Combustion Flue Gas, Products, Testo

Professional Flue Gas Analyzer – testo 330LL


Thanks to the new instrument functions, the Testo flue gas analyzers of the new testo 330-LL series now offer you even more professional and reliable support. These are the main features:
• High-resolution colour display for the graphic representation of your measurement data
• Extended measurement menus – such as gas pipe testing – for a comprehensive analysis of your heating system
• Logger function for easy long-term recording of the measurement curve

  • Many measurement menus for analyses on heating systems, incl. solid fuel and gas pipe test menus Integrated sensor monitoring
  • 4 years‘ warranty without maintenance contract
  • Dilution up to 30,000 ppm CO (testo 330-2 LL)
  • Zeroing in flue possible (testo 320-2 LL)
  • High-resolution colour graphic display
  • Logger function (up to 2h continuous measurement value recording)
  • TÜV-tested according to EN50379, Parts 1-3″
Delivery Scope

testo 330-2 LL flue gas analyzer, O2/CO sensor, rechargeable battery, calibration protocol


Download DataSheet Instruction Manual

Application Image

Technical Details

Measuring range -40 to +1200 °C
Accuracy ±0.5 °C (0 to +100.0 °C)
±0.5 % of mv (Remaining Range)
Resolution 0.1 °C (-40 to +999.9 °C)
1 °C (> +1000 °C)

General technical data
Dimensions 270 x 90 x 65 mm
Operating temperature -5 to +45 °C
Display size 240 x 320 pixels
Display function Colour graphic display
Power supply Rechargeable battery pack 3.7 V / 2.6 Ah; Mains unit 6 V / 1.2 A
Maximum memory 500,000 readings
Storage temperature -20 to +50 °C
Weight 600 g (without rechargeable battery)