概述pWf壓力變送(song)(song)(song)器_差(cha)壓變送(song)(song)(song)器_液位變送(song)(song)(song)器_溫度(du)變送(song)(song)(song)器

SC-3851DP雙平法蘭遠傳差壓變送器是一種新型變(bian)送器(qi)，具有設計(ji) 原(yuan)理(li)先金(jin)、品種規(gui)格齊全、安裝使用(yong)簡(jian)便(bian)等特(te)點。外觀上完全融合了目前國內#為(wei)流行，并被廣(guang)泛使用(yong)的兩種變(bian)送器(qi)（羅斯(si)蒙(meng)特(te)3851與橫(heng)河EJA）的結構優點，讓使用(yong)者(zhe)有耳目一(yi)新的感覺，同時與傳統(tong)的1151、CECC等系(xi)列設備在安裝上可直接替(ti)換，有很(hen)強的(de)通(tong)用(yong)性(xing)和替(ti)代能力。為適(shi)合國內自動化水平的(de)不斷提(ti)高和發展，雙法蘭高精(jing)度差壓變(bian)送(song)器除設計小巧精致外(wai)，更(geng)推出具有HART現場(chang)總線協議的智能化功能。它是(shi)通過法(fa)蘭直接(jie)安裝在容(rong)器上。利用(yong)差壓法(fa)測(ce)量(liang)開口或密閉容(rong)器的液(ye)位(wei)。適用(yong)于粘度高(gao)、含固態懸浮物以及易結晶(jing)等(deng)介質的液(ye)位(wei)測(ce)量(liang)。有平(ping)法(fa)蘭與插入式法(fa)蘭兩種結構，安裝法(fa)蘭按(an)照ANSI標準，管道尺寸3"和4"，法(fa)蘭等(deng)級為150LB（2.5MPa）。接(jie)液(ye)膜片材質一般有316L、哈氏(shi)吃76、蒙(meng)乃爾及鉭等(deng)可供選擇。pWf壓力(li)變(bian)送器_差(cha)壓變(bian)送器_液位變(bian)送器_溫(wen)度變(bian)送器

工作原理pWf壓力變送(song)器(qi)_差(cha)壓變送(song)器(qi)_液位變送(song)器(qi)_溫度變送(song)器(qi)
過程壓(ya)力通過兩側或一(yi)(yi)側的(de)(de)(de)隔離膜片、灌充液傳至δ室的(de)(de)(de)中(zhong)心(xin)測量膜片，中(zhong)心(xin)膜片是一(yi)(yi)個張緊的(de)(de)(de)彈性元件，它對于(yu)作(zuo)用(yong)在其上的(de)(de)(de)兩側壓(ya)力差(cha)(cha)產生(sheng)相應變形位移，其位移與差(cha)(cha)壓(ya)成(cheng)正比，#大位移約(yue)0.1mm，這種位移轉變為(wei)電(dian)容(rong)極板上形成(cheng)的(de)(de)(de)差(cha)(cha)動電(dian)容(rong)，由(you)電(dian)子(zi)線(xian)路(lu)把差(cha)(cha)動電(dian)容(rong)轉換成(cheng)二線(xian)制(zhi)的(de)(de)(de)4~20mA　DC輸出信號。pWf壓力變送器_差壓變送器_液位變送器_溫度變送器

pWf壓(ya)力(li)變(bian)送(song)器(qi)(qi)_差(cha)壓(ya)變(bian)送(song)器(qi)(qi)_液位變(bian)送(song)器(qi)(qi)_溫度(du)變(bian)送(song)器(qi)(qi)

 pWf壓力變(bian)送(song)器_差壓變(bian)送(song)器_液位變(bian)送(song)器_溫度變(bian)送(song)器

雙平法(fa)蘭遠傳差(cha)壓(ya)變送器(qi)特點：pWf壓力變(bian)(bian)送器(qi)_差壓變(bian)(bian)送器(qi)_液位變(bian)(bian)送器(qi)_溫度變(bian)(bian)送器(qi)

  ●精度(du)高；pWf壓(ya)力變(bian)送器_差壓(ya)變(bian)送器_液位變(bian)送器_溫(wen)度變(bian)送器

  ●穩定性好；pWf壓力變(bian)送(song)(song)器(qi)_差壓變(bian)送(song)(song)器(qi)_液位變(bian)送(song)(song)器(qi)_溫度變(bian)送(song)(song)器(qi)

  ●二(er)線制；pWf壓(ya)力變(bian)送(song)器(qi)_差壓(ya)變(bian)送(song)器(qi)_液位變(bian)送(song)器(qi)_溫(wen)度(du)變(bian)送(song)器(qi)

  ●固(gu)體元件,接插式印刷線路板；pWf壓(ya)(ya)力變送器(qi)_差壓(ya)(ya)變送器(qi)_液位變送器(qi)_溫度變送器(qi)

  ●小型、重量(liang)輕、堅固抗振；pWf壓(ya)力變(bian)送(song)器(qi)(qi)(qi)_差壓(ya)變(bian)送(song)器(qi)(qi)(qi)_液位變(bian)送(song)器(qi)(qi)(qi)_溫度變(bian)送(song)器(qi)(qi)(qi)

  ●量程、零(ling)點外部連續(xu)可調；pWf壓(ya)力變(bian)送(song)器(qi)_差壓(ya)變(bian)送(song)器(qi)_液位變(bian)送(song)器(qi)_溫度(du)變(bian)送(song)器(qi)

  ●正遷移可(ke)達500%；負遷移可(ke)達600%；pWf壓力變送器_差壓變送器_液位變送器_溫(wen)度變送器

  ●阻尼可調(diao)；pWf壓力變(bian)(bian)送(song)(song)器(qi)(qi)_差壓變(bian)(bian)送(song)(song)器(qi)(qi)_液位變(bian)(bian)送(song)(song)器(qi)(qi)_溫度變(bian)(bian)送(song)(song)器(qi)(qi)

  ●單向過載保護特性好；pWf壓(ya)力變(bian)(bian)送器_差壓(ya)變(bian)(bian)送器_液位變(bian)(bian)送器_溫度變(bian)(bian)送器

  ●無機械可動部件(jian)，維修工作量少；pWf壓力(li)變(bian)送(song)(song)器_差壓變(bian)送(song)(song)器_液位變(bian)送(song)(song)器_溫度(du)變(bian)送(song)(song)器

  ●全系列(lie)統一(yi)結構，零部件互換性強(qiang)；pWf壓(ya)力變(bian)送(song)器_差壓(ya)變(bian)送(song)器_液位(wei)變(bian)送(song)器_溫(wen)度變(bian)送(song)器

  ●接觸介質(zhi)的膜片材(cai)料可選擇：（316L、TAN、HAST-C、MONEL等耐腐蝕材(cai)料）pWf壓力(li)變送器(qi)_差壓變送器(qi)_液位(wei)變送器(qi)_溫(wen)度(du)變送器(qi)

  ●防爆結構，全天候使用。pWf壓(ya)力變(bian)送(song)器(qi)_差壓(ya)變(bian)送(song)器(qi)_液位(wei)變(bian)送(song)器(qi)_溫(wen)度變(bian)送(song)器(qi)

 pWf壓力變(bian)送器(qi)(qi)_差壓變(bian)送器(qi)(qi)_液位變(bian)送器(qi)(qi)_溫度變(bian)送器(qi)(qi)

pWf壓力變(bian)送(song)(song)器(qi)_差壓變(bian)送(song)(song)器(qi)_液位變(bian)送(song)(song)器(qi)_溫度變(bian)送(song)(song)器(qi)

雙平法蘭遠傳差壓變送器的功能參數：pWf壓力變送器_差(cha)壓變送器_液(ye)位變送器_溫(wen)度(du)變送器
  ◆使用對象：液體(ti)、氣體(ti)和蒸氣pWf壓力變送(song)(song)器(qi)_差壓變送(song)(song)器(qi)_液位變送(song)(song)器(qi)_溫度(du)變送(song)(song)器(qi)
  ◆測量(liang)范圍：0-0.1kPa至0-40MPapWf壓(ya)(ya)力變(bian)(bian)(bian)送(song)(song)器_差壓(ya)(ya)變(bian)(bian)(bian)送(song)(song)器_液位變(bian)(bian)(bian)送(song)(song)器_溫度變(bian)(bian)(bian)送(song)(song)器
  ◆輸出信號：4~20mA DC（特殊可為四線制(zhi)220V AC供電,0~10mA DC輸出）pWf壓力變(bian)送(song)器(qi)_差(cha)壓變(bian)送(song)器(qi)_液(ye)位變(bian)送(song)器(qi)_溫(wen)度變(bian)送(song)器(qi)
  ◆供電(dian)電(dian)源：12~45V DC,一般為(wei)24V DCpWf壓力變送(song)器(qi)(qi)(qi)_差壓變送(song)器(qi)(qi)(qi)_液位變送(song)器(qi)(qi)(qi)_溫(wen)度變送(song)器(qi)(qi)(qi)
  ◆負(fu)載特性：與(yu)供電(dian)(dian)(dian)電(dian)(dian)(dian)源有(you)關(guan),在(zai)某一電(dian)(dian)(dian)源電(dian)(dian)(dian)壓時帶負(fu)載能力見圖2,負(fu)載阻抗RL與(yu)電(dian)(dian)(dian)源電(dian)(dian)(dian)壓VS關(guan)系(xi)式為RL≤50（VS-12）  pWf壓力變送(song)器(qi)_差壓變送(song)器(qi)_液位變送(song)器(qi)_溫度變送(song)器(qi)

  ◆指(zhi)示(shi)表：指(zhi)針式(shi)線性指(zhi)示(shi)0~100%刻度，以及3 1/2位LCD液(ye)晶式(shi)顯示(shi)pWf壓(ya)力變(bian)(bian)(bian)送(song)器(qi)(qi)_差(cha)壓(ya)變(bian)(bian)(bian)送(song)器(qi)(qi)_液位變(bian)(bian)(bian)送(song)器(qi)(qi)_溫度變(bian)(bian)(bian)送(song)器(qi)(qi)
  ◆防爆(bao)：a.隔爆(bao)型(xing)(xing) dⅡCT5；b.本質安(an)全型(xing)(xing) iaⅡCT6pWf壓力變送(song)器(qi)_差壓變送(song)器(qi)_液位變送(song)器(qi)_溫(wen)度(du)變送(song)器(qi)
  ◆量程和零(ling)點：外部連續可(ke)調pWf壓(ya)力變(bian)送(song)(song)(song)器_差壓(ya)變(bian)送(song)(song)(song)器_液位變(bian)送(song)(song)(song)器_溫(wen)度變(bian)送(song)(song)(song)器
  ◆正(zheng)負(fu)(fu)遷移(yi)(yi)：零點(dian)經過(guo)正(zheng)遷移(yi)(yi)或負(fu)(fu)遷移(yi)(yi)后,量(liang)程(cheng)、測(ce)量(liang)范圍的(de)上限值和(he)下限值的(de)覺(jue)對值，均不能超過(guo)測(ce)量(liang)范圍上限的(de)100%。#大(da)正(zheng)遷移(yi)(yi)量(liang)為#小校調量(liang)程(cheng)的(de)500%；#大(da)負(fu)(fu)遷移(yi)(yi)量(liang)為#小校調量(liang)程(cheng)的(de)600%。流量(liang)變(bian)送器#大(da)正(zheng)、負(fu)(fu)遷移(yi)(yi)量(liang)為校準量(liang)程(cheng)的(de)10%pWf壓力變送(song)器(qi)(qi)_差壓變送(song)器(qi)(qi)_液位(wei)變送(song)器(qi)(qi)_溫度(du)變送(song)器(qi)(qi)
  ◆溫(wen)度范(fan)圍：放大器工作溫(wen)度范(fan)圍：-29~+93℃（LT型(xing)為:-25~+70℃），灌(guan)充硅油的(de)測(ce)量(liang)元件：-40~+104℃，法蘭式變(bian)送(song)器灌(guan)充高溫(wen)硅油時：+15~+315℃，普通硅油：-40~+150℃pWf壓力變(bian)送(song)器(qi)_差壓變(bian)送(song)器(qi)_液(ye)位變(bian)送(song)器(qi)_溫度變(bian)送(song)器(qi)
  ◆靜壓(ya)和過載壓(ya)力：4、10、25、32MPapWf壓力變送(song)器(qi)_差壓變送(song)器(qi)_液位變送(song)器(qi)_溫度變送(song)器(qi)
  ◆濕度(du)：相對濕度(du)為0~100%。pWf壓(ya)力變送器(qi)_差壓(ya)變送器(qi)_液位變送器(qi)_溫(wen)度變送器(qi)

  ◆振動影響(xiang)：在(zai)任意軸(zhou)向上(shang)，振動頻(pin)率為200Hz時(shi)，誤(wu)差為測量范圍上(shang)限(xian)的(de)±0.05%/gpWf壓力變(bian)(bian)送(song)器(qi)(qi)(qi)_差壓變(bian)(bian)送(song)器(qi)(qi)(qi)_液位變(bian)(bian)送(song)器(qi)(qi)(qi)_溫度變(bian)(bian)送(song)器(qi)(qi)(qi)
  ◆電源影(ying)響：小于(yu)輸出量(liang)程的0.005%/VpWf壓力變(bian)送(song)器(qi)_差壓變(bian)送(song)器(qi)_液位變(bian)送(song)器(qi)_溫度變(bian)送(song)器(qi)
  ◆負(fu)載(zai)影響(xiang)：電源如(ru)果穩定,則負(fu)載(zai)沒有(you)影響(xiang)pWf壓力變(bian)送(song)器(qi)_差壓變(bian)送(song)器(qi)_液位變(bian)送(song)器(qi)_溫度(du)變(bian)送(song)器(qi)
  ◆安裝(zhuang)位置影響：#大可產生0.24kPa的零點誤差(cha),但可校正,對量程沒(mei)有(you)影響其(qi)它pWf壓力變(bian)(bian)送(song)器_差壓變(bian)(bian)送(song)器_液位變(bian)(bian)送(song)器_溫度變(bian)(bian)送(song)器
 pWf壓力變(bian)(bian)送(song)(song)器_差壓變(bian)(bian)送(song)(song)器_液位變(bian)(bian)送(song)(song)器_溫度變(bian)(bian)送(song)(song)器

雙平法蘭遠傳差壓變送器結構材料：pWf壓力變送(song)器(qi)_差壓變送(song)器(qi)_液位變送(song)器(qi)_溫度變送(song)器(qi)
 ◆隔離(li)膜片(pian)：316L不(bu)銹鋼,哈氏合金(jin)C-276,Monel合金(jin),或鉭pWf壓(ya)力變(bian)送器(qi)_差壓(ya)變(bian)送器(qi)_液位變(bian)送器(qi)_溫(wen)度變(bian)送器(qi)
  ◆排氣(qi)/排液閥：316不銹鋼,哈氏合(he)金C,蒙乃(nai)爾合(he)金pWf壓力變(bian)送(song)(song)器_差(cha)壓變(bian)送(song)(song)器_液位變(bian)送(song)(song)器_溫度變(bian)送(song)(song)器
  ◆法(fa)蘭和接頭：碳鋼鍍(du)鎳,316不(bu)銹鋼,哈氏合(he)金(jin)C或蒙(meng)乃(nai)爾合(he)金(jin)pWf壓力變送(song)(song)器(qi)_差壓變送(song)(song)器(qi)_液位(wei)變送(song)(song)器(qi)_溫度變送(song)(song)器(qi)
  ◆接觸介(jie)質“O”形環：丁 腈橡(xiang)膠(jiao)，氟橡(xiang)膠(jiao)pWf壓力(li)變(bian)(bian)(bian)送(song)器_差壓變(bian)(bian)(bian)送(song)器_液(ye)位變(bian)(bian)(bian)送(song)器_溫度變(bian)(bian)(bian)送(song)器
  ◆灌充液：硅油或惰性(xing)油pWf壓力變送器(qi)(qi)_差(cha)壓變送器(qi)(qi)_液位變送器(qi)(qi)_溫度(du)變送器(qi)(qi)
  ◆螺栓：碳鋼(gang)鍍鎳pWf壓力變(bian)送(song)器(qi)(qi)_差壓變(bian)送(song)器(qi)(qi)_液位變(bian)送(song)器(qi)(qi)_溫度變(bian)送(song)器(qi)(qi)
  ◆電子殼體材料：低銅鋁合金(jin)pWf壓(ya)力變送器_差壓(ya)變送器_液位變送器_溫度變送器
  ◆引壓連接件(jian)：法(fa)蘭NPT 1/4，中心距(ju)54mm；接頭NPT 1/2或M20×1.5陽螺紋(wen)球錐面密封,帶接頭時中心距(ju)50.8、54、57.2mm（NPT錐管螺紋(wen)符合GB/T12716-91）pWf壓力變(bian)送(song)器(qi)_差(cha)壓變(bian)送(song)器(qi)_液位變(bian)送(song)器(qi)_溫度變(bian)送(song)器(qi)
  ◆信號(hao)線連接(jie)孔:G1/2〃pWf壓力變(bian)送(song)器(qi)_差壓變(bian)送(song)器(qi)_液位變(bian)送(song)器(qi)_溫(wen)度變(bian)送(song)器(qi)
  ◆重量:約5.5kg（不帶附件）pWf壓(ya)(ya)力變(bian)送器(qi)_差壓(ya)(ya)變(bian)送器(qi)_液位(wei)變(bian)送器(qi)_溫度變(bian)送器(qi)

pWf壓力(li)變送器(qi)_差(cha)壓變送器(qi)_液位變送器(qi)_溫度變送器(qi)

 pWf壓力變(bian)(bian)送(song)(song)器_差壓變(bian)(bian)送(song)(song)器_液位變(bian)(bian)送(song)(song)器_溫度(du)變(bian)(bian)送(song)(song)器

雙平法蘭遠傳差壓變送器的型號規格pWf壓(ya)力(li)變(bian)送(song)器_差(cha)壓(ya)變(bian)送(song)器_液位(wei)變(bian)送(song)器_溫度變(bian)送(song)器

pWf壓力變送器(qi)_差壓變送器(qi)_液(ye)位變送器(qi)_溫度變送器(qi)

 pWf壓力變(bian)送器(qi)_差壓變(bian)送器(qi)_液位變(bian)送器(qi)_溫度變(bian)送器(qi)