原裝寶德(寶帝)流量開關(guān)上??偨?jīng)銷 寶德流量開關(guān)工作原理: :周傳瓊
傳真:周傳瓊 工作: 寶德流量開關(guān)是利用探測頭溫度變化的原理設(shè)計。在探頭內(nèi)置發(fā)熱傳感器及感熱傳感器,并與介質(zhì)接觸。測量時,發(fā)熱傳感器發(fā)出恒定的熱量,當(dāng)管道內(nèi)沒有介質(zhì)流動,感熱傳感器接收到的熱量是一個恒定值,當(dāng)有介質(zhì)流動時,感熱傳感器所接收到的熱量將隨介質(zhì)的流速變化而變化,感熱傳感器將這溫差信號轉(zhuǎn)化成電信號,再經(jīng)過電路轉(zhuǎn)換為對應(yīng)的接點(diǎn)信號或模擬量信號。寶德流量開關(guān)殼體內(nèi)部的流體通道上裝有一個內(nèi)部裝有*磁鐵的活塞。當(dāng)活塞被液流所引起的壓力差推動時,磁性活塞便會使設(shè)備內(nèi)部的密封簧片開關(guān)動作,活塞的直徑?jīng)Q定了啟動流量。當(dāng)液流減少時,不銹鋼彈簧會推動活塞復(fù)位。簧片開關(guān)被開動后,可遠(yuǎn)傳報警或指示?;蛘呖梢詫⑵浼稍谧詣涌刂葡到y(tǒng)里。磁翻板液位計的工作原理是根據(jù)恒浮力原理,浮子在測量管內(nèi)隨液位的升降而上、下移動,浮子內(nèi)的*磁鋼通過耦合作用,驅(qū)動紅、白色翻柱翻轉(zhuǎn)180度,液位上升時翻柱由白色轉(zhuǎn)為紅色,下降時由紅色轉(zhuǎn)為白色,從而實現(xiàn)液位指示。浮筒式液位計的工作原理是根據(jù)變浮力原理,浮筒在桶壁內(nèi)隨液位的升降而上下移動,浮筒上上拉的彈簧力和液位成正比,通過檢測彈簧力引起的扭轉(zhuǎn)角度的大小,來檢測液位的高低。熱擴(kuò)散流量開關(guān)原理,熱擴(kuò)散技術(shù)是一種在苛刻條件下性能優(yōu)良、可靠性高的技術(shù),其典型原理是當(dāng)兩個傳感元件被置于流體中時,其中一個被加熱,另一個用于感應(yīng)過程溫度。兩個傳感元件之間的溫差與過程流速及過程介質(zhì)的性質(zhì)有關(guān)。兩個傳感元件之間的溫差在無流量狀態(tài)下zui大,但隨著流量的增加,被加熱的傳感元件冷卻,溫差減小。流體流速直接影響熱擴(kuò)散的程度。 寶德(寶帝)選型如下: 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136904M2000-A-2-32,0-FF-RG-GM87-B-E 136905N0290-A-12,0-FF-MS-GM84-024/UC-CB 136907Q0312-C-02,0-BB-MS-FB01-230/56-08 136908Z0783-A-20,0-BB-VA-NM85-024/UC-CD 136921D547000-G04,0-GM81-FS05-B0-024/DC-01 136924G601300-A04,0FFMSGM81-5-230/50-08 136925H2000-A-2-40,0-FF-RG-GM88-B-H 原裝寶德(寶帝)流量開關(guān)上??偨?jīng)銷 我公司不但銷售工控,液壓,氣動產(chǎn)品,同時我公司也購買工控產(chǎn)品,如果你公司擁有工控庫存,并具有 優(yōu)勢價格。非常歡迎你和我公司。相信我們的一定能夠合作愉快。如果你愿意,我公司也真誠的歡迎 你來我公司參觀考察,我公司將盡zui大的努力使你在上海之行倍感輕松愉快,有所收獲。同時,如果你公 司方便,我公司也十分愿意到你公司和你面談,希望得到你公司的允許和協(xié)助我公司座落于上海市zui繁華 全國各地幾乎人人皆曉的市中心,近外灘,人民廣場,南京東路步行街的相鄰之處,交通便利,路形易找 ;非常歡迎全國各地的廣大客戶前來我公司視察選購,上海穎哲公司一定會讓你買得放心,安心滿意,選購一次您一定會選購第二次 : :周 |