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插(cha)入筒(tong)式(shi)隔膜(mo)壓力變(bian)送(song)器(qi)是(shi)產(chan)品采用(yong)超大型膜(mo)片設(she)計(ji),芯體體采(cai)用(yong)進口材(cai)質、膜(mo)片隔離(li)工藝、測試(shi)頭無引(yin)壓孔,測量(liang)過程中不存在(zai)粘(zhan)稠(chou)介(jie)質堵(du)塞(sai)的情況(kuang),壹體化(hua)結構(gou)設(she)計(ji),適用(yong)於(yu)粘(zhan)稠(chou)介(jie)質的化(hua)工塗(tu)料、油漆(qi)、泥(ni)漿(jiang)、瀝(li)青、原油(you)等(deng)粘(zhan)稠(chou)介(jie)質的壓(ya)力測量(liang)與控制(zhi)。這(zhe)類傳感(gan)器通(tong)常也稱(cheng)為:平膜壓(ya)力傳感(gan)器/變(bian)送(song)器(qi)、油(you)漆(qi)壓力傳感(gan)器/變(bian)送(song)器(qi)、食品壓力傳感(gan)器/變(bian)送(song)器(qi)、隔膜(mo)壓力傳感(gan)器/變(bian)送(song)器(qi)、衛生型壓(ya)力傳感(gan)器/變(bian)送(song)器(qi)、混(hun)凝(ning)土平面膜(mo)壓(ya)力傳感(gan)器/
插(cha)入筒(tong)式(shi)隔膜(mo)壓力變(bian)送(song)器(qi)是(shi)用(yong)於(yu)防止(zhi)管道(dao)中(zhong)的介(jie)質直(zhi)接(jie)進入變(bian)送(song)器(qi)裏(li)的壓(ya)力傳感(gan)器組(zu)件(jian),它(ta)與變(bian)送(song)器(qi)之(zhi)間(jian)是(shi)靠註(zhu)滿流(liu)體(ti)的毛細(xi)管連接起來(lai)的。用(yong)於(yu)測量(liang)液體、氣體(ti)或(huo)蒸(zheng)汽的液(ye)位、流量(liang)和壓(ya)力,然後將(jiang)其(qi)轉(zhuan)變(bian)成(cheng)4~20mA DC信(xin)號輸出。 SRT3851/1151DP/GP型差(cha)壓(ya)變(bian)送(song)器(qi)/壓(ya)力變(bian)送(song)器(qi)帶上遠傳密封(feng)裝(zhuang)置後,就(jiu)成(cheng)為SRT3851/1151型隔膜(mo)壓力變(bian)送(song)器(qi),它(ta)仍(reng)具(ju)有SRT3851/1151DP/GP差壓變(bian)送(song)器(qi)/壓(ya)力變(bian)送(song)器(qi)的各種(zhong)特(te)點(dian)。可(ke)與HART手操(cao)器(qi)相互通(tong)訊(xun),通(tong)過它(ta)進行(xing)設(she)定(ding),監控(kong)。
插(cha)入筒(tong)式(shi)隔膜(mo)壓力變(bian)送(song)器(qi)
產(chan)品采用(yong)超大型膜(mo)片設(she)計(ji),芯體體采(cai)用(yong)進口材(cai)質、膜(mo)片隔離(li)工藝、測試(shi)頭無引(yin)壓孔,測量(liang)過程中不存在(zai)粘(zhan)稠(chou)介(jie)質堵(du)塞(sai)的情況(kuang),壹體化(hua)結構(gou)設(she)計(ji),適用(yong)於(yu)粘(zhan)稠(chou)介(jie)質的化(hua)工塗(tu)料、油漆(qi)、泥(ni)漿(jiang)、瀝(li)青、原油(you)等(deng)粘(zhan)稠(chou)介(jie)質的壓(ya)力測量(liang)與控制(zhi)。這(zhe)類傳感(gan)器通(tong)常也稱(cheng)為:平膜壓(ya)力傳感(gan)器/變(bian)送(song)器(qi)、油(you)漆(qi)壓力傳感(gan)器/變(bian)送(song)器(qi)、食品壓力傳感(gan)器/變(bian)送(song)器(qi)、隔膜(mo)壓力傳感(gan)器/變(bian)送(song)器(qi)、衛生型壓(ya)力傳感(gan)器/變(bian)送(song)器(qi)、混(hun)凝(ning)土平面膜(mo)壓(ya)力傳感(gan)器/變(bian)送(song)器(qi).
插(cha)入筒(tong)式(shi)隔膜(mo)壓力變(bian)送(song)器(qi)
可(ke)避(bi)免被(bei)測介(jie)質直(zhi)接(jie)和變(bian)送(song)器(qi)的隔離(li)膜片接(jie)觸,這種(zhong)測量(liang)方法適用(yong)於(yu)下(xia)述幾種(zhong)情況(kuang):
1、被(bei)測介(jie)質對變(bian)送(song)器(qi)敏(min)感(gan)元(yuan)件有腐蝕作(zuo)用(yong)
2、需要(yao)將高(gao)溫被(bei)測介(jie)質與變(bian)送(song)器(qi)隔離(li)
3、被(bei)測介(jie)質中(zhong)有固體懸(xuan)浮(fu)物(wu)或(huo)高(gao)粘(zhan)度介(jie)質
4、被(bei)測介(jie)質由引(yin)壓管(guan)引(yin)同時易(yi)固化(hua)或(huo)結晶
5、更換被(bei)測介(jie)質需嚴(yan)格(ge)凈(jing)化(hua)測量(liang)頭
6、測量(liang)頭必(bi)須(xu)保(bao)持衛生,嚴禁汙(wu)染(ran)。使(shi)用(yong)對象:腐蝕性(xing)或(huo)粘(zhan)性(xing)的液(ye)體(ti)
註(zhu)意:真空場(chang)合(he)不宜采用(yong)遠傳變(bian)送(song)器(qi)。
插(cha)入筒(tong)式(shi)隔膜(mo)壓力變(bian)送(song)器(qi)的遠傳裝置形式(shi)有四(si)種(zhong):
1、1191PFW扁平(ping)式(shi)遠傳裝置(標(biao)準(zhun)3″、工(gong)作壓力2.5MPa)
2、1191RTW型螺(luo)紋(wen)安裝(zhuang)式(shi)遠傳裝置(zui大(da)工(gong)作(zuo)壓力10MPa)
3、1191RFW型法蘭(lan)安裝(zhuang)式(shi)遠傳裝置
4、1191EFW型插(cha)入筒(tong)式(shi)遠傳裝置(標(biao)準(zhun)3″或(huo)4″,工(gong)作壓力2.5MPa)
◆選(xuan)型方(fang)式(shi)
| SR3851/1151GP | 隔膜(mo)壓力變(bian)送(song)器(qi) | ||||||
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| 代(dai)碼 | 量(liang)程範(fan)圍(wei)KPa | |||||
| 3 | 0-1.3~7.5 | ||||||
| 4 | 0-6.2~37.4 | ||||||
| 5 | 0-31.1~186.8 | ||||||
| 6 | 0-117~690 | ||||||
| 7 | 0-345~2068 | ||||||
| 8 | 0-117~690 | ||||||
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| 代碼 | 輸(shu)出(chu) | |||||
| E | 4-20mADC | ||||||
| S | 智(zhi)能(neng)式(shi) | ||||||
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| 代(dai)號 | 法蘭(lan)材(cai)料 | 法蘭(lan)材(cai)料 | ||||
| 22 | 316SST | 316SST | |||||
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| 代號 | 附加功能(neng) | |||||
| S1 | 壹個遠傳裝置 |
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| S2 | 二個遠傳裝置 |
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| 代(dai)碼 | 選(xuan)項(xiang) | |||||
| M1 | 0-線(xian)性(xing)指(zhi)示表(biao) | ||||||
| M2 | LED顯示(shi)表 | ||||||
| M3 | LCD顯示表(biao) | ||||||
| B1 | 管(guan)裝彎(wan)支架(jia) | ||||||
| B2 | 板裝(zhuang)彎(wan)支架(jia) | ||||||
| B3 | 管(guan)裝平(ping)支架(jia) | ||||||
| d | 隔爆(bao)型dⅡBT4 | ||||||
| i | 本(ben)安型iaⅡCT6 | ||||||