Ashcroft Duragauge Pressure Gauge, 1377
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1377 Duragauge Pressure Gauge

Brand: Ashcroft Inc.
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The Ashcroft® 1377 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)
  • PLUS: -40° to 66° C (-40° to 150° F)

Applications

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

Approvals & Certifications

  • CRN

Enclosure, Body Material

  • Aluminum
  • Black Epoxy Coated

Environmental Protection

  • IP54

Fill Material

  • Dry

Lens

  • Acrylic Lens
  • Glass Lens

Materials of Construction

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

Mounting

  • Flush Mounted

Movement

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

Pressure Type

  • Compound Pressure
  • Gauge
  • Vacuum

Process Temperature

  • Dry: -29° to 121° C (-20° to 250° F)
  • PLUS: -40° to 93° C (-40° to 200° F)

Ring Material

  • Black Enamel
  • Hinged Steel

Size

  • Dial: 4.5"
  • Dial: 6" (150 mm)
  • Dial: 8.5" (215.9 mm)

Storage Temperature

  • Dry: -40° to 121° C (-40° to 250° F)
  • PLUS: -40° to 66° C (-40° to 150° F)

UNF/UNC Connection

  • 9/16"-18 UNF Male-2B Aminco

Documentation

Data Sheets

Installation & Maintenance

Product Information

Selection Guides

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