CO₂ measuring instruments with built-in probe

The testo 535 CO₂ meter comes with a permanently attached sensor and is designed specifically for monitoring and optimising the ambient air.

• Quick and accurate CO₂ measurements

• Long-term measurements using max and average values

• Long-term stable, maintenance-free infrared sensor

• Optional testo turbo printer for print outs on site

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

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