Ashcroft Duragauge Pressure Gauge, 1279
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1279 Duragauge Pressure Gauge

Brand: Ashcroft Inc
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The Ashcroft® 1279 Duragauge® pressure gauge provides dependability, safety and performance. 

Used throughout the served markets, its manufacture is continuously monitored to assure uncompromising standards and material integrity. 

An ideal choice for satisfying most applications and installation requirements.
Features
  • Solid front case design, field convertible to hermetically sealed or liquid filled style 
  • Pressure ranges from vacuum psi: 30,000 (kPa: 206,800, bar: 2,068) 
  • Select from various socket and Bourdon tube materials 
  • Micrometer adjustable pointer 
  • 400 Series stainless steel movement wears better for longer life 
  • Teflon-coated pinion for longer life 
  • Patented Duratube with as-welded tube construction controls stresses for longer life 
  • PLUS!™ performance option
    • Liquid-filled performance in a dry gauge 
    • Fights vibration and pulsations without liquid-filled headaches 
    • Order as option XLL 

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Specifications

Brand

Accuracy

  • ± 0.5 % of Span (Grade 2A, ASME B40.100)

Environmental Protection

  • IP54
  • IP66

Ring Material

  • Polycarbonate

Fill Material

  • Glycerin
  • Halocarbon
  • Silicone

Pressure Range

  • bar: 0 to 2,068
  • Feet WC: -34 to 0
  • Inches Hg: -30 to 0
  • kPa: 0 to 206,800
  • psi: 0 to 30,000

Process Temperature

  • Dry: -29° to 121° C (-20° to 250° F)
  • LF (Glycerin): -7° to 93° C (20° to 150° F)
  • PLUS! Performance, Silicon & Halocarbon: -40° to 93° C (-40° to 200° F)

Lens

  • Acrylic Lens
  • Glass Lens
  • Shatterproof Glass

NPT Connection

  • 1/2” NPT Male
  • 1/4” NPT Male

Size

  • Dial: 4.5”

Pressure Type

  • Compound Pressure
  • Gauge
  • Vacuum

UNF/UNC Connection

  • 9/16”-18 UNF Male

Materials of Construction

  • Bourdon Tube & Socket: 316L Stainless Steel
  • Bourdon Tube: Brass
  • Bourdon Tube: C510 Phosphor Bronze
  • Bourdon Tube: Monel 400
  • Bourdon Tube: Monel 500
  • Bourdon Tube: Steel
  • Dial: Aluminum, White Background, Black Scale

Enclosure, Body Material

  • Phenolic

Name Plate, Tag Material

  • Stainless Steel

Cover Material

  • Back Cover: Polycarbonate

Mounting

  • Flush Mounted

Storage Temperature

  • Dry: -40° to 121° C (-40° to 250° F)
  • LF (Glycerin): -18° to 66° C (0° to 150° F)
  • PLUS! Performance, Silicone & Halocarbon: -40° to 66° C (-40° to 150° F)

Movement

  • 400 Stainless Steel
  • Teflon Coated Pinion Gear & Segment

Approvals & Certifications

  • CRN

Ambient Temperature Range

  • Dry: -29° to 93° C (-20° to 200° F)
  • LF (Glycerin): -7° to 66° C (20° to 150° F)
  • PLUS! Performance, Silicone & Halocarbon: -40° to 66° C (-40° to 150° F)

  • Chemical & Petrochemical
  • Cryogenic Systems
  • Equipment Skids
  • Mining & Metals
  • OEM Equipment
  • Pulp & Paper
  • Refineries
  • Water & Wastewater Pressure Control

Documentation

Data Sheets

Industry Brochures

Installation & Maintenance

Product Information

Selection Guides

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