YXG-1520-B/21(防(fang)爆感(gan)應(ying)式）電接點壓力(li)表(biao) 上海自動化儀表四廠的詳細資料

上海自動化(hua)儀(yi)表四廠生產(chan)的YXG-1520-B/21(防(fang)爆感應式）電(dian)接(jie)點壓(ya)(ya)力表是于(yu)某些有(you)爆炸危險場所有(you)儀(yi)表，該表具有(you)對(dui)工藝(yi)流程中的流體介質(zhi)的壓(ya)(ya)力參量進行(xing)檢測、自動控制、自動報警等功能。

YXG-1520-B/21(防(fang)爆(bao)(bao)感(gan)應式）電(dian)(dian)接點壓力表(biao)主要用(yong)(yong)于核電(dian)(dian)、化(hua)工(gong)、船(chuan)舶、冶金等行業。本(ben)(ben)(ben)儀(yi)表(biao)按《GB3836.1-2000爆(bao)(bao)炸(zha)性環境用(yong)(yong)防(fang)爆(bao)(bao)電(dian)(dian)氣(qi)(qi)設(she)備(bei)(bei)(bei)通用(yong)(yong)要求》和《GB3836.4-2000O爆(bao)(bao)炸(zha)性環境電(dian)(dian)氣(qi)(qi)設(she)備(bei)(bei)(bei)本(ben)(ben)(ben)質安(an)(an)(an)全(quan)(quan)型(xing)電(dian)(dian)路和電(dian)(dian)氣(qi)(qi)設(she)備(bei)(bei)(bei)“i”》兩(liang)標準設(she)計制造(zao)的，儀(yi)器(qi)儀(yi)表(biao)防(fang)爆(bao)(bao)站安(an)(an)(an)全(quan)(quan)監督檢(jian)驗(yan)站檢(jian)驗(yan)儀(yi)表(biao)與安(an)(an)(an)全(quan)(quan)柵（推薦選用(yong)(yong)德國“P+F”公(gong)司的KFD2-SR2-EX1.W或(huo)KFD2-SR2-EX2.W）配套使(shi)用(yong)(yong)，可構成本(ben)(ben)(ben)質安(an)(an)(an)全(quan)(quan)防(fang)爆(bao)(bao)系(xi)統。儀(yi)表(biao)防(fang)爆(bao)(bao)標志為ExibllCT6,儀(yi)表(biao)防(fang)爆(bao)(bao)合格證(zheng)編號為GYB05169。該表(biao)可適用(yong)(yong)于戶內(nei)或(huo)有(you)遮蓋物的1區和2區的爆(bao)(bao)炸(zha)性工(gong)廠(chang)危險場(chang)所。

YXG-1520-B/21(防爆感應式）電接點壓力表(biao)與外設(she)備用適當的電路(lu)連接后(hou)，便(bian)能發出(chu)所(suo)需(xu)的報警信(xin)號或開、停機等控(kong)制的壓力的動作，將(jiang)系(xi)統壓力控(kong)制在所(suo)需(xu)范圍內。

YXG-1520-B/21(防爆感應式）電(dian)接(jie)點壓力表為本質安全(quan)型(xing)儀表，當其與關聯設備(bei)相聯后，便能(neng)與電(dian)網相聯構成本安防爆系統。

YXG-1520-B/21(防爆感應式）電接點壓力表

本儀表(biao)的(de)測(ce)理各級(ji)黨組織充由(you)彈(dan)簧管、拉桿(gan)和齒(chi)輪傳動(dong)機(ji)構、示值部件組成(cheng)。被(bei)(bei)測(ce)介質(zhi)的(de)壓力作用于彈(dan)簧管，使其自由(you)端產生位移，由(you)拉桿(gan)傳到(dao)齒(chi)輪傳動(dong)機(ji)構予以放大，并轉(zhuan)(zhuan)換(huan)成(cheng)指針的(de)轉(zhuan)(zhuan)動(dong)，在度(du)盤(pan)上指示出被(bei)(bei)測(ce)值。

本(ben)儀表的(de)(de)接點(dian)(dian)形式為(wei)感(gan)應(ying)(ying)(ying)式接點(dian)(dian)開(kai)關(guan)(guan)(guan)(guan)(guan)，是由(you)(you)安(an)裝在(zai)上(shang)(shang)(shang)(shang)(shang)(shang)、下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)設定針(zhen)上(shang)(shang)(shang)(shang)(shang)(shang)的(de)(de)感(gan)應(ying)(ying)(ying)開(kai)關(guan)(guan)(guan)(guan)(guan)及(ji)信(xin)(xin)號(hao)(hao)針(zhen)組成。其(qi)關(guan)(guan)(guan)(guan)(guan)鍵器——感(gan)應(ying)(ying)(ying)開(kai)關(guan)(guan)(guan)(guan)(guan)由(you)(you)德國的(de)(de)“P+F公(gong)司(si)”制造。接點(dian)(dian)發出(chu)位式信(xin)(xin)號(hao)(hao)的(de)(de)工(gong)作(zuo)原(yuan)理以YXG-1520-B/21為(wei)例加以說明(ming)：當(dang)壓(ya)力(li)為(wei)零時(shi)，上(shang)(shang)(shang)(shang)(shang)(shang)限(xian)(xian)(xian)(xian)(xian)接點(dian)(dian)輸(shu)(shu)出(chu)為(wei)小于(yu)(yu)1mA的(de)(de)斷(duan)態(tai)(tai)(tai)信(xin)(xin)號(hao)(hao)，下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)接點(dian)(dian)輸(shu)(shu)出(chu)為(wei)大于(yu)(yu)3mA的(de)(de)通(tong)態(tai)(tai)(tai)信(xin)(xin)號(hao)(hao)。當(dang)壓(ya)力(li)上(shang)(shang)(shang)(shang)(shang)(shang)升(sheng)(sheng)到(dao)達下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)值(zhi)(zhi)時(shi)，下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)信(xin)(xin)號(hao)(hao)針(zhen)進入下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)感(gan)應(ying)(ying)(ying)開(kai)關(guan)(guan)(guan)(guan)(guan)的(de)(de)縫(feng)隙中(zhong)，使(shi)(shi)下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)感(gan)應(ying)(ying)(ying)開(kai)關(guan)(guan)(guan)(guan)(guan)電(dian)(dian)氣狀(zhuang)態(tai)(tai)(tai)改(gai)變，下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)接點(dian)(dian)輸(shu)(shu)出(chu)立即(ji)跳(tiao)變成小于(yu)(yu)1mA的(de)(de)斷(duan)太信(xin)(xin)號(hao)(hao)。當(dang)壓(ya)力(li)繼(ji)續(xu)(xu)上(shang)(shang)(shang)(shang)(shang)(shang)升(sheng)(sheng)，下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)信(xin)(xin)號(hao)(hao)針(zhen)保(bao)留(liu)，接點(dian)(dian)信(xin)(xin)號(hao)(hao)保(bao)持。當(dang)壓(ya)力(li)上(shang)(shang)(shang)(shang)(shang)(shang)升(sheng)(sheng)到(dao)達上(shang)(shang)(shang)(shang)(shang)(shang)限(xian)(xian)(xian)(xian)(xian)值(zhi)(zhi)時(shi)，上(shang)(shang)(shang)(shang)(shang)(shang)限(xian)(xian)(xian)(xian)(xian)信(xin)(xin)號(hao)(hao)針(zhen)被(bei)帶(dai)(dai)離上(shang)(shang)(shang)(shang)(shang)(shang)限(xian)(xian)(xian)(xian)(xian)感(gan)應(ying)(ying)(ying)開(kai)關(guan)(guan)(guan)(guan)(guan)的(de)(de)縫(feng)隙，使(shi)(shi)上(shang)(shang)(shang)(shang)(shang)(shang)限(xian)(xian)(xian)(xian)(xian)感(gan)應(ying)(ying)(ying)開(kai)關(guan)(guan)(guan)(guan)(guan)的(de)(de)電(dian)(dian)氣狀(zhuang)態(tai)(tai)(tai)改(gai)變，上(shang)(shang)(shang)(shang)(shang)(shang)限(xian)(xian)(xian)(xian)(xian)接點(dian)(dian)輸(shu)(shu)出(chu)立即(ji)跳(tiao)變成大于(yu)(yu)3mA的(de)(de)通(tong)態(tai)(tai)(tai)信(xin)(xin)號(hao)(hao)。壓(ya)力(li)繼(ji)續(xu)(xu)上(shang)(shang)(shang)(shang)(shang)(shang)升(sheng)(sheng)，信(xin)(xin)號(hao)(hao)保(bao)持。當(dang)壓(ya)力(li)回(hui)落至上(shang)(shang)(shang)(shang)(shang)(shang)限(xian)(xian)(xian)(xian)(xian)值(zhi)(zhi)時(shi)，上(shang)(shang)(shang)(shang)(shang)(shang)限(xian)(xian)(xian)(xian)(xian)信(xin)(xin)號(hao)(hao)又插回(hui)上(shang)(shang)(shang)(shang)(shang)(shang)限(xian)(xian)(xian)(xian)(xian)感(gan)應(ying)(ying)(ying)開(kai)關(guan)(guan)(guan)(guan)(guan)的(de)(de)縫(feng)隙中(zhong)，上(shang)(shang)(shang)(shang)(shang)(shang)限(xian)(xian)(xian)(xian)(xian)感(gan)應(ying)(ying)(ying)開(kai)關(guan)(guan)(guan)(guan)(guan)又回(hui)復原(yuan)來的(de)(de)狀(zhuang)態(tai)(tai)(tai)，使(shi)(shi)上(shang)(shang)(shang)(shang)(shang)(shang)限(xian)(xian)(xian)(xian)(xian)接點(dian)(dian)輸(shu)(shu)出(chu)跳(tiao)變回(hui)小于(yu)(yu)1mA的(de)(de)斷(duan)態(tai)(tai)(tai)信(xin)(xin)號(hao)(hao)。壓(ya)力(li)繼(ji)續(xu)(xu)下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)，信(xin)(xin)號(hao)(hao)保(bao)持。歌(ge)劇中(zhong)的(de)(de)*女主角壓(ya)力(li)下(xia)(xia)(xia)降至下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)值(zhi)(zhi)時(shi)，下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)信(xin)(xin)號(hao)(hao)針(zhen)又被(bei)帶(dai)(dai)離下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)感(gan)應(ying)(ying)(ying)開(kai)關(guan)(guan)(guan)(guan)(guan)的(de)(de)縫(feng)隙，下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)感(gan)應(ying)(ying)(ying)開(kai)關(guan)(guan)(guan)(guan)(guan)又回(hui)復原(yuan)來的(de)(de)狀(zhuang)態(tai)(tai)(tai)，使(shi)(shi)下(xia)(xia)(xia)限(xian)(xian)(xian)(xian)(xian)接點(dian)(dian)輸(shu)(shu)出(chu)跳(tiao)變回(hui)大于(yu)(yu)3mA的(de)(de)通(tong)態(tai)(tai)(tai)信(xin)(xin)號(hao)(hao)。

YXG-1520-B/21(防爆感應式）電接點壓力表

精確度等(deng)級：1.6

測(ce)量(liang)范(fan)圍：0-0.1   0-0.16  0-0.25  0-0.4  0-0.6  0-1  0-1.6  0-2.5  0-4  0-6  0-10  0-16  0-25  0-40  0-60

-0.1-0  -0.1-0.06  -0.1-0.15  -0.1-0.3  -0.1-0.5  -0.1-0.9  -0.1-1.5  -0.1-2.4Mpa

控(kong)制(zhi)方式：感(gan)應式電(dian)流開關（引進(jin)德國P+F公司(si)的器件）

工作電壓：8V  DC

工(gong)作電流：通態≥3mA、斷(duan)態≤1Ma

二(er)限zui小(xiao)的間隔范圍：滿量程的2.5%

工(gong)作環境(jing)溫度：-10℃--+55℃

重量：1.5kg