DETALLES
Model HPI 904 is a single-stage cylinder regulator available in nickel plated brass (HPI 904) or chrome plated brassl (HPI 904C) barstock. Designed for applications where a slight rise in delivery pressure from full to empty cylinder can be tolerated.
Características
- Recommended gases purity levels up to grade 5.0 (99.999)
- 302 AISI stainless steel diaphragm eliminates contamination from diffusion or outgassing
- One piece encapsulated seat design includes a sintered filter to protect the seat from particulate contamination
- Capsule seat with KELF-F (CTFE) sealing surface
- 1x10-8 mbar I/s He inboard helium leak rate to maintain gas purity levels
- 5 ports flexible configuration, 2 high pressure and 3 low pressure
- 1/8’’ NPT thread on the bonnet venting for safety
- Maximum inlet pressure: 300 bar (4350 psig) and 25 bar (362 psig) for Acetylene AA version
- Standard internal relief valve (IRV) for acetylene version
- Cleaned for oxygen service