B-AIR PLUS filtration system with CO, CO₂ and O₂ monitoring

B-AIR PLUS from the manufacturer Omega Air combines the B-AIR 0106 filter set with gas analysers, a pressure regulator and quick couplings in one yellow cabinet. It supplies breathing air for up to 5 people.
The analysers continuously monitor the content of carbon monoxide CO, carbon dioxide CO₂ and oxygen O₂ and trigger an alarm when the limit values are exceeded.
Versions
| B-AIR PLUS versions | ||
|---|---|---|
| Version | Placement | Controller with display |
| B-AIR PLUS W | wall-mounted | no |
| B-AIR PLUS WH | wall-mounted | yes |
| B-AIR PLUS P | portable on wheels | no |
| B-AIR PLUS PH | portable on wheels | yes |
Please state the version in your enquiry.
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What it monitors

Carbon monoxide CO: warning at 3 ppm, alarm at 5 ppm. Carbon dioxide CO₂: alarm at 500 ppm and a stronger one at 1,500 ppm. Oxygen O₂: alarm when it drops below 19.5 %.
After switching on, the sensors need 120 seconds to warm up; the response time is 90 seconds.
Filters inside

The air is cleaned by the B-AIR 0106 set: an S microfilter, an H2 catalytic filter and an A2 adsorption filter. At the outlet, both solid particles and oil meet class 1 according to ISO 8573-1.
B-AIR PLUS filters and monitors the air. It does not remove carbon dioxide CO₂ or carbon monoxide CO from it completely, but it triggers an alarm when the limit values are exceeded.
Technical data
| B-AIR PLUS technical data | |
|---|---|
| Parameter | Value |
| Filters | B-AIR 0106 set (S, H2, A2) |
| Flow | 120 Nm³/h (2,000 l/min) at 7 bar and 20 °C |
| Working pressure | 0 to 16 bar |
| Working temperature | +1.5 to +40 °C |
| Inlet and outlet connection | G 1/2" |
| Inlet air dew point | at most −20 °C |
| CO monitoring | warning at 3 ppm, alarm at 5 ppm |
| CO₂ monitoring | alarm at 500 ppm, stronger alarm at 1,500 ppm |
| O₂ monitoring | alarm below 19.5 % |
| Sensor warm-up and response | warm-up 120 s, response 90 s |
| Power supply | 230 V, power consumption below 10 W |
| Analyser protection rating | IP65 |
| Dimensions W × H × D | 675 × 440 × 230 mm |
| Weight | 12 kg |
| Colour | yellow |
Dimensions

The cabinet measures 675 × 440 × 230 mm and weighs 12 kg.
Operating conditions
The inlet air must have a dew point of at most −20 °C, so a compressed air dryer belongs before B-AIR PLUS.
The analysers are powered from the 230 V mains. The working temperature is +1.5 to +40 °C.
- How many people can it supply?
- The manufacturer states up to 5 people.
- What does it monitor?
- Carbon monoxide CO, carbon dioxide CO₂ and oxygen O₂.
- What versions are there?
- Wall-mounted or portable on wheels, each with or without a controller with display.
- Does it need a dryer?
- Yes. A dew point of at most −20 °C is required at the inlet.
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B-AIR 0106 filter set with CO, CO₂ and O₂ analysers, a pressure regulator and quick couplings in a yellow cabinet. It triggers an alarm when the limit values are exceeded. For...