1. This product was added to our catalog on Sunday 16 December, 2012.

    Testo 425 - Compact Thermal Anemometer
    [0560 4251]

    Price:  £414.00

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  2. Testo 425 - Compact Thermal Anemometer

    With fixed velocity probe incl,
    temperature measurement and
    telescope (max. 820 mm),
    battery and calibration protocol


    • Temperature, flow and volume flow measurement

    • Multi-point and timed mean calculation

    • Max/min values

    • Hold button to freeze readings

    • Display light

    • Auto Off function

    • TopSafe, the indestructible protective case (optional)


    Description
    The compact testo 425 anemometer with permanently attached thermal flow probe (probe head Ø 7.5 mm) incl. telescopic handle. Volume flow is shown directly in the display.
    Accurate volume flow calculation thanks to easy input of duct area. In addition, it is also possible to switch to the current temperature reading.
    Timed and multi-point mean calculation provide information on mean volume flow, flow speed and temperature reading.
    Min/max values can also be shown in the display.
    The Hold function makes it possible to freeze current readings in the display.

    Technical Data
    Temp Probe - NTC
    Meas. range-20 to +70 °C
    Accuracy±0.5 °C (0 to +60 °C), ±0.7 °C (remaining range)
    Resolution0.1 °C
    Air Probe- Thermo
    Meas. Range0 to 20 m/s
    Accuracy±(0.3 m/s + 5% of mv)
    Resolution0.01 m/s
    ....................
    Storage temperature-40 to +85 °C
    Operating temperature-20 to +50 °C
    Battery type9V battery
    Battery life20 h
    Weight285 g
    Dimensions182 x 64 x 40 mm
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