The Vaisala HM40 handheld temperature and humidity meter from Finland is easy to carry and can be used for measuring various parameters. It is reliable and easy to use, making it the ideal choice for online measurement. HM40 adopts a new interchangeable probe HMP113, which is lightweight, convenient, and has a fast response speed to temperature and humidity.

Characteristics of Vaisala HM40 Handheld Temperature and Humidity Meter in Finland:

Humidity measurement range: 0 .. 100 %RH

Working temperature range: -10 ° C...+60 ° C

Using HUMICAP ® 180R sensor

Interchangeable probe HMP113, users can calibrate it themselves

chart display

Press and hold the button to store screen information

Multi language interface options (English, German, French, Japanese, Chinese, Finnish, etc.)

Advantages of Vaisala HM40 Handheld Temperature and Humidity Meter in Finland:

Convenient and compact, easy to use

Can measure multiple parameters (Td, Tw, a, x, h)

Can provide standard remote probes

The ideal choice for online detection.

Technical parameters of Vaisala HM40 handheld temperature and humidity meter from Finland

relative humidity

Range 0 .. 100 %RH

Accuracy (including nonlinearity, hysteresis, and repeatability)

At 0 .. +40 °C(+32 ...+104 °F) ±1.5 %RH(0 ... 90 %RH)

±2.5 %RH(90 ... 100 %RH)

At -10 0 ° C and+40 ° C ..+60 °C

+14 . +32 ° F and+104 ° F ..+140 °F)

±3.0 %RH (0 ... 90 %RH)

±4.0 %RH (90 ... 100 %RH

+Factory calibration uncertainty ± 1.5% RH at 20 ° C (+68 ° F)

Humidity measurement response time (90%) 17 seconds when using a plastic grille filter

Measurement stability within two years ± 2% RH

Humidity sensor HUMICAP 180R

temperature

Measurement range -10 .. +60 °C(14 ... 140 °F)

Measurement accuracy within the temperature range

At 0 .. +40 °C(+32 ... +104 °F) ±0.2 °C(0.36 °F)

At -10 0 ° C and+40 ° C .. +60 °C

(+14... 32 ° F and+104 .. +140 °F) ±0.4 °C(0.72 °F)

Temperature sensor Pt1000 RTD class F0.1 IEC 60751

Start time<3 seconds

Battery size 2 x AA, 1.5 V

Calculate parameters: dew point temperature Td, wet bulb temperature Tw, * * humidity a

Mixing rate x, enthalpy h

Menu language: English, German, French, Finnish, Spanish

Swedish, Chinese (Simplified), Russian, Japanese, Portuguese

LCD display screen 140 x 160 pixels

Normal working time of 100 hours (without backlight)

Working temperature range -10 .. +60 °C(+14 ... +140 °F)

Storage temperature range -30 degrees Celsius .. +70 °C(-22 ... +158 °F)

Electromagnetic Compatibility EU Directive (EMC)

EN61326-1 Portable Devices