CONCOA 322 Series Regulator
Four-Port, Stainless Steel Barstock, Single Stage Cylinder Regulator for High Purity Gas Applications
The CONCOA 322 Series single-stage regulator is designed for primary pressure control of high purity gases (up to grade 5.5) and mildly reactive gases. It is not suitable for toxic or highly corrosive gases. Single-stage regulators are recommended for applications that can tolerate small fluctuations in outlet pressure due to cylinder depletion, or where the inlet pressure is stable or below 500 PSIG (34 BAR).
Features
316L stainless steel diaphragm to prevent inboard diffusion
CAPSULE® seat design with integral 360° filtration
Low wetted surface area to reduce purge requirements
Rear panel mount simplifies installation
Spectrometric helium leak check ensures leak integrity
Specifications
Max inlet pressure (bare body): 3000 PSIG (210 BAR); optional 3500 PSIG (240 BAR) or 4500 PSIG (310 BAR)
Body: 316L stainless steel barstock
Bonnet: Chrome-plated, die-cast zinc
Gauges: 2 in (50 mm) diameter stainless steel with plated case
Seats: PTFE (first stage); PCTFE (second stage)
Filter: Patented 10-micron 316 stainless steel mesh
Temperature range: -40°F to 140°F (-40°C to 60°C)
Diaphragm: 316L stainless steel
Cv: 0.1
Helium leak integrity: 1×10⁻⁸ scc/sec
Internal seals: PTFE
Ports (bare body): 1/4 in FNPT
Conformances: CGA G‑4.1; PED 2014/68/EU; ANSI/ASME B40.1; CRN OH5216
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Flowstar (UK) Ltd
Wiltshire Road, Kingston-upon-Hull, East Riding of Yorkshire, HU4 6PA, United Kingdom
Flowstar (UK) Ltd is a leading global supplier of safety, relief, and reducing valves. With strong partnerships across major manufacturers, we deliver precise, reliable valve solutions tailored to your needs. Email enquiries to sales@flowstar.co.uk or call us on +44 (0)1482 601030.