Marquest Scientific, Inc. - Item # TG-22VH030SS-PVC, 1/4" Inlet Female NPT Connection, PVC Body, Viton Diaphragm, 0-30 PSI in Hg Vacuum Ashcroft All Stainless 2.5" Gauge
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All Categories > Repair Kits > "L Series" Needle Valves > Needle Valves > TUFF GUARD Gauge Isolators w/ Economy Gauge > TUFF GUARD Gauge Isolators w/ All Stainless Gauge > Item # TG-22VH030SS-PVC  
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Item # TG-22VH030SS-PVC, 1/4" Inlet Female NPT Connection, PVC Body, Viton Diaphragm, 0-30 PSI in Hg Vacuum Ashcroft All Stainless 2.5" Gauge

$179.50



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TG-SS-PVC

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1/4" Inlet Female NPT Connection, PVC Body, Viton Diaphragm, 0-30 PSI in Hg Vacuum Ashcroft All Stainless 2.5" Gauge

TUFF GUARD Gauge Isolators
Viton® Diaphragm, 1/4" Female NPT Inlet Connection
Protects and Isolates Pressure Sensing Instruments

  • Impermeable Viton® Diaphragm, Convoluted for Accurate Pressure Transmission.
  • Stainless steel reinforced instrument connection. Integrally molded. "Unbreakable!"
  • Reinforced process connection with compressive spoke ribs to transfer the tensile stress into compression.
  • Wall thickness meet or exceed ANSI Schedule 120.
  • Sufficient displacement to handle the required volumetric displacement of all instrument sizes and pressure ranges.
  • Self Venting Internal Shape for "Easy Filling"
  • Fill/Bleed port provision, reinforced through upper chamber to allow for threaded connections in vacuum fill processing.
  • Integral wrench provisions for field service and maintenance. Diaphragm is Replaceable.
  • Low Profile Design eliminates Dead Volume
  • 3 year limited warranty




Specifications · Scope · Materials of Construction · Features

Specifications

Size Description

1/4" Female NPT

Material

PVC, Viton Diaphragm

Gauge Range/Materials

0-30 in-Hg, All Stainless


Scope
  • The Marquest Gauge Isolator provides two fluid chambers separated by an impermeable membrane. The upper chamber (instrument side) is normally filled with a stabilized liquid. The lower chamber receives the media under pressure.
  • Most pressure sensing devices are compatible with 1/4" FNPT outlet. The inlet is standard 1/2" FNPT or 1/4" FNPT.
  • Chemical resistance and purity levels are as recommended for the base materials.
  • No lubricants are used in construction, internally or externally.
  • Custom membranes may be supplied upon request.




Materials of Construction
Body:
  • PVC: Polyvinyl Chloride
  • CPVC: Chlorinated Polyvinyl Chloride
  • PP: Polypropylene homopolymer, glass & mineral reinforced
Membrane:
  • Standard: PTFE, Teflon®, also available in:
  • FPM: Viton®, Fluorine elastomer
  • EPDM: Ethylene Propylene elastomer




Features
  • Protects and isolates pressure sensing instruments
  • Total isolation from system media
  • Low profile design eliminates dead volume
  • Convoluted diaphragm allows accurate transmission of system pressure
  • Optimum pressure containment spherical design
  • Low in original cost and maintenance
  • Simple installation




 MORE IMAGES 

· Dimensional Data

· Cross Sections


 DOWNLOADS 

 width= Tuff Guard Installation Instructions
(PDF, 1602KB)

 width= Pressure/Temperature Chart
(PDF, 274KB)

 width= Tuff Guard Data Sheet
(PDF, 1219KB)


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