產(chǎn)品描述 流量測量,用于飲用水,廢水和過程水產(chǎn)品應用W,U和C型傳感器特別適用于純凈或少量雜質(zhì)的雙向液體測量,氣體含量 1%或固體含量 5%應用領域-低電導率的超純水,飲用水,廢水等捆綁式(W/U):-安裝、更新方便,無斷續(xù)過程-適用于各種聲傳管和均勻流體插入式(W):-用于焊接管和內(nèi)襯-小入口流量場合襯里式(C):-質(zhì)保和認證要求高的場合-有溯源要求的場合 產(chǎn)品性能及優(yōu)勢W和U夾持式:-非接觸式測量技術,系統(tǒng)捆綁在管道外壁-安裝方便,經(jīng)濟-管徑范圍大捆綁式(U):DN15...100捆綁式(W):DN50...4000插入式(W)-雙通道小入口流量測量-DN200...400單通道測量-DN400...4000雙通道測量襯里式(C)-精度高--DN300...2000變送器-90、93墻裝式外殼IP67- 快速設定 菜單方便調(diào)試-接口:標準HART(90/93)PROFIBUSPA(90/93)PROFIBUSDP(93)FMU231E-AA32超聲波液位計應用ProsonicT適用于對液體及顆粒料位進行非接觸式連續(xù)物位測量的一體化儀表。有兩種不同測量范圍的變送器可供選擇。 FMU230 固體測量范圍:2m 液體測量范圍:4m FMU231E-AA32 固體測量范圍:3.5m 液體測量范圍:7m兩種變送器都配有一體化的溫度傳感器,用于對時間行程測量原理的補償。性能和優(yōu)點 螺紋連接G1? ,1?NPT 或G2 ,2 NPT 可旋轉(zhuǎn)外殼 帶可選現(xiàn)場顯示,按鈕操作簡便 LED發(fā)光顯示能快速監(jiān)測操作狀態(tài) 兩線制供電操作通過面板上的四個鍵-,+,V,H,可對參數(shù)進行設置、顯示,并可進入Endress+Hauser操作矩陣及其他功能: 對三個固定目標的回波自動抑制 線性化修正(11點) 零點和滿度標定 一級回波檢測(二次回波) 對干擾回波進行自動抑制 參數(shù)鎖定FMU231E-AA32主要技術參數(shù) 盲區(qū):FMU2300.25M FMU2310.4M 振頻:FMU230 70HZ FMU23135HZ 聲波發(fā)散角:а 5.5 保護等級:IP67 測量誤差:最大測量值的0.25% 分辨率:3MM 介質(zhì)溫度:-40...+80 C(內(nèi)含溫度傳感器) 工作壓力:螺紋連接3barFMU231E-AA32安裝指導 安裝探頭時,應保證最高物位在盲區(qū)以下,探頭端面應伸入罐內(nèi)。(加安裝管時例外) 注意安裝角探頭應與物面垂直避開加料扇區(qū) 不可在一個罐內(nèi)同時安裝兩個ProsonicT 不能將探頭安裝于罐中心包裝說明 出廠原包裝產(chǎn)品型號 FMU230E-AA32,F(xiàn)MU231E-AA32 測量范圍 0-4m;0-7m測量精度 0.25% 輸出信號 4-20mA二線制電源及功耗 24VDC0.8W FMU231E-AA32優(yōu)點:■非接觸測量,與材料特性幾乎無關■集成溫度傳感器的傳輸時間修正,甚至溫度變化時,測量仍然準確■測量值以任意單位輸出的線性化功能■帶可選擇的顯示器■通過G1 、G2 、NPT1 或NPT2 螺絲簡單固定■二線制儀表,物位由4-20mA輸出電流顯示■可旋轉(zhuǎn)外殼■帶可選現(xiàn)場顯示,按鈕操作簡便■LED發(fā)光顯示能快速監(jiān)測操作狀態(tài)■兩線制供電 FMU231E-AA32功能和系統(tǒng)設計傳輸時間法E:空罐距離;F:滿量程(滿罐距離);D:傳感器到物料表面的距離;L:物位;BD:死區(qū)距離ProsonicT傳感器向產(chǎn)品表面方向發(fā)出的超聲波脈沖,在產(chǎn)品表面被反射返回并由傳感器接收。ProsonicT測量脈沖發(fā)射與接收間的時間t,儀表用t和聲速c計算傳感器膜片與產(chǎn)品表面之間的距離。D=c t/2用用戶輸入的已知空罐距離E計算物位如下:L=E D一體化的溫度傳感器可以補償溫度變化引起的聲速變化。信號賦值 ■自動抑制最多3個干擾回波■檢測第一個回波 校準 通過輸入空罐距離E(零點)和滿罐距離F(量程)校準E和F相當于:■電流輸出分別為4mA或20mA■現(xiàn)場顯示分別為0%或100% 量程F不能伸入死區(qū)距離BD,由于傳感器的瞬態(tài)特性會導致測量值錯誤,所以,死區(qū)距離反射的物位回波不能賦值。有現(xiàn)場顯示器的儀表,E和F能夠直接以數(shù)字輸入。無顯示器的儀表,對容器連續(xù)加料到E和F點即能完成校準。線性化 ProsonicT的線性化功能把測量值轉(zhuǎn)換為任意單位的長度或體積值,線性化表最多由11對數(shù)組成,能夠手動或半自動輸入(在控制條件下對容器加料)。. FMU231E-AA32輸入測量變量 測量傳感器膜片與物料表面的距離D利用線性化功能,儀表用D計算:■任何單位表示的物位L■任何單位表示的體積V 測量范圍 上限:死區(qū)距離儀表 死區(qū)距離(BD)FMU230 0,25mFMU231 0,4m測量距離上限由死區(qū)指定(第2頁)。由于傳感器的瞬態(tài)特性,不能計算死區(qū)距離內(nèi)物位回波的值。下限:傳感器量程測量范圍由傳感器的量程決定,傳感器量程由運行時的工作條件決定。實際的范圍估計如下(也可參閱圖中的計算舉例): 1.確定過程對測量的影響2.加上相應的衰減值3.根據(jù)總的衰減,用圖表計算量程 流體表面 衰減靜止 0dB波浪 5...10dB強烈動蕩 10...20dB泡沫 查詢E+H固體材料表面 衰減粗硬(如碎石) 40dB軟(如坭煤、粉塵覆蓋礦渣) 40...60dB粉塵 衰減不形成粉塵 0dB小量形成粉塵 5dB嚴重形成粉塵 5...20dB探測范圍內(nèi)的物料遮擋 衰減無 0dB小量 5...10dB大量 10...40dB傳感器與物料表面的溫差 衰減to20 C 0dBto40 C 5...10dBto80 C 10...20dB FMU231E-AA32輸出輸出信號 4...20mA模擬信號報警信號 可配置為:3,8mA22mA保持最后的值輸出阻尼 0...255s FMU231E-AA32性能特點參考工作條件 在下列參考條件下,指定的性能特點有效: ■溫度=+20 C■壓力=1013mbarabs.■濕度=60%■理想的反射面(如平靜、平坦的液體表面)■信號波束內(nèi)無干擾反射 測量值分辨率 3mm測量誤差 最大測量范圍的0,25%(包括線性、重復性和滯后)脈沖頻率 0,5...1Hz反應時間 約5s FMU231E-AA32過程條件過程溫度 -40 C...+80 C過程壓力 0,7...3barabs. FMU231E-AA32認證與批準CE標志 測量系統(tǒng)符合歐盟規(guī)程的法定要求,E+H確認貼有CE標志的儀表已通過所需的測試。外來標準和規(guī)程 EN60529外殼的保護等級(IP碼)EN61326電磁兼容性(EMC要求)NAMUR化學工業(yè)控制與測量標準委員會 FMU231E-AA32環(huán)境條件環(huán)境溫度 -20 C...+60 C貯存溫度 -40 C...+80 C氣象等級 DIN/IEC68T2-30Db防護等級 ■密閉外殼:IP67,NEMA6■敞開外殼:IP20,NEMA1■傳感器:IP68 抗振 DINIEC68T2-6Tab.2C(10...55Hz)電磁兼容性(EMC) 干擾發(fā)射符合EN61326,設備等級B抗擾性符合EN61326,附錄A(工業(yè)用)和NAMUR建議NE21(EMC)Endress+Hauser-恩德斯豪斯是世界著名過程控制儀器專業(yè)廠商。恩德斯豪斯主要產(chǎn)品有:物位儀表(雷達物位計、超聲波物位計、導波雷達物位計、放射線物位計、液體音叉開關、固體音叉開關、電容式物位計及開關、電導式物位開關、機電式、靜壓式物位計、差壓式物位計、阻旋式物位開關、重錘式物位計);流量儀表(電磁流量計、科氏力質(zhì)量流量計、渦街流量計、超聲波流量計、明渠式流量計、熱式質(zhì)量流量計);分析儀表(PH氧化還原、余氯、電導率、溶氧、濁度及固體含量、組件、采樣站、在線分析儀、污泥界面、監(jiān)測站、傳導率);壓力儀表(表壓和絕壓的測量、差壓測量、靜壓);溫度儀表(變送器、溫度傳感器);系統(tǒng)與罐區(qū)儀表;記錄儀表(記錄儀、過程顯示/指示儀);通訊儀表等。FMU230E-AA32現(xiàn)貨 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