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應(yīng)變式壓力傳感器

葉片式流量開關(guān)的功能

發(fā)布日期:2022-08-21 點(diǎn)擊率:73

 
  葉片式流量開關(guān)的功能

  葉片式流量開關(guān)是利用水的流動(dòng)力量帶動(dòng)葉片,來測(cè)試管內(nèi)液體是否流動(dòng),當(dāng)液體在管路內(nèi)沒有流動(dòng)時(shí),彈簧將磁鐵往下壓葉片成垂直,此時(shí)磁簧開關(guān)無動(dòng)作,接點(diǎn)在常開(NO)位置。當(dāng)管路內(nèi)有液體流動(dòng)且液體流量足以將葉片推高約20°~30°時(shí),葉片上方之偏心傳動(dòng)片將磁鐵往上推,而磁鐵的吸力使磁簧開關(guān)動(dòng)作,此時(shí)接點(diǎn)接通(close)。由于管徑的不同葉片長度也要隨之調(diào)整。

  葉片式流量開關(guān)的特點(diǎn)

  ●葉片式流量開關(guān)配有5種不同長度的葉片適用于不同管徑不同流量的場(chǎng)所

  ●葉片式流量開關(guān)比較同類產(chǎn)品,可承受較大介質(zhì)壓力 

  ●葉片式流量開關(guān)流量大小可調(diào)

  ●葉片式流量開關(guān)結(jié)構(gòu)簡(jiǎn)單,可靠性高


  

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