Testo 162 IAQ Multi Data Logger for CO2, Air Pressure, Temperature and Humidity 0572 1626

Facility managers and HVAC technicians use the Testo 162 IAQ Multi Data Logger to monitor indoor air quality in offices, schools, and production areas. It measures CO2, temperature, relative humidity, and absolute pressure, and sends the data to the Testo Cloud via WiFi. The E-Ink display shows current readings and status at a glance.

Key specifications

• CO2 measurement range: 0 to 5000 ppm, accuracy ±50 ppm + 3% of mv (0 to 3000 ppm), resolution 1 ppm
• Temperature measurement range: 0 to +50 °C, accuracy ±0.5 °C
• Relative humidity measurement range: 0 to 100 %RH (non-condensing), accuracy ±3 %RH
• Absolute pressure measurement range: 600 to 1100 hPa, accuracy ±3 hPa
• WiFi connectivity (2.4 GHz) for cloud data transfer
• Internal memory for 16,000 measurement values
• Adjustable logging interval from 1 minute to 24 hours
• Power supply: 4 x AA batteries or USB power supply; battery life up to 12 months at 15 min logging interval
• E-Ink display for low power consumption and readability
• Operating temperature: 0 to +50 °C

Why choose it

The data logger provides reliable long-term monitoring with cloud integration, allowing remote access to measurement data. Its E-Ink display and battery operation make it suitable for locations without power outlets. The wide CO2 range and high accuracy meet the requirements of indoor air quality standards.

Ideal use cases

• Monitoring CO2 levels in classrooms and offices to ensure adequate ventilation
• Checking temperature and humidity in storage rooms and museums
• Recording absolute pressure for weather-related studies or cleanroom monitoring
• Long-term data logging in HVAC system performance verification

Good to know

The device connects to the Testo Cloud for data storage and analysis. Configuration and data retrieval can be done via the Testo Saveris 2 app or web interface. The logging interval is adjustable to balance memory usage and battery life.