Emission control in industry: the testo 340 flue gas analyzer gives you professional technology, easy handling and practical execution in one instrument. The high-performance testo 340 flue gas analyzer is fitted with an O<sub>2</sub> sensor and can be equipped with up to 3 additional sensors.

The testo 350 is a rugged, easy-to-use exhaust gas analyzer designed to meet the highest demands when it comes to carrying out precise industrial emission measurements and providing proper data administration. The Analysis Box can be operated with up to 6 gas sensors, 5 of which are optional. This allows you to select freely from sensors for CO, NO, NO2, SO2, H2S, CxHy and CO2.

<strong>The Control Unit is the supplement to the testo 350 analyzer unit (please order separately) &ndash; it enables you to control emission measurement</strong>. The testo 350 flue gas analyzer fulfils the highest requirements in industrial emission measurement: easy handling, accurate measuring technology and robust design are practical features which impress on a daily basis.

O2 Longlife replacement sensor for flue gas measurement. Exceptionally practical: You can replace the sensor yourself – the precalibrated sensor is simply plugged into the appropriate flue gas analyzer.

Flue gas O₂	Measuring range 0 to 25 Vol.%
Flue gas O₂	Resolution 0.01 Vol.%

General technical data	Weight 16 g
	Dimensions 40 x 30 x 30 mm (LxWxH)
	Product-/housing material Plastic
	Product colour grey; white

O2 Longlife replacement sensor - for testo 340/350

O2 Longlife replacement sensor - for testo 340/350

Flue gas O₂

Flue gas O₂

General technical data

General technical data