Flue gas

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FLUE GAS

Measurement tools to save energy and reduce costs.

The purpose of flue gas measurement is to ensure economic and environmentally friendly operation of different types of combustion plants. In addition to measuring the quantity of different flue gases, it is a matter of calculating the efficiency of the plant.

Our professional flue gas instruments are in a (world) class of their own. They are sophisticated yet easy-to-use tools to make combustion processes more efficient, optimize thermal processes and, last but not least, reduce emissions.

Check out our range and find the instrument that suits your needs. Also explore our offer for accredited calibration and service.

Want to learn more about flue gas analysis? Read our short facts about the technology, the chemical reactions that occur and how flue gas analysis gives you the knowledge to create an optimal operation of your combustion plant.

Calibration shows your “real” readings

Don’t forget to calibrate your measuring equipment. It provides answers to how your measured values ​​relate to values ​​from highly accurate reference equipment. And at the same time it means that you meet the Swedish Food Agency’s requirements and the criteria for ISO certifications. We offer accredited calibration of a large number of measured variables. Choose between lab or field calibration.

Products for easy and accurate flue gas analysis

Flue gas analysis NEXT LEVEL

testo 300 Basic

  • Ideal for smaller boilers
  • Measurement of O2 and CO up to 4 000 ppm
  • 5-inch HD touchscreen with Smart Touch technology
  • Reports can be emailed from the instrument

Explore the testo 300 Basic

Flue gas analysis of pellet burners

testo 300 Pro I

  • Suitable for medium-sized boilers
  • Measurement of O2 and CO up to 8 000 ppm
  • Optional measurement of NO
  • H2 compensated CO measuring cell
  • 5-inch HD touchscreen with Smart Touch technology
  • Reports can be emailed from the instrument

Explore the testo 300 Pro I

Flue gas analysis of oil burners

testo 300 Pro II

  • Capable of measuring large boilers
  • Measurement of O2 and CO up to 30 000 ppm
  • Optional measurement of NO
  • Automatic dilution up to 30 000 CO
  • H2 compensated CO measuring cell
  • 5-inch HD touchscreen with Smart Touch technology
  • Reports can be emailed from the instrument

Explore the testo 300 Pro II

One app for all instruments and measurement tasks. Free on the App Store and Google Play.

testo Smart apps

Measurement solutions for industrial flue gas analysis.

Flue gas measurements in industrial environments often need to be carried out in extreme conditions that may include high temperatures, high humidity or high dust content in the flue gas. This places demands on the instruments used for flue gas analysis.

Keeping track of carbon monoxide, carbon dioxide, nitrogen oxides and sulphur oxides is essential in a wide range of activities.

It is about staying within certain limits and having the right levels to ensure cost-effective processes in both large plants and individual machines.

We have flue gas instruments specially developed to cope with all possible conditions and tasks. Below we present some applications.

Pannrum

Cogeneration plants

  • Monitoring of gas limit values
  • Setting the optimal ratio between e.g. ignition time and excess air
  • Testing of exhaust gas treatment systems
Smelting plant

Metal and steel industries

  • Ensuring trouble-free processes
  • Maintaining high product quality
  • Reducing emissions
Cement factory

Cement production

  • Testing the kiln atmosphere in brick production
  • Testing the oven atmosphere in the preheater
  • Meeting environmental requirements

Mining

  • Minimize gas-related risks to people and the environment
  • Comply with statutory gas limits
  • Ensuring cost-effective extraction of raw materials
Melted glass

Glass melting furnaces

  • Keeping low emission levels (in accordance with legal requirements)
  • Making processes less resource-intensive
  • Ensuring high glass quality
Sea freight

Marine engines

  • Check that emission levels are in accordance with the NOx Technical Code 2008.
  • Performing exhaust gas analysis before and after engine adjustments

Our professional flue gas instruments

Flue gas analysis with testo 350

testo 350

  • Up to 6 measuring cells
  • Logger function, up to 500,000 measurements
  • Can be used with a computer via Bluetooth
  • Flexible flue gas sensor program
  • PC analysis with “easyEmission”
  • TÜV approved / EN 50379-2

Explore testo 350

Flue gas analysis with testo 340

testo 340

  • Up to 4 measuring cells
  • Logging function up to 2 hours
  • Can be used with a computer via Bluetooth
  • Powerful instrument diagnosis
  • PC analysis with “easyEmission”
  • TÜV approved / EN 50379-2

Explore testo 340