Vaisala HM40A1AB

Product Highlights

• 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
• Graph indicates when measurement has stabilized
• Compact and robust housing
• Large graphic display
• Hold-button to freeze the screen
• Multilingual user interface with 10 languages
• Interchangeable HMP113 probe
• Can also be user calibrated (using the HMK15 humidity calibrator, for example)
• Powered by standard AA batteries (2x)
• Incorporates the proven Vaisala HUMICAP 180R® sensor