Model HP741
Model HP 741-015-580-A-4

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HP 741

Description: High-purity Single Stage 316L Regulator

A single stage stainless steel cylinder regulator for applications where a slight rise in delivery pressure from full to empty cylinder can be tolerated.

Typical Application:  Ultra High Purity Corrosive Gas
Corrosive gas applications
High purity gas applications
Research sample systems gases
Process analyzer gases
Gas chromatography
EPA protocol gases
Laser gas systems
Emission monitoring systems

Pressure Control
  • Features:
    • 1 11/16” 316L stainless steel diaphragm eliminates contamination from diffusion or outgassing
    • One piece encapsulated seat design includes a sintered filter to protect the seat from particulate contamination
    • Chrome plated bonnet, 316L SS body and fittings
    • 2” stainless steel dual scale gauges (psi/bar)
    • 1 x 10-9 cc/sec. inboard helium leak rate maintains gas purity levels
    • Front or back panel mountable
    • Maximum inlet 3000 PSIG except for models with
    • CGA 240, 300 and 510, equipped with 400 PSIG inlet gauge
    StagesGaugesGas PurityCertifications
    Singlepsi/barGrade 6.0 (99.9999) and higherCGA E-4
    Specialty Gas Selection Tool

    Ordering Information for Model HP 741
    click to enlarge
  • Max Inlet Pressure PSIGMax Inlet Pressure MetricGas ServiceGas SupplyGasWeightPressure RegulationCv
    High Purity
    HP Cylinder
    High Purity and Corrosive2.92 lbs. (1.32 kg)1.8 psig/100 psig0.08
  • Manual