Technical Selection
7.1. Circular volume flow controller VRI-DN
For both constant and variable air volume flow rates. Circular volume flow controller with built-in electronic control system for installation in supply and return air ducts of HVAC systems.
Data
| Volume flow rate range | up to 2 544 l/s [9 160 m³/h] |
| Size | DN 100 – DN 450 |
Features
- Compact design with measuring cross, compact controller and damper blade
- Compact controller from Belimo with measurement recording device, volume flow sensor and actuator
- Connection to ducts to EN 1506 and EN 13180 as well as flange connection to EN 12220
- Airtight damper blade to EN 1751
- Optionally available with external insulating shell