Manual Or Air Loaded, Low To Medium Flow, Sanitary Back Pressure Regulator

The JSB series is an inline style, manual or air loaded, back pressure regulating valve for low to medium flow, clean compressed air and gas applications in the biopharmaceutical, pharmaceutical, food & beverage and consumer health & beauty industries.

  • Bioreactor/Fermenter: regulated venting of small to mid-size vessels
  • Separation: regulated venting of purge/blanket/motive force gas
  • Purification: regulated venting of purge/blanket/motive force gas
  • Formulation: regulated venting of purge/blanket/motive force gas
  • For regulating venting of F & B and consumer H & B process purge/blanket/motive

Sizing: 1/2″ & 3/4″ (DN15 & DN20)
Cv & Flow Characteristic: Cv 0.08 (0,7); Cv for relief valve sizing is 1.9 (1,64); Cv 0.5 (0,43); Cv for relief valve sizing is 0.6 (0,5)

Features & Benefits
  • In-line removable trim significantly reduces maintenance time
  • Fully drainable (no hold up) when oriented for downflow with spring pressure removed and positive pressure at inlet
  • No threaded connections below the diaphragm
  • Minimized internal volume
  • High flow rate coupled with high rangeability reduces need for reduced trim sizes
  • Proprietary Jorlon diaphragm material provides exceptionally long life and CIP/SIP capability
Specifications
  • Size: 1/2″ & 3/4″ (DN15 & DN20)
  • End Connections: ASME BPE, DIN & ISO Tri-Clamp, Tube weld end or NPT
  • Cv (Kv) & Flow Characteristic: Cv 0.08 (0,7); Cv for relief valve sizing is 1.9 (1,64);
    Cv 0.5 (0,43); Cv for relief valve sizing is 0.6 (0,5)
  • Max. Inlet Pressure: 150 psig (10,5 bar)
  • Setpoint Range: 8 – 125 psi (0,06 – 8,6 bar)
  • Wetted Material: ASME SA479 316L (UNS 31603) is standard. EN 10272:2000 GR 1.4435, AL-6XN®, Hastelloy C-22 and others are optional
  • Surface Finish: ASME BPE SF5, 20Ra (0,5µm) electropolish is standard, 8Ra (0,2µm) optional
  • Diaphragm Material: Jorlon FDA/USP Class VI
  • Soft Seat Option: All materials to FDA & USP Class VI Jorlon, PEEK, Teflon
Resources

Jorlon Facts and Warranty

The majority of Steriflow valves come with the Jorlon diaphragm and, of course, a lifetime diaphragm warranty.

J Series Comparison Chart

Understanding the differences among the J Series gas regulators

Approvals
  • CRN (Canadian Registration Number)
  • SEP Declaration (Sound Engineering Practice)
  • ATEX Certified
  • 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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