Duct CO2 Transmitter GMD110

For high-accuracy measurements in HVAC applications

The duct-mounted high-accuracy transmitter GMD110 is designed to measure carbon dioxide in demanding HVAC applications. The IP65-rated transmitter is equipped with the renowned CARBOCAP® sensor: Its structure and reference measurement capabilities make this single-beam, dual-wavelength NDIR sensor extremely stable and reliable. CO2 concentration is measured inside the duct without risks for leaks or wrong flow direction affecting the measurement. The measurement accuracy is not affected by dust, water vapor or chemicals.

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± 40 ppm CO2 accuracy
Traceable calibration (certificate included)
Incorporates Vaisala CARBOCAP® sensor
Analog and Modbus RTU output options
Excellent long-term stability
Optimal choice for demand-controlled ventilation

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Key benefits

High precision

CO2 concentration is measured inside the duct without risks for leaks or wrong flow direction affecting the measurement. The measurement accuracy is not affected by dust, water vapor or chemicals either.

Stability - Reliability

The high quality and excellent stability of the measurements enables precise and reliable controls of HVAC systems, even in demanding conditions or sites.

Traceable Accuracy

The instruments are individually adjusted and delivered with a traceable (ISO 9001) calibration certificate. The transmitter is easy to calibrate also on site using a Vaisala handheld meter or Vaisala Insight PC software.

Fit for demanding measurement needs

Vaisala provides a wide range of HVAC transmitters to complement the building automation system even in the most demanding indoor environments and their control needs - data centers, other industrial buildings, hospitals, cleanrooms; or monitoring and control of indoor environmental quality in any space where health security matters.

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Applications

DATA CENTERS

Excellence in measurements

The unique combination of outstanding outdoor and indoor measurement instruments is a perfect fit for data centers. Vaisala selection brings together the world-renowned weather and outdoor transmitters, and the top-performing humidity and temperature measurement instruments, used to monitor and control critical indoor environments.

COMMERCIAL BUILDINGS

Unrivaled performance

Accurate measurements are essential for healthy indoor air and improving the energy efficiency of buildings. Vaisala sensors and transmitters, renowned for their unrivaled performance, bring reliable results and a low total cost of ownership. They are the trusted choice for the top-notch building automation systems.

AIRPORTS & METRO LINES

When reliability is a priority

Our selection of temperature, humidity and carbon dioxide transmitters are perfect for monitoring and controls in demanding sites where reliability is a priority. Vaisala’s measurement instruments offer an exceptionally long lifetime, need minimal maintenance, and provide excellent measurement stability.

HOSPITALS & LIFE SCIENCE

Indoor conditions in critical buildings

Maintaining indoor air quality is a necessity for hospital and healthcare facilities. Choose reliable measurement devices that are easy to keep calibrated, for monitoring and control of indoor conditions in any space where health security matters.

References and case studies

Customer case

Keeping data centers cool

Increasing demand for data processing and storage capacity has led to major companies investing in new facilities that provide web-based services to an ever-higher number of users.

Customer case

Infosys monitors indoor air with Vaisala’s HVAC sensors

HVAC system condition monitoring becomes a crucial requirement considering Infosys’s goal to provide best indoor environmental quality (IEQ) and to provide most productive work spaces in the world to its employees. IEQ has a direct impact on employee productivity.

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Customer case

How Schenzhen subway keeps it cool

A quickly growing subway system in southern China chose Vaisala’s humidity and temperature transmitters for its air conditioning control system.

Customer case

Why Damatex chose Vaisala sensors

In pursuit of higher profits and yields and lower operational costs, many modern greenhouses are turning to climate control companies with sophisticated networks of interconnected sensors and devices to provide real-time, autonomous environmental monitoring.

Product documentation

Datasheets User guides Order form More in Docs.vaisala.com