Bourdon Tube Pressure Gauge, Copper Alloy - 111.11

Brand: WIKA Instruments Ltd.
Compressed Gas Regulator Gauge, Standard Series
Features
  • UL-listed (UL-252a or UL-404)
  • SS Z&N coated or gold-painted steel case
  • Free of oil and grease
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Images are representations only.
Compressed Gas Regulator Gauge, Standard Series
Features
  • UL-listed (UL-252a or UL-404)
  • SS Z&N coated or gold-painted steel case
  • Free of oil and grease

Specifications

Design

  • ASME B40.100

Sizes

  • 1-1/2", 2" & 2-1/2" (41, 53 & 68 mm)

Accuracy Class

  • ± 3/2/3% of span (ASME B40.100 Grade B)

Ranges

  • Pressure from 15 psi (1 bar) to 6,000 psi (400 bar)
  • Vacuum / Compound to 200 psi (16 bar)

Working Pressure

  • Short time: full scale value
  • Fluctuating: 2/3 of full scale value
  • Steady: 3/4 of full scale value

Operating Temperature

  • Media: 140° F (+60° C) maximum
  • 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°K) rising or falling.

Pressure Connection

  • Center Back Mount (CBM); 1½”and 2” 1/8” NPT, 1/4" NPT, limited to wrench flat area Restrictor Press-fit, 0.012" orifice
  • Lower Mount (LM): 1-1/2", 2" and 2-1/2"
  • Material: Copper-Alloy

Bourdon Tube

  • > 870 psi (60 bar): Helical
  • < 870 psi (60 bar): C-shape
  • Material: copper alloy

Movement

  • Copper alloy

Dial

  • White Aluminum with stop pin and Black Lettering “USE NO OIL” in Red

Pointer

  • Black aluminum, non-adjustable

Case

  • 1-1/2": gold-painted stee
  • 2" & 2-1/2": SS ZrN coated (= brass polished look) or gold-painted steel

Window

  • Twist-lock clear polycarbonate

Typical Applications

  • Compressed gas regulators
  • Beverage dispensing machines
  • Suitable for all media that will not obstruct the pressure system or attack copper alloy parts

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