Delivery Scope

Testo 440 air velocity and IAQ measuring instrument, 3 x AA batteries, USB cable and calibration protocol, Hot wire probe (Ø 9 mm) with fixed cable (length 1.7 m) including temperature sensor, with telescope (0.85 m) and Basic case

Hot Wire Anemometer - Testo 440 Hot Wire Kit
Model No: Testo 440 Hot Wire Kit Part No: 0563 4400

Testo 440 Hot Wire Anemometer Kit for carrying out measurements in ventilation ducts, the testo 440 air velocity and IAQ measuring instrument and the hot wire probe (Ø 9 mm) including temperature sensor.

  • Clearly structured measurement menu for volume flow and parallel determination of air velocity, volume flow and air temperature

  • Automatic absolute pressure compensation guarantees accurate measurement results



Temperature - NTC
Measuring range -20 to +70 °C
Accuracy ±0.5 °C
Resolution 0.1 °C
Velocity - Hot wire
Measuring range 0 to 30 m/s
Accuracy ±(0.03 m/s + 4 % of mv) (0 to 20 m/s) ±(0.5 m/s + 5 % of mv) (20.01 to 30 m/s)
Resolution 0.01 m/s
General technical data
Storage temperature -20 to +70 °C
Operating temperature -20 to +70 °C
Cable length 1.7 m
Length telescope 850 mm
Probe head diameter 9 mm
Diameter telescope 12 mm
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