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1279 Duragauge Pressure Gauge
Brand: Ashcroft IncThe 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
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
- Ammonia Applications pdf 294 KB
- Duragauge Dials pdf 663 KB
- Duragauge Movement Repairs pdf 78 KB
- Elevated and Low Temperature for Non Corrosive Applications pdf 84 KB
- High Pressure Process Connections pdf 722 KB
- High Pressure Tubing Connections pdf 664 KB
- Hydrogen Service Material Recommendations pdf 663 KB
- Hysteresis Error for 316 Stainless Steel Bourdon Tubes pdf 663 KB
- Low Temperature and Cryogenic Applications pdf 672 KB
- Magnetism of Nickel Copper Alloy pdf 665 KB
- Measuring Pressure on Ammonia Applications pdf 1.1 MB
- Pointer Adjustment For Liquid Filled Gauges pdf 662 KB
- Range Tables pdf 118 KB
- Receiver Gauge and False Reading Gauge Dials pdf 667 KB
- Rupture, Proof and Overpressure of Ashcroft Bourdon Tubes pdf 479 KB
- Safety Concerns Using Repaired and Reconditioned Pressure Gauges pdf 668 KB
- Steel Bourdon Tubes in Duragauges pdf 666 KB
- Storage and Shelf Life of Gauges pdf 665 KB
- Stress Corrosion Cracking Resistance of K500 Monel vs Monel 400 in Hydrofluoric Acid pdf 681 KB
- Throttle Screw Selection Pressure Gauges pdf 454 KB
- Underwater Applications for Duragauge pdf 665 KB