The HMT120 series is a new generation of Vaisala humidity temperature converter, with high precision, high reliability, easy to install, maintain and use. This manual introduces the product overview, installation and use of the HMT120 series.
This document covers general information, product overview, installation procedures, wiring, and configuration of the HMT120 humidity‑temperature converter. It includes detailed instructions for using the service port, USB driver installation, serial commands, and calibration steps.
Additional sections address maintenance tasks, probe replacement, troubleshooting error codes, and technical data such as specifications, dimensions, and optional accessories. Appendices contain calculation formulas and an index for quick reference. This manual is written in Japanese.
It explains the installation, operation, and maintenance of the HMT120 humidity‑temperature converter.
Installation procedures are detailed in Chapter 3.