FP-64B上海(hai)儀表(biao)一廠(chang)雙(shuang)層(ceng)(ceng)平(ping)衡器(qi)(qi)(qi)(qi)(qi) FP型平(ping)衡器(qi)(qi)(qi)(qi)(qi)是(shi)非(fei)法蘭式差壓(ya)變送(song)器(qi)(qi)(qi)(qi)(qi)用(yong)于測(ce)量(liang)液(ye)位時用(yong)的(de)附件。測(ce)量(liang)低壓(ya)容(rong)器(qi)(qi)(qi)(qi)(qi)的(de)液(ye)位時,采(cai)用(yong)FP-64A型單層(ceng)(ceng)平(ping)衡器(qi)(qi)(qi)(qi)(qi);測(ce)量(liang)鍋爐水(shui)鼓水(shui)位時,應采(cai)用(yong)FP-64B型雙(shuang)層(ceng)(ceng)平(ping)衡器(qi)(qi)(qi)(qi)(qi)。測(ce)量(liang)低壓(ya)容(rong)器(qi)(qi)(qi)(qi)(qi)的(de)液(ye)位時,當容(rong)器(qi)(qi)(qi)(qi)(qi)內外(wai)溫差大(da),或氣相容(rong)易凝(ning)結成液(ye)體(ti),就要采(cai)用(yong)FP-64A型單層(ceng)(ceng)平(ping)衡器(qi)(qi)(qi)(qi)(qi)進行測(ce)量(liang)。將平(ping)衡器(qi)(qi)(qi)(qi)(qi)中充滿隔(ge)離液(ye),其(qi)重度為(wei)p2此時,變送(song)器(qi)(qi)(qi)(qi)(qi)承受的(de)壓(ya)差△p=p1(H+h1+h2)-p2h3=
查看詳細介紹FP-64A上海儀表(biao)一廠單層平衡(heng)器(qi)(qi) FP型(xing)(xing)平衡(heng)器(qi)(qi)是非法蘭式差(cha)壓變送器(qi)(qi)用于測(ce)(ce)量液位時(shi)用的(de)(de)附(fu)件。測(ce)(ce)量低(di)壓容器(qi)(qi)的(de)(de)液位時(shi),采用FP-64A型(xing)(xing)單層平衡(heng)器(qi)(qi);測(ce)(ce)量鍋(guo)爐水鼓水位時(shi),應采用FP-64B型(xing)(xing)雙層平衡(heng)器(qi)(qi)。
查看詳細介紹FG-64B上海儀表一(yi)廠(chang)隔(ge)離(li)(li)器(qi) 測(ce)量粘性(xing)(xing)或腐蝕(shi)性(xing)(xing)液(ye)體(ti)或氣體(ti)的(de)流量時,在節流裝(zhuang)置和(he)差(cha)壓(ya)變(bian)(bian)送(song)(song)器(qi)之間要安(an)裝(zhuang)隔(ge)離(li)(li)器(qi),使被測(ce)介(jie)質不能直(zhi)接進(jin)入差(cha)壓(ya)變(bian)(bian)送(song)(song)器(qi),而(er)由隔(ge)離(li)(li)液(ye)將差(cha)壓(ya)信號傳(chuan)送(song)(song)到(dao)差(cha)壓(ya)變(bian)(bian)送(song)(song)器(qi)上。
查看詳細介紹FG-64A上(shang)海儀(yi)表一廠隔離(li)器 測量粘性(xing)或(huo)腐蝕(shi)性(xing)液體或(huo)氣(qi)體的流量時,在(zai)節(jie)流裝(zhuang)置和差壓(ya)變(bian)送(song)器之間要安裝(zhuang)隔離(li)器,使被測介質不(bu)能(neng)直(zhi)接進入差壓(ya)變(bian)送(song)器,而由(you)隔離(li)液將差壓(ya)信號傳送(song)到差壓(ya)變(bian)送(song)器上(shang)。
查看詳細介紹FL-64上海儀表一(yi)廠冷(leng)(leng)凝器 測量蒸(zheng)汽(qi)流量時,節流裝(zhuang)置和(he)差(cha)壓變(bian)送器之間必須安裝(zhuang)二個位于同一(yi)高(gao)度上的(de)冷(leng)(leng)凝器,使蒸(zheng)汽(qi)冷(leng)(leng)凝成液體后(hou)將(jiang)測量信號傳送給差(cha)壓變(bian)送器。對(dui)于工作過程中壓力容室容積(ji)變(bian)化大(da)的(de)差(cha)壓變(bian)送器,安裝(zhuang)冷(leng)(leng)凝器可以大(da)大(da)減少因室容積(ji)變(bian)化而造成導壓管(guan)內冷(leng)(leng)凝液柱高(gao)度的(de)變(bian)化。
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