Ashcroft Duragauge Pressure Gauge, 1379
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1379 Duragauge Pressure Gauge

Brand: Ashcroft Inc.
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The Ashcroft®1379 Duragauge® process 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
  • 4-1/2" 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 
  • Micrometer adjustable pointer 
  • Exclusive teflon coated 400 series stainless steel rotary movement 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 
  • Epoxy-coated system for superior corrosion resistance 

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Specifications

Brand

Accuracy

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

Ambient Temperature Range

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

Applications

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

Approvals & Certifications

  • CRN
  • ISO 9001

Enclosure, Body Material

  • Aluminum
  • Black Epoxy Coated

Environmental Protection

  • IP54
  • IP65

Fill Material

  • Glycerin
  • Halocarbon
  • Silicone

Lens

  • Acrylic Lens
  • Glass Lens

Materials of Construction

  • Bourdon Tube & Socket: 316L Stainless Steel
  • Bourdon Tube: Brass
  • Bourdon Tube: C510 Phosphor Bronze
  • Bourdon Tube: Inconel® 718
  • Bourdon Tube: Monel® K500
  • Dial: Aluminum, White Background, Black Pressure Scale
  • Socket: Monel® 400
  • Socket: Steel

Mounting

  • Flush Mounted

Movement

  • Rotary, 400 Stainless Steel
  • Teflon Coated Pinion Gear & Segment

Name Plate, Tag Material

  • Stainless Steel

NPT Connection

  • 1/2" NPT Male
  • 1/4" NPT Male

Pressure Range

  • bar: 0 to 6,894
  • Feet WC: -34 to 0
  • Inches Hg: -30 to 0
  • kPa: 0 to 689,500
  • psi: 0 to 100,000

Pressure Type

  • Compound Pressure
  • Gauge
  • Vacuum

Process Temperature

  • Dry: -29° to 121° C (-20° to 250° F)
  • LF (Glycerin): 7° to 93° C (20° to 200° F)
  • Silicone & Halocarbon: -40° to 93° C (-40° to 200° F)

Ring Material

  • 4-1/2" & 6" Dial: Threaded Reinforced Black Polypropylene
  • 8-1/2" Dial: Hinged, Aluminum, Black Epoxy Coated

Size

  • Dial: 4.5"
  • Dial: 6" (152.4 mm)
  • Dial: 8.5" (215.9 mm)

Storage Temperature

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

UNF/UNC Connection

  • 9/16"-18 UNF Male

Documentation

Data Sheet

Industry Brochures

Installation & Maintenance

Product Information

Selection Guides

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