Internal Reference:
1502
Description
The Vaisala GMW93RA is a high-quality CO₂, temperature and humidity meter, designed for long-term, accurate indoor air monitoring. This industrial sensor – of Finnish manufacture – offers reliable, low-maintenance operation for up to 15 years, based on Vaisala's patented 2nd generation CARBOCAP® technology.
This CO₂ meter fully complies with the Dutch Bouwbesluit 2012 building regulations and is ideal for use in schools, public buildings, offices and medical applications. Thanks to the clear display and LED traffic light, you can see at a glance whether air quality is good, moderate or poor.
Installation is easy: connect the power adapter (available separately), place the device on a table or mount it on the wall, and start measuring right away.
Key features
- Compliant with the Dutch Bouwbesluit 2012 building regulations
- Features a display and CO₂ traffic light (green/orange/red LED)
- Maintenance-free operation for up to 15 years
- CARBOCAP® sensor (GM10) with excellent accuracy and stability
- Low self-heating thanks to microglow light source
- Adjustable thresholds for air quality levels
- 0–10 V analogue output for connection to building management systems
- Wall-mounted or free-standing use
Air quality indication on the display
- Good: up to 1000 ppm
- Moderate: 1001–1400 ppm
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Poor: above 1401 ppm
These thresholds can be adjusted on request at the time of purchase.
Technical specifications
CO₂
- Measuring range: 0 – 5000 ppm
- Accuracy: ±30 ppm + 2% of reading (at 20–30 °C)
- Total deviation at 600 and 1000 ppm: ±75 ppm over 5 years
- Sensor: Vaisala CARBOCAP GM10
Temperature
- Measuring range: -5 to +55 °C
- Sensor: Digital temperature sensor
- Accuracy: ±0.5 °C (between 20–30 °C)
Relative humidity
- Measuring range: 0 – 95 %RH
- Sensor: Vaisala HUMICAP 180R
-
Accuracy:
- 0–60 %RH: ±2.5 %RH
- 60–80 %RH: ±3.0 %RH
-
80–95 %RH: ±4.0 %RH
(at +10 to +40 °C)
- Stability: ±0.5 %RH/year
What do you need?
- A power adapter is not included, but available separately in our webshop
Questions or interested in larger quantities?
Contact us for advice or a tailored quote.