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  • FLUKE 971 Temperature Humidity Meter

    # 971

    • Compact and lightweight (188 g /6.6 oz)
    • Temperature range from -20 °C to 60 °C (-4 °F to 140 °F)
    • Relative humidity from 5% to 95%

    Temperature and humidity are two important factors in maintaining optimal comfort levels and good indoor air quality. Quickly and conveniently take accurate humidity and temperature readings with the Fluke 971. The Fluke 971 is invaluable for facility maintenance and utility technicians, HVAC-service contractors, and specialists who assess indoor air quality (IAQ). Lightweight and easy to hold, the Fluke 971 is the perfect tool for monitoring problem areas. With a rugged holster and protected sensor, the Fluke 971 is built to perform and made to last.


    Key features

    • Backlit dual display of humidity and temperature
    • Measures dew point and wet bulb temperatures
    • 99 record storage capacity
    • Ergonomic design with belt clip and protective holster
    • Quick-response capacitance sensor
    • Compact and lightweight (188 g /6.6 oz)
    • Temperature range from -20 °C to 60 °C (-4 °F to 140 °F)
    • Relative humidity from 5% to 95%
    • Min/Max/Avg Data hold
    • Low battery indicator


    Temperature-20°C to 60°C (-4°F to 140°F)
    Temperature accuracy0°C to 45°C (±0.5°C)
    -20°C to 0°C & 45°C to 60°C (±1.0°C)
    32°F to 113°F (±1.0°F)
    -4°F to 32°F and 113°F to 140°F (±2.0°F)
    Resolution0.1°C / 0.1°F
    Temperature update rate500 ms
    Temperature sensor typeNTC
    Relative humidity range5% to 95% RH
    Relative humidity accuracy10% to 90% RH @ 23°C (73.4°F) (±2.5% RH)
    (< 10%, > 90%RH @ 23°C (73.4°F) (±5.0% RH)
    Humidity densorElectronic capacitance polymer film sensor.
    Data storage capacity99 points
    Response time (humidity)For 90% of total range – 60 s with 1 m/s air movement
    Environmental Specifications
    Operating temperatureTemperature: -20°C to 60°C
    Humidity: 0°C to 55°C
    Storage temperature-20°C to 60°C at < 80% R.H. (with battery removed)
    Mechanical and General Specifications
    Weight190 g (6.7 oz)
    Dimensions194 x 60 x 34 mm
    Battery type4 AAA alkaline batteries
    Battery Life200 Hours
    • Operation manual
    • 4 AAA alkaline batteries

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