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622-00000100 - Miller Smith 620 Series Silverline High Purity 2-Stage Regulator 100 PSI Panel Mount

Packaging: 1 per ea
$1,165.93/ea $766.26/1 per ea only $766.26/eaSave 34%

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OVERVIEW

Precision Control for Specialty Gas Applications

When your work demands the highest level of gas purity and pressure stability, the Miller Smith 622 Silverline High Purity Two-Stage Regulator is the professional's choice. Designed for welders, lab technicians, and fabricators working with non-corrosive specialty gases, this regulator eliminates the common headaches associated with standard gas equipment. The two-stage design is a game-changer for consistency; it automatically compensates for the drop in cylinder pressure as you work, ensuring that your flow rate and pressure remain rock-steady from the start of the tank until it is empty. This means no more stopping to tweak the regulator knob halfway through a critical process.

The Silverline 622 is built to last and designed to perform. The body is machined from brass and nickel-plated, giving it a sleek, professional look that stands up to wear and tear. Inside, a stainless steel diaphragm replaces the standard rubber components found in cheaper regulators. This upgrade not only improves the accuracy of your pressure settings but also ensures that the regulator itself doesn't contaminate your high-purity gas. Whether you are running a gas chromatograph, a laser system, or a precision TIG welding setup requiring ultra-pure shielding gas, this regulator delivers the clean, consistent flow you need.

Installation is versatile and secure. This model is configured for panel mounting, making it perfect for fixed installations at a workbench or inside a gas cabinet. The 1/4" FNPT connections allow you to plumb it directly into your system using standard fittings. Safety is also a priority; the regulator includes a capturable vent port, allowing you to pipe any vented gas to a safe exhaust system, protecting you and your workspace. With its large, easy-to-read 2-1/2 inch gauge and smooth adjustment mechanism, the Miller Smith 622 puts you in complete control of your gas delivery system.

Additional Information
Brand:Miller
Item:Regulator
Max Inlet:3500 PSI
Max Outlet:100 PSI
Cga Fitting:n/a
Used On Which Gas:Inert Gases
Packaging Description:1 per each
Series:Silverline 620
Stage Type:Two Stage
Body Material:Nickel Plated Brass
Diaphragm Material:Stainless Steel
Inlet Connection:1/4" FNPT
Outlet Connection:1/4" FNPT
Mounting Type:Panel Mount
Gauge Size:2-1/2"
Gas Service:Specialty Gas, Non-Corrosive

INCLUDED

  • 1x Miller Smith 622 Silverline Two-Stage Regulator
  • 1x Panel Mount Kit
  • Instruction Manual

APPLICATIONS

  • Analytical Instrumentation
  • Gas Chromatography
  • Laboratory Research
  • Laser Gas Systems
  • Process Control
  • Emission Monitoring Systems
  • High Purity Shielding Gas Delivery

FAQ

A two-stage regulator reduces cylinder pressure in two steps, providing a constant delivery pressure even as the cylinder pressure drops. A single-stage regulator's outlet pressure may fluctuate as the cylinder empties.

No, the Miller Smith 622 Silverline is designed for non-corrosive gases. It uses a brass body and stainless steel diaphragm. Corrosive gases typically require stainless steel or Monel bodies.

This unit features 1/4" FNPT (Female National Pipe Thread) connections on both the inlet and outlet, designed for panel mounting or custom plumbing rather than direct cylinder connection.

The maximum inlet pressure rating is 3500 PSI.

Yes, it features a capturable vent in the bonnet with a 1/16" FNPT connection, allowing you to pipe vented gases to a safe exhaust location.

While the materials (brass) are generally compatible with oxygen, this specific model is listed for 'Specialty Gas' and has FNPT ports. Always ensure the regulator is cleaned for oxygen service and used with compatible fittings before using with oxygen.

The stainless steel diaphragm provides a metal-to-metal seal, preventing the off-gassing and contamination associated with rubber diaphragms, ensuring high gas purity.

Yes, the design is capable of withstanding internal vacuums, which is useful during purging operations to remove air from the lines.
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