High concentration measurement for applications with strict requirements such as life science incubators and cold rooms.
The Vaisala CARBOCAP® GMP251 CO2 probe is an intelligent probe for high-concentration CO2 measurement. The GMP251 is ideal for demanding applications that require stable and accurate CO2 concentration measurements, such as life science incubators, cold rooms, and the transport of fruits and vegetables, where excellent stability, reliability, and accuracy are required. The operating temperature range is -40 to +60°C, and the measurement range is 0 to 20% CO2. The GMP251 CO2 probe belongs to the Indigo product series and can be connected to the Indigo 200 series transmitters for display and relay functionality expansion. It can also be used for spot checks when connected to the GM70 handheld CO2 meter. The GMP251 is the successor to the following discontinued models: GMM221, GMT221. Spare parts and accessories for the GMP221 CO2 probe are still available.
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【Features】 ■ Measurement range: 0–20% CO₂ ■ Intelligent probe with analog (V, mA) and digital (RS-485) outputs ■ Excellent long-term stability with proprietary second-generation CARBOCAP® technology ■ Wide operating temperature range: -40 to +60°C ■ IP65 compliant housing ■ Temperature/pressure compensation ■ Built-in internal temperature sensor for CO₂ compensation ■ Compensation for background gas (O₂) and humidity ■ Condensation prevention through sensor head heating *For more details, please feel free to contact us.
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Vaisala is a global leading company in the fields of meteorological observation and environmental/industrial measurement. Leveraging over 80 years of experience, we provide observations aimed at creating a better world. Vaisala is a trusted partner that can comprehensively offer innovative observation and measurement instruments and services to customers around the world. Our headquarters, Vaisala Oyj, is located in Helsinki, Finland, and we have over 1,900 employees worldwide, listed on Nasdaq Helsinki.