The RA-2000 Airflow Measuring System has a one-piece ABS plastic flow sensing cross with a 16 in. (406 mm) diameter or less, and a two-piece anodized aluminum extrusion sensing tube with an 18 in. (457 mm) diameter and larger.
Features and Benefits
Resources
Formed Shroud — inserts easily into round ductwork.
One-Piece Construction — increases rigidity and strength.
Optional Factory-Installed Actuator — reduces installation and commissioning time.
Airfoil Shaped Flow Sensing Blades 18 inch (457 mm) Diameter.
Larger or ABS Plastic Flow Cross on All Other Units — limit pressure drop through the damper.