Definox DCX3 DE-Double Sealing Shut Off Air Flow Control Valves
Specifications
Size Range: 2”, 2-1/2”, 3”, 4”
Materials:
Body/Stem: 316L SS
Operator: 304 SS
Valve seals: FKM plug seals, FKM stem seal & body seal
Optional seals: EPDM or Silicone plug seal, EPDM, or Silicone stem & body seal
Connections: OD tube butt weld, Sanitary clamp, Others upon request
Options: Additional microvalve for cleaning of leakage chamber
Signal Equipment: ICS Control top – valve sizes 2” – 3”, ACS Control top – valve size 4”, Network options: point-to-point & AS-i (others upon request)
Surface Finish: Ra Interior = 32Ra, Ra Exterior = 40-50Ra
Features:
- Non-independent double valve system.
- Internal leakage chamber created by primary and secondary plug seals prevents cross-contamination between process lines.
- Single microvalve for an indication of leakage from the chamber.
- A heavy-duty stainless steel actuator is capable of withstanding hydraulic shock under the plug.
- Clamp-style operator connection (manual and automated) for easy inspection and maintenance.
- Heavy wall machined spherical bodies guarantee excellent resistance to thermal expansion and contraction.
- Wide variety of body configurations: DCX3 (L) – (T) – (X).
Service Conditions
Max. temperature: 284°F (depending on seal type)
Min. temperature: 32°F
Max. working pressure: 116 psi
Actuator air supply: 80 psi Minimum / 116 psi Maximum
Vacuum resistance: 0.4 cm3/s