Marquest Scientific, Inc.
Marquest Scientific, Inc.
2950 Airway Avenue, Bldg C-5
Costa Mesa, California U.S.A.
Tel: (714) 491-9191
Toll Free: (866) 452-2349
Fax: (714) 491-9199
Email: sales@marquestscientific.com
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Series TG TUFF GUARD Gauge Isolators, Gauge Guards  
PVC, CPVC, & PP Gauge Isolators w/ 2.5" Economy Gauge Installed
Assembly Internals Aqueous Glycerin Filled. Silicone Oil, Mineral Oil, Ethylene Glycol, or Halocarbon fills also available. Please contact us for ordering info.
  • 2.5" Economy Gauge Installed is Black Painted Steel, +- 1.6% of span
  • Diaphragms available in Modified PTFE, Viton, or EPDM
  • Diaphragm is 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

PLEASE CLICK ITEM # BELOW TO VIEW ADDITIONAL SPECIFICATIONS & DOWNLOADS

Product Image
Unit of Measure
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Item #

Inlet Connection

Materials

Installed Gauge

List Price

TG-22T060S-PVD N/A 1/4" Female NPT N/A PVDF, PTFE Diaphragm N/A 0-60 PSI, Brass, Blk Pntd Steel $201.95
TG-22T100S-PVD N/A 1/4" Female NPT N/A PVDF, PTFE Diaphragm N/A 0-100 PSI, Brass, Blk Pntd Steel $201.95
TG-22T160S-PVD N/A 1/4" Female NPT N/A PVDF, PTFE Diaphragm N/A 0-160 PSI, Brass, Blk Pntd Steel $201.95
TG-22T200S-PVD N/A 1/4" Female NPT N/A PVDF, PTFE Diaphragm N/A 0-200 PSI, Brass, Blk Pntd Steel $201.95
TG-25T030S-PVD N/A 1/2" Female NPT N/A PVDF, PTFE Diaphragm N/A 0-30 PSI, Brass, Blk Pntd Steel $201.95
TG-25T060S-PVD N/A 1/2" Female NPT N/A PVDF, PTFE Diaphragm N/A 0-60 PSI, Brass, Blk Pntd Steel $201.95
TG-25T100S-PVD N/A 1/2" Female NPT N/A PVDF, PTFE Diaphragm N/A 0-100 PSI, Brass, Blk Pntd Steel $201.95
TG-25T160S-PVD N/A 1/2" Female NPT N/A PVDF, PTFE Diaphragm N/A 0-160 PSI, Brass, Blk Pntd Steel $201.95
TG-25T200S-PVD N/A 1/2" Female NPT N/A PVDF, PTFE Diaphragm N/A 0-200 PSI, Brass, Blk Pntd Steel $201.95
TG-22EH030S-PVD N/A 1/4" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-30 in-Hg Vac, Brass, Blk Pntd Steel $224.50
TG-22E015S-PVD N/A 1/4" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-15 PSI, Brass, Blk Pntd Steel $205.95
TG-22E030S-PVD N/A 1/4" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-30 PSI, Brass, Blk Pntd Steel $205.95
TG-22E060S-PVD N/A 1/4" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-60 PSI, Brass, Blk Pntd Steel $205.95
TG-22E100S-PVD N/A 1/4" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-100 PSI, Brass, Blk Pntd Steel $205.95
TG-22E160S-PVD N/A 1/4" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-160 PSI, Brass, Blk Pntd Steel $205.95
TG-22E200S-PVD N/A 1/4" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-200 PSI, Brass, Blk Pntd Steel $205.95
TG-25EH030S-PVD N/A 1/2" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-30 in-Hg Vac, Brass, Blk Pntd Steel $224.50
TG-25E015S-PVD N/A 1/2" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-15 PSI, Brass, Blk Pntd Steel $205.95
TG-25E030S-PVD N/A 1/2" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-30 PSI, Brass, Blk Pntd Steel $205.95
TG-25E060S-PVD N/A 1/2" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-60 PSI, Brass, Blk Pntd Steel $205.95
TG-25E100S-PVD N/A 1/2" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-100 PSI, Brass, Blk Pntd Steel $205.95
TG-25E160S-PVD N/A 1/2" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-160 PSI, Brass, Blk Pntd Steel $205.95
TG-25E200S-PVD N/A 1/2" Female NPT N/A PVDF, EPDM Diaphragm N/A 0-200 PSI, Brass, Blk Pntd Steel $205.95
TG-22VH030S-PVD N/A 1/4" Female NPT N/A PVDF, Viton Diaphragm N/A 0-30 in-Hg Vac, Brass, Blk Pntd Steel $224.50
TG-22V015S-PVD N/A 1/4" Female NPT N/A PVDF, Viton Diaphragm N/A 0-15 PSI, Brass, Blk Pntd Steel $205.95
Unit of Measure
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