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Model PG43SA-S Diaphragm Pressure Gauge Flush

Brand: WIKA Instruments
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The model PG43SA pressure gauge has been specifically designed for the requirements of sanitary applications.
Features
  • Safety via mechanical pressure transmission.
  • Case and wetted parts in hygienic design.
  • Suitable for CIP and SIP, optionally completely autoclavable.
  • Simple zero adjustment.
  • High overpressure safety.
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The model PG43SA pressure gauge has been specifically designed for the requirements of sanitary applications.
Features
  • Safety via mechanical pressure transmission.
  • Case and wetted parts in hygienic design.
  • Suitable for CIP and SIP, optionally completely autoclavable.
  • Simple zero adjustment.
  • High overpressure safety.
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Specifications

Brand

Version

  • EN 837-3

Nominal Size in mm

  • 100

Accuracy Class

  • 1.6
  • Option: Dual scale
  • The given scale Ranges are also available in kPa and MPa.

Pressure Limitation

  • Steady: Full Scale Value
  • Fluctuating: Scale Range < 4 bar: Full Scale Value, Scale Range ≥ 4 bar: 2/3 x Full Scale Value

Overpressure Safety

  • 2x Full Scale Value, Max. 40 bar or Max. Pressure rating (PN) of the process Connection
  • Option: 5x Full Scale Value, Max. 40 bar or Max. Pressure rating (PN) of the process Connection

Permissible Temperature

  • Medium: -20° to +150° C
  • CIP and SIP: 150° C Continuously for Wetted Parts
  • Option: Autoclavable, Max. 134° C, ≤ 20 minutes
  • Ambient: -20° to +60° C

Temperature Effect

  • When the temperature of the measuring system deviates from the reference temperature (+20° C): Max. ± 0.5 % / 10 K of Full Scale Value

Ingress Protection Per EN / lEC 60529

  • IP54

Process Connection

  • SMS threaded Connection
  • others on Request
  • For exact Designs and nominal widths see tables from page 4
  • NEUMO BioControl®
  • VARIVENT®
  • Milk thread Fitting per DIN 11851
  • Aseptic Connection per DIN 11864-1 /-2 /-3
  • Stainless Steel 1.4435 (316L), UNS S31603, Lower Mount
  • Clamp Connection per DIN 32676 / ISO 2852

Pressure Element

  • Diaphragm Element, welded to the process Connection
  • NiCr Alloy 2.4668 (Inconel 718), UNS N07718

Surface Roughness of Wetted Parts

  • Ra ≤ 0.76 μm (30 μin) per ASME BPE SF3
  • Option: Ra ≤ 0.38 μm (15 μin)
  • weld seam: Ra ≤ 0.76 μm (30 μin)
  • Option: Electropolished, Ra ≤ 0.38 μm (15 μin) per ASME BPE SF4, weld seam: Ra ≤ 0.76 μm (30 μin)

Level of Cleanliness of Wetted Parts

  • ASTM G93 Level C / ISO 15001 (Residual Content of non-volatile Hydrocarbons ≤ 66 mg/m²)

Movement

  • Stainless Steel

Dial

  • Aluminium, White, Black Lettering

Pointer

  • Aluminium, Black

Case

  • Stainless Steel 1.4301 (304), Electropolished
  • Surface roughness: Ra ≤ 0.76 μm (30 μin), (Except for weld seam)

Window

  • Polycarbonate (Polysulfone for autoclavable versions)

Ring

  • Crimp Ring, Stainless Steel 1.4301 (304)
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Typical Applications

  • Hygienic pressure measurement in sanitary applications for the pharmaceutical, biotechnology, food and beverage industries
  • Mechanical pressure display on pipelines, fermenters, bioreactors and vessels
  • Pressure/vacuum monitoring during cleaning, sterilisation, pressure testing
  • For gases, compressed air, vapour; liquid, pasty, powdery and crystallising media
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