Temperature measurement

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.

• 3 in 1 Measurements Temperature, air flow & volumetric flow calcualtion 

• Extendable telescopic probe 

• Single & multi-point averaging 

• Hold button to freeze readings 

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.

• Adjustable emissivity from 0.2 to 1.0 

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

• Audible/visual alarm 

• Backlit display 

The testo 830T2 - 2 Point IR 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. 

• Connecting port for one type K external
  temperature sensor 

• Large, backlit, easy to read display 

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

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With the testo 405i hot wire anemometer, you can measure air velocities, temperatures and volume flows. Via Bluetooth, the readings are transmitted wirelessly straight to the testo Smart Tools App on your smartphone or tablet. You can view the values conveniently and use numerous intelligent features: 

• for measuring volume flow, air velocity and temperature

• Simple configuration of the dimension and geometry of the duct cross-section for determining the volume flow

• Convenient for working in ventilation ducts thanks to its telescopic tube, which can be extended up to 400 mm

• Really convenient to operate thanks to the testo Smart Tools App (e.g. easy viewing of readings, measurement data trend, log function) 

With the Testo Smart Tools VAC set, you can check air velocities, humidity, volume flows and temperatures in, on and around air conditioning systems. The robust testo Smart Case enables the measuring instruments to be conveniently transported and ensures that they are always to hand when needed.

• Easy parametrization of the outlet/duct cross-section for measuring the volume flow

• List of multiple volume flows and calculation of the total volume flow (in the log)

• Identification of mould risk thanks to the combined utilization of testo 605i and testo 805i

• Rapid image documentation with IR temperature readings and measuring spot marking

Use the testo 405 Low Cost 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. 

• 3 in 1 Air temperature, air velocity
  & volumetric Air flow 

• Telescopic handle to 300 mm 

• Illuminated display

• Volume flow calculation up to 99,990 m3/h 

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

Air flow measurements in ducts, temperature measurements in laboratories, humidity measurements in production, pressure difference measurements in clean rooms. The Testo 480 climate measurement meter with a wide range of optional probes that allows you to measure, analyse and log these and a variety of other parameters with only one device. 

• Measure multiple parameters Temperature, Humidity, Pressure Turbulence, Heat radiation, Co2 Lux, PMV/PPD, WBGT 

• Professional software for reporting & data logging 

• Highly accurate digital probes 

• Intelligent calibration concept

Cold storage rooms, warehouses & outdoors, the testo 110 Probe Thermometer 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. 

• Accurate in very low temperature ranges 

• Audible alarm, user-defined thresholds 

• HACCP Certified 

• Clear 2 line display 

Ideal for quick 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. 

• Anemometer with 40MM vane 

• 2 in 1 Air Velocity & Air Temperature 

• Windchill calculation for outside areas
  (perceived temperature) 

• Calculates dew point and wet bulb temperature 

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. 

• Anemometer with 40MM vane 

• 2 in 1 Air Velocity & Air Temperature 

• Windchill calculation for outside areas
  (perceived temperature) 

• Timed mean value calculation 

The Testo 810 2in1 IR 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 &
  Air temperature 

• Display of the temperature difference 

• Adjustable emissivity levels 

• 6:1 optics 

Professional measuring technology in a small format: the compact testo 410i vane anemometer with smartphone operation measures the volume flow, air velocity and temperature at air outlets quickly and reliably. The testo Smart Tools App enables readings to be viewed conveniently and offers intelligent additional functions. 

• Measurement of air velocity, volume flow and temperature

• Display of the volume flow of multiple outlets in order to adjust systems

• Easy parametrization of the outlet (dimension and geometry)

• Convenient viewing of readings on a smartphone/tablet with the testo Smart Tools App 

The Testo 435-2 multi function meter is designed to allow you to carry out multiple measurements that are necessary to check and adjust ventilation and air conditioning systems and assess the quality of the indoor air. 

• Measures Multiple Parameters
  C, RH, Co2, Co, Pressure, Draught,
  Air velocity, Volumetric Flow, Turbulance,
  U Value, Lux 

• Illuminated Display 

• Large Range of Probes 

• Large display 

Determine the noise level quickly, easily and reliably in your day-to-day work: with the testo 815 sound level meter. 

• Maximum and minimum value memory 

• Frequency weighting to Characteristic A and C 

• Switchable time weighting Fast / Slow 

• Robust & compact 

Combined with a smartphone or tablet, the testo 115i clamp thermometer is the ideal temperature measuring instrument for carrying out servicing and troubleshooting on air conditioning and refrigeration systems, as well as for installing them. It can also be used to measure flow and return temperatures.

• Measurement of the flow and return temperature of heating systems

• Measurement of temperatures in refrigeration systems in order to calculate superheating and subcooling

• Easy to use at measuring points that are far apart

• Rapid detection of temperature changes via graphical progress display

Check ambient temperatures and temperatures in ducts and at air outlets quickly, easily and professionally: with the testo 905i thermometer, which is optimized for your smartphone, nothing could be simpler.

• Rapid detection of temperature change via graphical progress display

• Measuring range -50 to +150 °C

• Measurement data analyzed and sent via testo Smart Tools App 

Carry out non-contact and App-controlled measurement of wall temperatures, as well as fuse and component temperatures in air conditioning systems: with the professional testo 805i infrared thermometer with 8-point laser circle for highly visible measuring spot marking. 

• Non-contact infrared measurement of surface temperature

• Easy selection of emission level via stored materials list

• Highly visible marking of the measuring spot thanks to 8-point laser

• Image documentation with readings and measuring spot marking

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 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