Pitot tube

Differential pressure measurement from 0 to 100 hPa 

Flow measurement possible with a Pitot tube (available as an option)  

Magnets on the rear allow hands-free work 

10 units to choose from, display in pascals can be selected 

Measurement of gas flow and static pressure

Measurement menu for pressure drop test including alerts

Simple configuration and determination of volume flow with Pitot tube

Magnetic holder for easy attachment

Intuitive: clearly structured measurement menu for volume flow and parallel determination of air velocity, differential pressure, humidity and temperature in ventilation ducts or at ventilation outlets

Space-saving: simply combine the universal Bluetooth handle with the 100 mm vane or hot wire probe head and the extendable telescope (1.0 m)

Convenient: wireless probes, internal data storage and USB port for data export

As multifaceted as your challenges themselves: the testo 440 dP has an integrated differential pressure sensor and can be expanded with a large portfolio of digital probes

Intuitive: clearly structured measurement menu for volume flow and parallel determination of air velocity, differential pressure, humidity and temperature in ventilation ducts, at ventilation outlets and in work rooms

Space-saving: combine the universal Bluetooth handle with the humidity/temperature probe head or extendable telescope (1.0 m). Vane probe heads (Ø 16 mm, Ø 100 mm) can simply be plugged onto the telescope

Convenient: wireless probes, internal data storage and USB port for data export

As multifaceted as your challenges themselves: the testo 440 dP has an integrated differential pressure sensor and can be expanded with a large portfolio of digital probes

High-quality optional sensors for measuring air flow, temperature, humidity, pressure, degree of turbulence, heat radiation, CO2, illumination intensity, PMV/PPD and WBGT

High-precision, integrated pressure sensor included

Pro-software for easy and efficient analysis and logging included

Intelligent calibration concept

Includes pressure difference sensor for pitot static tube measurements or filter monitoring

Further sensors optionally available (eg. anemometer, moisture sensors, lux and degree of turbulence sensors) for a variety of different measuring applications

Super-size memory for up to 10 000 measurements

PC software for analyzing and logging measuring data

8 measurement units to choose from: psi, kPa, hPa, Pa, mm H2O, mmHg, inch H2O, inch Hg

2 air flow units to select from: m/s, fpm

Integrated density compensation

Backlit display, min/max values, hold function

Multi-function climate measuring instrument: measure up to 6 measurement parameters at the same time

Internal reading memory for up to 3,000 readings

Automatic allocation of the duct cross-section to the measuring location (max. 99 measuring locations)

Automatic mean value calculation and determination of the volume flow

8 measurement units to choose from: psi, kPa, hPa, Pa, mm H2O, mmHg, inch H2O, inch Hg

2 air flow units to select from: m/s, fpm

Integrated density compensation

Backlit display, min/max values, hold function

8 measurement units to choose from: psi, kPa, hPa, Pa, mm H₂O, mmHg, inch H₂O, inch Hg

2 air flow units to select from: m/s, fpm

Integrated density compensation

Backlit display, min/max values, hold function

Volume flow hood for larger swirl outlets for measuring volume flow, temperature and relative humidity

Impressively light with a weight of 2.9 kg

Precise measurement even at swirl outlets thanks to integrated volume flow straightener

Fast set-up, convenient operation and protocol creation on site using the App

Includes differential pressure measurement for filter monitoring or for measurement with a Pitot tube

Further optional probes can be attached: thermal and vane anemometers, along with probes for air humidity, CO₂, absolute pressure and temperature

Display of dew point distance, min., max. and mean values

Illuminated display

Integrated differential pressure sensor with an accuracy of 0.2 % of f.v.

Calculation of the flow velocity and the volume flow via Pitot tube (optional)

Multi-point and timed mean calculation

2 probe inputs for additional pressure and temperature probes

Integrated temperature-compensated differential pressure sensor with accuracy of up to ± 0.5 Pa

Calculation of the flow velocity and the volume flow via Pitot tube (optional)

Direct zeroing of the display values of pressure probes

2 probe inputs for additional pressure and temperature probes
 

Integrated differential pressure sensor with an accuracy of 0.1 % of f.v.

Calculation of the flow velocity and the volume flow via Pitot tube (optional)

Multi-point and timed mean calculation

2 probe inputs for additional pressure and temperature probes
 

For measuring flow velocity

Ideal for high flow velocities and heavily contaminated flow

For measuring flow velocity

Ideal for high flow velocities and heavily contaminated flow

For measuring flow velocity

Ideal for high flow velocities and heavily contaminated flow