Testo 440 Air Velocity and IAQ Measuring Instrument
Portable multiparameter air velocity and indoor air quality meter.

Testo 440 Air Velocity and IAQ Measuring Instrument Overview
The Testo 440 Air Velocity and IAQ Measuring Instrument is a portable multiparameter indoor air quality and ventilation meter ideal for use in ventilation duct and outlet measurements in workplaces.
The Testo 440 is intuitively operated with clearly structured, preloaded measurement menus (with memory for up to 7500 measurement protocols), a simple parallel display of 3 measuring values, configuration and results, and a universal handle for all probes. Available probe types include digital flow, digital humidity, digital comfort, Testo smart probes (temperature, humidity, flow, pressure), digital temperature and analogue temperature probes. The instrument also offers wireless probe use via Bluetooth for greater measuring convenience. Data can be easily exported as Excel files via the USB interface or printed onsite.
The instrument provides straightforward measurement of volume flow in ducts/at outlets, K facto, degree of turbulence, cooling/heating load, mould indication and a logging mode.
The Testo 440 Air Velocity and IAQ Measuring Instrument is available for rental only. For more information, contact your local Air-Met Scientific office.
Testo 440 Air Velocity and IAQ Measuring Instrument Features
- Various probe options for measuring different parameters
- Intuitive menus for measuring volume flow at ducts/at outlets, K-factor, degree of turbulence, cooling/heating load, mould indication and logging mode
- Simple data export via USB interface
- Universal handle for all probes saves space
- Internal memory for up to 7500 measurement protocols
Testo 440 Air Velocity and IAQ Measuring Instrument Specifications
See data sheet under 'Support' tab.
Testo 440 Air Velocity and IAQ Measuring Instrument Applications
- Offices
- Hospitals
- Schools
- Workplaces
- Buildings