The document provides the operating instructions of testo 425 thermal anemometer, including safety instructions, product description, operation instructions, measurement instructions, maintenance and care instructions, etc.
This document is the official user manual for the testo 425 thermal anemometer. It covers general safety instructions, intended use, product description, and step-by-step operating procedures including setup and usage. The device is designed for measuring air flow velocity and temperature. This manual is written in German.
| Air velocity range | 0...+20 m/s |
|---|---|
| Measurement frequency | 2s |
| Operating temperature | 0...+50°C |
The approximate battery life is 20 hours.
No, the product must not be used in explosive areas.
Press the button labeled with a power symbol to turn the device on.