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CONCOA 308 Series | Electrically Heated Regulator | CO2 and N2O, 3 x 50 W Heaters
The CONCOA 308 Series is an electrically heated regulator for primary control of high flows of carbon dioxide or nitrous oxide in critical laboratory work. Three heating cartridges, a primary thermostat and a secondary safety cutout warm the seat directly so dry ice does not form and freeze the regulator. There is no fixed part number for the 308 Series; units are built to an ordering code that specifies outlet range, gauges, connections and options. Choices named by CONCOA include 115 V or 230 V AC power, 3500 or 4500 PSIG inlet ratings, and factory options such as a single station manifold with or without purge, a low-pressure alarm or multiple inlets.
- Three 50 W heaters sustain flows up to 350 SCFH (165 LPM)
- NEMA 4 housing for indoor or outdoor use
- Maximum inlet pressure (bare body): 3000 PSIG (210 BAR); 3500 PSIG (240 BAR) 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 | 308 Series |
| Max inlet pressure (bare body) | 3000 PSIG (210 BAR); 3500 PSIG (240 BAR) 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 |
| Diaphragm | 316L stainless steel |
| Cv | 0.1 |
| Helium leak integrity | 1 x 10⁻⁸ scc/sec |
| Electrical housing | NEMA 4 |
| Temperature range (thermostat) | 95°F to 120°F (35°C to 49°C) |
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