VFA 5 Port air operated valves are available in body ported or base mounted styles. The VFA uses the same manifolds as VF Series.
- Operating pressure range (MPa): 0.15 to 1.0
- Flow characteristics (Cv): VFA1000: 0.13, VFA3000: 0.75, VFA5000: 2.9
- Applicable cylinder size: VFA1000: ø40, VFA3000: ø80, VFA5000: ø125
5 Port Air Operated Valve Series SYA3000/5000/7000 1 , South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com (P , A, B port) (EA, EB port) (P , A, B port) (EA, EB port) 03 04 03 04 03 04 3 position closed center: VFRA43113 position exhaust center: VFRA44113 position pressure center: VFRA4511(Pilot port) Main valve manual override (Direct manual) (Mounting hole) (Pilot port
single 2 position double 1/4, 3/8, 1/2 [4 (A), 2 (B) port] 1/4, 3/8, 1/2 [4 (A), 2 (B) port] 02 03 04 VFA5244(-P) 02 03 04 VFA5144(-P) 36 (39.5) 27 (31) 36 (39.5) 27 (31) SYA 14 (15.5) 14 (15.5) SYJA 20.5 (24.5) 20.5 (24.5) VZA 92 (100) 1/8 [Pilot port: Lateral (-P)] 1/8 [Pilot port: Lateral (-P)] VFA VFA 82 (87) 51.5 (55.5) 82 (87) 5 (6.5) 51.5 (55.5) VFRA 2B 4A 2B 4A VPA4 42 (45) 52 (58
: 0.56 34.2 (1.9) 34.2 (1.9) 33 (1.8) 36 (2) 45 (2.5) 52 (2.9) 02 03 04 1 8 3 8 1 2 1 4 , , : 0.52 02 03 04: 0.57 1 8 45 (2.5) 52 (2.9) VFA5244 2 position double 02 03 04 3 8 1 2 1 4 , , Body ported : 0.66 02 03 04: 0.71 VFA5344 -X1 3 position closed center 1 8 34 (1.9) 38 (2.1) 02 03 04 JIS Symbol 3 8 1 2 1 4 , , 2 position double 2 position single : 0.66 02 03 04: 0.71 VFA5444 -X1 3 position
+ 0.1) to 0.9, P: Operating pressure 0.1 to 0.9 3 position 0.15 to 0.9 Ambient and fluid temperature (C) 10 to 60C (No freezing.