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 Diaphragm welded to upper housing to provide high integrity seal and allow removal of upper housing without loss of fill. W24 offers the most complete line of process connection types for both "Gauge" and "transmitter" seal applications. W29 is the first choice for everyday "TRANSMITTER" Seal applications. W41 offers the highest performance available in a metallic diaphragm. For "TRANSMITTER" applications with low calibrations and/or long capillaries. Offers more than 0.43 cubic inches of displacement for "GAUGE" applications with large displacement requirements and/or long capillaries. Carbon steel polyester powder coated upper housing with Grade 8 alloy steel fasteners. Other upper housing materials available. 1/4 or 1/2 NPT instrument connection with a 1/4-28 NF bleed/fill connection and also all welded connections. Diaphragm cavity design allows vacuum filling while providing support for the diaphragm membrane.   |
 Clamped diaphragm with integral gasketing on both the instrument and process sides of the diaphragm. Available in most popular connection types including: Off-Line Threaded. Molded Vitron A or Kalrez elastomer diaphragms provide almost 1.2 cubic inches of displacement for use with bellows type and other large displacement instruments. Carbon steel polyester powder coated upper housing with Grade 8 alloy steel fasteners. Other upper housing materials available. 1/4 or 1/2 NPT instrument connection with a 1/4-28 NF bleed/fill connection and also all welded connections. Optional cleanout ring allows removal of upper housing with-out loss of fill. Available in Off-Line threaded Types A3 and A4 only.   |
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