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    testo 174 H - Mini data logger for temperature and humidity with USB-C and PC Software

    0572 1741 02
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  1. Professional software with Excel export function for programming the logger and for data analysis, as well as for creating reports in PDF format
  2. Wide temperature measuring range from -22 °F to 158 °F
  3. Secure automatic data backup when the battery is empty or during a battery change
  4. Convenient measurement data storage for up to 16,000 readings
    5. The testo 174 H mini data logger is the ideal solution for commissioning, inspection and maintenance of all HVAC/R systems. It monitors temperatures from -22 °F to 158 °F, allows for easy data reading via USB-C and utilizes professional software for efficient analysis and Excel export for simplified documentation.
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      Time-saving and intuitive data readout via USB-C

      Time-saving and intuitive data readout via USB-C

    The testo 174 H mini data logger is ideal for efficient commissioning, inspection and maintenance of all HVAC/R systems, as well as for convenient fault diagnosis and monitoring of the indoor climate. It reliably records temperature and humidity within a measuring range of -22 °F to 158 °F, displays current values and limit value violations and stores up to 16,000 readings. With user-friendly programming and evaluation via professional software, including Excel export and PDF reporting, it provides accurate and convenient monitoring and documentation.

    Programming and analysis with the temperature and humidity data logger

    You can choose between two software versions for programming and reading your data logger and analyzing the data on a PC:
    • ComSoft Basic software – available as a free download – for quick data logger programming and simple data analysis
    • ComSoft Professional software – available as an optional extra – offers various options for more detailed analysis of temperature and humidity readings
    Caution: Please download the latest version of the software before using the USB logger. You will find this in the download section.

    testo 174 H mini temperature data logger including wall bracket, battery (2 x CR2032 lithium), USB 2.0 data transfer cable and test report.

    Temperature - NTC

    Measuring range
    -4° to 158 °F / -20 to +70 °C
    Accuracy
    ±0.9 °F (-4° to 158 °F) / ±0.5 °C (-20 to +70 °C)
    Resolution
    0.1 °F / 0.1 °C

    Humidity - Capacitive

    Measuring range
    0 to 100 %rH*
    Accuracy
    ±0.03 %rF/K
    ±3 %rH (2 to 98 %rH)
    Resolution
    0.1 %rH
    * Not for condensing atmospheres.

    General technical data

    Weight
    1.24 oz. / 35 g
    Dimensions
    2 x 1 x 0.7 in. / 60 x 38 x 18.5 mm
    Operating temperature
    -4° to 158 °F / -20 to +70 °C
    Housing
    Plastic
    Protection class
    IP20
    Channels
    2 internal
    Product colour
    Black
    Measuring rate
    1 min - 24 h
    Battery life
    1 year (15 min measuring cycle, +25 °C)
    Battery type
    2 lithium batteries (CR2032)
    Memory
    16,000 measuring values
    Storage temperature
    -40° to 158 °F / -40 to +70 °C