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Airflow

17 Products or Recomendations for Airflow

testo 400 - Universal IAQ instrument

Order-Nr. 0560 0400

The testo 400 is the universal measuring instrument for all IAQ professionals. Measure, analyze and document all IAQ and comfort level parameters using just one instrument – simply, conveniently and in compliance with the standards. High-quality measuring technology, intuitive measurement assistants, versatile documentation options and a comprehensive selection of IAQ probes make the testo 400 the perfect partner for your day-to-day work.
- Smart, intuitive measurement programs including HVAC grid measurement as per EN ISO 12599 and ASHRAE 111, PMV/PPD and turbulence as per EN ISO 7730 and ASHRAE 55
- High-precision, location-independent and integrated differential pressure sensor
- Measure all IAQ-related parameters – with our wide range of probes for all IAQ measurements
- Document measuring values directly on the customer's site and send them by e-mail, or further analyze them using the testo DataControl PC software
Details
testo 440 - Air velocity and IAQ measuring instrument

Order-Nr. 0560 4401

Precise, reliable measurement of all air velocity and IAQ parameters with just one measuring instrument: the multifunction measuring instrument features intuitive operation with clearly structured measurement menus. Adjusting air conditioning and ventilation systems, monitoring air quality or carrying out comfort level measurements – thanks to versatile options for combining with high-quality, digital probes, you are ideally equipped to carry out your measuring task (please order probes separately).
- Intuitive: clearly structured measurement menus for volume flow, degree of turbulence, cooling/heating output, mould detection and long-term measurement, such as CO₂
- Wireless: Bluetooth® probes for extra convenience when measuring and less cable clutter in the measuring case (please order probes separately)
- Clear overview: large graphic display with parallel display of 3 readings
- Safe and reliable: internal data storage and USB port for data export
kn 2 002,00

incl. VAT kn 2 502,50

Details
testo 440 dP - Air velocity and IAQ measuring instrument including differential pressure sensor

Order-Nr. 0560 4402

Precise, reliable measurement of all air velocity and IAQ parameters with just one measuring instrument: the multifunction measuring instrument features an integrated differential pressure sensor and intuitive operation with clearly structured measurement menus. Adjusting air conditioning and ventilation systems, monitoring air quality or carrying out comfort level measurements – thanks to versatile options for combining with high-quality, digital probes, you are ideally equipped to carry out your measuring task (please order probes separately).
- Intuitive: clearly structured measurement menus for volume flow, K-factor, degree of turbulence, cooling/heating output, mould detection and long-term measurement, such as CO₂
- Wireless: Bluetooth® probes for extra convenience when measuring and less cable clutter in the measuring case (please order probes separately)
- Clear and reliable: large graphic display with parallel display of 3 readings as well as internal data storage and USB port for data export
- Includes a differential pressure sensor: for Pitot tube measurement and monitoring filters
kn 2 772,00

incl. VAT kn 3 465,00

Details
testo 435-4 - Multifunction indoor air quality meter

Order-Nr. 0563 4354

The testo 435-4 multifunction indoor air quality meter allows you to carry out all the measurements you need to inspect and adjust ventilation and air conditioning systems and to check the quality of the indoor air. There is also an integrated pressure difference sensor for pitot static tube measurements and filter monitoring and a wide range of optionally available sensors and probes to choose from.
- 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
kn 6 112,26

incl. VAT kn 7 640,32

Details
testo 420 - volume flow hood

Order-Nr. 0563 4200

Make sure you get the testo 420 volume flow hood for larger ceiling outlets and at the same time enjoy multiple maintenance benefits on HVAC systems. Because the flow hood with the removable measuring instrument is not only exceptionally light, it also guarantees accurate volume flow calculations at swirl outlets
- 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
kn 16 493,40

incl. VAT kn 20 616,75

Details
Hot wire probe (Ø 12 mm) - for flow, temperature and humidity

Order-Nr. 0635 1535

The hot wire probe (in conjunction with the appropriate measuring instrument) is ideal for determining flow velocity as well as temperature and humidity in ventilation ducts or at ventilation outlets.
- 3 functions in 1 probe: measurement of flow, temperature and humidity
- Probe head diameter: 12 mm – also suitable for measurements in ventilation ducts
- With telescope (can be extended to 745 mm)
- Flow measuring range: 0 to +20 m/s
kn 3 993,99

incl. VAT kn 4 992,49

Details
Hot wire probe (Ø 10 mm) - for flow, temperature, humidity and pressure

Order-Nr. 0635 1543

The hot wire probe (in conjunction with the appropriate measuring instrument) is ideal for determining flow velocity as well as temperature, humidity and pressure in ventilation ducts or at wall or ceiling outlets.
- 4 functions in 1 probe: measurement of flow, temperature, humidity and absolute pressure
- With robust, non-rotatable telescope (can be extended to 1100 mm)
- Intelligent calibration concept
- Flow measuring range: 0 to +20 m/s
kn 4 317,39

incl. VAT kn 5 396,74

Details
Vane/temperature probe (Ø 100 mm) - for air outlets

Order-Nr. 0635 9343

The vane/temperature probe (in conjunction with the appropriate measuring instrument) is ideal for determining flow velocity and volume flow at ventilation outlets. For measurements at plate outlets and ventilation grilles, it is particularly recommended to use the vane/temperature probe in conjunction with the testo 480 measuring instrument and the testovent 417 funnel set (both available to order).
- Vane diameter: 100 mm
- Integrated temperature measurement up to +60 °C
- Intelligent calibration concept
- Flow measuring range: +0.1 to +15 m/s
kn 4 527,60

incl. VAT kn 5 659,50

Details
Replacement hood 610 x 1220 mm - for testo 420

Order-Nr. 0554 4202

Replacement hood (610 x 1220 mm) for mounting on the testo 420 volume flow hood for measurements at air inlets and outlets. With integrated flow straightener for high-precision measurement results. Inner dimensions 585 x 1195 mm.
kn 1 649,34

incl. VAT kn 2 061,68

Details
Replacement hood 305 x 1220 mm - for testo 420

Order-Nr. 0554 4201

Replacement hood (305 x 1220 mm) for mounting on the testo 420 volume flow hood for measurements at air inlets and outlets. With integrated flow straightener for high-precision measurement results. Inner dimensions 280 x 1195 mm.
kn 1 649,34

incl. VAT kn 2 061,68

Details
Replacement hood 360 x 360 mm - for testo 420

Order-Nr. 0554 4200

Replacement hood (360 x 360 mm) for mounting on the testo 420 volume flow hood for measurements at air inlets and outlets. With integrated flow straightener for high-precision measurement results. Inner dimensions 335 x 335 mm.
kn 1 447,22

incl. VAT kn 1 809,02

Details
High-precision vane probe (Ø 100 mm, digital) - including temperature sensor, wired

Order-Nr. 0635 9372

Ideal for air outlets in cleanrooms: use the high-precision vane probe (with the compatible measuring instrument) to measure even the lowest air velocities and volume flows as well as the temperature.
- Intuitive: clearly structured measurement menu for volume flow and parallel determination of air velocity, volume flow and air temperature
- Precise: detects the smallest air velocities from as little as 0.1 m/s – ideal for laminar flow measurements in cleanrooms
- Convenient: probe with a practical button on the handle for storing individual readings, convenient measurement at ceiling outlets with optional telescope (up to 1 m)
- Intelligent calibration concept
kn 5 366,90

incl. VAT kn 6 708,62

Details
High-precision vane probe (Ø 100 mm, digital) - with Bluetooth^® including temperature sensor

Order-Nr. 0635 9371

Ideal for air outlets in cleanrooms: use the high-precision vane probe (with the compatible measuring instrument) to measure even the lowest air velocities and volume flows as well as the temperature. The readings are transmitted directly to your measuring instrument via Bluetooth, making your measurements particularly convenient.
- Intuitive: clearly structured measurement menu for volume flow and parallel determination of air velocity, volume flow and air temperature
- Precise: detects the smallest air velocities from as little as 0.1 m/s – ideal for laminar flow measurements in cleanrooms
- Convenient: Bluetooth connection between measuring instrument and probe, with a practical button on the handle for storing individual readings, convenient measurement at ceiling outlets with optional telescope (up to 1 m)
- Intelligent calibration concept
kn 5 659,50

incl. VAT kn 7 074,38

Details
Hot wire probe (digital) - including temperature and humidity sensor, wired

Order-Nr. 0635 1572

For measurements in ventilation ducts: use the hot wire probe (with the compatible measuring instrument) to measure air velocity, volume flow, air temperature and humidity.
- Intuitive: clearly structured measurement menu for volume flow and parallel determination of air velocity, volume flow, air temperature and humidity
- Precise: accurate measurement results from 0 to +50 m/s and automatic absolute pressure compensation
- Convenient: probe with a practical button on the handle for storing individual readings, convenient measurement in any cross-section with scaled telescope (up to 1 m), optionally extendable to 2.0 m
- Intelligent calibration concept
kn 4 997,30

incl. VAT kn 6 246,62

Details
Hot wire probe (digital) - with Bluetooth^® including temperature and humidity sensor

Order-Nr. 0635 1571

For measurements in ventilation ducts: use the hot wire probe (with the compatible measuring instrument) to measure air velocity, volume flow, air temperature and humidity. The readings are transmitted directly to your measuring instrument via Bluetooth, making your measurements particularly convenient.
- Intuitive: clearly structured measurement menu for volume flow and parallel determination of air velocity, volume flow, air temperature and humidity
- Precise: accurate measurement results from 0 to +50 m/s and automatic absolute pressure compensation
- Convenient: Bluetooth connection between measuring instrument and probe, with a practical button on the handle for storing individual readings, convenient measurement in any cross-section with scaled telescope (up to 1 m), optionally extendable to 2.0 m
- Intelligent calibration concept
kn 5 159,00

incl. VAT kn 6 448,75

Details
High-precision 100 mm vane probe head including temperature sensor

Order-Nr. 0635 9370

More applications, less equipment: if you already own one of our probes with a universal handle, you can easily expand your portfolio of probes with the high-precision 100 mm vane probe head.
- Intuitive: parallel determination of air velocity, volume flow and air temperature
- Precise: detects the smallest air velocities from as little as +0.1 m/s and is therefore ideal for laminar flow measurements in cleanrooms
- Convenient: probe head is easy to attach to the universal Bluetooth or cable handle or to the extendable telescope (all available to order separately)
- Intelligent calibration concept: only send in the probe head for calibration
kn 4 851,00

incl. VAT kn 6 063,75

Details
Hot wire probe head including temperature and humidity sensor

Order-Nr. 0635 1570

More applications, less equipment: if you already own one of our probes with a universal handle, you can easily expand your portfolio of probes with the hot wire probe head.
- Intuitive: parallel determination of relative humidity and air temperature in indoor areas, including long-term measurement
- Precise: includes absolute pressure compensation, calculation of wet bulb temperature, dew point and absolute humidity
- Convenient: simply plug the probe head onto the extendable telescope for air velocity probes – and use the adapter to attach them to the universal handle with Bluetooth® or cable (available to order separately)
- Intelligent calibration concept: only send in the probe head for calibration
kn 3 642,10

incl. VAT kn 4 552,62

Details

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