Moisture measurement

The testo 608-H1 thermohygrometer enables you to have a continuous display of the current temperature and humidity values. This means you can always keep an eye on the indoor climate.

• Continuous measurement and display of temperature and relative humidity

• Calculation and display of the dew point

• Large, clear display

• Durable quality: capacitive humidity sensor with long-term stability for many years of measurement

The testo 625 thermohygrometer comes into its own in all situations where the right indoor climate is crucial, for example in archives, storerooms, greeenhouses and buildings. The testo 625 also calculates the dew point and wet bulb temperature quickly and accurately.

• Measures air temperature and relative humidity

• Calculates dew point and wet bulb temperature

• Displays min and max values, hold function, power off mode

• Integrated longlife moisture meter for long lasting quality

The testo 608-H2 thermo hygrometer measures the air temperature, humidity and dew point and has a large, easy-to-read display and a visual alarm that is activated when a threshold is exceeded.

• Measures and displays temperature and humidity

• Calculates and displays the dew point

• LED alarm is activated when thresholds are exceeded

• Long-lasting quality: long-time stable humidity sensor guarantees years of measuring

With the Testo Smart Probes 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

Air flow measurements in ducts, temperature measurements in laboratories, humidity measurements in production, pressure difference measurements in clean rooms. The testo 480 digital temperature, humidity and air flow meter comes with a wide range of optional sensors that allow you to measure, analyse and log these and a variety of other parameters with only one device.

• 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

The compact testo 605i temperature and humidity measuring instrument features professional measuring technology in an intelligent format: it can be used in conjunction with a smartphone/tablet and the testo Smart Probes App to reliably measure air temperature and humidity in rooms and ducts.

• Automatic calculation of the dew point and wet-bulb temperature

• Measurement data analyzed and sent via testo Smart Probes App 

• Clear identification of areas susceptible to mould via traffic light principle

The testo 622 thermo hygrometer and barometer is designed to provide you with an at-a-glance look at the air temperature, relative humidity and air pressure. Ideal for monitoring the ambient air, especially in laboratories during calibration or when running experimental setups.

• Measures air temperature, relative humidity and pressure

• Ideal for monitoring the ambient air especially in laboratories

• Alarm alerts when threshold is exceeded

• Table or wall mount

The handy testo 610 thermohygrometer asurement of temperature and humidity in indoor areas. In addition, the compact instrument can also calculate the dew point and the wet bulb temperature.

• Easy temperature and humidity measurement

• Calculation of dew point and wet bulb temperature

• Illuminated display

• Capacitive humidity sensor with long-term stability

The testo 605-H1 thermohygrometer enables reliable measurement of humidity and air temperature and calculation of the dew point. It has a permanently mounted probe shaft which means it is excellent when it comes to carrying out check measurements in ventilation ducts.

• Measures relative humidity and air temperature

• Calculates the dew point

• Ideal for measurements in ventilation ducts and in rooms

• Measuring values easy to read off thanks to a pivoting display

The testo 616 professional moisture meter provides you with a precise and non-destructive means of measuring the moisture content of wood and other building materials.

• Measures the moisture content of wood and building materials quickly and reliably

• Non-destructive, precise measurements up to a material depth of 5 cm

• 10 characteristic curves for different types of building material and wood

• Backlit display, hold function, min/max memory, ergonomic design

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 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

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 ideal probe for measuring the humidity and temperature of the air in storage, refrigerated and work areas, as well as in air conditioning/ventilation ducts. Also suitable for long-term measurements.

• Humidity sensor with long-term stability

• Temperature measuring range: -20 to +70 °C

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

Measure humidity with ultra-precision: using the high-quality digital humidity and temperature probe (Ø 12 mm). Suitable for use in storage, refrigerated or work areas, as well as in air conditioning/ventilation ducts.

• High-precision humidity measurement: accuracy of up to ±1% RH

• Intelligent calibration concept

• Temperature measuring range: -20 to +70 °C

In combination with the testo 635, the robust humidity probe measures the humidity and temperature of the air. Because the probe can be used up to 125 °C, it also enables measurements in air exhaust ducts. In addition, it is suitable for measuring the material equilibrium moisture content, for example in bulk materials.

• Probe for relative humidity and air temperature measurements

• Measurements of the material equilibrium moisture content possible

• Temperature measuring range: -20 to +125 °C (briefly up to +140 °C)

The humidity module can be attached to various Testo radio handles. It enables a high level of accuracy thanks to the precise humidity sensor.

• For wireless humidity and temperature measurements

• Can be attached to different Testo radio handles (available to order separately)

• High precision in humidity measurement

• Temperature measuring range: -20 to +70 °C

The high-precision humidity/temperature probe means you can check ambient conditions in production and also climatic conditions in clean rooms with a high level of accuracy.

• High-precision humidity measurement: accuracy of up to ±1% RH

• Probe shaft diameter of 21 mm: Use with different sintered caps possible

• Can be used in the high humidity range

• Temperature measuring range: -20 to +70 °C

The standard humidity/temperature probe means you can check the indoor air climate quickly and reliably.

• Probe shaft diameter of 21 mm

• Fast response time for air temperature measurement

• Temperature measuring range: -20 to +70 °C