BACnet Objects/Modbus Registers
Note
Please note that if the switch 1 on the S3 DIP switch is on, than configuration of the fan, reheater, and perimeter type from any other source is blocked (BACnet/Modbus), as well as any changes made to the referring parameters (for example, Heater Priority) will not be written to the device.
BACnet ID | Modbus address (dec) | Object/register name | Units | Access | Default value | Description |
|---|---|---|---|---|---|---|
Configuration | ||||||
AV37 | 40238 (237) | SetpointOffsetRange | N/a | Read/write | 6 | Sets the setpoint offset range to be changed by the user (e.g., a value of 5 means a range from -5 to +5), (min = 0, max = 10) Connected to CP AV59 |
AV38 | 40239 (238) | CO2SensorRange | N/a | Read/write | 2000 | Sets the range of the CO2 sensor used (min = 0, max = 10000) Connected to CP AO37 |
BV4 | 00105 (104) | PresenceSensorInvert | True/false | Read/write | False | Allows to invert the I1 input signal if required: false (normal), true (invert) Connected to CP BO66 |
BV5 | 00106 (105) | WindowContactInvert | True/false | Read/write | False | Allows to invert the I2 input signal if required: false (normal), true (invert) Connected to CP BO67 |
BV6 | 00107 (106) | DeviceType | True/false | Read/write | False | Allows to choose VAV device control type from airflow demand (VAV also known as pressure independent) or from cooling/heating demand (VVT also known as pressure dependent): false (VAV), true (VVT) Connected to CP BO68 |
BV8 | 00109 (108) | DualHeat | True/false | Read/write | False | Allows to enable dual heating mode with repeater/perimeter and damper (no effect without damper): false (no), true (yes) Connected to CP BO69 |
BO2 | 00123 (122) | Units | True/false | Read/write | False | Allows to change the unit in the application provided that the BACnet configuration is allowed in the Device Configuration Source variable: false (metric), true (imperial) Connected to CP BO2 |
MSV11 | 40272 (271) | FanType | N/a | Read/write | None | Allows to set the fan type: 1: none 2: series 3: parallel Connected to CP MSV9 |
MSV12 | 40273 (272) | ReheaterType | N/a | Read/write | None | Allows to set the reheater type: 1: none 2: TimeProp 3: staged 4: float Connected to CP MSV10 |
MSV13 | 40274 (273) | PerimeterType | N/a | Read/write | None | Allows to set the perimeter type: 1: none 2: TimeProp 3: digital Connected to CP MSV11 |
MSV14 | 40275 (274) | HeaterPriority | N/a | Read/write | Reheater | Possibility to select heating priority for heating sources: 1: reheater 2: perimeter 3: simultaneous Connected to CP MSV14 |
MSV21 | 40282 (281) | U1DischargeTempType | N/a | Read/write | Allows to select the discharge temperature type: 1: Voltage measurement 2: Current 3: Resistance input 4: 10K3A1 NTC 5: 10K4A1 NTC 6: 10K NTC Carel 7: 20K6A1 NTC 8: 2,2K3A1 NTC 9: 3K3A1 NTC 10: 30K6A1 NTC 11: SIE1 12: TAC1 13: SAT1 14: PT1000 15: NI1000 16: NI1000 21C 17: NI1000 LG F 18: 10K Type2 NTC F 19: 10K Type3 NTC F 20: 20K NTC F 21: 3K NTC F 22: PT1000 F 23: NI1000 32F 24: NI1000 70F Connected to CP MSV12 | |
MSV22 | 40283 (282) | U2SpaceTempType | N/a | Read/write | Allows to select the space temperature type: 1: Voltage measurement 2: Current 3: Resistance input 4: 10K3A1 NTC 5: 10K4A1 NTC 6: 10K NTC Carel 7: 20K6A1 NTC 8: 2,2K3A1 NTC 9: 3K3A1 NTC 10: 30K6A1 NTC 11: SIE1 12: TAC1 13: SAT1 14: PT1000 15: NI1000 16: NI1000 21C 17: NI1000 LG F 18: 10K Type2 NTC F 19: 10K Type3 NTC F 20: 20K NTC F 21: 3K NTC F 22: PT1000 F 23: NI1000 32F 24: NI1000 70F Connected to CP MSV13 | |
Flow Settings | ||||||
AV11 | 40212 (211) | MaxOccCoolAirflowSetpoint | L/s / cfm | Read/write | 400/800 | Maximum airflow setpoint for cooling in the occupied state (min = 0) Connected to CP AO29 |
AV12 | 40213 (212) | MinOccCoolAirflowSetpoint | L/s / cfm | Read/write | 100/200 | Minimum airflow setpoint for cooling in the occupied state (min = 0) Connected to CP AO30 |
AV13 | 40214 (213) | MaxOccHeatAirflowSetpoint | L/s / cfm | Read/write | 200/400 | Maximum airflow setpoint for heating in the occupied state (min = 0) Connected to CP AO31 |
AV14 | 40215 (214) | MinOccHeatAirflowSetpoint | L/s / cfm | Read/write | 100/200 | Minimum airflow setpoint for heating in the occupied state (min = 0) Connected to CP AO32 |
AV15 | 40216 (215) | StandbyAirFlowSetpoint | L/s / cfm | Read/write | 50/100 | Airflow setpoint in the standby state (min = 0) Connected to CP AO33 |
AV16 | 40217 (216) | UnoccAirFlowSetpoint | L/s / cfm | Read/write | 25/50 | Airflow setpoint in the unoccupied state (min = 0) Connected to CP AO34 |
AV17 | 40218 (217) | StartupFanAirflowSetpoint | L/s / cfm | Read/write | 35/75 | Airflow setpoint for a fan startup only (min = 0) Connected to CP AO35 |
BV9 | 00110 (109) | DamperDirection | True/false | Read/write | False | Sets the damper opening direction: false (CW), true (CCW) Connected to CP BO65 |
AV0 | 40201 (200) | OccCoolTempSetpoint | °C/°F | Read/write | 23/74 | Temperature setpoint for cooling in the occupied state |
AV1 | 40202 (201) | OccHeatTempSetpoint | °C/°F | Read/write | 21/70 | Temperature setpoint for heating in the occupied state |
AV2 | 40203 (202) | StandbyCoolTempSetpoint | °C/°F | Read/write | 25/77 | Temperature setpoint for cooling in the standby state |
AV3 | 40204 (203) | StandbyHeatTempSetpoint | °C/°F | Read/write | 19/67 | Temperature setpoint for heating in the standby state |
AV4 | 40205 (204) | UnoccCoolTempSetpoint | °C/°F | Read/write | 28/80 | Temperature setpoint for cooling in the unoccupied state |
AV5 | 40206 (205) | UnoccHeatTempSetpoint | °C/°F | Read/write | 16/64 | Temperature setpoint for heating in the unoccupied state |
AV6 | 40207 (206) | SpaceCO2Setpoint | ppm | Read/write | 1000 | CO2 setpoint for the room (regardless of the occupancy status) |
AV9 | 40210 (209) | HotAirTempSetpoint | °C/°F | Read/write | 26/78 | Discharge temperature setpoint for detecting warm air to change the heating/cooling mode |
Balancing | ||||||
BV13 | 00114 (113) | PressureZeroing | True/false | Read/write | False | Allows to perform zeroing action on the built-in PI pressure transducer if there is a non-zero value in the absence of airflow. Important: perform in the absence of airflow through the pressure transducer ports False (no), true (zeroing) Connected to CP BO64 |
AI11 | 30012 (11) | ActualAirFlow | L/s / cfm | Read-only | N/a | Actual calculated airflow based on the K-Factor value and differential pressure measure Connected to CP AO25 |
AV61 | 40289 (288) | K-Factor | N/a | Read/write | 1000 | Sets the K-Factor (the flow rate at a differential pressure of 1 inWC/1 Pa on the measuring cross) for the given VAV model (min = 0) Connected to CP AO23 |
AV64 | 40292 (291) | UserSetPosition | % | Read/write | 0 | User-set damper opening level (after selecting the User Position mode in the Damper Command variable) (min = 0, max = 100) Connected to CP AO26 |
AV65 | 40293 (292) | UserSetAirflow | L/s / cfm | Read/write | 0 | User-set airflow setpoint (after selecting the User Position mode in the Damper Command variable) (min = 0) Connected to CP AO27 |
AV66 | 40294 (293) | AirflowCalibration | L/s / cfm | Read/write | 0 | Allows to enter the airflow value measured by the hood for calibration Connected to CP AO28 |
AO0 | 30251 (250) | DamperPosition | % | Read-only | N/a | Actual damper opening level coming from the Rotary Actuator component (Position Feedback signal) Connected to CP AO24 |
MSV7 | 40268 (267) | DamperCommand | N/a | Read/write | None | Allows to set different damper command modes for calibration, balancing, or testing: 1: Auto/none (null) 2: Max flow 3: Min flow 4: User flow 5: User position 6: Full open 7: Full close 8: Calibrate Connected to CP MSV5 |
Other | ||||||
AI0 | 30001 (0) | UpTime | s | Read-only | N/a | Device’s up time |
AI1 | 30005 (4) | SpaceTemperature | °C/°F | Read-only | N/a | Calculated space temperature |
AI3 | 30004 (3) | U2SpaceTemperature | °C/°F | Read-only | N/a | Actual temperature sensor value from the local U2 input |
AI4 | 30301 (300) | PanelTemperature | °C/°F | Read-only | N/a | Actual temperature sensor value from the room panel |
AI5 | 30006 (5) | SpaceCO2 | ppm | Read-only | N/a | Calculated space CO2 |
AI6 | 30303 (302) | PanelCO2 | ppm | Read-only | N/a | Actual CO2 sensor value from the room panel |
AI8 | 30009 (8) | U4CO2Sensor | ppm | Read-only | N/a | Actual CO2 sensor value from the local U4 input |
AI9 | 30010 (9) | EffectiveTempSetpoint | °C/°F | Read-only | N/a | Calculated effective temperature setpoint based on occupancy status and heating or cooling temperature setpoints (depending on demand) |
AI10 | 30011 (10) | CentralTempSetpoint | °C/°F | Read-only | N/a | Calculated Central Temperature Setpoint based on setpoints and occupancy status |
AI12 | 30013 (12) | EffectiveAirFlowSetpoint | L/s / cfm | Read-only | N/a | Calculated effective airflow setpoint based on the occupancy status and heating or cooling airflow setpoints |
AI13 | 30014 (13) | DischargeTemperature | °C/°F | Read-only | N/a | Calculated discharge temperature |
AI14 | 30015 (14) | ActDischTempSetpoint | °C/°F | Read-only | N/a | Calculated discharge temperature setpoint based on the effective temperature setpoint and heating demand for high-limiting discharge temperature |
AI15 | 30016 (15) | DifferentialPressure | Pa / “WC | Read-only | N/a | Actual differential pressure sensor-measured value from the built-in pressure input |
AI16 | 30017 (16) | U1DischTemperature | °C/°F | Read-only | N/a | Actual discharge temperature sensor value comes from the U1 input |
AI17 | 30018 (17) | U3SetpointOffset | °C/°F | Read-only | N/a | Actual setpoint offset value (calculated from resistance) from the U3 input |
AI100 | 30103 (102) | AppVersion | N/a | Read-only | 1.0 | Current application version |
AV7 | 40208 (207) | MaxDischTempSetpoint | °C/°F | Read/write | 32/90 | High limit of discharge temperature supplied to the room |
AV8 | 40209 (208) | MinDischTempSetpoint | °C/°F | Read/write | 13/55 | Low limit of discharge temperature supplied to the room |
AV10 | 40211 (210) | NetTemperature | °C/°F | Read/write | -327 | Temperature sensor value from the network |
AV18 | 40219 (218) | NetDuctInTemp | °C/°F | Read/write | -327 | Discharge temperature sensor value from the network |
AV19 | 40220 (219) | NetOutdoorTemp | °C/°F | Read/write | -327 | Outside air temperature sensor value from the network |
AV20 | 40221 (220) | LoadShedding | % | Read/write | 0 | Load-shedding level required from the network (min = 0, max = 100) |
AV21 | 40222 (221) | MaxDamperPosition | % | Read/write | 100 | Maximum damper open position limit (min = 0, max = 100) |
AV22 | 40223 (222) | MinDamperPosition | % | Read/write | 0 | Minimum damper open position limit (min = 0, max = 100) |
AV23 | 40224 (223) | MaxFanSpeed | % | Read/write | 100 | Maximum fan speed level limit (min = 0, max = 100) |
AV24 | 40225 (224) | MinFanSpeed | % | Read/write | 20 | Minimum fan speed level limit (min = 0, max = 100) |
AV25 | 40226 (225) | DamperDriveTime | s | Read/write | 90 | Time required to reach full damper open position (from 0% to 100%) (min = 0) |
AV26 | 40227 (226) | DamperResponse | % | Read/write | 15 | Sets the value of how much the control signal must change to perform the next damper movement |
AV28 | 40229 (228) | MaxOatReheater | °C/°F | Read/write | 32/90 | Maximum outside air temperature limit that allows the use of a reheater |
AV29 | 40230 (229) | MaxOatPerimeter | °C/°F | Read/write | 18/65 | Maximum outside air temperature limit that allows the use of a perimeter |
AV30 | 40231 (230) | FloatReheaterValveDriveTime | s | Read/write | 120 | Time required to reach full reheater valve open (from 0% to 100%) |
AV32 | 40233 (232) | TimePropReheaterPeriod | s | Read/write | 60 | Time required for a PWM valve for a full cycle time of a reheater |
AV33 | 40234 (233) | TimePropPerimeterPeriod | s | Read/write | 60 | Time required for a PWM valve for a full cycle time of a perimeter |
AV34 | 40235 (234) | BypassTimeOverride | min | Read/write | 120 | Time required to maintain the bypass occupancy status (after expiration it returns to the previous status) |
AV35 | 40236 (235) | StandbyTimeOverride | min | Read/write | 15 | Time required to change the occupancy status to standby (after motion detection disappears) |
AV36 | 40237 (236) | ChangeoverDelay | min | Read/write | 2 | Delay time for changing the heating/cooling operating mode |
AV39 | 40240 (239) | FanDelayOff | s | Read/write | 30 | Delay time for switching off the fan |
AV40 | 40241 (240) | NetCO2 | ppm | Read/write | N/a | CO2 sensor value comes from the network |
AV41 | 40242 (241) | NetOffset | °C/°F | Read/write | 0 | Offset temperature setpoint value from the network |
AV56 | 40502 (501) | PanelTempSetpoint | °C/°F | Read/write | N/a | Temperature setpoint from the room panel |
AV58 | 40504 (503) | OffsetTempSetpoint | °C/°F | Read/write | N/a | Temperature offset for setpoint from the room panel |
AV62 | 40290 (289) | CalculatedK-Factor | N/a | Read/write | N/a | Calculated K-Factor value (meaning the flow rate at a differential pressure of 1 inWC/1 Pa on the measuring cross) based on the entered measured airflow (using the hood) and the measured differential pressure from the built-in PI input |
AV67 | 40295 (294) | DamperControl | % | Read/write | 0 | Damper opening level control resulting from the application |
AO1 | 40252 (251) | ReheaterControl | % | Read-only | N/a | Reheater valve opening level control resulting from the application |
AO2 | 40253 (252) | FanSpeed | % | Read-only | N/a | Fan speed level control resulting from the application |
AO3 | 40254 (253) | PerimeterControl | % | Read-only | N/a | Perimeter valve opening level control resulting from the application |
AO4 | 40255 (254) | AHUOutdoorDamper | % | Read-only | N/a | Required opening level of the fresh air damper in the AHU resulting from the current CO2 level in the room (network signal to the AHU control) |
BI0 | 10302 (301) | PresenceSensor | True/false | Read-only | N/a | Actual presence sensor state from the I1 input |
BI1 | 10304 (303) | WindowContact | True/false | Read-only | N/a | Actual window contact state from the I2 input |
BV0 | 00101 (100) | AutoOccMode | True/false | Read/write | False | Automatically changes occupancy to occupied when increased airflow is detected: false (disabled), true (enabled) |
BV1 | 00102 (101) | WarmUpHeater | True/false | Read/write | False | Allows to use the reheater also in the Morning WarmUp mode (in the HVAC Mode variable): false (disabled), true (enabled) |
BV2 | 00103 (102) | WarmUpParallelFan | True/false | Read/write | False | Allows to use the parallel fan also in the Morning WarmUp mode (in the HVAC Mode variable): false (disabled), true (enabled) |
BV3 | 00104 (103) | StandbySeriesFan | True/false | Read/write | False | Allows to use the series fan also in standby occupancy: false (disabled), true (enabled) |
BV10 | 00111 (110) | FanControlMode | True/false | Read/write | False | Allows to select the fan control mode: false (digital), true (analog) |
BV11 | 00112 (111) | HeatDamperPriority | True/false | Read/write | False | Allows to set the priority of the damper heating operation when working in the active DualHeat mode: false (secondary), true (primary) |
BV12 | 00113 (112) | DeviceConfigurationSource | True/false | Read/write | False | Allows to choose to set a source of the device application configuration: false (BACcnet), true (DIP switch) |
BO0 | 00121 (120) | PerimeterStatus | True/false | Read/write | False | Perimeter digital control status (if configured as digital) from the application: false (off), true (on) |
BO1 | 00122 (121) | FanStatus | True/false | Read/write | False | Fan digital control status (if configured as digital) from the application: false (off), true (on) |
BO16 | 00017 (116) | PanelHeating | True/false | Read/write | N/a | Heating mode status to be displayed as an icon on the Control Point room panel false (no heating), true (heating) Connected to CP BO16 |
BO17 | 00118 (117) | PanelCooling | True/false | Read/write | N/a | Cooling mode status to be displayed as an icon on the Control Point room panel false (no cooling), true (cooling) Connected to CP BO17 |
BO55 | 00156 (155) | PanelSetpointMode | True/false | Read/write | N/a | Sets the temperature setpoint mode in the Control Point room panel - directly or as an offset false (offset), true (setpoint) Connected to CP BO55 |
BO56 | 00157 (156) | PanelSetpointDisplay | True/false | Read/write | N/a | Allows to select which value to be displayed during the offset editing according to the set Panel Setpoint Mode false (offset), true (setpoint) Connected to CP BO56 |
MSI1 | 30022 (21) | HVACStatus | N/a | Read-only | Unoccupied Cooling | Current HVAC status: 1: Occupied cooling 2: Occupied heating 3: Standby cooling 4: Standby heating 5: Unoccupied cooling 6: Unoccupied heating 7: Off 8: Fire |
MSI2 | 30023 (22) | OccupancyStatus | N/a | Read-only | Unoccupied | Current occupancy status: 1: occupied 2: unoccupied 3: bypass 4: standby |
MSV0 | 40601 (600) | PanelFanStatus | N/a | Read/write | Off | Fan status to be displayed as an icon on the Control Point room panel: 1: off 5: speed 1 (auto) 6: speed 2 (auto) 7: speed 3 (auto) |
MSV1 | 40262 (261) | HVACMode | N/a | Read/write | Auto | Allows to set the operating mode for the VAV device: 1: Auto 2: Heat 3: Morning WarmUp 4: Cool 5: Night Purge 6: PreCool 7: Off (depressurize) 8: Fire (pressurize) |
MSV2 | 40263 (262) | OccupancyMode | N/a | Read/write | Unoccupied | Allows to set room the occupancy mode from the BMS system: 1: occupied 2: unoccupied 3: bypass 4: standby |
MSV3 | 40701 (700) | PanelOccupancy Status | N/a | Read/write | Unoccupied | Current room occupancy status dedicated to Control Point room panel 1: unoccupied 2: occupied 3: standby 4: bypass Connected to CP MSV3 |
MSV4 | 40702 (701) | PanelOccupancyMode | N/a | Read/write | Unoccupied | Status of set room occupancy mode from Control Point room panel 1: unoccupied 2: occupied Connected to CP MSV4 |
MSV5 | 40703 (702) | PanelOccupancyReset | N/a | Read/write | Unoccupied | Resetting the room occupancy mode from occupied to unoccupied in the Control Point room panel 1: unoccupied 2: occupied |
MSV8 | 40269 (268) | FanCommand | N/a | Read/write | None | Allows to set different fan command modes for testing 1: Auto/none (null) 2: Max speed 3: Min speed 4: Stop Connected to CP MSV6 |
MSV9 | 40270 (269) | ReheaterCommand | N/a | Read/write | None | Allows to set different reheater command modes for testing 1: Auto/none (null) 2: Full open 3: Full close Connected to CP MSV7 |
MSV10 | 40271 (270) | PerimeterCommand | N/a | Read/write | None | Allows to set different perimeter command modes for testing 1: Auto/none (null) 2: Full open 3: Full close Connected to CP MSV8 |
MSV23 | 40284 (283) | TemperatureInputSelector | N/a | Read/write | Panel | Allows to choose the temperature source for control logic: 1: panel 2: input 3: network Connected to CP MSV15 |
MSV24 | 40285 (284) | SetpointOffsetSelector | N/a | Read/write | Panel | Allows to choose the setpoint offset source for control logic: 1: panel 2: input 3: network Connected to CP MSV16 |
MSV25 | 40286 (285) | CO2InputSelector | N/a | Read/write | Panel | Allows to select the CO2 source for control logic: 1: panel 2: input 3: network Connected to CP MSV17 |
MSO0 | 40291 (290) | ReheaterStatus | N/a | Read/write | Off | Reheater staged control status (if configured as digital or staged) from application: 1: off 2: stage 1 on 3: stage 2 on |