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 605I - THERMO-HYGROMETER WIRELESS SMART PROBE

• Quickly and accurately measures relative humidity and temperature in rooms, ducts, and chambers
• Automatically calculates dew point and wet bulb temperature
• Small diameter probe is ideal for in-duct measurements
• For all HVAC/R technicians and contractors

TESTO 845 WITH INTEGRATED HUMIDITY MODULE - INFRARED TEMPERATURE MEASURING INSTRUMENT WITH INTEGRATED HUMIDITY MODULE

• Switchable optics for far-field (75:1) and close-focus (1 mm, distance 70 mm) measurements
• Humidity module for determining surface moisture
• Instrument memory for 90 measurement protocols
• Visual and acoustic alarm if limit values exceeded

TESTO 476 - POCKET STROBE HANDHELD STROBOSCOPE

• High adjustment accuracy and stability thanks to dynamic setting dial
• High light intensity thanks to high-performance xenon flashlamp
• Powerful Li-Ion rechargeable battery pack for at least 2 hours of continuous operation
• Extremely short flash duration (< 9 µs)

TESTO 830-T4 - INFRARED THERMOMETER WITH 2-POINT LASER MARKING (30:1 OPTICS)

• 30:1 optics for measuring temperature at a distance, even on small objects
• Fast measurement value recording at two measurements per second
• 2-point laser for spot sighting
• Display illumination

TESTO 460 - TACHOMETER

• Optical rpm measurements
• LED measuring spot marking
• Easy to read display / backlit for use in all lighting conditions
• Comprehensive accessories: reflective markers / protective cap / belt bag

TESTO 875I-2 DELUXE KIT - ADJUSTABLE FOCUS THERMAL IMAGER (160 X 120 FPA)

• Thermal sensitivity to <50mK will show even minimal temperature differences
• Large 3.5" LCD screen, and 160 x 120 resolution ensures easy onsite image analysis
• Power LEDs guarantee optimal illumination for both the digital pictures, as well as optical thermal im
• Solar mode enters and saves sunlight values for each thermal image

TESTO 440 - AIR VELOCITY AND IAQ MEASURING INSTRUMENT

• Intuitive: Clearly structured measurement menus for volume flow, degree of turbulence, heating/cooling output, mold detection, and long-term measurement, such as CO2
• Wireless: Optional Bluetooth probes for extra convenience when measuring, and less cable clutter in your instrument's case (probes sold separately)
• Clear Overview: Large graphic display with parallel display of 3 readings
• Reliable: Internal memory for data storage and USB port for data export

TESTO 206 PH3 - ONE-HAND PH/TEMPERATURE MEASURING INSTRUMENT FOR CONNECTING EXTERNAL PROBES

• External pH probe can be connected - for flexible use
• Automatic final value recognition
• Robust and waterproof thanks to TopSafe (IP 68)
• Automatic temperature evaluation (if a probe with temperature sensor is connected)

TESTO 510 - DIGITAL MANOMETER

• Temperature and air density compensation for accurate airflow measurements
• Measures differential pressure to 40 in. H2O
• Backlit display ensures easy readability in low light situations
• Temperature compensated pressure sensor

TESTO 160 IAQ - WI-FI DATA LOGGER WITH DISPLAY AND INTERNAL SENSORS FOR TEMPERATURE, HUMIDITY, CO2, AND ATMOSPHERIC PRESSURE

• Ideal for monitoring indoor air quality (IAQ)
• Optional paintable logger cover helps conceal the logger in an exhibit
• Logger sends data to the Testo Cloud using your existing Wi-Fi network, alarms by email (Basic License), and optional text messages with the Advanced License
• Simple to install, integrate, and operate; the air quality is displayed with traffic light style green, yellow, and red LED notifications