壓力開(kāi)關(guān)的選型需考慮附加因素
來(lái)源:編輯YY 時(shí)間:2014-07-16 14:24 點(diǎn)擊:次
壓力開(kāi)關(guān)的選型除了考慮之前文章中提過(guò)的壓力范圍、測(cè)量介質(zhì)、精度等級(jí)等因素,還有一些附加因素經(jīng)常被忽略直接跳過(guò)了,今天本篇文章針對(duì)那些容易被忽略的細(xì)節(jié)講述一番。
1.為了確保壓力開(kāi)關(guān)的準(zhǔn)確度和使用壽命,應(yīng)正確選擇壓力開(kāi)關(guān)的規(guī)格,并且注意壓力開(kāi)關(guān)的抗振性能。
2.如果壓力開(kāi)關(guān)是需要長(zhǎng)期工作在管道中,還需考慮測(cè)量元件造成的能量損失,通常情況下應(yīng)選擇壓損較小的測(cè)量元件。
3.壓力開(kāi)關(guān)日后的維修難易程度,即壓力開(kāi)關(guān)日后使用過(guò)程中修理和維護(hù)保養(yǎng)是否能順利完成,如果維修較為容易,一定程度上則減少了因設(shè)備故障的處理時(shí)間和費(fèi)用。
4.選擇壓力開(kāi)關(guān)時(shí),需要考慮到投入到里面的經(jīng)濟(jì)范圍,包括最初投資,能源消耗,日后的維修費(fèi)用等因素。
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防爆壓力開(kāi)關(guān)的主性能特點(diǎn)
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