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Vaisala HUMICAP® Hand-Held Humidity and Temperature Meter HM40

HM40_standard_and_remote_210x170
Vaisala HUMICAP 40 Years!

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    Overview
    The Vaisala HUMICAP® Hand-Held Humidity and Temperature Meter HM40 is a compact and portable humidity meter at hand everywhere you go. It is an ideal spot-checking tool that is easy to use and provides reliable measurement. It can be used for a wide range or various portable measurement applications.

    • Humidity measurement range 0...100 %RH
    • Operating temperature range -10 °C...+60 °C
    • Display a wide range of quantities: RH, T, Td, Tw, a, x, h
    • Graphical display indicates when measurement has stabilized
    • Compact and robust housing
    • Hold-button to freeze the screen and save the reading
    • Multilingual user interface with 10 languages
    • The interchangeable measurement probe HMP113 can be user calibrated
    • Incorporates the proven Vaisala HUMICAP 180R® sensor
    Technical Specifications

     Technical Specifications

    Performance
    Relative humidity measurement

     

    Measurement range
    Accuracy (including non-linearity, hysteresis, and repeatability):
       at 0 ... + 40 °C (32 ... 104 °F)

       at -10...0 °C and +40 ... +60 °C
       (14 ... 32 °F and 104 ... 140 °F)

    Factory calibration uncertainty at +20 °C (68 °F)
    Humidity measurement response time (90%) with plastic grid filter
    Stability
    Humidity sensor

    0 ... 100 % RH


    ± 1.5 %RH (0 ... 90 %RH)
    ± 2.5 %RH (90 ... 100%RH)

    ± 3.0 %RH (0...90 %RH)
    ± 4.0 %RH (90 ... 100 %RH)

    ± 1.5 %RH


    17 s
    ± 2 %RH over 2 years
    HUMICAP® 180R

    Temperature 

     

    Measurement range
    Accuracy over temperature range:
       at 0 ... +40 °C (32 ... 104 °F)
       at -10 ... 0 °C and +40 ... +60 °C
       (14 ... 32 °F and 104 ... 140°F)
    Temperature Sensor

    -10 ... +60 °C (14 ... 140 °F)


    ± 0.2 °C (0.36 °F)

    ± 0.4 °C (0.72 °F)
    Pt1000 RTD 1/3 Class B IEC 751

    Mechanics

     

    Dimensions (H x W x D)
    Weight
       With standard probe
       With handle
    Materials
       Meter body
       Probe holder
       Probe
       Filter
    Housing classification
    Mechanical drop endurance

    230 x 72 x 44 mm

    230 g
    330 g

    PC/ABS blend, acrylic display lens
    PC/ABS blend (grey)
    PC/ABS blend (white)
    PC (glass reinforced)
    IP54
    0.4 m with probe attached
    1.0 m without the probe

    General

     

    Power-up time
    Batteries
    Calculated parameters
    Menu languages


    Display
    Operation time
    Operation temperature range
    Storage temperature range
    Electromagnetic compatibility
    (EMC)

    < 3 s
    2 x AA sized, 1.5V 
    Td, Tw, a, x, h
    English, German, French, Finnish, Spanish, Swedish, Chinese (simplified), Russian, Japanese, Portuguese
    LCD (140 x 160 pixels)
    typical 100 hours (without backlight)
    -10 ... +60 °C (14 ... 140 °F)
    -30 ... +70 °C (-22 ... 158 °F)
    European Union directive
    EN61326-1 for portable equipment

    Accessories and spare parts

     

    HMP113 probe for HM40*
    HM40 handle and cable
    Plastic nut for HMP113 attachment (3 pcs)
    NiMH rechargeable batteries (4 pcs)
    External battery recharger with USB connection and 2 batteries
    NiMH rechargeable batteries (4 pcs)
    Plastic grid for HMP113 probe
    Plastic grid with membrane filter for HMP113 probe
    Belt clip (3 pcs)
    Battery cover (3 pcs)


    HM40HANDLE

    DRW238590SP
    229247SP


    229249SP
    229247SP

    DRW236214SP

    230727SP
    227710SP
    225688SP

    *See the HM40 order form when ordering a spare probe for HM40.

    For complete specifications, please see the brochure or user guide in "Documents".

    Documents