Model HP722 is a two-stage cylinder regulator in brass barstock for constant delivery pressure from full to near empty cylinder conditions. The model HP722 is suitable for high purity gas applications, research sample systems gases, process analyzer gases, gas chromatography, EPA protocol gases, laser gas systems and emission monitoring systems.
- 1-11/16in 316L stainless steel diaphragm eliminates contamination from diffusion or outgassing
- Designed to 1 x 10-9 cc/sec inboard helium leak rate to maintain gas purity levels
- One-piece encapsulated seat design includes a sintered filter to protect the seat from particulate contamination
- Brass barstock bonnet, body and fittings
- 2in dual scale brass gauges (psi/bar)
- Front or back panel mountable
- Maximum inlet 3000 psi except for models with CGA 240, 300 and 510 and equipped with 400 psi inlet gauge
- Recommended for non-corrosive gases or purity levels of grade 5.0 (99.999) and higher
- External relief valve standard
General
- Type: Argon; nitrogen; and helium
Features
- Delivery Pressure Range: 0 to 125 PSIG
- Inlet Connection: CGA580
- Maximum Inlet (PSIG): 3000
- Supply Pressure Gauge (PSIG): 4000
Certifications
- CA Residents: Prop 65 Warning(s): Yes
Miscellaneous
- UNSPSC: 23271700
