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Denvar make Diaphragm Sealed Pressure Gauges
Diaphragm Sealed Type Pressure Gauges are used to measure process pressures involving Corrosive sluries or Viscous Fluids to protect the instruments from Clog, Damage or Corrosion to the pressure element.

(Gauge Specifications and Ranges same as Weatherproof Industrial and All S.S. Waterproof Gauges)
Accuracy ±1% or 1.5% F.S.D.
Connections 1/4" , 3/8”, 1/2”BSP / NPT (M) , M 20 X 1.5 threaded & flanged as per A.S.A., B.S. & DIN standards
Diaphragm Units * Sandwich type bolted diaphragm sealed unit,
* Argon arc welded diaphragm sealed unit , 
* Distance capillary type diaphragm sealed unit.
Diaphragm Materials S.S. 316L, S.S. 316, Monel, Hastalloy, Tantalum (PTFE / PVDF Lining / Coating can be provided).
Top and Bottom Chambers S.S. 304, S.S. 316, Monel, M.S. (PTFE / PVDF coating, lining can also be provided).
Filling liquid Silicon 350 or Hythem 600.
Optional Fitments Various grade of filling liquid to suit the process requirements. Toughened / Acrylic window glass,
Electrical Magnetic snap action contacts, Glycerin Filling,
Max. reading pointer, shphone , Gauge cock etc.
  Related products :
Denvar make General Purpose Pressure Gauges
Denvar make All S. S. Weather Proof Industrial Pressure Gauges
Denvar make Weather Proof Industrial Pressure Gauges
Denvar make Sanitary Pressure Gauges
Denvar make Magnetic Contact Pressure Gauges
Tyre Pressure Gauges
Low Pressure Gauges

manufacturing / marketing of
preliminary process instrumentation, specifically Pressure Gauges & Thermometers for Indian Market.

             Contact : (022) 2500 0844