Temperature measurement

The testo 410-1 vane anemometer measures air velocity and air temperature. Use it to carry out quick spot measurements at ventilation grilles (air outlets). The anemometer is also ideal for use outdoors. It displays the units m/s, km/h, fpm, mph and kts, and also calculates wind chill and the Beaufort wind force.

• Vane anemometer with permanently installed 40 mm vane

• Measurement of air velocity and air temperature

• Calculates wind chill and the Beaufort wind force

• Practical: with single-point averaging, max/min and Hold function

Vane anemometer with telescopic sensor – ideal for carrying out airflow measurements in air ducts.

• Permanently connected telescopic sensor – maximum length 890 mm, diameter 16 mm

• Airflow measurements, selective and time mean values for calculating air volume

• Hold function; min/max display; auto power off

• Calibration certificate and batteries included

The testo 810 infrared thermometer allows the simultaneous measurement of the air temperature and surface temperature of the object being measured - without contact. The infrared temperature measuring instrument automatically displays the temperature difference. This makes it particularly suitable for use in the heating, ventilation and air conditioning trade.

• Simultaneous measurement of the surface temperature and air temperature

• Non-contact measurement of the surface temperature (infrared thermometer)

• Display of the temperature difference

• Adjustable emission level

The functional testing of ventilation and air conditioning systems includes monitoring the flow speed in ventilation ducts. If the air flow velocity and volumetric flow are not set correctly, the room air quality may suffer. The testo 425 thermal anemometer measures the flow speed and automatically calculates the volumetric flow.

• Temperature and flow measurement as well as volumetric flow calculation

• Permanently attached extendible telescopic probe – maximum length 820 mm, diameter 7.5 mm

• With single and multi-point averaging

• Hold function, display of min/max value, Auto-off function

Cold storage rooms, cold storage warehouses, outdoors: the testo 110 digital temperature meter shows what it’s really made of when temperatures start to drop. Thanks to the NTC technology tucked away inside, it can measure temperatures in very low temperature environments.

• Extremely accurate, also in very low temperature ranges, i.e. cold storage rooms

• Optional connectable temperature sensor and wireless sensor for different applications in the field

• Audible alarm, user-defined thresholds

• HACCP compliant, certified according to EN 13485 for use in the food sector

Use the testo 405 thermal anemometer to measure air velocity, volumetric flow and air temperature. It is suitable for carrying out quick check measurements in ventilation ducts and for measuring the air velocity in rooms, e.g. at draughty windows.

• Measurement of air velocity, volumetric flow and air temperature

• For measurements in ventilation ducts and in rooms

• Particularly precise in the range between 0 and 2 m/s

• Telescope extendible to 300 mm

The testo 417 vane anemometer allows you to carry out quick and precise measurements at air inlets and outlets. The easy-to-read display shows air flow speed and direction as well as volumetric flow rate and temperature. The meter can also calculate the mean time value, average value and minimum and maximum value at the touch of a key.

• Compact anemometer with integrated 100 mm vane

• For measuring air flow, volumetric flow rate and temperature

• Ideal for carrying out measurements at air inlets and outlets

• For carrying out measurements at disk valves, ventilation grilles and ceiling diffusers using optionally available accessories

Ideal for rapid measurement at ventilation grilles (air outlets) and for inspecting air conditions – also outdoors: use the testo 410-2 vane anemometer to measure humidity, as well as air velocity and air temperature. Dew point and wet bulb temperature, wind chill or Beaufort wind force: the anemometer can accomplish the calculation of all these parameters at the touch of a button.

• Permanently installed vane with a diameter of 40 mm

• Measurement of air velocity, air temperature and humidity

• Calculates dew point and wet bulb temperature, wind chill and Beaufort wind force

• Includes single-point averaging, max/min and Hold function

testo 435 is a series of multi-function climate measuring instruments made by Testo. The testo 435-1 version is the entry-level measuring instrument in this series. You can use this to carry out measurements which you need to adjust ventilation and air conditioning systems and assess air quality. For this we offer you a comprehensive range of optional probes and sensors to choose from.

• You have the option of connecting thermal anemometers and vane anemometers for measuring air velocity and volumetric flow in ventilation ducts

• Air quality: measurement of CO₂, air humidity, air temperature and absolute pressure with the optional IAQ probe

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

• Illuminated display

The testo 830-T1 infrared thermometer allows efficient, non-contact surface temperature measurements to be carried out. The IR thermometer will leave you well equipped, especially for control readings in trade and industry: The gun-style design is easy to handle and the integrated processor provides accurate measurement results.

• Infrared thermometer for non-contact surface temperature measurements

• 10:1 optics and high resolution processor for accurate measurement results

• Easy to use thanks to the gun-style design

• Adjustable emission level

You can keep a close eye on indoor air quality with the testo 445 climate measuring instrument: the allrounder can measure up to 6 parameters (with the appropriate probe), which can help you make a professional assessment of indoor air quality. The climate measuring instrument therefore supports you in adjusting and checking ventilation and air conditioning systems.

• 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

testo 435-3 – multi-function climate measuring instrument with integrated differential pressure measurement. You can use this to carry out measurements which you need to adjust ventilation and air conditioning systems and assess room air quality. For this we offer a comprehensive range of optional probes and sensors to choose from.

• 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

The practical infrared thermometer testo 835-T1 offers maximum safety and precision when measuring the temperature of smaller objects from a medium distance.

• Reliable IR measurement up to 600 °C 

• IR measurements from a safe distance

• Memory for up to 200 readings; easy analysis with free-to-download software

• 4-point-laser and 50:1 optics for precise measurements over greater distances 

The testo 830-T2 infrared thermometer enables you to carry out efficient, non-contact surface temperature measurements. The IR thermometer will ensure that you are well equipped, especially for undertaking control measurements in trade and industry: the gun-style design is easy to handle and the integrated processor provides accurate measurement results.

• Infrared thermometer for non-contact surface temperature measurements

• 12:1 optics and high resolution processor for accurate measurement results

• Contact measurement possible with connectable temperature probe (TC type K)

• Adjustable emission level

The testo 830-T4 infrared thermometer also achieves accurate results at greater distances during non-contact surface temperature measurement. This is provided by its 30:1 optics and powerful processor. The infrared temperature measuring instrument carries out measuring tasks in trade and industry quickly and efficiently.

• Infrared thermometer for non-contact measurement of surface temperatures

• Accurate results thanks to its 30:1 optics and high resolution processor

• One-handed operation is easy thanks to the gun-style design

• One temperature probe can be connected for additional contact measurement (optional)

The testo 835 T2 infrared thermometer reveals just what it’s made of long after other infrared thermometers have given up. The testo 835 T2 allows you to measure temperatures up to 1 500 °C and moving objects safely and reliably.

• Extended temperature range for reliable measurements up to 1 500 °C

• IR measurements from a safe distance; precise measuring of moving objects

• Memory for up to 200 readings; easy analysis with free-to-download software

• 4-point-laser and 50:1 optics for precise measurements over greater distances

Non-contact temperature and moisture measurements – with only one device. The testo 835-H1 infrared thermometer not only measures the temperature but has an intergrated moisture sensor that allows you to measure moisture too.

• Measure temperature, moisture and dew point with only one device

• Calculate the surface moisture content

• Easy and comfortable to use: easy-to-follow menu guide, can save up to 200 readings, data analysis with free-to-download software

• Four-Point-Laser and 50:1 Optics for precise measurements even over long distances

Get the testo 417 vane anemometer with integrated 100 mm vane now, in a set that includes two measurement funnels, a volume flow straightener and other accessories. This ideally equips you to carry out volume flow measurement at plate outlets, ventilation grilles and swirl outlets.

• testo 417 vane anemometer for measuring air flow velocity, volume flow and temperature

• Attachable measurement funnels make this ideal for measuring volume flow at ventilation outlets

• Also suitable for swirl outlets: thanks to the flow straightener, precise measurements can also be taken at swirl outlets

• Important accessories included in the set: measurement funnels, flow straightener and a bag for storage

You can use the testo 435-2 multifunction measuring instrument to carry out all the measurements you need to adjust ventilation and air conditioning systems and assess indoor air quality. You have many optional sensors and probes to choose from which you can attach to the climate measuring instrument. This set already provides you with several probes and with accessories.

• testo 435-2 multifunction measuring instrument for the adjustment and testing of air conditioning and ventilation systems

• Several attachable probes included in the set (vane probes, temperature/humidity probes)

• Additional optional probes available for a really wide range of measuring purposes

• Large instrument memory for up to 10,000 readings

The testo 435-2 indoor air quality meter allows you to carry out all the measurements that are necessary to check and adjust ventilation and air conditioning systems and assess the quality of the indoor air. Select from a wide range of probes and sensors. Because it’s you know best what your meter needs to be able to do!

• Comprehensive range of measuring functions using optionally available accessories – e.g. anemometers, moisture sensors, lux and degree of turbulence sensors

• Super-size memory for up to 10 000 readings

• Displays dew point difference, min, max and mean values

• PC software for analyzing and logging measuring data