電化學電導率儀是在保證性能的基礎上簡化了功能，從而具有了特別強的價格優勢。環境適應性強、清晰的顯示、簡易的操作和優良的測試性能使其具有很高的性價比。它可廣泛應用于火電、化工化肥、冶金、環保、制藥、生化、食品和自來水等溶液中電導率值的連續監測。
電化學電導率儀的電導電極一般分成(cheng)二電極式、多(duo)電極式倆種(zhong)種(zhong)類。
1、二(er)電(dian)(dian)(dian)(dian)(dian)極(ji)式電(dian)(dian)(dian)(dian)(dian)導(dao)電(dian)(dian)(dian)(dian)(dian)極(ji)是(shi)現階(jie)段應用(yong)(yong)較多的(de)(de)電(dian)(dian)(dian)(dian)(dian)導(dao)電(dian)(dian)(dian)(dian)(dian)極(ji)種類，實驗式二(er)電(dian)(dian)(dian)(dian)(dian)極(ji)式電(dian)(dian)(dian)(dian)(dian)導(dao)電(dian)(dian)(dian)(dian)(dian)極(ji)的(de)(de)構造(zao)，是(shi)將二(er)片鉑片煅燒(shao)在二(er)平行(xing)面玻璃(li)鏡片上(shang)，或環(huan)形玻璃(li)試管的(de)(de)內腔上(shang)，調(diao)整鉑片的(de)(de)范圍和間距，就(jiu)可(ke)以做(zuo)成不一樣常數值的(de)(de)電(dian)(dian)(dian)(dian)(dian)導(dao)電(dian)(dian)(dian)(dian)(dian)極(ji)。通常有K=1、K=5、K=10等種類。而線上(shang)電(dian)(dian)(dian)(dian)(dian)化學電(dian)(dian)(dian)(dian)(dian)導(dao)率儀上(shang)采用(yong)(yong)的(de)(de)二(er)電(dian)(dian)(dian)(dian)(dian)極(ji)式電(dian)(dian)(dian)(dian)(dian)導(dao)電(dian)(dian)(dian)(dian)(dian)極(ji)，常做(zuo)成圓柱型對稱性的(de)(de)電(dian)(dian)(dian)(dian)(dian)極(ji)。當K=1時(shi)，常選(xuan)用(yong)(yong)高純石墨(mo)，當K=0.1、0.01時(shi)，原材料可(ke)以是(shi)不銹鋼板或鈦金(jin)屬。
2、多電(dian)極(ji)(ji)(ji)式電(dian)導電(dian)極(ji)(ji)(ji)一般在適用體上有幾個(ge)環形(xing)(xing)的(de)(de)電(dian)極(ji)(ji)(ji)，根據環形(xing)(xing)電(dian)極(ji)(ji)(ji)的(de)(de)串(chuan)并聯電(dian)路的(de)(de)不一樣(yang)組成，可(ke)以做(zuo)成不一樣(yang)常數的(de)(de)電(dian)導電(dian)極(ji)(ji)(ji)。環形(xing)(xing)電(dian)極(ji)(ji)(ji)的(de)(de)原材料可(ke)以是高純石墨、不銹鋼板(ban)、鈦金屬和(he)珀金。
3、電(dian)(dian)(dian)(dian)導電(dian)(dian)(dian)(dian)極也有四(si)電(dian)(dian)(dian)(dian)極種(zhong)類(lei)和電(dian)(dian)(dian)(dian)感式(shi)種(zhong)類(lei)四(si)電(dian)(dian)(dian)(dian)極電(dian)(dian)(dian)(dian)導電(dian)(dian)(dian)(dian)極的(de)優(you)勢，是可(ke)以防止電(dian)(dian)(dian)(dian)極極化(hua)(hua)產生的(de)測量偏差(cha)，在海外的(de)實驗式(shi)和線(xian)上(shang)式(shi)電(dian)(dian)(dian)(dian)化(hua)(hua)學(xue)電(dian)(dian)(dian)(dian)導率(lv)儀(yi)上(shang)較多應用。電(dian)(dian)(dian)(dian)感式(shi)電(dian)(dian)(dian)(dian)導電(dian)(dian)(dian)(dian)極的(de)特性(xing)，是適合于測量高電(dian)(dian)(dian)(dian)導率(lv)的(de)溶液，一般用以工(gong)業生產電(dian)(dian)(dian)(dian)化(hua)(hua)學(xue)電(dian)(dian)(dian)(dian)導率(lv)儀(yi)中，或運用其測量基本原理做成雙組分的(de)濃(nong)度計，如HCl濃(nong)度計、NaCN濃(nong)度計等。
電化(hua)學電導率儀性能體(ti)現：
1、儀器(qi)可進行(xing)電導率(lv)、TDS、鹽度(du)、溫度(du)測量。
2、儀器(qi)采用點陣式液晶顯示，全中文(wen)操作界面，使用簡單方便。
3、具(ju)有自(zi)動(dong)溫度補償、自(zi)動(dong)校準、量程自(zi)動(dong)切換、溶液溫度系數可調、斷電(dian)保(bao)護等功能。
4、對測試結(jie)果(guo)可(ke)以貯存、刪(shan)除、查閱、打(da)印(yin)。最(zui)多可(ke)貯存測量數(shu)據，并提(ti)供即時(shi)打(da)印(yin)、存貯打(da)印(yin)兩套打(da)印(yin)模(mo)式供用(yong)戶(hu)選擇(ze)。
5、具有(you)標(biao)定(ding)(ding)功能，可以標(biao)定(ding)(ding)電(dian)極(ji)常(chang)數(shu)或轉換系數(shu)。
6、選用電導池常數0.O1cm-1的鈦合金(jin)電極和密封測量槽，可適(shi)合高純水測量。
