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r\ 1'.,>. I ..N"1 YVv _ i �, _ •Jn' \ ,• M`nt wM1 .n .r•1 ♦) t)� .. <br /> 05/29/2002 08:39 714-666-230 MARSHALL INSTRUMEN9 PAGE 06 <br /> ,. <br /> «. x, M VOpN 5 � : <br /> IS00 <br /> psi <br /> Zz <br /> +ta ' '•^r <br /> jz <br /> Durable Spiral Bourdon Tube <br /> The best-known construction materials (annealled) <br /> available are used in the manufacture of Pointer shaft <br /> McDaniel gauges. <br /> A. 304 Stainless Steel Heavy Duty Case Stainless sector gear <br /> B. 316 Stainless Steel Heavy Duty Vacuum Stop <br /> Movement All Stainless Steel <br /> C. 316 Stainless Steel Heavy Duty Movement Y <br /> Connection, Socket and Bourdon Tube "S" link <br /> D. Neoprene Gaskets Pulsation dampner m <br /> E. Laminated Safety Glass Lens plate <br /> F, Polished 304 Stainless Steel Bayonet Ring <br /> G. Stainless Steel Blowout Assembly Span adjustment c ..:. <br /> Spiral Bourdon Tube Movement mountingscre7 3 J-- <br /> Bourdon tube work hardening can Case attachment screw hole 1�- <br /> cause premature rupture in a pulsation Case Seal <br /> type service, especially if that service is s" <br /> above 1,000 psi, where heavy wall thick- "Rolled", not cut threads�l <br /> ness of the Bourdon tube is encountered. - <br /> McDaniel, therefore, incorporates an <br /> annealled spiral bourdon tube as the <br /> sensing element of all gauge ranges <br /> above 1,000 psi to minimize bourdon tube <br /> failure possibilities. <br />