Phoenix HM-40 Thermo Hygrometer


Vaisala’s next generation HUMICAP® Sensor is accurate, durable and insensitive to dust and most chemical contaminants. Both the humidity and temperature sensors are housed in an extendable probe that retracts back into the rugged plastic casing for storage, creating a compact and easy-to-carry device. Each Unit Includes a 9V battery, attached probe, 0.2 um protective membrane filter and a carrying case.

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Displays temperature and RH%, dew point, wet bulb temperature, grains per pound.  the HM40 is Vaisala’s newest technology meter with multiple display values and real time acclimation screen for accurate reading.


Product Specifications