Air humidity meters

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

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

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

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

Ram electrodes guarantee precise moisture measurements in wood and building materials

Ideal for carrying out relative humidity and air temperature measurements to check storage and drying

Identifying and preventing problems using dew point and wet bulb calculations

Easy to use; backlit display for use in all lighting conditions

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

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

Easy temperature and humidity measurement

Calculation of dew point and wet bulb temperature

Illuminated display

Capacitive humidity sensor with long-term stability

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

Optionally available sensors for moisture, temperature, pressure dew point and absolute pressure measurements

2 plug-in sensors and 3 wireless sensors can be connected

Super-size memory for up to 10 000 readings

USB cable and PC software for archiving and logging measuring data included

Probes available as an option mean you can measure air humidity, temperature, absolute pressure and dew point in compressed air

Two plug-in probes and 3 radio probes can be attached

Calculates dew point and dew point distance

Display of min., max. and mean values

Measures the temperature and humidity in the room and alerts the room’s occupants when thresholds are reached

Large, easy-to-read display: shows the current reading and provides you with an at-a-glance 90-day statistic snapshot

Long-term stable sensor – for long-term, high-quality measurements

Table and wall mount included

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

High-precision humidity measurement up to ± 1% RH

Internal reading memory (3,000 readings)

Convenient data evaluation via optional PC software

Possibility of attaching a really wide range of optional probes thanks to a large accessory portfolio

Evaluate renovation measures quickly and flawlessly

Easy probe attachment, even in inaccessible places

Proof of service thanks to report creation 

Integrated memory and easy evaluation with PC software

Intuitive: clearly structured measurement menu for long-term measurements as well as the parallel determination of humidity and air temperature in storage, refrigerated and work rooms and also in ventilation ducts

Precise: calculation of dew point, wet bulb temperature and absolute humidity

Convenient: wireless probe, internal data storage and USB port for data export

As multifaceted as your challenges themselves: the air velocity and IAQ measuring instrument can be expanded with a large portfolio of digital probes