DETTAGLI
The HPI 904 PSA is a semi-automatic high purity switchover panel which prevents downtime by automatically switching gas supply from the primary cylinder bank to the reserve cylinder. The user resets the primary bank by turning the knob. Outlet pressure is factory pre-set.
Caratteristiche
- Recommended gases purity levels up to grade 5.0 (99.999) for non-corrosive gases
- Wall mounting panel and brackets included
- Ready to install wall mounting panel
- 302 AISI stainless steel diaphragm eliminates contamination from diffusion or outgassing
- Purge function and diaphragm shut-off valves for the best results
- Possible to connect 2 gas cylinders or gas cylinder and a gas for purging operation
- 1x10-8 mbar I/s He inboard helium leak rate to maintain gas purity levels
- Inlet/outlet - 1/4” FNPT
- Maximum inlet pressure 300 bar (4350 psig)
- External relief valve standard Cleaned for oxygen service