Use the vane probe with the compatible testo multifunction measuring instrument (please order separately) to measure air velocity, volume flow and temperatures up to +70 °C.

TESTO 0635 9371 High precision vane probe specifications:

General technical data :

• Storage temperature : -20 to +60 °C
• Weight : 355 g
• Dimensions : 375 x 105 x 46 mm
• Operating temperature : -5 to +50 °C
• Probe head diameter : 100 mm
• Product colour : black/orange
• Battery type : 4 x type AA batteries

Temperature – NTC :

• Measuring range : -20 to +70 °C
• Accuracy : ±0.5 °C
• Resolution : 0.1 °C

Velocity / Volume flow :

• Measuring range : 0.1 to 15 m/s
• Accuracy : ±(0.1 m/s + 1.5 % of mv)
• Resolution : 0.01 m/s