Perform temperature and moisture measurements on walls, monitor and check air conditioning and ventilation systems, service and inspect industrial systems, and ensure constantly high levels of quality in production processes. Ideal for a wide range of industrial and commercial applications.

What the testo 835-H1 infrared thermometer and moisture meter can do

Measure surface temperature / RH and check dew point / surface moisture
Timely detection of mold in buildings
Carry out quick and safe measurements on small / moving / hard to reach objects

State of the art technology and easy handling

4-point laser shows exact measuring zone, effectively preventing incorrect measurements
50:1 optics for excellent surface temperature measurements, even over greater distances (distance 16 ft = 4 in. measurement spot)
Adjustable degree of emission (for measuring a wide variety of different surfaces)
Connectivity for temperature sensors for additional contact measurements (for materials with low degrees of emission). Simply connect optional temperature sensor
Easy to use, easy to follow menu guide, thanks to icons and joystick
Generate measuring points and save up to 200 measurements
Define individual alarm thresholds, acoustic and optical alarm
Display min/max values
Backlit display

More products TESTO

TESTO 805I - INFRARED THERMOMETER WIRELESS SMART PROBE

• Measures non-contact temperature
• Optic target ratio (10:1)
• Measurement area indicated by a circular laser pattern, which assures accurate assessments
• Photograph objects with smart device, capturing measurement marker and temperature values for reference and reporting

TESTO 608-H2 - THERMAL HYGROMETER

• 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

TESTO 174H - MINI TEMPERATURE AND HUMIDITY DATA LOGGER

• Provides reliable and economical temperature and humidity monitoring of products in storage and transport
• Large easy to read display
• Large measurement data memory capable of storing 16,000 temperature and humidity readings
• Longlife NTC thermistor temperature and humidity sensor for reliable and accurate measurements

TESTO 176H2 - FOUR-CHANNEL HUMIDITY AND TEMPERATURE DATA LOGGER

• Parallel temperature and humidity measurement
• External temperature and humidity probes for quick, accurate measurements
• Rugged metal housing to protect the logger against impact, dirt, and moisture
• Large data memory capable of storing 2,000,000 measurements

TESTO 810 - POCKET-SIZED TEMPERATURE MEASURING INSTRUMENT

• Infrared measurement with 1-point laser sighting and 6:1 optics ratio
• Display of differential temperature, such as between a window and air
• Hold function and min./max. values
• Display illumination

TESTO 440 - INDOOR COMFORT COMBOKIT WITH BLUETOOTH

• Accurate measurement results, thanks to air density compensation via integrated absolute pressure measurement
• Measuring range: 0 to 10,000 ppm, 14 to 122 °F, and 5 to 95% RH
• The Bluetooth handle makes it more convenient to carry out your measurements and guarantees less cable clutter in your case - it transmits readings to the testo 440, from up to 65 feet away
• Practical button on the handle - for storing individual readings
• Versatile - the universal handle can be connected to all probe heads, so you can take care of more applications, and use less equipment

TESTO 340 INDUSTRIAL FLUE GAS ANALYZER 0632-3340

• More reliability, more convenience and even more parameters�
• The Testo 340 is equipped with an O2 sensor as standard
• Three additional sensors such as CO, COlow, NO, NOlow, NO2 or SO2 can be individually configured at any time.
• This guarantees highest flexibility when adapting to changing applications and measurement jobs.

TESTO SAVERIS 2-T3 - WI-FI DATA LOGGER WITH 2 EXTERNAL TC TEMPERATURE PROBE CONNECTIONS

• Plug-in thermocouple (TC) probes
• Large, easy to read display
• Automatically transmits data over 2.4 GHz Wi-Fi networks
• Stores up to 10,000 values per channel

TESTO - MINI THERMOMETER

• Adjustable min./max. alarm
• Permanently connected probe
• With clip for set-up, wall mounting or attachment
• Measuring range: -50 to 150 °C

TESTO 535 - CO2 METER

• Quick and accurate CO2 measurements
• Long term measurements using max / avg values
• Long term stable / maintenance free infrared sensor
• Optional testo turbo printer for printouts on site