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Bourdon Tube Pressure Gauge, Stainless Steel - 131.11

Brand: WIKA Alexander Wiegand SE & Co. KG

Compact version, NS 40, 50 and 63.
Features
  • All stainless steel construction
  • 316L wetted parts
  • Cost effective and reliable
  • Positive pressure ranges to 15,000 psi (1,000 bar)

Specifications

Design

  • ASME B40.100 & EN 837-1

Sizes

  • 1.5”, 2” & 2-1/2” (40, 50 and 63 mm)

Accuracy Class

  • 3/2/3 % of Span per ASME B40.100 Grade B

Ranges

  • Pressure from 15 psi to 10,000 psi or Equivalent units of Pressure and vacuum
  • Vacuum / Compound to 200 psi

Working Pressure

  • Short Time: Full Scale Value
  • Fluctuating: 2/3 of Full Scale Value
  • Steady: 3/4 of Full Scale Value

Operating Temperature

  • Medium: +212° F (+100° C) Max.
  • Ambient: -40° F to +140° F (-40° C to +60° C)

Temperature Error

  • Additional error when temperature changes from reference temperature of 68° F (20° C) ± 0.4 % of Span for every 18° F (10° C) rising or falling.

Pressure Connection

  • 1/8” or 1/4” NPT (Male)
  • Lower Mount (LM) or Center Back Mount (CBM)
  • Material: 316L Stainless Steel

Bourdon Tube

  • > 1000 psi (70 bar): Helical Type
  • < 1000 psi (70 bar): C-shape
  • Material: 316L Stainless Steel

Movement

  • Stainless Steel

Dial

  • White Aluminum with Black Lettering, with Stop Pin

Pointer

  • Black Aluminum

Case

  • Stainless Steel

Window

  • Snap-In Polycarbonate

  • Suitable for corrosive environments and gaseous or liquid media that will not obstruct the pressure system
  • Ideal when a smaller size instrument is needed
  • CDA (Clean Dry Air) applications 
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