Application
HVAC and Indoor Environments
Reliability is a priority in building automation systems, and Vaisala’s HVAC sensors and transmitters are built to perform.
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Premium sensors and transmitters for professional use
You will find humidity, temperature, carbon dioxide, and differential pressure transmitters in our selection of high-class measurement instruments. The transmitters are especially beneficial in cooling and air-conditioning of critical infrastructures, demand-controlled ventilation systems, indoor air quality monitoring, and ventilation controls of sites with high-reliability requirements.
Why choose Vaisala HVAC measurements?
Unrivaled performance
Transmitters from Vaisala are renowned for their unrivaled performance, reliable results, and low total cost of ownership.
5-year warranty
We are confident in our products' lasting quality and long lifetime and offer a standard warranty period of five years on our HVAC transmitters.
A sustainable choice
The long-lasting performance, support for field calibration, easy maintenance, exchangeable measurement components, and precise measurements enable better control of HVAC processes.
Large selection of HVAC sensors
Vaisala's reliable and accurate HVAC meters and sensors are designed with energy efficiency in mind, whether you are optimizing cooling towers or demand-controlled ventilation. Our large selection includes ±3% and ±2% humidity and temperature measurement HVAC meters, CO2 measurement sensors and also handheld meters. They can be used indoors and outdoors, and installed on walls or in ventilation ducts. To see where our HVAC sensors can be used, enter the Vaisala HVAC House or view all our HVAC sensors at a glance.
Why Infosys chose Vaisala?
Infosys, the second largest Indian IT-consulting company with 200,000 plus employees and revenue of over USD 10 billion, chose Vaisala’s HVAC sensors for its projects.
“We find that Vaisala is unique with the 5-year stability specification for the HVAC products. In the last 3 years we have been using the products, we have received timely support from Vaisala and are quite satisfied with the product quality”, says Mr. Vikas Makkar, Regional Manager Infrastructure Team at Infosys.
Photo: Courtesy of Infosys.
Download Vaisala HVAC eBook
Download the Vaisala HVAC eBook and explore our HVAC instruments and services offering.
- Learn how to choose the right parameters and sensors for HVAC control.
- Get tips on how to install HVAC sensors.
- Read what our customer say about our HVAC sensors
- Find out about our calibration services
- Watch free webinars
- Explore the FAQ’s section.
Easy Installation of HVAC Sensors
You have several HVAC meter options to choose from to best suit your needs. We have a wide selection of wall-mounted and duct-mounted HVAC meters for indoor and outdoor use. Which ever meter, sensor or transmitter you choose, they are all easy to install and require very little maintenance. Watch video on how to install the Humidity and Temperature Transmitter Series HMW90 sensor and see how fast and easy it is.
Installation of Vaisala HUMICAP® Humidity and Temperature Transmitter Series HMW90
CARBOCAP® Technology inside
Vaisala uses a single-beam and dual-wavelength NDIR (Non-dispersive infrared) technology for measuring CO2, The patented CARBOCAP® technology is used in all our CO2 sensors. This technology incorporates a unique tunable band pass filter that was developed by Vaisala and is manufactured in our own state-of-the-art cleanroom. View this video to find out why it's unique and why it makes the Vaisala CO2 measurement the most reliable and accurate one on the market or learn more on our carbon dioxide page.
The Vaisala CARBOCAP® - Advanced CO2 measurement technology
Explore Application Examples
- Demand-controlled ventilation
- Indoor air quality (IAQ)
- Outdoor measurements in building operations
- Data centers
- Museums, archives and libraries
- Construction material manufacturing
- Metro stations
- Structural Moisture Measurements
Download HVAC product brochure
Vaisala HVAC transmitters
The unique, cutting-edge Vaisala sensor technologies are manifested throughout our versatile range of products. The accuracy and long-term stability of Vaisala sensors are absolutely the best of class within the industry.
Instruments
Duct Humidity and Temperature Transmitter HMD110
For high-precision measurements in HVAC applications
Humidity and Temperature Transmitter Series HMW90
±1.7%RH wall transmitters with a certificate for demanding HVAC
Notes and publications
CO2 in HVAC Systems and Indoor Air Quality
Why demand-controlled ventilation saves energy, and why sensor quality determines whether that ventilation works reliably.
How can high-quality humidity and temperature transmitters help improve your data center PUE?
One of the most important requirements to reduce cooling costs is to measure conditions properly in the first place. The first things to consider are:
How to measure carbon dioxide (CO₂)
Carbon dioxide and other gases consisting of two or more dissimilar atoms absorb infrared (IR) radiation in a characteristic, unique manner. Such…
Answers to Four Questions about Carbon Dioxide Sensor Self-Heating
The self-heating of electronics in carbon dioxide (CO 2 ) instruments usually originates from two main sources: the power required to take the CO 2…
Increased human comfort from optimal indoor air humidity
Human comfort, productivity, and a sense of health and well-being are the positive outcome of a healthy indoor environment where the indoor air is…
Infrared sensor technology and its impact on HVAC CO2 measurement accuracy
As energy-efficiency regulations become stricter, so do the requirements for CO 2 sensors. One of the forerunners in improving indoor air quality is…
Segment
Manufacturing and Industrial Processes
Instrumentation, continuous monitoring and services for manufacturing plants and industrial processes: dew point, humidity, temperature and CO2…
One unit of an ecosystem
Each AKRIBIS One unit serves one part of the measurement cycle; together they cover it end to end.
A question about your measurement
A specialist replies with the solution, the instrument and the service that fit.