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    UNI-T UT309A HVAC Infrared ThermometerSGL Laser / IP54 / D:S Ratio- 10:1

    # UT309A

    • Professional infrared thermometers can determine surface temperature through measuring infrared energy radiated by the target surface.
    • Designed to meet one of the highest protection ratings in UNI-T’s product line, with IP65 and 3m drop proof.
    • With a rapid response rate of 250ms.
    • 3m drop proof; IP65
    • Large LED display with backlight
    • MAX/MIN/AVG/DIF mode
    • High/Low temperature alarm with LED indication
    • Lock measurement
    • Data hold/auto power off function
    SpecificationsRange
    ModelUT309A
    Temperature -35 ~ 450°C
     -31~ 842°F
    Temperature testing precision≥0°C: ±1.8°C or  ±1.8%
    ≤0°C: +/-(1.8°C + 0.1°C/°C)
    ≥32°F: ±3.6°F or ±1.8%
    ≤32°F: +/-( ±3.6°F + 0.2°F/°F)
    Repeated accuracy±1.0°C or  ±0.8%
    Display resolution0.1°C/0.1°F
    D:S (Distance to Spot Size)10:10
    Response time250ms (95% of reading)
    Emissivity (adjustable, step length: 0.01)0.95
    Laser countSingle point laser
    Laser typeType 2 (Ⅱ)
    Laser power<1mW
    Laser wavelength630nm ~ 670nm
    Spectral response8μm ~ 14μm
    Features
    °C/ °F selection
    Laser switch
    Display hold(s)8
    Data hold
    Auto power off
    Low battery indication
    Locking measurement
    MAX
    MIN
    Difference
    Mean
    High temperature alarm (red LED)
    Low temperature alarm (blue LED)
    LCD backlight
    Power-off memory
    Protection gradeIP65
    Drop test3m
    Tripod mounting holes
    General Characteristics
    Power supply9V battery (6F22)
    LCD size32mm × 29mm 
    Device colorRed and grey
    Device weight292g
    Device size

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