Testo 535 CO2 Monitor

The Testo 535 is an efficient CO2 measuring instrument for measuring indoor air quality. The Testo 535 is also ideal for checking ventilation in commercial kitchens, kitchen hoods and schools to ensure compliance.

• Monitoring based on maximum and mean calculation
• Long-term stable 2 channel infrared sensor
• On-site prints available with Testo infrared printer (optional)
• Repeated calibration unnecessary

Technical Data
Probe type - 2 channel infrared sensor
Measuring range - 0 to +9,999 ppm CO2
Accuracy ±1 digit - ±50 ppm CO2 ±2% of mv - (0 to +5,000 ppm CO2) - ±100 ppm CO2 ±3% of mv - (+5,001 to +9,999 ppm CO2)
Resolution - 1 ppm CO2