| 型 號(hào)： | |
| 所屬(shu)分(fen)類(lèi)(lei)： | BURKERT流量(liang)計(jì)(ji) |
| 報(bào)(bao) 價(jià)： | 411 |
BURKERT電(dian)導(dǎo)(dao)率(lv)變送(song)器(qi)質(zhì)(zhi)量(liang)標(biāo)準(zhǔn)：本公司所供BURKERT電導(dǎo)(dao)率(lv)變送(song)器(qi)均(jun)為*產(chǎn)品(pin)，*二(er)手及翻新(xin)產(chǎn)品(pin)，否則(ze)假(jia)壹(yi)賠(pei)十(shi)並全款(kuan)退貨，但買(mǎi)方由(you)於(yu)購(gòu)買(mǎi)(mai)型號(hào)錯(cuò)誤(wu)我方概(gai)不(bu)負(fù)責(zé)退換(huan)貨，另本公司銷(xiāo)(xiao)售的產(chǎn)品(pin)自發(fā)貨之日起享受壹(yi)年(nian)的質(zhì)量(liang)保證(zheng)，按(an)原(yuan)廠(chǎng)(chang)質(zhì)(zhi)量(liang)標(biāo)準(zhǔn)，在(zai)保(bao)質(zhì)(zhi)期(qi)間(jian)內(nèi)(nei)有產(chǎn)品(pin)問(wèn)(wen)題，需(xu)由生(sheng)產(chǎn)廠(chǎng)(chang)家(jia)檢(jian)驗(yàn)(yan)確認(rèn)(ren)後(hou)，供(gong)方給(gei)予(yu)解決(jue)，祝妳(ni)購(gòu)物愉快！
BURKERT寶德電(dian)導(dǎo)(dao)率(lv)變送(song)器(qi)8225型BURKERT電導(dǎo)(dao)率(lv)變送(song)器(qi)承(cheng)諾(nuo)產(chǎn)品(pin)*！假(jia)壹(yi)賠(pei)十(shi)！質(zhì)(zhi)保(bao)壹(yi)年(nian)！提供選型 ！可(ke)驗(yàn)貨再付(fu)款(kuan)！BURKERT寶德電(dian)導(dǎo)(dao)率(lv)變送(song)器(qi)在(zai)使(shi)用(yong)時(shí)要安(an) 裝在(zai)現(xiàn)場(chǎng)設(shè)備(bei)的動(dòng)力線(xiàn)上(shang)，而(er)以(yi)單片(pian)機(jī)為核心(xin)的監(jiān)測(cè)系(xi)統(tǒng)則位於(yu)較(jiao)遠(yuǎn)(yuan) 離設(shè)(she)備(bei)現(xiàn)場(chǎng)的監(jiān)(jian)控(kong)室裏(li)，兩(liang)者(zhe)壹(yi)般相(xiang)距幾十(shi)到(dao)幾百(bai)米(mi)甚(shen)至更(geng)遠(yuǎn)(yuan)。設(shè)備(bei)現(xiàn)場(chǎng)的環(huán)(huan)境(jing)較(jiao)為惡(e)劣，強(qiáng)電信號(hào)會(huì)(hui)產(chǎn)生(sheng)各種電磁(ci)幹?jǐn)_(rao)，雷(lei)電感應(yīng)會(huì)(hui)產(chǎn) 生(sheng)強(qiáng)浪湧(yong)脈(mai)沖(chong)，BURKERT寶(bao)德電(dian)導(dǎo)(dao)率(lv)變送(song)器(qi)在(zai)這(zhe)種情況(kuang)下，單片(pian)機(jī)應(yīng)用(yong)系(xi)統(tǒng)中遇到的壹(yi)個(gè)(ge)棘(ji)手問(wèn)(wen) 題就(jiu)是(shi)如(ru)何(he)在(zai)惡(e)劣環(huán)(huan)境(jing)下遠(yuǎn)(yuan)距離可(ke)靠(kao)地(di)傳(chuan)送(song)微小(xiao)信號(hào)(hao)。BURKERT電導(dǎo)(dao)率(lv)變送(song)器(qi)壹(yi)般由(you)測(cè)溫(wen)探頭(tou)（熱電(dian)偶(ou)或熱(re)電阻傳(chuan)感(gan)器(qi)）和兩(liang)線(xiàn)(xian)制固體(ti)電子(zi)單元(yuan)組(zu)成。采(cai)用(yong)固(gu)體(ti)模塊形(xing)式將(jiang)測(cè)(ce)溫(wen)探頭(tou)直接安(an)裝在(zai)接線(xiàn)(xian)盒(he)內(nèi)(nei)，從而(er)形(xing)成壹(yi)體(ti)化(hua)的(de)變送(song)器(qi)。壹(yi)體(ti)化(hua)溫(wen)度(du)變送(song)器(qi)壹(yi)般分(fen)為熱電阻(zu)和熱(re)電(dian)偶(ou)型兩(liang)種類(lèi)(lei)型。熱電阻(zu)溫(wen)度(du)變送(song)器(qi)是(shi)由(you)基準(zhǔn)單元(yuan)、R/V轉(zhuǎn)換(huan)單元(yuan)、線(xiàn)(xian)性(xing)電路(lu)、反(fan)接保(bao)護(hù)、限流保護(hù)、V/I轉(zhuǎn)換(huan)單元(yuan)等(deng)組(zu)成。測(cè)溫(wen)熱電(dian)阻信號(hào)轉(zhuǎn)換(huan)放(fang)大後(hou)，再由線(xiàn)性(xing)電路(lu)對(duì)(dui)溫(wen)度(du)與電阻(zu)的(de)非線(xiàn)(xian)性(xing)關(guān)系(xi)進(jìn)行(xing)補(bǔ)(bu)償，經(jīng)(jing)V/I轉(zhuǎn)換(huan)電路(lu)後(hou)輸(shu)出(chu)壹(yi)個(gè)(ge)與被測(cè)(ce)溫(wen)度(du)成線(xiàn)性(xing)關(guān)系(xi)的(de)4～20mA的恒流信號(hào)(hao)。熱(re)電偶(ou)溫(wen)度(du)變送(song)器(qi)壹(yi)般由(you)基準(zhǔn)源(yuan)、冷(leng)端補(bǔ)償、放(fang)大單元(yuan)、線(xiàn)(xian)性(xing)化(hua)處(chu)理(li)、V/I轉(zhuǎn)換(huan)、斷偶(ou)處(chu)理(li)、反(fan)接保(bao)護(hù)、限流保護(hù)等電路單元(yuan)組(zu)成。它是(shi)將(jiang)熱(re)電(dian)偶(ou)產(chǎn)生(sheng)的熱(re)電(dian)勢(shì)(shi)經(jīng)(jing)冷(leng)端補(bǔ)償放(fang)大後(hou)，再帽由(you)線(xiàn)性(xing)電路(lu)消除熱(re)電勢(shì)(shi)與溫(wen)度(du)的(de)非線(xiàn)(xian)性(xing)誤差(cha)，zui後(hou)放(fang)大轉(zhuǎn)換(huan)為4～20mA電流輸(shu)出(chu)信號(hào)(hao)。為防(fang)止熱電(dian)偶(ou)測(cè)(ce)量(liang)中由(you)於(yu)電(dian)偶(ou)斷絲而(er)使控(kong)溫(wen)失效造(zao)成事故，變送(song)器(qi)中(zhong)還(hai)設(shè)有斷電保(bao)護(hù)電路。當(dāng)熱電(dian)偶(ou)斷絲或接解(jie)不(bu)良時(shí)，BURKERT變送(song)器(qi)會(huì)(hui)輸(shu)出(chu)zui大值（28mA）以(yi)使儀(yi)表切(qie)斷電源(yuan)。壹(yi)體(ti)化(hua)溫(wen)度(du)變送(song)器(qi)具有結(jié)構(gòu)(gou)簡(jiǎn)單、節(jié)省(sheng)引線(xiàn)、輸(shu)出(chu)信號(hào)(hao)大、抗幹?jǐn)_(rao)能(neng)力強(qiáng)、線(xiàn)性(xing)好(hao)、顯(xian)示儀(yi)表簡(jiǎn)單、固體(ti)模(mo)塊抗震(zhen)防(fang)潮、有反(fan)接保(bao)護(hù)和限流保護(hù)、工作可(ke)靠(kao)等(deng)優(yōu)點(diǎn)(dian)。壹(yi)體(ti)化(hua)溫(wen)度(du)變送(song)器(qi)的(de)輸(shu)出(chu)為統(tǒng)壹(yi)的(de)4～20mA信號(hào)；可(ke)與微機(jī)系統(tǒng)或其(qi)它常規(guī)儀(yi)表匹(pi)配使(shi)用(yong)。BURKERT寶(bao)德電(dian)導(dǎo)(dao)率(lv)變送(song)器(qi)8225型面板圖(tu)如(ru)下，僅(jin)供(gong)大家(jia)參考：
