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壓力表的正確安裝方法
發布日期:2012-09-05 瀏覽次數:1622

    必須正確地安裝壓力表,否則會影響測量結果的準確性和縮短壓力表的使用壽命。
    (1)測壓點的選擇所選擇的測壓點應能代表被測壓力的真實情況。
    (2)要選在被測介質直線流動的管線部分,不要選在管路拐彎、分叉、死角或易形成漩渦的其他地方。
    (3)測量流動介質的壓力時,應使取壓點與流動方向垂直,消除鉆孔毛刺。
    (4)測量液體壓力時,取壓點應在管道下部,使導壓管內不積存氣體。測量氣體時,取壓點應在管道上方,使導壓管內不積存液體。
   

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