The image shown is for representation purposes only and may not reflect the actual product.
DETAILS
Model HP 742 is a stainless steel barstock two-stage cylinder regulator with stainless steel diaphragms for constant delivery pressure from full to near emptyy cylinder conditions. Model HP 742 is suitable for corrosive gas applications, ultra high-purity gas applications, research sample systems gases, process analyzer gases, gas chromatography, EPA protocol gases, laser gas systems and emission monitoring systems. Recommended for corrosive gases or purity levels of Grade 6.0 (99.9999) and higher.
Features
- 316L stainless steel barstock body and fittings and nickel-plated brass barstock bonnet
- 2 in. Stainless steel dual scale easy-to-read gauges (psi/bar)
- Ergonomic ABS plastic knob for easy grip and precise adjustment
- 1-11/16 in.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
- Conforms to CGA E-4 standard for gas pressure regulators
- Maximum inlet 3000 PSIG
- Equipped with 1/4 in. FNPT diaphragm valve
- Designed to 1 x 10-9 cc/sec inboard helium leak rate to maintain gas purity levels
- Front or back panel mountable using brackets PNs 9100871 (front), 9101242 (back)
Disclaimers
Warranty Information
- 90 Days
What's Included
- (1) Model HP 742-125-590-A ultra-high purity stainless steel barstock cylinder regulator with 1/4 in. FNPT diaphragm valve
Specifications
Equipment
| Adjusting Knob | ABS Plastic |
| Body | 316L Stainless Steel Barstock |
| Bonnet | Chrome Plated Brass Barstock |
| Cv | .06 |
| Delivery Pressure Gauge (PSIG) | 0-125 |
| Diaphragm | 1 11/16” 316L Stainless Steel |
| Equipped With | 1/4" FNPT Diaph. Valve |
| Filter | Sintered Stainless Steel – 10 Micron |
| Gauges | 2” Stainless Steel dual scale gauges (psi/bar) |
| Inlet Fittings | 590 |
| Maximum Inlet Pressure (PSIG) | 3000 PSIG except for models with CGA 240 and 510 equipped with 400 PSIG inlet gauge |
| Mounting Location | Front panel mountable |
| Nozzle | 316L Stainless Steel |
| Pressure Regulation PSIG/100 PSIG | .05 PSIG/100 PSIG |
| Seal | PTFE Teflon |
| Seat | PTFE Teflon |
| Seat Return Spring | 316L Stainless Steel |
Warranty
| Warranty | 90 Days |