Model HP742
Model HP 742-125-580-A-4




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HP 742

Description: High-purity Two Stage 316L Regulator

A two stage stainless steel cylinder regulator for constant delivery pressure from full to near empty cylinder conditions.

Typical Application:  Ultre 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
    • Maximum inlet 3000 PSIG except for models with CGA 240, 300 and 510, equipped with 400 PSIG inlet gauge
    • Front panel mountable
    StagesGaugesGas PurityCertifications
    Twopsi/barGrade 6.0 (99.9999) and higherCGA E-4
    Specialty Gas Selection Tool

    Ordering Information for Model HP 742
    click to enlarge
  • Max Inlet Pressure PSIGMax Inlet Pressure MetricGas ServiceGas SupplyGasWeightPressure RegulationCv
    4350300Corrosive
    Chromatography
    Laboratory
    High Purity
    Laser
    HP Cylinder
    High Purity and Corrosive4.43 lbs. (2.01 kg).05 psig/100 psig0.06

    Diagram of Model HP742
    <em>click to enlarge</em>
  • Owner's Manual