Compact Class – Test Instruments https://testinstruments.net.au Scientific Instruments Australia Sun, 15 Feb 2026 00:27:31 +0000 en hourly 1 https://wordpress.org/?v=6.8.1 https://testinstruments.net.au/wp-content/uploads/2021/09/profile-e1632120857868-100x100.jpg Compact Class – Test Instruments https://testinstruments.net.au 32 32 testo 425 – Digital Hot Wire Anemometer with App connection https://testinstruments.net.au/product/hvac/testo-425-digital-hot-wire-anemometer-with-app-connection/ Sun, 26 Oct 2025 01:10:41 +0000 https://testinstruments.net.au/?post_type=product&p=8742

testo 425 – Digital hot wire anemometer with App connection

Product no. 0563 0425

Your advantages
  • Simple, fast and precise flow and temperature measurement plus volume flow calculation in the ventilation duct
  • More flexibility for duct measurements with the cable-connected telescopic probe (maximum length 820 mm)
  • Fast in-app (duct) configuration, graph history, second screen and measurement data memory in the testo Smart App
  • Timed and point mean value calculation

The compact hot wire anemometer testo 425 with telescopic probe is ideal for simple, fast and precise determination of flow velocity and volume flow in ventilation ducts of air conditioning and ventilation systems. The connection to the testo Smart App enables configuration, display (also as second screen) and storage as well as documentation of the measurement directly in the App

Description

Optimally adjusted air conditioning and ventilation systems are a decisive factor for modern buildings. Accordingly, it is important to use the appropriate measurement technology to ensure that the flow, temperature and volume flow in the ventilation duct are correct. The testo 425 thermal anemometer is your fast, easy and precise companion. The cable-connected telescopic probe can be extended up to 820 mm, making it easier to work overhead or in large diameter ducts. All relevant calculations, such as volume flow or time and point averages, are performed automatically by the particularly robust and compact measuring instrument. Incidentally: Configuration of the measuring instrument, display and storage of measured values as well as documentation are all particularly convenient with the testo Smart App. This also turns your smartphone into a second display.

Delivery Scope

  • testo 425 – Thermal hot wire anemometer with App connection and fixed telescope (max. 820 mm)
  • Transport bag
  • Calibration protocol
  • 3 x AA batteries

 

 

 

 

]]> testo 416 – Digital 16 mm vane anemometer with App connection https://testinstruments.net.au/product/hvac/testo-416-digital-16-mm-vane-anemometer-with-app-connection/ Thu, 09 Jan 2025 01:23:25 +0000 https://testinstruments.net.au/?post_type=product&p=8329  

 

  • Simple, fast and precise flow measurement and volume flow calculation in the ventilation duct
  • More flexibility for duct measurements with the cable-connected telescopic probe (maximum length 850 mm)
  • Fast in-app (duct) configuration, graph history, second screen and measurement data memory in the testo Smart App
  • Timed and point mean value calculation

The compact 16 mm vane anemometer testo 416 with telescopic probe and App connection is ideal for simple, fast and precise determination of flow velocity and volume flow in ventilation ducts of air conditioning and ventilation systems. The connection to the testo Smart App enables configuration, display (also as second screen) and storage as well as documentation of the measured values directly in the App.

 

 

Airflow measurement, HVAC, ventilation systems, airflow velocity, volume flow, air intake and outlet vents, flow straightener, residential ventilation, swirl outlets

]]> testo 417 Set 2 – Digital 100 mm vane anemometer with Funnels & Flow Straightener https://testinstruments.net.au/product/hvac/testo-417-set-2-digital-100/ Wed, 25 Oct 2023 06:17:25 +0000 http://testinstruments.net.au/?post_type=product&p=7609 testo 417 Set 2 The testo 417 vane anemometer is the ultimate tool for precise measurement of air flow velocity and volume flow. With its 100mm vane, it's perfect for use in air conditioning and ventilation systems. This device is also ideal for balanced residential ventilation adjustments or swirl outlets measurements with kits that include a funnel and flow straightener. The testo Smart App makes configuration and documentation of measured values fast and easy. The app features timed and point mean value calculation, graph history, and second screen display for efficient data management. Don't miss out on the chance to upgrade your airflow measurement game with the testo 417 vane anemometer.  
  • Attachable measurement funnels make it ideal for volumetric flow measurement at ventilation outlets
  • Simple testing of incoming / outgoing air in controlled ventilation of living spaces
  • Important accessories included in the set: measurement funnels for poppet valves and ventilation grilles, along with a bag for storage
]]> The compact 100 mm vane anemometer testo 417 is the ideal solution for simple, fast and precise determination of flow velocity and volume flow at air intake and outlet vents of air conditioning and ventilation systems. Adjustment for balanced residential ventilation or measurement at swirl outlets is also child’s play with the testo 417 kits including funnel and flow straightener. Thanks to the connection to the testo Smart App, configuration, display (also as second screen) and storage as well as documentation of the measured values are dealt with quickly and without any complications.

  • Easy, fast and precise measurement of flow, volume flow and temperature at air inlets and outlets
  • Efficient regulation of balanced residential ventilation and fast documentation with the testo Smart App
  • Fast in-app configuration, graph history, second screen and measurement data memory in the testo Smart App
  • Timed and point mean value calculation

Airflow measurement, HVAC, ventilation systems, airflow velocity, volume flow, air intake and outlet vents, flow straightener, residential ventilation, swirl outlets

]]> testo 417 Set 1 – Digital 100 mm vane anemometer with Funnels https://testinstruments.net.au/product/hvac/testo-417-set-1-digital-100-mm/ Wed, 25 Oct 2023 06:12:09 +0000 http://testinstruments.net.au/?post_type=product&p=7606 testo 417 Set 1 The testo 417 vane anemometer is the ultimate tool for precise measurement of air flow velocity and volume flow. With its 100mm vane, it's perfect for use in air conditioning and ventilation systems. This device is also ideal for balanced residential ventilation adjustments or swirl outlets measurements with kits that include a funnel and flow straightener. The testo Smart App makes configuration and documentation of measured values fast and easy. The app features timed and point mean value calculation, graph history, and second screen display for efficient data management. Don't miss out on the chance to upgrade your airflow measurement game with the testo 417 vane anemometer.  
  • Attachable measurement funnels make it ideal for volumetric flow measurement at ventilation outlets
  • Simple testing of incoming / outgoing air in controlled ventilation of living spaces
  • Important accessories included in the set: measurement funnels for poppet valves and ventilation grilles, along with a bag for storage
]]> The compact 100 mm vane anemometer testo 417 is the ideal solution for simple, fast and precise determination of flow velocity and volume flow at air intake and outlet vents of air conditioning and ventilation systems. Adjustment for balanced residential ventilation or measurement at swirl outlets is also child’s play with the testo 417 kits including funnel and flow straightener. Thanks to the connection to the testo Smart App, configuration, display (also as second screen) and storage as well as documentation of the measured values are dealt with quickly and without any complications.

  • Easy, fast and precise measurement of flow, volume flow and temperature at air inlets and outlets
  • Efficient regulation of balanced residential ventilation and fast documentation with the testo Smart App
  • Fast in-app configuration, graph history, second screen and measurement data memory in the testo Smart App
  • Timed and point mean value calculation
  • Attachable measurement funnels make it ideal for volumetric flow measurement at ventilation outlets
  • Simple testing of incoming / outgoing air in controlled ventilation of living spaces
  • Important accessories included in the set: measurement funnels for poppet valves and ventilation grilles, along with a bag for storage

 

Airflow measurement, HVAC, ventilation systems, airflow velocity, volume flow, air intake and outlet vents, flow straightener, residential ventilation, swirl outlets

]]> testo 110 – NTC and Pt100 temperature measuring instrument with App connection https://testinstruments.net.au/product/industry/testo-110-ntc-and-pt100-temperature-measuring-instrument-with-app-connection/ Wed, 13 Sep 2023 01:20:06 +0000 http://testinstruments.net.au/?post_type=product&p=7009
  • Simple, fast and particularly precise temperature measurement with NTC or Pt100 probes (optionally available)
  • Fast in-app configuration, graph history, second screen and measurement data memory in the testo Smart App
  • HACCP-compliant, certified according to EN 13485 for use in the food sector
  • High-precision measurement results and high system accuracy with digital Pt100 sensors (calibration without measuring instrument)

The compact temperature measuring instrument testo 110 shows its strengths wherever measurements are to be made at particularly low temperatures or where highly precise temperatures are to be determined. HACCP conformity and NTC or PT100 compatibility (probe optionally available) make testo 110 ideal for temperature measurements, especially in food environments or laboratories.

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Product Description

Easy to use and precise in measurement: This is how the compact temperature measuring instrument testo 110 convinces every day in use. The fast temperature all-rounder can show its strengths particularly in applications in laboratories or in the food environment: The optionally available NTC or Pt100 probes cover a comprehensive range of measuring tasks and ensure exact results with particularly high accuracy. The digital Pt100 probes can also be calibrated without the measuring instrument – so you can easily continue working with a different probe without downtime.
Of course, the testo 110 is HACCP-compliant, certified to EN13485 and, with the optional TopSafe protective cover, dust-tight and protected against water jets (protection class IP65). The temperature measuring instrument is rounded off by the testo Smart App for smartphones and tablets:

  • Configuration of testo 110
  • Second display
  • Measurement data memory
  • Display of the measured values (table, graphic progression)
  • Documentation

Delivery Scope

  • testo 110 – 1-channel temperature measuring instrument NTC / Pt100 with App connection, TUC probe socket and audible alarm
  • Transport bag
  • Calibration protocol
  • 3 x AA batteries

 

 

 

 

]]> testo 922 – Differential temperature measuring instrument for TC Type K with App connection https://testinstruments.net.au/product/industry/testo-922-differential-temperature-measuring-instrument-for-tc-type-k-with-app-connection/ Wed, 13 Sep 2023 01:05:03 +0000 http://testinstruments.net.au/?post_type=product&p=7005
  • Easy, fast and precise differential temperature measurement with dual thermocouple Type K probes (2 TC Type K probes included)
  • Fast in-app configuration, graph history, second screen and measurement data memory in the testo Smart App
  • Wide range of applications due to large measuring range from -50 °C to 1000 °C
  • Large probe selection optional and compatible with commercially available TC Type K sensors

With the compact 2-channel temperature measuring instrument testo 922 (dual TC Type K, 2 probes included) you have the versatile solution for simple, fast and precise measurement of the differential temperature, e.g. when checking the supply/return temperature on heating circuit manifolds. The testo Smart App supports you with useful functions such as configuration, display (also as second screen) and storage as well as documentation of the measured values directly in the App.

 

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Details

Product Description

Professionals in industry and trade value the compact differential temperature measuring instrument testo 922 for its versatility: it not only determines temperatures quickly and accurately, but also does a direct calculation of the differential temperature. And that’s in a wide measuring range from -50 °C to 1000 °C. This means that measurements can be completed just as quickly as documentation with the practical testo Smart App for smartphones and tablets. A typical application for the testo 922 is, for example, the control of the supply/return temperature on heating circuit manifolds. Two Type K thermocouple probes are included, but the testo 922 is also compatible with other commercially available TC Type K probes. Incidentally: The testo Smart App not only supports you with the documentation of your measurement results. The smart assistant also takes care of configuring the testo 922 and displaying and storing the measured values for you. A particularly practical feature: The App also turns your smartphone into a second display.

Delivery Scope

  • testo 922- 2-channel temperature measuring instrument TC Type K with App connection and audible alarm
  • Transport bag
  • 2 x TC Type K probe
  • Calibration protocol
  • 3 x AA batteries

 

 

 

 

]]> testo 625 – Digital thermohygrometer with App connection https://testinstruments.net.au/product/hvac/testo-625-digital-therm/ Wed, 13 Sep 2023 00:38:30 +0000 http://testinstruments.net.au/?post_type=product&p=7003 testo 625
  • Simple, fast and precise measurement of air temperature and relative humidity
  • Calculation of dewpoint and wet bulb temperature
  • Fast in-app configuration, graph history, second screen and measurement data memory in the testo Smart App
  • Audible alarm sounds if a limit value is exceeded

With the compact testo 625 thermohygrometer, you can measure air temperature and relative humidity easily, quickly and precisely to assess indoor air quality or ensure optimum conditions in storage rooms. The testo Smart App supports you with useful functions, e.g. configuration, display (also as second screen) and storage as well as documentation of the measured values directly in the App

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Testo 625 (part no 0563 1625)

Details

Product Description

Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that optimum conditions prevail in storage rooms , the compact testo 625 thermohygrometer is the ideal choice. To obtain precise results as quickly and easily as possible, the testo 625 not only calculates dewpoint and wet bulb temperature automatically. The time and the point averages are also displayed immediately. And with the testo Smart App, you get the most out of the thermohygrometer:

  • Configure measuring instrument
  • Display graphical measured value curve
  • Save measurement data
  • Manage customers and measuring sites
  • Documentation on site
  • E-mail dispatch of the report

Delivery Scope

  • testo 625 – Humidity/temperature measuring instrument with App connection and audible alarm, incl. transport bag
  • Calibration protocol
  • 3 x AA batteries

 

 

 

 

]]> testo 545 – Digital LUX meter with App connection https://testinstruments.net.au/product/hvac/testo-545-digital-lux-meter/ Wed, 13 Sep 2023 00:23:39 +0000 http://testinstruments.net.au/?post_type=product&p=7001
testo 545
  • Simple, fast and precise measurement of illuminance (Lux) according to the V-lambda curve for all common light sources
  • Wide range of applications due to LED compatibility (except single-colour blue LED)
  • Fast in-app configuration, graph history, second screen and measurement data memory in the testo Smart App
  • Audible alarm sounds if a limit value is exceeded

With the compact Lux meter testo 545, you can measure the illuminance of all common light sources easily, quickly and precisely to ensure productivity, performance and health in workplaces. The testo Smart App supports you with useful functions, e.g. configuration, display (also as second screen) and storage as well as documentation of the measured values directly in the App

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Testo 545 (part no 0563 0545)

Details

Product Description

Illuminance is a decisive factor for productivity, well-being and health, especially in workplaces. Light sources that are too bright dazzle, while those that are too dark can lead to concentration problems and headaches. With the Lux meter testo 545 you can measure the illuminance of all common light sources – quickly, easily and precisely. The measuring instrument is compatible with almost all commercially available LEDs and thus ensures you a wide range of applications. By automatically calculating the time and point average value, the Lux meter shows you all relevant information at a glance. The testo 545 is perfectly complemented by the testo Smart App. This not only allows you to configure the measuring instrument, display and store the measured values, and document them in a particularly convenient way. The App also turns your smartphone into a second display

Delivery Scope

  • testo 545 – Lux meter with App connection and audible alarm
  • Transport bag
  • Calibration protocol
  • 3 x AA batteries

 

 

 

 

]]> testo 425 – Digital Hotwire with App connection https://testinstruments.net.au/product/hvac/testo-425-digital-hotwire-with-app-connection/ Tue, 09 May 2023 11:29:04 +0000 http://testinstruments.net.au/?post_type=product&p=6190
  • Simple, fast and precise flow and temperature measurement plus volume flow calculation in the ventilation duct
  • More flexibility for duct measurements with the cable-connected telescopic probe (maximum length 820 mm)
  • Fast in-app (duct) configuration, graph history, second screen and measurement data memory in the testo Smart App
  • Timed and point mean value calculation

The compact hot wire anemometer testo 425 with telescopic probe is ideal for simple, fast and precise determination of flow velocity and volume flow in ventilation ducts of air conditioning and ventilation systems. The connection to the testo Smart App enables configuration, display (also as second screen) and storage as well as documentation of the measurement directly in the App.

]]>

Details

Product Description

Optimally adjusted air conditioning and ventilation systems are a decisive factor for modern buildings. Accordingly, it is important to use the appropriate measurement technology to ensure that the flow, temperature and volume flow in the ventilation duct are correct. The testo 425 thermal anemometer is your fast, easy and precise companion. The cable-connected telescopic probe can be extended up to 820 mm, making it easier to work overhead or in large diameter ducts. All relevant calculations, such as volume flow or time and point averages, are performed automatically by the particularly robust and compact measuring instrument. Incidentally: Configuration of the measuring instrument, display and storage of measured values as well as documentation are all particularly convenient with the testo Smart App. This also turns your smartphone into a second display.

Delivery Scope

  • testo 425 – Thermal hot wire anemometer with App connection and fixed telescope (max. 820 mm)
  • Transport bag
  • Calibration protocol
  • 3 x AA batteries

 

]]> testo 535 – Digital CO2 measuring instrument with App connection https://testinstruments.net.au/product/hvac/testo-535-digital-co2-measuring-instrument-with-app-connection/ Mon, 08 May 2023 22:53:56 +0000 http://testinstruments.net.au/?post_type=product&p=6182
  • Simple, fast and precise measurement of CO₂ concentration
  • Audible alarm sounds if a limit value is exceeded
  • Fast in-app configuration, graph history, second screen and measurement data memory in the testo Smart App
  • High reproducibility of measurement results due to long-term stable infrared sensor technology

The compact CO2 measuring instrument testo 535 is ideally suited for simple, fast and precise determination of carbon dioxide content to ensure indoor air quality and thus health and performance. The connection to the testo Smart App enables configuration, display (also as second screen) and storage as well as documentation of the measured values directly in the App.

]]>

Details

Product Description

For indoor air quality and comfort, the measurement of the carbon dioxide content in the indoor air is crucial. To obtain precise results quickly, you need a suitable measuring instrument. The compact CO2 measuring instrument testo 535 with practical App connection allows you to carry out this important measurement easily and efficiently – and thus ensure comfort and a healthy indoor climate. Thanks to the long-term stable infrared sensor technology, the measured values are reproducible and comparable even over longer periods of time. Ideal for recurring comparative measurements. Here, you are also supported by the time and point averaging directly in the measuring instrument. By the way, the testo Smart App displays the measured values as a table or graph, stores the results and documents them. This not only makes it easy to configure the measuring instrument individually – the App also turns your smartphone into a second display!

Delivery Scope

  • testo 535 – Co2 measuring instrument with App connection and audible alarm
  • Transport bag
  • Calibration protocol
  • 3 x AA batteries

 

 

 

 

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