Vaisala HMI41 HMP42 Operating Manual

About this manual

The HMI41 is a portable humidity and temperature measuring instrument that can be used with up to six different probe types, including the compact HMP42. The device displays relative humidity, temperature, dew‑point and optional values such as absolute humidity or mixing ratio.

The manual covers battery installation, probe mounting, operation modes, calibration procedures, data acquisition, PC data transfer, settings adjustments, maintenance, troubleshooting and technical specifications. This manual is written in German.

What's inside

• Device Overview and Probe Types
• General Information on Humidity Measurement
• Battery Installation
• Operating the HMI41 and HMP42 Probe
• Calibration Procedures
• Data Acquisition
• PC Data Transfer
• Changing Settings
• Maintenance
• Troubleshooting

Specifications