DCX4 diaphragm divert valve - Definox

DCX4 diaphragm divert valve are used in a wide variety of process and ancillary fluid applications, designed for efficient cleaning. The aseptic bearing shut-off valve is fitted with a fluid (cleaning/rinsing) or vapor circulation bearing. For aseptic applications, the DCX4 valve can be equipped with a diaphragm PTFE ensuring a physical barrier between the interior of the valve and the external environment.

DCX4 diaphragm divert valve – Definox

Product Description

TOP-FLO^® Definox Diaphragm DCX3 – DCX4 Single Sealing Shut Off and Divert Valves

SPECIFICATIONS

Size Range: 1”, 1-1/2”, 2”, 2-1/2”, 3”, 4”, 6”

Materials:

Body/Stem: 316L SS

Operator: 304 SS

Valve seals: PFA floating plug seal, PTFE diaphragm type stem/body seal

Optional seals: EPDM, FKM, or Silicone plug seal

Connections: OD tube butt weld, Sanitary clamp, Others upon request

Options: Dual micro valve alcohol barrier

Signal Equipment: ICS Control top – valve sizes 1” – 3”, ACS Control top – valve sizes 4” – 6”, Network options: point-to-point & AS-i (others upon request)

Surface Finish: Ra Interior = 32Ra, Ra Exterior = 40-50Ra

– From DN 25 to DN 150

• SMS, DIN or US versions.

– Deformable PTFE diaphragm

• Surface area of the diaphragm equivalent to that of the plug, helping to balance the pressure
• Alcohol barrier, optional

– Dismantable actuator

• Easily transformed: Normally Open NO, Normally Closed NC or Double Acting DA.

– Leak indicator

• Providing a visual indication of a leak in case of diaphgram failure.

– Mass-machined spherical body

• Body configurations available: L/L, T/L, L/T, T/T, L/X.

– One-piece plug with PFA floating seal

• Sturdy design avoiding any risk of breakage or unscrewing.

Technical Advantages DCX4 diaphragm divert valve

– Patented PFA floating plug seal that is easily cleaned during CIP and offers outstanding sealing at high temperatures and excellent chemical resistance.

– PTFE diaphragm type stem/body creates a barrier between the interior of the valve and the outside environment.

– Integral micro valve to indicate PTFE diaphragm failure.

– Heavy duty stainless steel pneumatic actuator that is capable of function changes:  NO (Normally Open) – NC (Normally Closed) – DA (Double Acting).

– 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) / DCX4 (L/L) – (L/T) – (T/L).

Replacing pfa seals DCX4 diaphragm divert valve

Service Conditions

Max. temperature: 284°F (depending on seal type)

Min. temperature:  34°F

Max. working pressure: 116 psi

Actuator air supply: 80 psi Minimum / 116 psi Maximum

Vacuum resistance: 0.4 cm³/s

Application of DCX4 diaphragm divert valve

With the above outstanding advantages, defines valves are very popular with investors in many fields such as:

– Food, pharmaceutical, chemical, and cosmetic industries

– Animal feed processing industry,…

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