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Breaking new ground in analytical instrumentation design, the MS3 Modular Substrate Sampling system was developed by two CIRCOR divisions, Go Regulator and Hoke, in answer to the need for process industry companies to replace the traditional use of expensive and time-consuming closed-loop conventional sampling systems with a more cost-effective and efficient approach.
The MS3’s unique design comprises a single block and tube architecture for simplicity and a built-in flexibility that makes it the perfect solution for any gas or liquid sample conditioning system, whether single or multi-stream.
  Block system interchangeability (ISA SP76 compliant) combined with pre-welded tube assemblies and the minimization of required substrate components add up to significantly reduced costs and inventories, plus less assembly and training time as only a single easy-to-use assembly tool is needed.
  As part of the system’s effortless versatility, unlimited multi-stream and block configurations easily adapt to any system schematic.

Background
The background to the development of this breakthrough in analytical instrumentation design is interesting.
  Conventional closed-loop process analytical systems require collecting a sample and transporting it to a complex multi-component conditioning system normally housed in a heated or purged enclosure that prepares it for injection into an analyzer, which then provides feedback to a control system managing the overall process.
  Research showed that tremendous savings in installation, operating and maintenance costs would be made by shortening the transport leg and eliminating the need for the analyzer house as well as simplifying assembly with the use of easy modularity.
In fact, executives at Exxon/Mobil deduced that a modular miniature sample conditioning system could save $480,000 in one-time installation costs and then $420,000 every year at just one typical ethylene plant. So imagine the astronomical industrial savings if modular system technology were sold to thousands of process related plants around the world!
  Research into the problem began in 1999 under the umbrella of Washington State University’s Center for Process Analytical Chemistry, where numerous focus group discussions helped identify the need for a better, more efficient and cost-effective sampling technology.
  The New Sampling/Sensor Initiative (NeSSI) was an ad hoc group of manufacturers and end-user customers that looked into technology for modularizing and miniaturizing process analyzer sample system components. Funding came from industry and government sources, with all research conducted by professional staff.

CIRCOR takes lead
Although its competitors participated in the research and findings, CIRCOR has emerged as the leader in this cutting edge technology, developing a modular block sampling system substrate in which the flow is external to the substrate itself to create a user-friendly, simple, flexible and low-cost solution for process sampling.
  The Hoke/GO Regulator MS3 system is positioned to lead the way
in offering a better solution and saving process companies both installed and maintenance costs. It also comes with a complete set of surface mount components which offers the user versatility and a compact space-saving design that can be used with vapor, gas or liquid.
  In addition to flexibility, adaptability and interchangeability, ease of assembly, reduced inventories and cost-savings, the system offers hassle-free troubleshooting thanks to its external flow path featuring an elastomeric seal.
  All of these features combine to give the MS3 a decided advantage over competitors. One of the largest company’s system has an excessive number of complex components, requires welding of interconnecting blocks and also needs milling and drilling of extrusion blocks to design.
  Another well-known company’s system requires costly drilling of each block, has inconsistent inlet/outlet ports and is inflexible in its overall design as well as difficult to maintain. A third company’s product needs deep drilling and back-welding of flow paths, and is also comparatively inflexible and difficult to maintain, with any system changes requiring a new substrate.
   CIRCOR’s MS3 system specifically overcomes these problems, providing a cost-effective total solution that makes life easier for process companies.

 

Specifications
Maximum working pressure:
250kg/cm2 (24,800kPa: 3,600 psi).
Working temperature ranges:
Viton® (standard) -29°C to +204°C (-20°F to +400°F)
Teflon® (optional) -196°C to +260°C (-320°F to +500°F)
Kalrez® (optional) -40°C to +287°C (-40°F to +550°F)
Blocks and tubes construction:
316L stainless steel as standard
Optional:
Monel® and Hastelloy® C276
Orifice size:
0.125in (3.18mm)
Flow tube size:
1/4 in o/d, 0.035in wall thickness

Hoke and GO conform
to Pressure Equipment Directive

In accordance with the requirements of PED97/23/EC article 3, paragraph 3 and the sound engineering practices of the UK, Hoke and GO Regulators provide Pressure Equipment Directive conforming products to European Union members.
  This Statement of Conformity encompasses all valves, Gyrolok tube and pipe fittings, manifolds, pressure-operated actuators and regulators up to DN25mm and PS from 0 to 414 bar (0 to 6,000 psig) MAWP of both Hoke and GO design and manufacture. A copy of the official Conformity Statement is available in ten languages from CIRCOR Instrumentation.
  Both Hoke and GO Regulators have also received certification to ISO 9001:2000.

High flow PRD conforms to ECE R110

Circle Seal Controls has introduced a patented advanced technology Pressure Relief Device certified to ECE R110 at 260 bar (3,770 psig) and PRD-1 to 345 bar (5,000 psig) for compressed natural gas and hydrogen transportation applications.
  It operates consistently by reducing the stress on the eutectic material that melts at a predetermined temperature. Unlike some products, the material will not restrict flow due to the lower temperatures experienced during full flow, and the unit is far less likely to fail at freezing temperatures due to its robust internal design.
  Used for new tanks and to upgrade existing fleets, Circle Seal PRDs are the standard for many CNG fuel tank manufacturers, with over 80,000 now in service.

Downloadable Hoke CAD drawings

Hoke has introduced downloadable CAD drawings and dimensional tables for its extensive range of Gyrolok flareless tube fittings, allowing both a rapid review of dimensional and material data and insertion into engineering system layouts.
  Freely available through the company’s website www.hoke.com, there are both 2-D and 3-D images for fractional and metric fitting sizes in a variety of styles. Gyrolok tube fittings are offered in a broad selection of materials and connection types.

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