ApplicationThe W72 RS Series Mix Proof
Valve is designed to ensure safe separation of different products within the same valve body, featuring a lower radial seal to minimize product spillage during operation.
Materials- Product Wetted: ASTM 316L (UNS-S31603); (DIN-1.4404)
- Non-Product: ASTM 304 (UNS-S30400); (DIN-1.4301)
- Seat: Tri-Ring Compression Seal Upper Stem, Radial Seal Lower Stem
- Elastomers: EPDM or FKM (Fluoroelastomer)
- Finish: ≤ 32 Ra (≤0.8 µm), other finishes available upon request
Pressure Ratings- Operating Pressure: Varies by tube size, up to 150 psig (10.3 bar)
- Holding Pressure: 150 psig (10.3 bar)
Actuator Specifications- Non Seat Lifting (NSL) and Independent Seat Lifting (SL) options
- Minimum Supply Pressure: 75 psi (5.2 bar)
- Air Volume requirements vary by valve size
Seat Options & Accessories- Tri-Ring Compression Seal with EPDM or FKM for different temperature operations
- External Liquid Flush and Steam Barrier options available
Theory of Operation
Mixproof valves provide safe separation of dissimilar products, such as product vs. CIP (Clean-In-Place), within the same valve body.
Body Configurations
Various configurations are available, allowing for flexible installation and operation.
Control Tops- Features transparent design for easy maintenance and troubleshooting
- Compatible with widely recognized electrical components
- Options for ASi Field Bus Card and Device Net Field Bus Network Card
Valve Dimensions
Dimensions vary by valve size, with specific measurements provided for each size.
Pressure Loss Curves
Pressure loss data is provided for different valve sizes, indicating performance characteristics.
For more information, contact SPX Process Equipment or visit their website.
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