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.
± 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
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,