This is a portable device for measuring oil humidity and temperature.
This manual covers general information, safety precautions, and detailed instructions for installing, mounting, and operating the Vaisala MM70 portable humidity and temperature meter. It includes guidance on battery handling, power‑on procedures, menu navigation, and setting adjustments such as language, units, and alarm thresholds.
Further sections describe calibration and adjustment methods, routine maintenance tasks like filter and sensor replacement, and technical data including measurement ranges, sensor types, and available accessories. Legal notices, recycling information, and contact details for Vaisala service centers are also provided. This manual is written in German.
Ground the product and regularly check the grounding of the installation to minimize the risk of electric shock.
Select the option to restore factory defaults in the device menu.