平(ping)衡(heng)器(qi)(qi)(qi)(qi)(qi)(qi)FP FP型(xing)平(ping)衡(heng)器(qi)(qi)(qi)(qi)(qi)(qi)是非法蘭式(shi)差(cha)壓變送器(qi)(qi)(qi)(qi)(qi)(qi)用(yong)于測量液(ye)(ye)(ye)位(wei)時用(yong)的(de)(de)附件。測量低壓容器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)液(ye)(ye)(ye)位(wei)時,采(cai)(cai)用(yong)FP-64A型(xing)單層平(ping)衡(heng)器(qi)(qi)(qi)(qi)(qi)(qi);測量鍋(guo)爐水(shui)鼓(gu)水(shui)位(wei)時,應采(cai)(cai)用(yong)FP-64B型(xing)雙(shuang)層平(ping)衡(heng)器(qi)(qi)(qi)(qi)(qi)(qi)。測量低壓容器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)液(ye)(ye)(ye)位(wei)時,當(dang)容器(qi)(qi)(qi)(qi)(qi)(qi)內外溫差(cha)大(da),或氣相容易凝結成(cheng)液(ye)(ye)(ye)體,就要采(cai)(cai)用(yong)FP-64A型(xing)單層平(ping)衡(heng)器(qi)(qi)(qi)(qi)(qi)(qi)進行測量。將平(ping)衡(heng)器(qi)(qi)(qi)(qi)(qi)(qi)中(zhong)充滿隔(ge)離液(ye)(ye)(ye),其重度為p2此時,變送器(qi)(qi)(qi)(qi)(qi)(qi)承受的(de)(de)壓差(cha)
查看詳細介紹平衡(heng)(heng)器(qi)(qi)FP FP型(xing)平衡(heng)(heng)器(qi)(qi)是非(fei)法蘭式差(cha)(cha)壓(ya)變送器(qi)(qi)用(yong)于測(ce)(ce)量(liang)(liang)(liang)液(ye)(ye)(ye)位時(shi)用(yong)的(de)附(fu)件。測(ce)(ce)量(liang)(liang)(liang)低壓(ya)容器(qi)(qi)的(de)液(ye)(ye)(ye)位時(shi),采(cai)用(yong)FP-64A型(xing)單(dan)層平衡(heng)(heng)器(qi)(qi);測(ce)(ce)量(liang)(liang)(liang)鍋(guo)爐水鼓(gu)水位時(shi),應采(cai)用(yong)FP-64B型(xing)雙層平衡(heng)(heng)器(qi)(qi)。測(ce)(ce)量(liang)(liang)(liang)低壓(ya)容器(qi)(qi)的(de)液(ye)(ye)(ye)位時(shi),當容器(qi)(qi)內外(wai)溫差(cha)(cha)大,或(huo)氣(qi)相容易(yi)凝結成液(ye)(ye)(ye)體,就(jiu)要采(cai)用(yong)FP-64A型(xing)單(dan)層平衡(heng)(heng)器(qi)(qi)進行測(ce)(ce)量(liang)(liang)(liang)。將平衡(heng)(heng)器(qi)(qi)中充滿隔離液(ye)(ye)(ye),其重(zhong)度為p2此時(shi),變送器(qi)(qi)承受的(de)壓(ya)差(cha)(cha)
查看詳細介紹隔(ge)離器(qi)FG 測(ce)量(liang)粘性或(huo)腐蝕(shi)性液體(ti)或(huo)氣(qi)體(ti)的(de)流量(liang)時,在節流裝置(zhi)和差壓變(bian)(bian)送器(qi)之間要安裝隔(ge)離器(qi),使被測(ce)介質(zhi)不(bu)能直接進入差壓變(bian)(bian)送器(qi),而由隔(ge)離液將差壓信號傳送到差壓變(bian)(bian)送器(qi)上。
查看詳細介紹隔離器(qi)FG 測(ce)量(liang)粘性或(huo)腐蝕性液(ye)體或(huo)氣體的流量(liang)時,在節流裝(zhuang)置和差(cha)(cha)壓(ya)(ya)變送(song)器(qi)之間要安(an)裝(zhuang)隔離器(qi),使被測(ce)介質(zhi)不(bu)能直接進入差(cha)(cha)壓(ya)(ya)變送(song)器(qi),而由隔離液(ye)將(jiang)差(cha)(cha)壓(ya)(ya)信(xin)號傳送(song)到差(cha)(cha)壓(ya)(ya)變送(song)器(qi)上(shang)。
查看詳細介紹FL冷(leng)凝(ning)(ning)器(qi) 測量蒸(zheng)汽(qi)流量時,節流裝(zhuang)置和差(cha)(cha)壓(ya)(ya)變(bian)(bian)送(song)(song)器(qi)之間必(bi)須安(an)裝(zhuang)二個位于(yu)同一高(gao)度(du)上(shang)的(de)(de)(de)冷(leng)凝(ning)(ning)器(qi),使(shi)蒸(zheng)汽(qi)冷(leng)凝(ning)(ning)成(cheng)液(ye)體后將測量信號傳送(song)(song)給差(cha)(cha)壓(ya)(ya)變(bian)(bian)送(song)(song)器(qi)。對(dui)于(yu)工(gong)作過程中壓(ya)(ya)力容(rong)室容(rong)積(ji)變(bian)(bian)化(hua)大的(de)(de)(de)差(cha)(cha)壓(ya)(ya)變(bian)(bian)送(song)(song)器(qi),安(an)裝(zhuang)冷(leng)凝(ning)(ning)器(qi)可以大大減(jian)少因室容(rong)積(ji)變(bian)(bian)化(hua)而造成(cheng)導壓(ya)(ya)管內冷(leng)凝(ning)(ning)液(ye)柱高(gao)度(du)的(de)(de)(de)變(bian)(bian)化(hua)。
查看詳細介紹KZP-3000頻(pin)率(lv)轉換器 本(ben)儀表可以將正弦波或矩(ju)形波交流(liu)變電壓的(de)頻(pin)率(lv)信(xin)號,線性轉換成統一(yi)的(de)4~20mA直流(liu)信(xin)號,它與輸(shu)出頻(pin)率(lv)信(xin)號的(de)各(ge)種流(liu)量計、轉速計相配合,就(jiu)可輸(shu)出4~20mA的(de)統一(yi)信(xin)號,送入DCS或工控機的(de)I/O裝置,或與積(ji)算器、調節器連用可以實(shi)現流(liu)量積(ji)算或調節。
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