Vaisala HM42

HM40 Portable Humidity and Temperature Meter with HM42 4mm remote probe l Carrying case

Vaisala HM42 HUMICAP® Hand-Held Humidity and Temperature Meter is an ideal everyday spot-checking tool for HVAC professionals. It is compact, portable and provides reliable measurements in a wide range of applications. This model has a thin (4 mm) stainless steel measurement probe and is ideal  measurements in tight spaces such as seams between tiles or beneath flooring.

The HM42 model is part of the HM40 Series that includes the following models: HM41, HM42, HM45, and HM46. All HM40 models include a calibration certificate, light carrying case, and 2 x AA sized alkaline batteries (1.5V, LR6). The user interface with graphical trend display makes daily operation quick and easy with a user interface available in 10 languages.

A standard ISO 9001 factory calibration certificate is included in delivery. ISO 17025 accredited calibration is available upon request.

In addition to relative humidity and temperature, the HM40 Series models display five calculated humidity parameters (absolute humidity, dew point, enthalpy, mixing ratio, wet bulb), all available in both metric (°C) and non-metric (°F) units.

HM42 features an interchangeable measurement probe allowing for easy calibration (only the probe needs to be calibrated) or replacement of the probe.

Replaces the discontinued HMI41/HMP42 Meter.