Model HP742 is a two-stage stainless steel cylinder regulator for constant delivery pressure from full to near empty cylinder conditions. The Model HP742 regulator is suitable for corrosive gas applications, high-purity gas applications, research sample systems gases, process analyzer gases, gas chromatography, EPA protocol gases, laser gas systems and emission monitoring systems.
Features
- 1-11/16"- 316L stainless steel diaphragm eliminates contamination from diffusion or outgassing
- One-piece encapsulated seat design with 10 micron sintered internal filter to protect the PTFE Teflon® seat from particulate contamination
- Chrome-plated brass barstock bonnet, 316L stainless steel barstock body and fittings
- 2” stainless steel dual scale gauges (psi/bar)
- Designed to 1 x 10-9 cc/sec inboard helium leak rate to maintain gas purity levels
- Maximum inlet 3000 PSIG except for models with CGA 240 and 510 equipped with 400 PSIG inlet gauge
- Front or back panel mountable
- Conforms to CGA E-4 standard for gas pressure regulators