Internal leak tight : Min 10-3 mbar.l/s in Helium (valve / seat)
External leak tight : Min 10-4 mbar.l/s in Helium
Air flow by bar absolute of outlet pressure in sonic phase (P. inlet > 2 x P. outlet)
and internal diameter Ø 20 mm :
- Outlet port 1"1/2 : 113 Nm3/h
For a flow value in subsonic phase
(P. inlet <= 2 x P. outlet), or other internal diameter,