Two-port, stainless steel barstock, single stage regulator for ultra-high purity gas applications
The CONCOA 426 Series regulators are intended for secondary pressure control of ultra-high purity and corrosive gases or as point-of-use pressure control in ultra-high purity gas distribution systems. With a maximum inlet pressure rating of 4500 PSIG (310 BAR), the 426 Series regulator ensures safe use with high-pressure cylinders.
Features
- Metal-to-metal diaphragm seal prevents gas contamination
- CAPSULE® seat design features integral 360° filtration
- Front and rear panel mountable permits easy installation
- Spectrometric helium leak check verifies leak integrity
- Cleanroom assembly eliminates contamination at installation
- Captured vent capable bonnet prohibits exposure in the unlikely event of diaphragm failure
Specification
- Max inlet pressure (bare body): 4500 PSIG (310 BAR)
- Body: 316L stainless steel barstock
- Bonnet: Chrome-plated brass barstock
- Seat: PCTFE
- 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 x 10⁻⁹ scc/sec
- Internal seals: PTFE
- Ports (bare body): 1/4 in FNPT
- Conformances: Cleanliness meets or exceeds CGA G-4.1; PED 2014/68/EU; ANSI/ASME B40.1; CRN OH5216