For ppm level measurement in applications such as agriculture, CO₂ refrigerants, greenhouses, and demand-controlled air conditioning.
The Vaisala CARBOCAP GMP252 CO2 probe is an intelligent probe for measuring CO2 at ppm levels. The GMP252 measures CO2 in agriculture, CO2 refrigerants, greenhouses, and demand-controlled HVAC systems. It is suitable for stable and accurate ppm level measurements of CO2 in harsh, high-humidity environments. The operating temperature range is -40 to +60°C, and the measurement range is 0 to 10,000 ppm CO2, with the capability to measure up to 30,000 ppm CO2 depending on accuracy. The GMP252 can also be installed within the Vaisala DTR250 radiation shield for dynamic outdoor CO2 measurements. The GMP252 CO2 probe belongs to the Indigo product series and can be connected to the Indigo500 series transmitter or Indigo200 series transmitter for expanded functionality such as display and relay. It can also be used in conjunction with the free Vaisala Insight software. It can be connected to the GM70 handheld CO2 meter for use as a spot check.
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■Features - Measurement range: 0 to 10,000 ppm CO₂ - Capable of measuring up to 30,000 ppm CO₂ depending on accuracy - Intelligent probe with analog (V, mA) and digital (RS-485 via Vaisala protocol or Modbus) output - 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 gases (O₂) and humidity - Dew point prevention through sensor head heating
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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.