User manual

2. Intended purpose20
2. Intended purpose
This chapter gives the areas of application for which the
product is intended.
Use the product only for those applications for which it was
designed. Ask Testo if you are in any doubt.
testo 416 is a compact measuring instrument for
measuring flow velocities by means of a permanently
connected telescopic vane.
The product was designed for the following
tasks/applications:
· Measuring volumetric flow rates in ducts
The product should not be used in the following areas:
· Areas at risk of explosion.
· Diagnostic measurements for medical purposes