主要技術(shu)性(xing)能(neng) 精(jing)度(du)(du)等級：1.5級(在(zai)(zai)20±2℃時(shi)(shi)),全溫(wen)(wen)度(du)(du)范圍內(nei)不(bu)(bu)(bu)低于2.5級. 環境溫(wen)(wen)度(du)(du)：-30～+60℃ 范圍內(nei),溫(wen)(wen)度(du)(du)補(bu)(bu)償(chang)偏差不(bu)(bu)(bu)大(da)(da)于±0.015Mpa 測量(liang)范圍：SF6氣體(ti)(ti)+20℃時(shi)(shi),-0.1～0.9MPa或-0.1～0.5MPa 抗振性(xing)能(neng)：20m/s^2(充(chong)(chong)油) 沖(chong)擊性(xing)能(neng)：300m/s^2(充(chong)(chong)油) 外殼防(fang)護(hu)等級:IP65　 密(mi)封(feng)性(xing)能(neng)：≤10-9Pam3/s 觸點容量(liang):AC/DC 250V 50VA/30W,三組(zu)接(jie)(jie)點20VA/20W 安裝(zhuang)(zhuang)(zhuang) 將控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)G1/2”外螺紋(wen)墊(dian)(dian)上密(mi)封(feng)用(yong)(yong)的(de)(de)(de)(de)平(ping)墊(dian)(dian)片，旋緊(jin)在(zai)(zai)SF6設(she)備的(de)(de)(de)(de)螺孔上，保證密(mi)封(feng)。 裝(zhuang)(zhuang)(zhuang)罐(guan)液口(kou)的(de)(de)(de)(de)螺釘放松(song)使之與大(da)(da)氣連通。 按編號將導線連接(jie)(jie)在(zai)(zai)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)的(de)(de)(de)(de)插(cha)頭上，再將插(cha)頭插(cha)在(zai)(zai)插(cha)頭座(zuo)上，旋緊(jin)防(fang)松(song)螺釘。 安裝(zhuang)(zhuang)(zhuang)電纜(lan)時(shi)(shi)，應(ying)(ying)將電纜(lan)出(chu)線口(kou)的(de)(de)(de)(de)壓(ya)(ya)緊(jin)螺母擰(ning)緊(jin)，并確認密(mi)封(feng)圈將電纜(lan)護(hu)套(tao)夾緊(jin)，以免(mian)電纜(lan)松(song)動，并有效防(fang)止水流等液體(ti)(ti)的(de)(de)(de)(de)滲入。電纜(lan)出(chu)線口(kou)***大(da)(da)通徑為Φ12mm，***大(da)(da)導線截面1.5mm^2. 工作(zuo)原理 密(mi)度(du)(du)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)內(nei)設(she)置(zhi)了波紋(wen)管(guan)溫(wen)(wen)度(du)(du)補(bu)(bu)償(chang)元(yuan)件(jian)，并充(chong)(chong)入感(gan)溫(wen)(wen)介(jie)質，控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)正常工作(zuo)時(shi)(shi)，因環境溫(wen)(wen)度(du)(du)變化造成的(de)(de)(de)(de)誤差由感(gan)溫(wen)(wen)元(yuan)件(jian)進行反(fan)向補(bu)(bu)償(chang)，使控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)所指(zhi)(zhi)示(shi)的(de)(de)(de)(de)壓(ya)(ya)力(li)(li)值(zhi)(zhi)(zhi)(zhi)真實的(de)(de)(de)(de)反(fan)應(ying)(ying)SF6密(mi)度(du)(du)的(de)(de)(de)(de)壓(ya)(ya)力(li)(li)值(zhi)(zhi)(zhi)(zhi)。 　　密(mi)度(du)(du)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)充(chong)(chong)入SF6氣體(ti)(ti)后，彈簧管(guan)受壓(ya)(ya)膨脹，傳(chuan)動機構帶動指(zhi)(zhi)針(zhen)間接(jie)(jie)將壓(ya)(ya)力(li)(li)值(zhi)(zhi)(zhi)(zhi)反(fan)映為密(mi)度(du)(du)值(zhi)(zhi)(zhi)(zhi)：在(zai)(zai)壓(ya)(ya)力(li)(li)上升過程(cheng)中，兩常閉(bi)(bi)觸點相繼斷開。 　　當SF6氣體(ti)(ti)泄漏，壓(ya)(ya)力(li)(li)下(xia)降至補(bu)(bu)氣壓(ya)(ya)力(li)(li)設(she)定(ding)值(zhi)(zhi)(zhi)(zhi)時(shi)(shi)，第一組(zu)開關(guan)閉(bi)(bi)合，輸出(chu)補(bu)(bu)氣信號；當壓(ya)(ya)力(li)(li)下(xia)降至閉(bi)(bi)鎖壓(ya)(ya)力(li)(li)值(zhi)(zhi)(zhi)(zhi)時(shi)(shi)，第二組(zu)開關(guan)閉(bi)(bi)合，輸出(chu)閉(bi)(bi)鎖信號。 　　 　　 說明 MTK-02帶指(zhi)(zhi)示(shi)SF6密(mi)度(du)(du)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)示(shi)值(zhi)(zhi)(zhi)(zhi)是在(zai)(zai)20±2℃溫(wen)(wen)度(du)(du)條件(jian)下(xia)校驗的(de)(de)(de)(de)。如(ru)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)的(de)(de)(de)(de)傳(chuan)感(gan)器(qi)(qi)內(nei)為通入SF6氣體(ti)(ti)，而且溫(wen)(wen)度(du)(du)又不(bu)(bu)(bu)在(zai)(zai)20±2℃，控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)的(de)(de)(de)(de)指(zhi)(zhi)針(zhen)位置(zhi)是不(bu)(bu)(bu)指(zhi)(zhi)在(zai)(zai)0位上的(de)(de)(de)(de)。當溫(wen)(wen)度(du)(du)高(gao)于20±2℃時(shi)(shi)，指(zhi)(zhi)針(zhen)指(zhi)(zhi)在(zai)(zai)0位偏下(xia)；低于20±2℃時(shi)(shi)，指(zhi)(zhi)針(zhen)指(zhi)(zhi)在(zai)(zai)0位偏上。其偏離0位程(cheng)度(du)(du)各表并不(bu)(bu)(bu)一樣，但當儀(yi)表置(zhi)于20±2℃時(shi)(shi)，指(zhi)(zhi)針(zhen)應(ying)(ying)在(zai)(zai)零(ling)位的(de)(de)(de)(de)粗黑線范圍內(nei)。 注意 控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)垂直安裝(zhuang)(zhuang)(zhuang)，控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)上方(fang)***好能(neng)加裝(zhuang)(zhuang)(zhuang)遮(zhe)雨罩。 安裝(zhuang)(zhuang)(zhuang)和運輸應(ying)(ying)避免(mian)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)的(de)(de)(de)(de)碰撞，特(te)別是防(fang)止SF6接(jie)(jie)口(kou)處平(ping)面被碰傷。 本(ben)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)出(chu)廠(chang)前已經過超(chao)壓(ya)(ya)試驗，用(yong)(yong)戶(hu)使用(yong)(yong)***大(da)(da)壓(ya)(ya)力(li)(li)量(liang)程(cheng)為：-0.1~0.9MPa時(shi)(shi)，不(bu)(bu)(bu)能(neng)超(chao)過0.92MPa：-0.1~0.5MPa時(shi)(shi)，不(bu)(bu)(bu)能(neng)超(chao)過0.52MPa，否則指(zhi)(zhi)針(zhen)回(hui)零(ling)時(shi)(shi)，將產生(sheng)向零(ling)位以下(xia)移動情(qing)況。 規(gui)格 型(xing)號 序號 額(e)定(ding)壓(ya)(ya)力(li)(li) MPa 設(she)定(ding)值(zhi)(zhi)(zhi)(zhi)（下(xia)切換(huan)值(zhi)(zhi)(zhi)(zhi)） MPa 切換(huan)差 MPa 1-2 3-4 5-6 MTK-02 1 0.25 0.20 -- -- ≤0.03 2 0.30 0.25 0.20 -- ≤0.03 3 0.35 0.30 0.25 0.20 ≤0.03 4 0.39 0.35 0.30 0.25 ≤0.03 5 0.45 0.40 0.35 0.30 ≤0.03 6 0.50 0.45 0.40 0.35 ≤0.03 7 0.55 0.50 0.45 0.40 ≤0.03 8 0.60 0.55 0.50 0.45 ≤0.03 9 0.65 0.60 0.55 0.50 ≤0.03 10 0.70 0.65 0.60 0.55 ≤0.03 注：表內(nei)設(she)定(ding)值(zhi)(zhi)(zhi)(zhi)亦可根據用(yong)(yong)戶(hu)要求而定(ding)。