SIEMENS流量計(jì)原價直銷處理中 我公司一直以來秉著為客戶服務(wù),以給客戶的產(chǎn)品為信念銷售進(jìn)口元器件。我們一直在做給客戶的產(chǎn)品以。您的一聲滿意,我們無限動力。歡迎您來電詢價比價采購。
SIEMENS超聲流量計(jì)和超聲波流量計(jì)一樣,因儀表流通通道未設(shè)置任何阻礙件,均屬*流量計(jì),是適于解決流量測量困難問題的一類流量計(jì),特別在大口徑流量測量方面有較突出的優(yōu)點(diǎn),它是發(fā)展迅速的一類流量計(jì)之一。
SIEMENS超聲波流量計(jì)采用時差式測量原理:一個探頭發(fā)射信號穿過管壁、介質(zhì)、另一側(cè)管壁后,被另一個探頭接收到,同時,第二個探頭同樣發(fā)射信號被*個探頭接收到,由于受到介質(zhì)流速的影響,二者存在時間差Δt,根據(jù)推算可以得出流速V和時間差Δt之間的換算關(guān)系V=(C2/2L)×Δt,進(jìn)而可以得到流量值Q.
西門子超聲波流量計(jì)由超聲波換能器、電子線路及流量顯示和累積系統(tǒng)三部分組成。超聲波發(fā)射換能器將電能轉(zhuǎn)換為超聲波能量,并將其發(fā)射到被測流體中,接收器接收到的超聲波信號,經(jīng)電子線路放大并轉(zhuǎn)換為代表流量的電信號供給顯示和積算儀表進(jìn)行顯示和積算。這樣就實(shí)現(xiàn)了流量的檢測和顯示。
西門子超聲波流量計(jì)常用壓電換能器。它利用壓電材料的壓電效應(yīng),采用適出的發(fā)射電路把電能加到發(fā)射換能器的壓電元件上,使其產(chǎn)生超聲波振勸。超聲波以某一角度射入流體中傳播,然后由接收換能器接收,并經(jīng)壓電元件變?yōu)殡娔埽员銠z測。發(fā)射換能器利用壓電元件的逆壓電效應(yīng),而接收換能器則是利用壓電效應(yīng)。
SIEMENS流量計(jì)原價直銷處理中 西門子流量計(jì)型號如下:
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7ML5221-1CA117ML5221-1AA12 7ML5221-1CA127ML5033-1BA00-1A7ML5033-1AA00-1A7ML5033-1BB00-1A7ML5033-1BA10-1A7ML5033-1BA00-1B7ML5033-1CA00-1A7ML5033-2BA10-1A7ML5033-2BA10-2A
7ML1025-1BD017ML1025-1BD117ML1025-2BD017ML1025-2BD117ML1025-1CD017ML1025-2CD017ML1028-4AA107ML1028-4AA207ML1028-4AA307ML1028-4BA107ML1028-4BA207ML5033-2BA10-2B7ML1025-1BD017ML1025-1BD117ML1025-2BD017ML1025-2BD117ML1025-1CD017ML1025-2CD017ML1028-4AA107ML1028-4AA207ML1028-4AA307ML1028-4BA107ML1028-4BA207ML1028-4BA307ML1028-4AB107ML1028-4AB307ML1028-4AC107ML1028-4AC30?
7ML1034-1AA17ML1034-1AA27ML1034-1BA17ML1034-2AA17ML1034-2BA17ML1034-2AA117ML1034-2AA127ML1034-2BA117ML1034-1AA117ML1034-3AA11
7ML5034-2AA017ML5034-1AA017ML5034-3AA017ML1830-2AH 7MLs830-2AH7ML1034-1AA17ML1034-1AA27ML1034-1BA17ML1034-2AA17ML1034-2BA17ML1034-2AA117ML1034-2AA127ML1034-2BA117ML1034-1AA117ML1034-3AA117ML5034-2AA017ML5034-1AA017ML5034-3AA017ML1001-1AA01-0AA27ML1001-1BA01-0AA27ML1001-1AB01-0AA27ML1001-1AA01-0AB27ML1001-1BA01-0AB27ML1001-1AB01-0AB27ML1001-2AA01-0AA27ML1001-2BA01-0AA27ML1001-2AB01-0AA27ML1001-2AA01-0AB2