This manual introduces the WXT520 weather sensor's functional features, including the measurement principles of wind speed and direction, precipitation, pressure, temperature, humidity and other parameters, as well as installation, wiring, power supply and other related contents.
This manual covers the complete installation and operation of the Vaisala WXT520 weather transmitter. It includes safety information, unpacking, site selection, mounting options, wiring, power management, and detailed descriptions of the PTU (pressure, temperature, humidity) and optional heating functions.
The document also explains communication protocols (M‑12 connector, SDI‑12, RS‑485, NMEA 0183), command syntax for data retrieval, and maintenance procedures such as cleaning, module replacement, and troubleshooting error messages. This manual is written in Japanese.