Testo 535 indoor air quality carbon dioxide meter

The Testo 535 carbon dioxide (CO2) meter is a measuring instrument ideal for HVAC fitters and engineers when checking indoor air quality (IAQ). Sick Building Syndrome, bad indoor air quality can lead to tiredness, lack of concentration and illness due to high carbon dioxide concentrations (>1000 ppm CO2).

Test results may be printed onsite using the optional Testo IRDA infra-red linked thermal printer.

• Features:
  • Range: 0 to +9999 ppm carbon dioxide (CO2)
  • Resolution: 1ppm CO2
  • Long term monitoring based on maximum and mean calculations.
  • Long term stability via the 2 channel infra-red sensor.
  • High accuracy.
  • Highly efficient.
  • Hold key to freeze the reading
  • Easy to read thanks to large display.
  • TopSafe, protection case, for tough applications (optional).

• Supplied complete with:
  • Testo 535 CO2 measuring instrument
  • Soft zip case
  • Batteries
  • Full 12 month traceable calibration certificate issued in the buyers name

Testo 535 datasheet

Testo 535 user manual