Climate measuring instrument testo 440

The climate measuring instruments testo 440 combine the benefits of a compact handheld device with intuitive measurement menus and a comprehensive selection of air velocity & IAQ probes. Both the digital Testo Smart Probes and numerous Testo temperature probes can be connected. Clearly structured menus for measuring volume flow in ducts/at outlets, degree of turbulence, cooling/heating load, mould indication and logging mode are stored on the instrument.

• USB interface for data export and optional printout of measuring values
• Up to 3 probes can be connected
• Parallel display of 3 measuring values
• Bluetooth probes for measuring convenience and easy storage in the case
• Universal handle for all probes
• Measurement of the following parameters are possible: °C, % r.h., CO, CO₂, m/s, Lux, hPa