

The Vaisala HM40 is a compact, robust and affordable hand-held meter for various portable measurement applications. It is an ideal spot-checking tool that is easy to use and provides reliable measurement. The HM40 hand-held utilizes the interchangeable HMP110 probe that was launched earlier this year and is equipped with the latest humidity sensor technology, the HUMICAP® 180R.
Model available: HM41, HM42, HM45, HM46
Vaisala Official Distributor in Humidity, Dewpoint, Continuous Monitoring System (CMS) viewLinc (2015),
Temperature, CO2, Barometric Pressure, Moisture in Oil, Wind etc in Malaysia since 1990s
Model | HM40 (replacement of HM34C) | |
Fixed / Portable | Portable | |
Measurement Range | 0-100% rH | |
Accuracy | ±2%rH | |
Remarks | The main features and benefits of the HM40: o Compact and robust housing o Humidity measurement range 0…100 % RH o Operating temperature range -10 °C…+60 °C o Displays a wide range of quantities: RH, T, Td, Tw, a, x, h o Interchangeable HMP110 probe with HUMICAP® 180R sensor o Graphs for selected humidity quantity and temperature indicate when readings have stabilized o Large graphic display o Hold-button to freeze the screen o Can be user calibrated o Multilingual user interface with 10 languages: English, German, French, Finnish, Swedish, Chinese, Russian, Spanish, Japanese and Portuguese o Powered by two standard AA-sized batteries o Rechargeable AA-size NiMH batteries and an external battery recharger with USB connection available as an option |
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