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testo 425 air-flow measuring device, With app connection
Simple, fast and precise flow/temperature measurement and volume flow calculation in air ducts of air conditioning and ventilation systems.
| Type | testo 425 (new) |
| Parameters | current temperature |
| Flow measuring range | 0-30 m/s |
| Resolution | 0.01 m/s |
| Flow accuracy | ±(0.03 m/s + 4.0% of m.v.) (0.01 to +20 m/s) ±(0.5 m/s + 5.0% of m.v.) (20.01 to +30 m/s) |
| Temperature measuring range | -20 to +70 °C |
| Temperature resolution | 0.1 °C |
| Temperature accuracy | ±0.5 °C |
| Operating temperature | -20 to +50 °C |
| Sensor: Ø x L | 7.5 x 820 mm |
| L x W x H | 135 x 60 x 28 mm |
| Cable length | 1.5 m |
| Weight | 268 g |
| Power supply | 3 x 1.5 V AA batteries |
Ships within 48 hours · Estimated delivery Jul 9 - Jul 14
US$40
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