超聲波液位計(jì)工作原理 超聲傳感器在微處理器的控制下，發(fā)射和接收超聲波，并由超聲波在空中的傳播時(shí)間t來(lái)計(jì)算超聲傳感器與被測(cè)物之間的距離s ，由于聲波在空中傳播的速度c是一定的，則根據(jù)：s=ct / 2可計(jì)算出s ，又因?yàn)槌晜鞲衅髋c容器的底部的距離H是一定的，則被測(cè)物的物（液）位h=H-s?！境暡ㄒ何挥?jì)產(chǎn)品特點(diǎn)】●兩線制和三線制最大量程可達(dá)15m，四線
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超聲波流量計(jì)實(shí)時(shí)信息，超聲波流量計(jì)資料下載，超聲波流量計(jì)價(jià)格，相信大連索尼卡—流量測(cè)量問(wèn)題輕松解決。
2010年6月23日
超聲波液位計(jì)工作原理及產(chǎn)品特點(diǎn)
Tags: 超聲波液位計(jì)工作原理
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