testo 405 is a thermal anemometer with a telescopic handle (max. extension length: 300 mm). It facilitates the measurement of air flow, volume flow and temperature.
- Volume flow calculation up to 99,990 m3/h
- Temperature measurement
- Ideal for measurements in ducts
- Easy-to-read readings thanks to swivel display
- Telescopic handle to 300 mm
- Sensor protected by rotatable protection cap, 300 mm long telescopic handle
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Storage temperature
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-20 to +70 °C
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Operating temperature
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0 to +50 °C
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Battery type
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3 batteries Type AAA
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Battery life
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Approx. 20 h
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Weight
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115 g
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Dimensions
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490 x 37 x 36 mm
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Probe - NTC
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Meas. range
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-20 to +50 °C
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Accuracy
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±0.5 °C
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Resolution
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0.1 °C
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Probe - Thermo
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Meas. Range
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0 to 5 m/s (-20 to 0 °C)
0 to 10 m/s (0 to +50 °C)
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Accuracy
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±(0.1 m/s + 5% of mv) (0 to +2 m/s)
±(0.3 m/s + 5% of mv) (remaining range)
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Resolution
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0.01 m/s
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