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CONCOA 401 Series | Ultra-High Purity Single Stage Regulator | Metal Diaphragm Seal, 15-500 PSIG Ranges
The CONCOA 401 Series is a single stage regulator for primary control of non-corrosive, ultra-high purity or liquefied gases up to grade 5.5, where slight outlet drift is acceptable or the supply is constant or below 500 PSIG (34 BAR). It is assembled in a cleanroom and uses a metal-to-metal diaphragm seal. There is no fixed part number for the 401 Series; units are built to an ordering code that specifies outlet range, gauges, connections and options. Choices named by CONCOA include pressure ranges from 15 to 500 PSIG, 3500 or 4500 PSIG inlet ratings, and factory options for single station manifold use with or without purge, a low-pressure alarm or multiple inlets.
- Pipe away relief valve for safe venting
- Captured vent capable bonnet
- Maximum inlet pressure (bare body): 3000 PSIG (210 BAR); 3500 PSIG (240 BAR) optional; or 4500 PSIG (310 BAR) optional
- Body: Chrome-plated brass barstock; bonnet: chrome-plated brass barstock
- Specifications
- Downloads
| Ordering code | Configured to order |
| Brand | CONCOA |
| Series | 401 Series |
| Max inlet pressure (bare body) | 3000 PSIG (210 BAR); 3500 PSIG (240 BAR) optional; or 4500 PSIG (310 BAR) optional |
| Body | Chrome-plated brass barstock |
| Bonnet | Chrome-plated brass barstock |
| Gauges | 2 in (50 mm) diameter plated case |
| Seat | PTFE; PCTFE with 3500 PSIG (240 BAR) or 4500 PSIG (310 BAR) inlet option |
| Filter | 10-micron sintered bronze |
| Temperature range | -40°F to 140°F (-40°C to 60°C) |
| Diaphragm | 316L stainless steel |
| Cv | 0.1 |
| Helium leak integrity | 1 x 10⁻⁹ scc/sec |
| Internal seals | PTFE |
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