1379 Duragauge Pressure Gauge

Brand: Ashcroft Inc

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 

Specifications

Ring Material

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

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)

Enclosure, Body Material

  • Aluminum
  • Black Epoxy Coated

Pressure Type

  • Compound Pressure
  • Gauge
  • Vacuum

Movement

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

Fill Material

  • Glycerin
  • Halocarbon
  • Silicone

Accuracy

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

NPT Connection

  • 1/2” NPT Male
  • 1/4” NPT Male

Name Plate, Tag Material

  • Stainless Steel

UNF/UNC Connection

  • 9/16”-18 UNF Male

Size

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

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

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)

Environmental Protection

  • IP54
  • IP65

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

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)

Approvals & Certifications

  • CRN
  • ISO 9001

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

Documentation

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