BACnet objects are used to represent the O3's sensor and device properties. These can be read by other BACnet devices for various applications, or used for internal programming.
The objects can be grouped as follows:
- Sensor
- Device
Sensor Objects
Temperature Objects
| Name | Instance | Description | Firmware Version |
| Occupant Temperature | AI3 | Temperature at 1 m (3 ft) above the floor. This is a composite value derived from the O3's internal temperature sensors and the IR temperature sensor. Range: 0°C to 59°C (32°F to 138°F). | Supported in version 2.0 or later |
| IR Temperature | AI4 | Average temperature of surfaces in the O3's field of view. Range: 0°C to 59°C (32°F to 138°F). | Supported in version 2.0 or later |
| Internal Temperature | AI5 | Temperature at ceiling height. Range: 0°C to 59°C (32°F to 138°F). | Supported in version 2.0 or later |
| Temperature Setpoint | AV33 | User-entered temperature from mobile app. Measured by user at occupant height. | Supported in version 1.6 or later |
| Celsius | AIC1 | Temperature unit of measurement. | Supported in version 2.0 or later |
| Fahrenheit | AIC2 | Temperature unit of measurement. | Supported in version 2.0 or later |
Humidity Objects
| Name | Instance | Description | Firmware Version |
| Occupant Humidity | AI6 | Humidity at 1 m (3 ft) above floor. This is calculated from the occupant temperature and internal humidity using psychrometrics. Range: 0% to 100%. | Supported in version 2.0 or later |
| Internal Humidity | AI7 | Humidity at ceiling height. Range: 0% to 100%. | Supported in version 2.0 or later |
Occupancy Objects
| Name | Instance | Description | Firmware Version |
| Occupancy | BI8 | Combined (motion + sound) occupancy signal. Active state when motion and sound is detected. See How the O3 senses occupancy for more details. | Supported in version 2.0 or later |
| Motion Sensor | BI9 | Motion occupancy signal. Active state when motion is detected. | Supported in version 2.0 or later |
| Acoustic Activity Level | AI10 | Audio level after certain frequencies are filtered out. | Supported in version 2.0 or later |
| Acoustic Occupancy | BI11 | Acoustic occupancy signal. Active state when acoustic activity level is above the internal acoustic occupancy threshold. | Supported in version 2.0 or later |
| Motion Sensitivity | AV23 | Controls the sensitivity of the PIR sensor to changes in movement levels within the detection area. 100% = maximum sensitivity. | Supported in version 2.0 or later |
| Occupancy Audio Sensitivity | AV24 | Controls the sensitivity of the acoustic occupancy sensor to changes in audio levels within the detection area. 100% = maximum sensitivity. | Supported in version 2.0 or later |
| Occupancy Audio Retrigger Period | AV25 | The amount of time (in seconds) that activity sounds can cause the O3 to remain in the occupied state after motion is detected. Default value is 1200 seconds (20 minutes). Measured from most recent motion detection event. | Supported in version 2.0 or later |
| Occupancy Inactivity Period | AV26 | The amount of time (in seconds) it takes the O3 to return to the unoccupied state when no motion and no audio activity is detected. Default Value is 300 seconds (5 minutes) | Supported in version 2.0 or later |
| Occupancy Remaining Latch Time | AV39 | The amount of time (in seconds) remaining before the combined occupancy signal (BI8) deactivates. Read‑only. | Supported in version 2.0 or later |
| Occupancy Estimation | AV40 | The estimated number of occupants in a space. Read-only. | Supported in version 2.4 or later |
| Occupancy Estimation - Mean | AV251 | Mean metric | Supported in version 2.3 or later |
| Occupancy Estimation - Min | AV252 | Min metric | Supported in version 2.3 or later |
| Occupancy Estimation - Max | AV253 | Max metric | Supported in version 2.3 or later |
Environmental Objects
| Name | Instance | Description | Firmware Version |
| Light Level | AI12 | Brightness of ambient light (lx or ft‑candle). | Supported in version 2.0 or later |
| Color Temperature | AI13 | Color temperature of ambient light (K). | Supported in version 2.0 or later |
| Light Sensor Red Component | AI14 | Red component of ambient light. Range: 0 to 65535. | Supported in version 2.0 or later |
| Light Sensor Green Component | AI15 | Green component of ambient light. Range: 0 to 65535. | Supported in version 2.0 or later |
| Light Sensor Blue Component | AI16 | Blue component of ambient light. Range: 0 to 65535. | Supported in version 2.0 or later |
| Sound Level | AI17 | Level of ambient noise (dB SPL). Unfiltered audio level across the entire spectrum. | Supported in version 2.0 or later |
| Sound Level Rollup | AV41 | Displays a 10 second filtered average dB SPL value. | Supported in version 2.6 or later |
| Light Level Setpoint | AV34 | (Optional) User-entered light level from mobile app. Records the light level read by the O3 (AI12) when the lighting in the space is set to the desired brightness. This setpoint can be retrieved later by the control system to set the feedback loop, etc. | Supported in version 2.0 or later |
| Lux | AIC3 | Light level unit of measurement. | Supported in version 2.0 or later |
| Footcandles | AIC4 | Light level unit of measurement. | Supported in version 2.0 or later |
| 16bit Scale | AIC5 | Analog-to-digital unit of measurement. | Supported in version 2.0 or later |
| Decibel | AIC6 | Sound level unit of measurement. | Supported in version 2.0 or later |
| Kelvin | AIC7 | Color temperature unit of measurement. | Supported in version 2.0 or later |
I/O Objects
Note: You can only create one object for each I/O point; the type of object determines whether the point acts as an input or output, and whether its value is represented as an analog or binary value.
| Name | Instance | Description | Firmware Version |
| Universal IO Channel 1 AI | AI1 | Displays analog input value on I/O point xP1. | Supported in version 2.0 or later |
| Universal IO Channel 1 BI | BI1 | Displays binary input value on I/O point xP1. | Supported in version 2.0 or later |
| Universal IO Channel 1 AO | AO1 | Displays analog output value on I/O point xP1. | Supported in version 2.0 or later |
| Universal IO Channel 1 BO | BO1 | Displays binary output value on I/O point xP1. | Supported in version 2.0 or later |
| Universal IO Channel 2 AI | AI2 | Displays analog input value on I/O point xP2. | Supported in version 2.0 or later |
| Universal IO Channel 2 BI | BI2 | Displays binary input value on I/O point xP2. | Supported in version 2.0 or later |
| Universal IO Channel 2 AO | AO2 | Displays analog output value on I/O point xP2. | Supported in version 2.0 or later |
| Universal IO Channel 2 BO | BO2 | Displays binary output value on I/O point xP2. | Supported in version 2.0 or later |
Device Objects
Light Ring Objects
| Name | Instance | Description | Firmware Version |
| Play Light Ring Pattern | MV1 | Plays light ring pattern (1‑13). Default value is 1 (Off). See How the LED ring works for more details. | Supported in version 2.0 or later |
| Light Ring Pattern Repeats | AV2 | Sets number of times light ring pattern repeats. | Supported in version 2.0 or later |
| Light Ring Custom Color Red | AV3 | Sets red component of light ring RGB value. Range: 0% to 100%. Only valid if BV7 is On. | Supported in version 2.0 or later |
| Light Ring Custom Color Green | AV4 | Sets green component of light ring RGB value. Range: 0% to 100%. Only valid if BV7 is On. | Supported in version 2.0 or later |
| Light Ring Custom Color Blue | AV5 | Sets blue component of light ring RGB value. Range: 0% to 100%. Only valid if BV7 is On. | Supported in version 2.0 or later |
| Light Ring Brightness | AV6 | Sets overall brightness of light ring. Range: 0% to 100%. Default value is 50%. | Supported in version 2.0 or later |
| Light Ring Activate Custom Colors | BV7 | Activates custom light ring color defined by Light Ring Custom Color Red (AV3), Light Ring Custom Color Green (AV4), and Light Ring Custom Color Blue (AV5). When set to On, it overrides Play Light Ring Pattern (MV1). | Supported in version 2.0 or later |
| Power On Self Test Enable | BV8 | Activates power-on self-test (POST), which tests sensor, Bluetooth, and Ethernet functionality. POST status is indicated by the following colors: green = OK, red = sensor problem, blue = Bluetooth problem, and yellow = Ethernet problem. | Supported in version 2.0 or later |
| Light Ring Patterns | MIC1 | Contains 12 light ring patterns. See Light Ring Patterns for more details. | Supported in version 2.0 or later |
Sound Objects
| Name | Instance | Description | Firmware Version |
| Play Sound | MV28 | Plays a sound. There are 25 default sounds, contained in MIC2. You can also create up to 25 custom sounds. See How the speaker works for more details. | Supported in version 2.0 or later |
| Sound Repeats | AV29 | Sets the number of times a sound is played. | Supported in version 2.0 or later |
| Sound Volume | AV30 | Sets the speaker volume in the range 0% to 100%. Default value is 75%. | Supported in version 2.0 or later |
| Startup Sound Enable | BV44 | Enables "Power On" sound to play when the O3 restarts. Default value is Off. | Supported in version 2.0 or later |
| Default Sounds | MIC2 | Contains 25 default sounds (FIL101 to FIL125). These sounds cannot be overwritten. | Supported in version 2.0 or later |
Bluetooth Objects
| Name | Instance | Description | Firmware Version |
| Bluetooth | NP10 |
Network Port object for
|
Supported in version 4.16 or later |
| Enable BLE | BV31 | Enables Bluetooth LE communication. | Supported in version 2.0-2.7 Replaced by NP10 in V4.16+ |
| Bluetooth Beacon MAC Address | CSV32 |
Displays MAC address of Bluetooth LE beacon. |
Supported in version 2.0 or later |
| BLE PIN | CSV45 |
Sets the 6-digit authentication code for read/write access via Bluetooth. Default value is 000000. Note: As of firmware 4.16, the BLE PIN setting is also configurable in the NP10 object. |
Supported in version 2.0 or later |
Firmware Objects
| Name | Instance | Description | Firmware Version |
| Firmware Version | CSV41 |
MPU/MCU firmware information. The firmware info is now available in the DEV object (as of 2.0 or later). |
As of 2.0 and later, CSV41 is no longer used. If you upgrade from version 1.6, your device will still have a CSV41 object, showing the previous firmware version. This object can safely be deleted. |
| Firmware Upgrade | CSV43 | Initiates a firmware upgrade. See Upgrading the Firmware for more details. | Supported in version 1.6 or later |
Other Device Objects
| Name | Instance | Description | Firmware Version |
| MQTT Broker | NP13 |
Network Port setting for
|
4.16+ |
| NTP Enable | BV42 |
Sets time to Coordinated Universal Time (UTC) when connected to the internet. See Disabling NTP for more details. Note: As of firmware 2.4, time settings have been migrated to the DEV object. |
Included in default database from version 1.6 to 2.4. As of 2.4, BV42 will no longer be included in the default database. |
| MQTT Password | CSV46 |
Sets the internal MQTT broker password. See Changing the MQTT Broker Password for more details. Note: As of firmware 4.16, the MQTT Password can also be configured in NP13 |
Supported in version 2.0 or later |
| Internal MQTT Broker Enable | BV48 |
Enables external access to the O3's internal MQTT broker. See Enabling the Internal MQTT Broker for more details. |
Supported in version 2.0-2.7 |
IR Blaster Objects
| Name | Instance | Description | Firmware Version |
| Send IR Code | MV9 | Sends IR code (1‑12). Default value is 1. See Configuring the IR Blaster for more details. | Supported in version 1.6 or later |
| IR Code Repeats | AV10 | Sets number of times IR code is sent per transmission. By default, code is sent once per transmission. | Supported in version 1.6 or later |
| IR Code 1 | CSV11 | Sets IR code. Must be in Pronto hex format. Maximum character length is 2000, including spaces. | Supported in version 1.6 or later |
| IR Code 2 | CSV12 | Sets IR code. Must be in Pronto hex format. Maximum character length is 2000, including spaces. | Supported in version 1.6 or later |
| IR Code 3 | CSV13 | Sets IR code. Must be in Pronto hex format. Maximum character length is 2000, including spaces. | Supported in version 1.6 or later |
| IR Code 4 | CSV14 | Sets IR code. Must be in Pronto hex format. Maximum character length is 2000, including spaces. | Supported in version 1.6 or later |
| IR Code 5 | CSV15 | Sets IR code. Must be in Pronto hex format. Maximum character length is 2000, including spaces. | Supported in version 1.6 or later |
| IR Code 6 | CSV16 | Sets IR code. Must be in Pronto hex format. Maximum character length is 2000, including spaces. | Supported in version 1.6 or later |
| IR Code 7 | CSV17 | Sets IR code. Must be in Pronto hex format. Maximum character length is 2000, including spaces. | Supported in version 1.6 or later |
| IR Code 8 | CSV18 | Sets IR code. Must be in Pronto hex format. Maximum character length is 2000, including spaces. | Supported in version 1.6 or later |
| IR Code 9 | CSV19 | Sets IR code. Must be in Pronto hex format. Maximum character length is 2000, including spaces. | Supported in version 1.6 or later |
| IR Code 10 | CSV20 | Sets IR code. Must be in Pronto hex format. Maximum character length is 2000, including spaces. | Supported in version 1.6 or later |
| IR Code 11 | CSV21 | Sets IR code. Must be in Pronto hex format. Maximum character length is 2000, including spaces. | Supported in version 1.6 or later |
| IR Code 12 | CSV22 | Sets IR code. Must be in Pronto hex format. Maximum character length is 2000, including spaces. | Supported in version 1.6 or later |
| IR Codes | MIC3 |
Contains 12 IR codes (CSV11 to CSV22). |
Supported in version 1.6 or later |
Optional Objects in the O3
| Name | Instance | Description | Firmware Version |
| System User Access | SUA |
The SUA object is used to provide certain user information for object level security. See the online help for more information on configuration. |
Supported in version 2.7 or later |
| Object Restriction Settings | ORS |
The ORS object provides device-based security for objects in the database. See the online help for more information on creating and setting up the ORS object. |
Supported in version 2.7 or later |
Objects Removed from the O3
The following objects have been removed from the O3:
| Name | Instance | Description |
| Thermal Load | AI18 | Removed from database in 2.0 |
| Occupancy Audio Update Period | AV27 | Removed from database in 2.0 |
| Partition CSV | CSV73 | Removed from database in 2.0 |
| IP Address | CSV74 | Removed from database in 2.0 |
| NTP Enable | BV42 | Removed from database in 2.4 |
| Test Mode | AV75 | Removed from database in 2.0 |
| Acoustic Occupancy Threshold | AV38 | Removed from databse in 2.0 |
| Bluetooth Maximum Transmit Power | MV40 | Removed from database in 2.0 |
| Metrics Clear | BV291 | Removed from database in 2.3 |
| Metrics Compute | BV292 | Removed from database in 2.3 |
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