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Key Features
- 24V AC/DC Power Supply
- Pluggable terminal block for ease of installation
- Optional traffic light readout
- Automatic object configuration
- 3x 0-10V outputs (Network writeable)
- Selectable Temperature output (0-10V or 10K3)
- Volt free contact output (Network writeable)
- Typical 10+ year life expectancy
- Self-calibrating CO2 sensor
- Mounts onto any standard single gang junction box or conduit box
- UK MANUFACTURED
Technical Specification
Power Supply | 24V AC/DC ±10% |
Power Consumption | 50mA Max |
Bacnet | MS/TP over RS485 |
Baud:9k6, 19k2, 38k4 or 76k8 | |
127 Address (1/10th Load) | |
Full specification available on request | |
Analogue Outputs | 3x 0-10V |
Thermistor Output | 10K3A1 |
VFC Output | SPST - 100mA @ 24V Max |
CO2 Range | 0 - 10,000ppm |
CO2 Output scaling | 0 - 2,000 / 5,000 ppm |
CO2 Accuracy | ±40ppm +3% @NTP |
CO2 Display Resolution | 1ppm |
CO2 Sensing Method | Non Dispersive Infra-red (NDIR) |
CO2 Typical Sensor Life | 10+ years |
Temp Range | 0 - 50°C |
Temp Accuracy | ±0.3°C @ 25°C |
Temp Display Resolution | 0.1°C |
RH Range | 0 - 100% |
RH Accuracy | +/-2% @ 20 - 80% |
RH Display Resolution | 0.1% |
Operating Conditions | Temp 0°C to 50°C |
Humidity 0 to 95% (NC) | |
Sampling Method | Diffusion |
Warm-up Time | 30 seconds |
IP Rating | IP40 |
Housing Material | Flame Retardant ABS |
Colour | Pure White (RAL9010) |
Approval | CE |
Dimensions
Height | 125 mm |
Width | 86 mm |
Depth | 36 mm |
Installer Selectable Options
- Backlight (Enable/Disable)
- Replaces PPM reading with 'CO2' on display
- 0-10V or Thermistor Temp output (only one used at any time)
- CO2 Analogue output (2,000 / 5,000 ppm)
- Traffic light and relay set points (see below)
The unit has two user selectable programmes to control the traffic light and volt free contact set points depending on the application.
These are as follows:
Program | Ventilation | Gas Safety |
---|---|---|
Green - Yellow | 1,000ppm | 1,500ppm |
Yellow - Red | 1,500ppm | 2,800ppm |
Relay Position | Normally Open | Normally Closed |
Relay Set Point | 1,000ppm | 4,500ppm |
Part Numbers & Options / Accessories
Part No | Description |
---|---|
BAC-CO2T | BACnet Sensor - CO2 & Temp |
BAC-CO2TH | BACnet Sensor - CO2, Temp & RH |
BAC-TH | BACnet Sensor - Temp & RH |
BAC-T | BACnet Sensor - Temp |
BAC-CO2TL | BACnet Sensor - CO2 & Temp c/w LCD |
BAC-CO2THL | BACnet Sensor - CO2, Temp & RH c/w LCD |
BAC-THL | BACnet Sensor - Temp & RH c/w LCD |
BAC-TL | BACnet Sensor - Temp c/w LCD |