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 w/ 4.5"Ashcroft "Duragauge" Process Gauge Vacuum Assembled, Tested, & Calibrated. Assembly Glycerin Filled is Standard.
Silicone or Halocarbon Fill Available. Contact Factory for Pricing.
The Ashcroft Duragauge Process Gauge is vacuum assembled, using first in kind technology, to our Tuff Guard which is Injection Molded with Insert Molded Stainless Reinforced Threads. The Upper Chamber Instrument Connection is a heavy duty 1/2" Female NPT to properly handle a gauge of this size! This offering provides the first of its kind in the industry as Accuracy and Durability are unmatched for a full Process Gauge Guard assembly. Fully assembled, Accuracy is within +1% of stated Gauge accuracy of 1% of span. 
  • Modified PTFE Diaphragm Standard, Viton or EPDM Available
  • 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 the Process Gauge
  • Integral wrench provisions for field service and maintenance. Diaphragm is Replaceable.
  • Low Profile Design eliminates Dead Volume
  • 3 year warranty

Installed Type 1279 Duragauge Pressure Gauge Specification:
  • 4.5" full-size Bourdon tube
  • Patented Duratube™ with as-welded-tube construction controls stress for longer life
  • "Round Cap Tip" construction lowers stresses for longer life
  • Easily adjustable, self-locking micrometer pointer
  • Burn-resistant phenol turret case
  • Exclusive PTFE coated 400 series Stainless Steel rotary movement for longer life
  • Epoxy-coated system for superior corrosion resistance
     
    PLEASE CLICK ITEM # BELOW TO VIEW ADDITIONAL SPECIFICATIONS & DOWNLOADS
     
PVC Tuff Guard w/Process Gauge
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Item #

Inlet Connection

Materials

Pressure Range

List Price

TG-55V300PG-PVC N/A 1/2" Female NPT N/A PVC, Viton Diaphragm N/A 0-300 PSI $578.50
TG-52E015PG-PVC N/A 1/4" Female NPT N/A PVC, EPDM Diaphragm N/A 0-15 PSI $578.50
TG-52E030PG-PVC N/A 1/4" Female NPT N/A PVC, EPDM Diaphragm N/A 0-30 PSI $578.50
TG-52E060PG-PVC N/A 1/4" Female NPT N/A PVC, EPDM Diaphragm N/A 0-60 PSI $578.50
TG-52E100PG-PVC N/A 1/4" Female NPT N/A PVC, EPDM Diaphragm N/A 0-100 PSI $578.50
TG-52E160PG-PVC N/A 1/4" Female NPT N/A PVC, EPDM Diaphragm N/A 0-160 PSI $578.50
TG-52E200PG-PVC N/A 1/4" Female NPT N/A PVC, EPDM Diaphragm N/A 0-200 PSI $578.50
TG-52E300PG-PVC N/A 1/4" Female NPT N/A PVC, EPDM Diaphragm N/A 0-300 PSI $578.50
TG-55E015PG-PVC N/A 1/2" Female NPT N/A PVC, EPDM Diaphragm N/A 0-15 PSI $578.50
TG-55E030PG-PVC N/A 1/2" Female NPT N/A PVC, EPDM Diaphragm N/A 0-30 PSI $578.50
TG-55E060PG-PVC N/A 1/2" Female NPT N/A PVC, EPDM Diaphragm N/A 0-60 PSI $578.50
TG-55E100PG-PVC N/A 1/2" Female NPT N/A PVC, EPDM Diaphragm N/A 0-100 PSI $578.50
TG-55E160PG-PVC N/A 1/2" Female NPT N/A PVC, EPDM Diaphragm N/A 0-160 PSI $578.50
TG-55E200PG-PVC N/A 1/2" Female NPT N/A PVC, EPDM Diaphragm N/A 0-200 PSI $578.50
TG-55E300PG-PVC N/A 1/2" Female NPT N/A PVC, EPDM Diaphragm N/A 0-300 PSI $578.50
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