Series AV-A soft start-up valves allow the user to set the initial rate of system pressurizations to minimize system shock. When deactivated, the valve quickly exhausts the system for safe servicing of equipment.
Piping port 3 8 03 04 06 1 2 3 4 3-5-79 80 Series VFR5000 Construction 2 position single 2 position double VFR520 VFR510 (B) (A) 4 2 (B) (A) 4 2 (EA)(P)(EB) 5 1 3 (EA)(P)(EB) 5 1 3 r u e t r u q o e !
(sbar)] 6.0 0.20 1.4 7.0 0.20 1.8 1 4/2 (P A/B) Cv Non plug-in type: 6 stations (Manifold base) VV5FS5-10-061-04 1 (2 position single) VFS5110-5D 5 (3 position exhaust center) VFS5410-5D 1 (Individual EXH center) VVFS5000-R-04-2 1 VV5FS5 C [dm3/(sbar)] b Cv 4/2 5/3 (A/B R1/R2) Port size: Rc 1/2, 3/4 Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-
Piping port 3 8 03 04 06 1 2 3 4 3-5-79 80 Series VFR5000 Construction 2 position single 2 position double VFR520 VFR510 (B) (A) 4 2 (B) (A) 4 2 (EA)(P)(EB) 5 1 3 (EA)(P)(EB) 5 1 3 r u e t r u q o e !