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Testo 340 – Flue Gas Analyser

Testo 340 – Flue Gas Analyser

The handy, easy-to-operate emission measuring instrument Testo 340 is the right tool for many different emission measurements. The compact design and the reliable technology make it the ideal measuring instrument for commissioning, service and maintenance work and in test measurements on industrial burners, stationary industrial engines, gas turbines, and thermal processes.

The unique measuring range extension allows unrestricted measurements to be carried out even at high gas concentrations. The Testo 340 is equipped with an O2 sensor as standard. Three further gas sensors can be configured individually, in order to be able to adapt the instrument optimally to the respective measurement task. The instrument can also be operated remotely from your Android Smartphone or tablet using the free App.


  • Measurement range extension for Single dilution slot or optional for all sensors
  • Pressure-/ flow-measurement standard in every Testo 340
  • Automatic flow-controlled gas pump
  • 18 standard fuels and additional 10 user-defined fuels – Fuel data is calculated using software easyEmission
  • Direct measurement of 4 gases simultaneously
  • CO range extension 50,000 PPM
  • Automatic sensor protection range extension
  • Smartphone App compatible

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