Testo 416 – Air flow Meter with a Telescopic Vane Hold function allows the current measurement value to be fixed in the display. Min./max. values are also displayed at the press of a button. The optional TopSafe reliably protects the instrument from dirt and impact, ensuring a particularly long working life.
• Permanently connected telescopic sensor – maximum length 890 mm, diameter 16 mm
• Air flow measurements, selective and time mean values for calculating air volume
• Min/max display; auto power off
• Calibration certificate and batteries included