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81 Series Dual-Stage General Purpose Regulator - Brass

USD $584.48

81 Series Dual-Stage General Purpose Regulator - Brass

USD $584.48
Part Number:    81 Series
   Availability:   Ships within 24 hours from Montgomeryville, PA


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Product Description

MATHESON made in the USA

 

 

General purpose regulators constructed for use with non-corrosive gases.

Applications

• Calibration of pressure gauges, rotameters, and mass flow controllers
• General purpose applications where a constant delivery pressure is required
• Applications with high duty cycle/demanding operating conditions

Design Features

• Chrome plated brass body
• Neoprene diaphragms (1st and 2nd stages)
• 2-1/2” inlet and delivery pressure gauges
• Equipped with outlet needle valve
• 1/4” NPTM outlet connection with loose 1/4" hose barb
• Internal interstage relief valve set at 800 psi
• One-piece encapsulated seat with (10µ) internal fitter to protect against contamination

Ordering Information  
Part Number* Max
Delivery Pressure
Delivery Pressure
Gauge
Cylinder Pressure
Gauge
SEQ81LCGA 15 psi 0-30 psi 0-3000 psi
SEQ81CGA 50 psi 0-100 psi 0-3000 psi
SEQ81HCGA 125 psi 0-200 psi 0-3000 psi
SEQ81250CGA 250 psi 0-400 psi 0-3000 psi

Materials of Construction

• Gauges: Chrome plated brass
• Body: Chrome plated forged brass
• Bonnets: Chrome plated zinc die cast
• Diaphragms – neoprene
• Seats: PTFE
• Seals: Neoprene 

Specifications

• Maximum Inlet Pressure: 3000 psi (20,700 kPa)
• Typical Max Flow Rate (100 psi del press): 4 SCFM-N2 (110 SLPM)
• Flow Capacity (Cv): 0.15
• Internal Interstage Relief Valve: 800 psi
• Operating Temperature: -20°F to 140°F (-29°C to 60°C)
• Porting (Regulator Body): 1/4” NPT Female
• Porting Configuration: 2 High, 2 Low, 1 Interstage

  Mounting Options
 
   
  53 Series Protocol Station
This brass manifold is designed to provide a safe, reliable way of wall-mounting a cylinder regulator. Manifolds are provided a durable stainless steel bracket, stainless steel flex hose (3 ft std.), and a CGA connection with integral check valve.
manbr1.jpg  

 

Flow Curves

Flow Curves, 81 Series

Instructions

Instructions, Economy Regulator

Drawing

Drawing, 81

Warranty Information

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