Carbon Dioxide (CO₂) Gas Transmitters

The Acme MGMS is our latest multipoint, multigas detection system designed with modular construction and remote connectivity in mind. A DIN-rail mountable system consisting of a CM (Controller Module), RM (Relay Module), and AM (Analog Module) snap together for ease of installation, expandability,... [See More]

• Gas Types: Toxic; Combustible; NH₃; CO₂; CO; Refrigerants; Hydrocarbons; H₂; H₂S; NO₂; O₂
• Number of Gases Monitored: Multi

• Sensor Technology: Catalytic (optional feature); Electrochemical (optional feature); Infrared (optional feature)
• Electrical Outputs: Switch or Relay

The new XMTCpro is a compact, rugged, online thermal conductivity transmitter that measures the concentration of binary gas mixtures including hydrogen, carbon dioxide, methane, helium and many others. Featuring real-time error detection and enhanced signal measurement for fastest response, the... [See More]

• Gas Types: CO₂; H₂; O₂; SO₂ (He, N2, Ar)
• Number of Gases Monitored: Multi

• Sensor Technology: Thermal Conductivity
• Measurement Type: %Volume

MSA's TG5000 Gas Monitor provides a safe, reliable and effective solution for the detection of combustible and toxic gases and oxygen deficiency. The TG5000 includes a 95dB audible alarm with horn silence control, LED strobe, and a helpful Bluetooth® interface that connects with MSA's X/S Connect... [See More]

• Gas Types: Toxic; Combustible; NH₃ (0-100, 0-1000 ppm); CO₂ (0-2, 0-5% Vol); CO (0-100, 0-500 ppm); Cl₂ (0-5, 0-10, 0-20 ppm); Hydrocarbons (0-100% LEL); H₂ (0-1000 ppm); H₂S (0-10, 0-50, 0-100 ppm); NO₂ (0-10 ppm); O₂ (0-25%); SO₂ (0-25 ppm)
• Number of Gases Monitored: Single; Multi

• Sensor Technology: Catalytic; Electrochemical; Infrared
• Measurement Type: %LEL or %LFL; %Volume; Trace

The ULTIMA ® X5000 Gas Monitor is the future of gas detection for oxygen, toxic and combustible gases. MSA XCell ® gas sensors with TruCal ® technology offer calibration cycles up to 24 months (local calibration respected). The gas transmitter's advanced, multi-lingual OLED display is... [See More]

• Gas Types: Toxic; Combustible; NH₃ (0-100 ppm, 0-1000 ppm); CO₂ (0-2%, 0-5% Vol); CO (0-100, 0-500, 0-1000 ppm); Cl₂ (0-5, 0-10. 0-20 ppm); Hydrocarbons (0-100% LEL); H₂ (0-1000 ppm); HCl (0-50ppm); H₂S (0-10, 0-50, 0-100 ppm); NO (0-100ppm); NO₂ (0-10 ppm); O₂ (0-25%); SO₂ (0-25 ppm, 0-100 ppm)
• Number of Gases Monitored: Single; Multi

• Sensor Technology: Catalytic; Electrochemical; Infrared
• Measurement Type: %LEL or %LFL; %Volume; Trace

The Model CO2Tracer is simple, accurate and very economic measurement of CO2 levels. One User specific measuring range. The unit is offered in three different ranges: 0 -500ppm, 0-5%, 0-25%. Sensor. The CO2Tracer uses a special infrared cell to measure the CO2 concentration. The sensor meets the... [See More]

• Gas Types: CO₂ (0-500ppm 0-25%)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared
• Measurement Type: %Volume; Trace

DESCRIPTION. Dual beam with better accuracy and high stability NDIR CO2 sensor module CM1107 is mainly used to detect CO2 concentration by adopting non-dispersive infrared (NDIR) technology. It is widely used for home HVAC system, HVAC controller, air conditioner, agricultural cultivation, food... [See More]

• Gas Types: CO₂ (0-5000ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared
• Measurement Type: %LEL or %LFL (optional feature); %Volume

Carbon dioxide (CO2) is a colorless and odorless gas that exists in the earth's atmosphere and which is dangerous in high concentrations. The proportion of CO2 in natural ambient air is about 0.04 % or 400 ppm. When humans and animals exhale this gas, it is quickly mixed with the ambient air,... [See More]

• Gas Types: Toxic (optional feature); CO₂ (0-40000 ppm); CO (optional feature) (0-100 ppm)
• Measurement Type: Trace

• Number of Gases Monitored: Multi
• Electrical Outputs: Current

For Demand Controlled Ventilation. The duct-mounted Vaisala CARBOCAP ® Carbon Dioxide Transmitter Series GMD20 are specially designed for demand-controlled ventilation (DCV). They are easy to install and require no maintenance. The GMD20 transmitters use the silicon-based Vaisala CARBOCAP... [See More]

• Gas Types: CO₂ (0 ... 2000 ppm; 0 ... 5000 ppm, 0 ... 10 000 ppm, 0 ... 20 000 ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared; Vaisala CARBOCAP®
• Measurement Type: Trace

CONSPEC Controls Multi-Channel Controller is a microprocessor-based multi-analog input controller. The P2259/60 was designed to be an independent stand-alone controller but can integrate into any type of data acquisition system. The Controller can provide up to eight channels of remote monitoring... [See More]

• Gas Types: Combustible; Aerosols; NH₃; AsH₃; Br₂; CO₂; CO; Cl₂; ClO₂; B₂H₆; F; GeH₄; Refrigerants; Hydrocarbons; H₂; HCl; HCN; HF; H₂Se; H₂S; NO; NO₂; O₂; O₃; PH₃; SiH₄; SO₂; SF₆
• Number of Gases Monitored: Multi

• Sensor Technology: Catalytic; Electrochemical; Infrared; PID; Thermal Conductivity
• Measurement Type: %LEL or %LFL; %Volume; Trace

ATEX approved, no oxygen required, linear K-factor calibration [See More]

• Gas Types: Toxic; Combustible; CO₂ (0-2%Volume); Hydrocarbons (0-100%LEL) (0-100%LEL)
• Number of Gases Monitored: Multi

• Sensor Technology: Infrared
• Measurement Type: %LEL or %LFL; %Volume

The regulated d.c. power supply provides a constant standing voltage. The gas diffuses through a porous filter and contacts the surface of the sensor element. A change in resistance occurs that is proportional to the concentration at gas applied. This signal is then amplified and sent to the... [See More]

• Gas Types: Toxic; Combustible; CO₂; CO; Cl₂; H₂S; O₂; SO₂
• Number of Gases Monitored: Multi

• Sensor Technology: Catalytic; Electrochemical
• Measurement Type: %LEL or %LFL

EE800 measures accurately CO2, temperature (T) and relative humidity (RH) in HVAC applications. Additionally, it calculates the dewpoint temperature (Td). The E+E dual wavelength NDIR CO2 sensor compensates for aging effects, is highly insensitive to pollution and offers outstanding long term... [See More]

• Gas Types: CO₂ (0-2000 / 0-5000 ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared
• Measurement Type: Trace

Supports the widest range of sensors on a common platform and offers a modular choice of inputs and outputs, saving customers time and money on wiring and material costs, installation, maintenance and operation. XNX's advantage comes from a simple-to-use, low-maintenance universal platform that... [See More]

• Gas Types: CO₂
• Number of Gases Monitored: Single

• Sensor Technology: Electrochemical
• Measurement Type: %LEL or %LFL

Non-dispersive infrared (NDIR) sensor and MEMS sensor for good long-life and long-term stability and with an exceptionally high accuracy. Compact 3-in-1 wall mount sensor for CO2, temperature and humidity. Perfectly suitable to be used in building environmental monitoring. Comes with LCD display and... [See More]

• Gas Types: CO₂ (0ppm to 5000ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared; Semiconductor
• Measurement Type: Trace

Process Online Gas Transmitter. The Hydro Transmitter from Roscid Technologies sets the standard for thermal conductivity detector-based applications within the process control industry. As a rugged transmitter, packaged in a weatherproof housing, the Hydro Trans is suitable for use in harsh,... [See More]

• Gas Types: CO₂; H₂ (N2, Ar, He)
• Number of Gases Monitored: Multi

• Sensor Technology: Solid-State TC Sensor
• Electrical Outputs: Current

DESCRIPTION. CM1106SL-N is super low power consumption, high performance NDIR CO2 sensor, which can be used to detect CO2 concentration of indoor air by adopting advanced non-dispersive infrared (NDIR) technology. It is ideally suited for battery power device applied in HVAC industry and greenhouse,... [See More]

• Gas Types: CO₂ (0-5000ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared
• Measurement Type: %LEL or %LFL (optional feature); %Volume

The CF1 series is the latest development in reasonably-priced CO2 measurement transducers with integrated humidity and temperature measurement. The unit has the proven Hygromer ® IN1 sensor, and an unrivalled price-performance ratio. Its elegant design fits in perfectly in offices, living-rooms,... [See More]

• Gas Types: CO₂ (0-5000 ppm); Water Vapor (0-5000 ppm)
• Number of Gases Monitored: Multi

• Sensor Technology: Infrared
• Measurement Type: Trace

For Monitoring Indoor Air Quality. Measuring CO2 is the most economical way to monitor both indoor air quality (IAQ) and human presence with one sensor. Inadequate ventilation results in elevated CO2 levels, causing drowsiness and decreased productivity. Good indoor air quality can be achieved based... [See More]

• Gas Types: CO₂ (1 5000 ppm, also 0 ... 2000 ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared; Vaisala CARBOCAPâ GM10
• Measurement Type: Trace

CONSPEC's Single Channel Controllers are single point monitoring and control processors, which are housed in a NEMA 4-4X weatherproof non-metallic enclosure and are designed to monitor and display any voltage or current input signal from any instrument, including CONSPEC's EZ-CAL Toxic and... [See More]

• Gas Types: Toxic; Combustible; Aerosols; NH₃ (0-50, 100, 200, 500ppm); AsH₃; Br₂ (0-10ppm); CO₂ (0-2000ppm, 10000ppm 0-2%, 0-5%, 0-100%); CO (0-50, 100, 200, 500, 1000, 10000, 50000); Cl₂ (0-10, 20ppm); ClO₂ (0-5 ppm); B₂H₆; F; GeH₄; Refrigerants; Hydrocarbons (0-100% LEL or 0-100% Vol.); H₂ (0-2000, 10,000ppm 0-4%); HCl (0-25, 100, 150ppm); HCN; HF; H₂Se; H₂S (0-25, 50, 100, 200ppm); NO (0-50, 100ppm); NO₂ (0-20ppm); O₂ (0-25, 100%); O₃ (0-2, 5ppm); PH₃; SiH₄; SO₂ (0-10, 100, 1000, 2000ppm); SF₆
• Number of Gases Monitored: Single

• Sensor Technology: Catalytic; Electrochemical; Infrared; PID; Thermal Conductivity
• Measurement Type: %LEL or %LFL; %Volume; Trace

Smart Sensor Technology enables SensAlertPlus to automatically recognize and configure to the gas type and range of the sensor, using the latest calibration data. The Predictive Sensor Failure (PSF) function provides warning of approaching sensor end-of-life. Non-volatile memory stores calibration... [See More]

• Gas Types: Toxic; Combustible; CO₂ (0-5%Volume); CO (0-500ppm); Cl₂ (0-10ppm); Hydrocarbons (0-100%LEL); H₂ (0-1000ppm); HCl (0-20); HCN (0-20ppm); HF (0-20); H₂S (0-100ppm); O₂ (0-25%Volume); SO₂ (0-20ppm)
• Number of Gases Monitored: Multi

• Sensor Technology: Catalytic; Electrochemical; Infrared
• Measurement Type: %LEL or %LFL; %Volume; Trace

A high CO2 concentration indoors will make people feel tired easily. So by controlling the CO2 value relevantly, people will feel more energetic. Now, for the most part, CO2 transmitters are used inside buildings, and some are applied in the agricultural area to grow plants in a healthier and... [See More]

• Gas Types: CO₂ (0ppm to 5000ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared
• Measurement Type: Trace

DESCRIPTION. Infrared carbon dioxide CO2 sensor CM1106SH can be used to detect CO2 concentration of indoor air by adopting advanced non-dispersive infrared technology (NDIR). It is widely used in ventilation system, air conditioner, air purifier, IAQ monitor, agriculture, plant cultivation and cold... [See More]

• Gas Types: CO₂ (0-10000ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared
• Measurement Type: %LEL or %LFL (optional feature)

The CF5 transmitter measures CO2 concentration within the range of 0 to 2000ppm as well as temperature within the range of 0 to 50 °C (32 to 122 °F). The CF5 has 2 analog outputs: one for CO2 concentration and the other for temperature. Each output can be configured for a signal type of 0... [See More]

• Gas Types: CO₂ (0-2000 ppm)
• Electrical Outputs: Voltage; Current

• Number of Gases Monitored: Single
• Display: Analog

For Green Building Projects. The wall-mounted Vaisala GMW90 Series CARBOCAP ® Carbon Dioxide, Temperature and Humidity Transmitters are especially suited for green building projects and demand controlled ventilation. The devices measure carbon dioxide and temperature and have an option for an... [See More]

• Gas Types: CO₂ (0 5000 ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared; Vaisala CARBOCAPâ GM10
• Measurement Type: Trace

CONSPEC Controls Multi-Channel Controller is a microprocessor-based multi-analog input controller. The P2260 was designed to be an independent stand-alone controller but can integrate into any type of data acquisition system. The Controller can provide up to sixteen channels of remote monitoring and... [See More]

• Gas Types: Combustible; Aerosols; NH₃; AsH₃; Br₂; CO₂; CO; Cl₂; ClO₂; B₂H₆; F; GeH₄; Refrigerants; Hydrocarbons; H₂; HCl; HCN; HF; H₂Se; H₂S; NO; NO₂; O₂; O₃; PH₃; SiH₄; SO₂; SF₆
• Number of Gases Monitored: Multi

• Sensor Technology: Catalytic; Electrochemical; Infrared; PID; Thermal Conductivity
• Measurement Type: %LEL or %LFL; %Volume; Trace

Using high grade sensor NDIR and CMOS to measure temperature, humidity and CO2 for long term stability and high accuracy. Compact housing with Modbus communication perfectly suitable to be used in many HVAC and building system. Wall mounting. 0-10 V or 4-20 mA output. 0 to 50 °C temperature,... [See More]

• Gas Types: CO₂ (0ppm to 5000ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared; Semiconductor
• Measurement Type: Trace