CO₂ measuring instruments with built-in probe

Ideal for monitoring and optimizing the ambient air, the testo 535 CO₂ meter with a maintenance free, long term stable sensor.

• Quick and accurate CO₂ measurements

• Long term measurements using max / avg values

• Long term stable / maintenance free infrared sensor

• Optional testo turbo printer for printouts on site

The high-quality testo 315-3 is an easy to use, ruggedly designed CO and CO₂ meter for quick and reliable ambient measurements according to DIN EN 50543 standard.

• High-precision electrochemical CO sensor, shock resistant infrared CO₂ sensor

• Visual and audible alarm when thresholds are breached – adjustable thresholds

• Rugged design

• Rugged sensors

The high-quality testo 315-3 is an easy to use, ruggedly designed CO and CO₂ meter that enables you to carry out quick and reliable ambient measurements according to DIN EN 50543 standard.

• High-precision electrochemical CO sensor, shock resistant infrared CO2 sensor

• Visual and audible alarm when thresholds are breached – adjustable thresholds

• Rugged design

• TÜV certified according to DIN EN 50543 standard