Vaisala DM70 Hand‑Held Dewpoint Meter User Manual

About this manual

The DM70 is a hand‑held dewpoint meter designed for measuring dewpoint temperature, humidity and related parameters in various environments. This guide explains safety information, battery handling, and the basic features of the instrument.

The manual is organized into chapters covering product overview, preparation before use, dewpoint measurement, user interface, calibration, field checks, sampling procedures, maintenance, disposal, and technical specifications. It also includes detailed menus, analog output settings, and instructions for transferring recorded data to a PC.

What's inside

• General Information
• Product Overview
• Preparations Before Use
• Dewpoint Measurement
• User Interface
• Field Calibration Check of Fixed Transmitters
• Sampling from Processes
• Measuring Moisture in SF, Gas‑Insulated Equipment
• Calibration, Adjustment, and Maintenance
• Technical Specifications

Specifications

Frequently asked questions

How do I change the battery in the DM70?

The manual includes a section titled “Changing the Battery” that describes the steps to replace the battery pack.

How can I perform an automatic auto‑calibration?

Automatic Auto‑Calibration can be turned on or off via the Auto‑Calibration menu as described in the “Automatic Auto‑Calibration” section.

How do I transfer recorded data from the DM70 to a PC?

Recorded data can be transferred to a PC using the “Transferring Recorded Data to PC” procedure outlined in the manual.