Series 320
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The Series 320 are high purity two stage regulator designed for corrosive and non-corrosive gases requiring precise and stable delivery pressure control.
These regulators provide constant delivery pressure regardless of inlet pressure fluctuations. This stainless steel regulator offers high corrosion resistance and wetted parts of 316 Stainless Steel and PCTFE for high purity applications.
This regulator also features a unique metal diaphragm seal. Captured vent ports are provided for both stages to allow for venting of hazardous gases in the event of a diaphragm failure.
This regulator is designed to withstand internal vacuums during purging operations.
Note: A Cross Purge Assembly must be used with this series of regulators to ensure effective purging of hazardous gas traces during cylinder changes.
Series 320 Design Features
- 316 Stainless steel filtered seat for added gas stream purity and extended service life
- Convoluted stainless steel diaphragm for precise control of pressure
- Metal to metal diaphragm seal for maximum leak integrity
- 316 stainless steel bar stock body
- Large 2 – 1/2˝ easy to read single scale gauges
- Captured vent port in bonnet (1/16˝ FNPT) allows for safe venting of hazardous gases
- Front and rear bonnet are threaded for front panel mounting
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320-00000000 High Purity Two Stage Corrosion Resistant Regulator, 25 psig
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- HPA Two Stage
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320-83220000 High Purity Two Stage Corrosion Resistant Regulator, 25 psig
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