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    TESTO 425 Thermal Anemometer with Flow Probe

    # 425

    • Temperature and flow measurement as well as volumetric flow calculation
    • Permanently attached extendible telescopic probe – maximum length 820 mm, diameter 7.5 mm
    • With single and multi-point averaging
    TESTO
    • TESTO
    • 425

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    • Temperature and flow measurement as well as volumetric flow calculation
    • Permanently attached extendible telescopic probe – maximum length 820 mm, diameter 7.5 mm
    • With single and multi-point averaging
    • Hold function, display of min/max value, Auto-off function
    General technical data
    Weight 285 g
    Dimensions 182 x 64 x 40 mm
    Operating temperature -20 to +50 °C
    Product-/housing material ABS
    Battery type 9V block battery, 6F22
    Battery life 20 h
    Storage temperature -40 to +70 °C
    Temperature – NTC
    Measuring range -20 to +70 °C
    Accuracy ±0.5 °C (0 to +60 °C)

    ±0.7 °C (Remaining Range)

    Resolution 0.1 °C
    Velocity -Thermal anemometer
    Measuring range 0 to +20 m/s
    Accuracy ±(0.03 m/s + 5 % of mv)
    Resolution 0.01 m/s
    • Testo 425 thermal anemometer with permanently attached flow probe including temperature measurement and telescope (max. 820 mm)
    • battery

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