Model HP 702 is a nickel-plated brass two-stage cylinder regulator with stainless steel diaphragms for general laboratory use. Model HP 702 provides constant delivery pressure from full to near empty cylinder conditions. This model regulator is suitable for non-corrosive gases, purging, pressure testing, blanketing and incubators. Recommended for gas purity levels of Grade 5.0 (99.999). Back panel mountable.
Features
- Nickel-plated brass body and fittings and nickel-plated die-cast bonnet for longer service life
- 2 in. Chrome-plated brass dual scale easy-to-read gauges (psi/bar)
- Ergonomic ABS plastic knob for easy grip and precise adjustment
- 2-1/8 in. 302 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
- Conforms to CGA E-4 standard for gas pressure regulators
- Maximum inlet 3000 PSIG
- Equipped with a standard external safety relief valve and 1/4 in. FNPT port
- Designed to 1 x 10-8 cc/sec inboard helium leak rate to maintain gas purity levels