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SPX FLOW is a leading innovator of process solutions with decades of experience in valve design covering premium brands, such as APV™ and Waukesha Cherry-Burrell™. From the supply of engineered components to complete process engineering and design, we specialise in helping our customers improve their plant’s performance and profitability. Based on more than 60 years’ experience in valve design and manufacturing, SPX FLOW has developed the D4 series hygienic double seat mix-proof valve to fulfil the demands of today’s process industry. Installing the D4 Series valves is an investment in efficiency,...

TECHNICAL DATA TECHNICAL DATA Typical product applications Food and Drinks Soups & Sauces Flavourings & Ingredients Dressings, Vinegars Soft/Fruit & Vegetable Drinks Brewery, Wort, Wine Pet Food Fats & Oils, Animal Oils Liquid Sugar Cereals THEORY OF OPERATION: Double seat mix-proof valves are used to process two different fluids efficiently (typically product and CIP) through the valve simultaneously. The mix-proof design has two seats that isolate the upper and lower pipe lines when the valve is in the fail-safe closed position. The atmospheric vent cavity between the seats creates a path for...

Shut-Off Valves POSITION INDICATION • 2 internal feedback sensors for valve open/valve closed position detection FEATURES AND BENEFITS • Automated control and position monitoring for reliable processing • Reduces compressed air needs and electrical connections • Helps reduce external solenoid valve cabinets • Accelerates valve response time • Reliable and long service life - robust clamp connection, water tight seals and reinforced stainless steel air coupling threads to avoid air leakages • Ease of operation - contains manual override solenoids and adjustment screw to throttle air flow to actuator...

*Minimum installation and valve insert removal dimensions

Engineered for Performance and Cleanability

Radial seal design for reduced losses of product f l u i d s d u r i n g s w i t ch i n g Choice of seat lifting (SL) or non-seat lifting (NSL) actuator Modular design to fit a wide range of cleanability and functionality needs Integrated upper and lower shaft seal and balancer flushing Metal orifices control CI P flow during seat lift Replacement insert fits into e x i s t i n g DA 3 + h o u s i n g Easy upgrade to next generation with improved features Open yoke design Bolted flange connection for housing/insert Long ports to ease manifold building Helps to reduce spool pieces and welds to...

D4 Series Double Seat Mix-Proof Valves 611 Sugar Creek Road Based in Charlotte, North Carolina, SPX FLOW, Inc. (NYSE: FLOW) is a leading global supplier of highly-engineered flow components, process equipment and turn-key systems, along with the related after-market parts, serving the food and drink, power and energy, and industrial end-markets. For more information, please visit www.spxflow.com SPX FLOW, Inc. reserves the right to incorporate our latest design and material changes without notice or obligation. Design features, construction materials and dimensional data, as described in this...