fan_a8_1Fan Output DO #8 (circuit A)Read
BV20fan_b1_1Fan Output DO #1 (circuit B)Read
BV21fan_b2_1Fan Output DO #2 (circuit B)Read
BV22fan_b3_1Fan Output DO #3 (circuit B)Read
BV23fan_b4_1Fan Output DO #4 (circuit B)Read
BV24fan_b5_1Fan Output DO #5 (circuit B)Read
BV25fan_b6_1Fan Output DO #6 (circuit B)Read
BV26fan_b7_1Fan Output DO #7 (circuit B)Read
BV27fan_b8_1Fan Output DO #8 (circuit B)Read
BV28fan_c1_1Fan Output DO #1 (circuit C)Read
BV29fan_c2_1Fan Output DO #2 (circuit C)Read
BV30fan_c3_1Fan Output DO #3 (circuit C)Read
BV31fan_c4_1Fan Output DO #4 (circuit C)Read
BV32fan_c5_1Fan Output DO #5 (circuit C)Read
BV33fan_c6_1Fan Output DO #6 (circuit C)Read
BV34fan_c7_1Fan Output DO #7 (circuit C)Read
BV35fan_c8_1Fan Output DO #8 (circuit C)Read
BV36fc_dsble_1Free Cooling Disable*WriteNo/Yes
BV37recl_sel_1Heat Reclaim Select*WriteNo/Yes
BV38hgbp_a_1Hot Gas Bypass A OutputRead
BV39hgbp_b_1Hot Gas Bypass B OutputRead
BV40hgbp_c_1Hot Gas Bypass C OutputRead
BV41oil_ht_a_1Oil Heater Output (circuit A)Read
BV42oil_ht_b_1Oil Heater Output (circuit B)Read
BV43oil_ht_c_1Oil Heater Output (circuit C)Read
BV44oil_l_a_1Oil Level Input (circuit A)Read
BV45oil_l_b_1Oil Level Input (circuit B)Read
BV46oil_l_c_1Oil Level Input (circuit C)Read
BV47oil_sl_a_1Oil Solenoid Output (circuit A)Read
BV48oil_sl_b_1Oil Solenoid Output (circuit B)Read
BV49oil_sl_c_1Oil Solenoid Output (circuit C)Read
BV50slid_1_a_1Slide Valve 1 Output (circuit A)Read
BV51slid_2_a_1Slide Valve 2 Output (circuit A)Read
BV52slid_1_b_1Slide Valve 1 Output (circuit B)Read
BV53slid_2_b_1Slide Valve 2 Output (circuit B)Read
BV54slid_1_c_1Slide Valve 1 Output (circuit C)Read
BV55slid_2_c_1Slide Valve 2 Output (circuit C)Read
BVmin56emstop_1Emergency StopWrite0 = Disable, 1 = Enable
BV57sp_occ_1Setpoint Occupied?Read0 = No, 1 = Yes
BV59mode_02_1Second Setpoint in UseRead
BV60mode_03_1Reset in EffectRead
BV61mode_04_1Demand Limit ActiveRead
BV62mode_05_1Ramp Loading ActiveRead
BV63mode_06_1Cooler Heater ActiveRead
BV64mode_07_1Cooler Pumps RotationRead
BV65mode_08_1Pump Periodic StartRead
BV66mode_09_1Night Low Noise ActiveRead
BV67mode_10_1System Manager ActiveRead
BV68mode_11_1Master Slave ActiveRead
BV69mode_12_1Auto Changeover ActiveRead
BV70mode_13_1Free Cooling ActiveRead
BV71mode_14_1Reclaim ActiveRead
BV72mode_15_1Boiler ActiveRead
BV73mode_16_1Heating Low EWT LockoutRead
BV74mode_17_1Condenser pumps RotationRead
BV75mode_18_1Ice Mode in EffectRead
BV76mode_19_1Defrost Active on Circuit ARead
BV77mode_20_1Defrost Active on Circuit BRead
BV78mode_21_1Low Suction Circuit ARead
BV79mode_22_1Low Suction Circuit BRead
BV80mode_23_1Low Suction Circuit CRead
BV81mode_24_1High DGT Circuit ARead
BV82mode_25_1High DGT Circuit BRead
BV83mode_26_1High DGT Circuit CRead
BV84mode_27_1High Pressure Override Circuit ARead
BV85mode_28_1High Pressure Override Circuit BRead
BV86mode_29_1High Pressure Override Circuit CRead
BV87mode_30_1Low Superheat Circuit ARead
BV88mode_31_1Low Superheat Circuit BRead
BV89mode_32_1Low Superheat Circuit CRead
BV90alarmout_1Alarm Relay StatusRead
BV91alert_1Alert Relay StatusRead
BV92boiler_1Boiler CommandRead
BV93condflow_1Condenser Flow StatusRead
BV94set_flow_1Cooler Flow Setpoint OutReadOff/On
BV95flow_sw_1Cooler Flow SwitchRead
BV96coolheat_1Cooler Heater CommandRead
BV97cpump_1_1Cooler Pump #1 CommandWriteOff/On
BV98cpump_2_1Cooler Pump #2 CommandWriteOff/On
BV99cpumpdef_1Cooler Pump Run StatusRead
BV100elec_box_1Electrical Box InterlockRead
BV101ramp_sel_1Ramped Loading SelectWriteNo/Yes
BV102seq_typ_1Staged Loading SequenceWriteNo/Yes
BV103dem_lmt_act_1System Demand LimitingRead
BV104fc_sw_1Free Cooling Disable Switch*Read
BV105ice_sw_1Ice Done Storage SwitchRead
BV106lim_sw1_1Limit Switch 1 StatusRead
BV107lim_sw2_1Limit Switch 2 StatusRead
BV108occ_ovsw_1Occupied Override SwitchRead
BV109onoff_sw_1On/Off - Remote SwitchRead
BV110ready_1Ready or Running StatusRead
BV111hc_sw_1Remote Heat/Cool SwitchRead
BV112rem_lock_1Remote Interlock StatusRead
BV113recl_sw_1Remote Reclaim SwitchRead
BV114setp_sw_1Remote Setpoint SwitchRead
BV115rotcpump_1Rotate Cooler Pumps?Write0 = No, 1 = Yes
BV116running_1Running StatusRead
BV117shutdown_1Shutdown Indicator StateRead
BV118curr_sel_1Current Limit SelectWriteOff/On
BV119schedule_1Local ScheduleRead
BV120comm_lost_alm_1Element Communications AlarmRead
BV2911user_binary_1_1User Defined Binary 1Write
BV2912user_binary_2_1User Defined Binary 2Write
BV2913user_binary_3_1User Defined Binary 3Write
BV2914user_binary_4_1User Defined Binary 4Write
BV2915user_binary_5_1User Defined Binary 5Write
BV2999element_stat_1Element Comm StatusRead

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. Easy BACnet scans a network for BACnet IP devices from an Android phone, reads every object on the AquaForce 30XA 080-501 (UPC Open BACnet option) 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 AquaForce 30XA 080-501 (UPC Open BACnet option)

How many BACnet points does the Carrier AquaForce 30XA 080-501 (UPC Open BACnet option) have?

This list has 268 BACnet objects: 143 analog values, 125 binary values. The exact set on a given unit depends on its firmware, installed options and configuration.

Which Carrier AquaForce 30XA 080-501 (UPC Open BACnet option) BACnet points are writable?

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

Where is the official Carrier AquaForce 30XA 080-501 (UPC Open BACnet option) BACnet documentation?

The source is AquaForce 30XA080-501 Air-Cooled Liquid Chillers - Controls, Start-Up, Operation, Service and Troubleshooting (Appendix G, BACnet Communication, Network Points List) (30XA-7T), revision 2-24, published free by Carrier at https://www.shareddocs.com/hvac/docs/1005/Public/0E/30XA-7T.pdf.

What are the minimum BACnet points to integrate the Carrier AquaForce 30XA 080-501 (UPC Open BACnet option)?

Start with BV 1 chil_s_s_1 (Network start/stop (0 Disable, 1 Enable)); BV 2 chil_occ_1 (Network occupied command); BV 56 emstop_1 (Emergency stop command); AV 83 ctrl_pnt_1 (Control point (leaving fluid setpoint)); AV 79 dem_lim_1 (Demand limit, 0-100 %); AV 93 status_1 (Run status code); AV 96 cool_lwt_1 (Cooler leaving fluid temperature); AV 87 cap_t_1 (Percent total capacity); AV 137 alm_1 (Alarm state: 0 Normal, 1 Partial, 2 Shutdown).

How do I enable BMS control of the Carrier AquaForce 30XA 080-501 (UPC Open BACnet option)?

Press the Start/Stop button on the Carrier Controller display and select CCN Mode on the Equipment Start screen. CHIL_S_S (BV 1) then starts and stops the chiller: forced to Disable the unit stops, forced to Enable it runs per schedule 1.

Does the Carrier AquaForce 30XA 080-501 (UPC Open BACnet option) need a BACnet heartbeat or have a communication timeout?

The manual says that if communication with the network is lost, the machine starts and is controlled locally.

How do I check these points on the real AquaForce 30XA 080-501 (UPC Open BACnet option)?

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: AquaForce 30XA080-501 Air-Cooled Liquid Chillers - Controls, Start-Up, Operation, Service and Troubleshooting (Appendix G, BACnet Communication, Network Points List) · 30XA-7T · rev. 2-24. Object names, instances and units are reproduced as published; descriptions are our own.