Availability: 9 in stock
High-purity regulators designed for analytical applications using non-corrosive or semi-corrosive gases.
• Supply of carrier gas/detector support gas for a variety of gas chromatography applications (see table below for details).
• Supply of calibration standards to on-line process analyzers, emission monitoring systems, etc.
• Supply of high-purity non-corrosive or semi-corrosive gases to applications requiring constant delivery pressure.
• High-purity 316L stainless steel barstock body
• High-purity 316L stainless steel diaphragm
• Metal to metal seals minimize diffusion of contaminants
• 2” inlet and delivery pressure gauges
• Bonnet ported and threaded to pipe gases away from work area
• Equipped with outlet diaphragm valve
• 1/4” compression tube outlet connection
• 10 micron metal filter protects seat from contamination
• Optional interstage relief valve available
• Panel mountable, front and back bonnet threaded
• Bonnet vent hole size: 1/8” NPTF
| Part Number* | Max Delivery Pressure |
Delivery Pressure Gauge |
Cylinder Pressure Gauge |
| SEQ3811ACGA | 15 psi | -30″-0-30 psi | 0-4000 psi |
| SEQ3813ACGA | 50 psi | -30″-0-100 psi | 0-4000 psi |
| SEQ3810ACGA | 125 psi | -30″-0-200 psi | 0-4000 psi |
| SEQ3816ACGA | 250 psi | 0-400 psi | 0-4000 psi |
| SEQ3818ACGA | 500 psi | 0-1000 psi | 0-4000 psi |
*Note: where CGA is replaced by the actual CGA number. Some CGA limitations may apply. (NI) for 1/4″ FNPT inlet
• Gauges: 316 stainless steel
• Body: 316L stainless steel
• Bonnets: Chrome plated brass barstock
• Diaphragms: 316L stainless steel
• Seats:
1st Stage – Teflon
2nd Stage – Teflon
• Seals: Metal to metal
• Valve Body (4370 Series): 316L stainless steel
• Valve Diaphragm: 316L stainless steel
• Valve Seat: PCTFE
• Maximum Inlet Pressure: 3000 psi (20,700 kPa)
• Typical Max Flow Rate (100 psi del press): 7 SCFM-N2 (200 SLPM)
• Flow Capacity (Cv): 0.06
• Interstage Pressure
Model 3811A: ~350 psi
Model 3813A: ~350 psi
Model 3810A: ~350 psi
Model 3816A: ~350 psi
Model 3818A: ~560 psi
• Operating Temperature: -40°F to 140°F (-40°C to 60°C)
• Porting (Regulator Body): 1/4” NPT Female
• Porting Configuration: 2 High, 3 Low, l Interstage
Cross Purge
• Eliminates the escape of hazardous gases when changing cylinders
• Reduces danger of contamination from atmospheric moisture and oxygen
• Minimizes the amount of gas lost during cylinder changes
• used throughout
• All stainless steel construction ()
| Mounting Options | |||
| Mounting Bracket for Dual-Stage Regulators PMK-2N Mounting Nuts are also needed (see below). The rear bonnet of the regulator mounts to this bracket. |
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| PMK-2N Mounting Nuts These nuts can be used either with the above bracket or for mounting in a panel. |
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| 54 Series Protocol Station This stainless steel 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. |
