1-11/16" 316L stainless steel diaphragm eliminates dirt from diffusion or outgassing
One-piece encapsulated seat design includes a sintered filter to protect the seat from particulate dirt
2" dual scale brass gauges (psi/bar)
1 x 10-9 cc/sec. inboard helium leak rate maintains gas purity levels
Description
Model HP722C is a two-stage cylinder regulator in chrome-plated brass 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.