Bourdon Tube Pressure Gauge, Stainless Steel - 232.30, 233.30

Brand: WIKA Instruments Ltd.
For the process industry, safety version, NS 63, 100 and 160.
Features
  • Solid-front stainless steel case
  • Excellent load-cycle stability and shock resistance
  • All stainless steel construction
  • Positive pressure ranges to 20,000 PSI  (1,600 bar)
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Images are representations only.
For the process industry, safety version, NS 63, 100 and 160.
Features
  • Solid-front stainless steel case
  • Excellent load-cycle stability and shock resistance
  • All stainless steel construction
  • Positive pressure ranges to 20,000 PSI  (1,600 bar)

Specifications

Design

  • ASME B40.100 & EN 837-1

Sizes

  • (63, 100 and 160 mm)
  • 6”
  • 4”
  • 2½”

Ranges

  • Pressure from 0/10 (0.6 bar) to 0/20,000 psi (1600 bar) - 6” or other equivalent units of pressure or vacuum
  • Vacuum / Compound to 200 psi (16 bar) Pressure from 0/15 (1 bar) to 0/15,000 psi (1000 bar) - 2½” , 4”

Working Pressure

  • 4” & 6”: Steady: Full Scale Value Fluctuating: 0.9x Full Scale Value Short time: 1.3x Full Scale Value
  • 2½”: Steady: ¾ Full Scale Value Fluctuating: 2/3 Full Scale Value Short time: Full Scale Value

Operating Temperature

  • Medium: +392° F (+200° C) maximum - dry +212° F (+100° C) maximum - liquid-filled
  • Ambient: -40° F to +140° F (-40° C to +60° C) - dry -4° F to +140° F (-20° C to +60° C) - glycerine-filled -40° F to +140° F (-40° C to +60° C) - silicone-filled

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.

Weather Protection

  • Weather tight (NEMA 4X / IP65)

Pressure Connection

  • Lower back Mount (LBM) - for 2½” & 4” size only 1/4" NPT or 1/2" NPT limited to wrench flat area
  • Lower mount (LM)
  • Material: 316L stainless steel

Bourdon Tube

  • > 1,500 psi (100 bar): Helical
  • < 1,500 psi (100 bar): C-shape
  • Material: 316L stainless steel

Movement

  • Stainless steel

Dial

  • White aluminum with black lettering; 2½” with stop pin

Pointer

  • Black aluminum, adjustable

Case

  • 304 Stainless Steel with solid baffle wall and blowout back (safety case)

Window

  • Polycarbonate (2½”) and Safety Glass (4” & 6”) with Buna-N gasket)

Bezel Ring

  • Stainless steel, bayonet-type

Case Fill

  • Glycerine 99.7% - Type 233.30

Typical Applications

  • With liquid filled case for applications with high dynamic pressure pulsations or vibration
  • Suitable for corrosive environments and gaseous or liquid media that will not obstruct the pressure system 
  • Process industry: chemical/petrochemical, power stations, mining, on and offshore, environmental technology, mechanical engineering and plant construction

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