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TESTO - Hot Wire / Thermal Anemomter 425
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TESTO - Hot Wire / Thermal Anemomter
Brand: Testo
Model: Testo 425
Description:
General Technical Data:
Sensor types
Brand: Testo
Model: Testo 425
Description:
- Measurement of flow velocity, volume flow and temperature
- Point and timed mean value calculation
- Max./min. values
- Hold button for freezing measurement value
- Display illumination
- Auto-off function
- TopSafe, protection of the instrument from dirt and impact (optional)
General Technical Data:
| Operating temperature | -20 to +50 °C |
| Storage temperature | -40 to +85 °C |
| Battery type | 9V block battery, 6F22 |
| Battery life | 20 h |
| Dimensions | 182 x 64 x 40 mm |
| Weight | 285 g |
| Housing material | ABS |
| Warranty | 2 years |
Sensor types
| Thermal | NTC | |
| Measuring range | 0 to +20 m/s | -20 to +70 °C |
| Accuracy ±1 digit | ±(0.03 m/s +5% of m.v.) |
±0.5 °C (0 to +60 °C) ±0.7 °C (remaining range) |
| Resolution | 0.01 m/s | 0.1 °C |