Mark 968 Series – PRV
Manual, Cast, Medium to High Flow, Very Low Pressure
Inlet style, cast pressure reducing valves for medium - high flow, very low pressure, clean compressed air and gas for point of use applications in stainless steel and single use disposable vessels for the Biopharmaceutical, Pharmaceutical, Food & Beverage and Consumer Health & Beauty industries.
- Medium to large stainless steel or single use disposable bioreactor/fermenter, sparge gas, purge/blanket/motive force gas regulation and bag integrity testing
- Separation: purge/blanket/motive force gas regulation and integrity testing for process vessels
- Purification: purge/blanket/motive force gas regulation and integrity testing for process vessels
- Formulation: purge/blanket/motive force gas regulation and integrity testing for process vessels
- F & B Consumer H & B process purge/blanket/motive force gas regulation
- 360° body orientation on 3/4″ and 1″ sizes
- Robust design – emergency outlet pressure may reach 100
- Easy maintenance – seat and plug can be inspected without removing body from the line
- Electropolishing standard
- FDA-approved seals and diaphragms
- Tight shutoff-soft elastomer plug provides ANSI Class VI shutoff
- Completely self-operated – no external power source required
- Sizes: 3/4″ – 2″ (DN20 – DN50)
- End Connections: Tri-clamp – ASME BPE or ISO/DIN; Flanged – 150#, 300#, PN25/40
- Flow Range: 201 SCFH to 19,258 SCFH (5,7NM3/H) size dependent
- Max. Pressure/Temperature: Size dependent
- Setpoint Range: 2,0 inch w.c. to 5 psi (5,0 mbar – 344,7 mbar)
- Maximum Inlet Pressure: Size dependent
- Wetted Material & Surface Finish: ASTM A351 CF8M (316SS) or CF3M (316L SS) Internal and external cast body components are 130 Ra μin (3,30 Ra μm) minimum after electropolishing
- Shutoff: ANSI Class VI
PRV Gas Regulation Comparison Chart
Understanding the differences among pressure regulating blanketing valves
- CRN (Canadian Registration Number)
- PED Category 1 (Pressure Equipment Directive)
- SEP Declaration (Sound Engineering Practice)
- All products use FDA and USP Class VI approved soft goods and seals where possible. Consult each product data for details
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Explore our comprehensive range of Sanitary Low Pressure Blanketing Regulators engineered for diverse sanitary applications.
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