管式爐的安裝與使用
1.本系(xi)列電(dian)(dian)(dian)(dian)(dian)爐不(bu)(bu)(bu)(bu)需特殊(shu)安裝，室內(nei)平整(zheng)的(de)(de)(de)地(di)面或(huo)工(gong)作(zuo)臺上(shang)均(jun)可(ke)安放。但(dan)配套的(de)(de)(de)控(kong)制器(qi)應避(bi)免震動，放置位(wei)(wei)(wei)置與(yu)(yu)(yu)(yu)實驗電(dian)(dian)(dian)(dian)(dian)爐不(bu)(bu)(bu)(bu)宜太近，防止過(guo)熱(re)而影響(xiang)控(kong)制部(bu)分(fen)(fen)的(de)(de)(de)正常工(gong)作(zuo)。 2.將(jiang)熱(re)電(dian)(dian)(dian)(dian)(dian)偶由(you)偶孔插(cha)入，偶孔與(yu)(yu)(yu)(yu)熱(re)電(dian)(dian)(dian)(dian)(dian)偶之間的(de)(de)(de)縫隙用(yong)石棉繩填塞，以(yi)(yi)防熱(re)量(liang)損(sun)失。 3. 揭開溫(wen)(wen)(wen)度(du)(du)(du)(du)控(kong)制器(qi)外殼，按標準連(lian)(lian)(lian)接(jie)(jie)(jie)(jie)電(dian)(dian)(dian)(dian)(dian)源(yuan)線(xian)(xian)(xian)、電(dian)(dian)(dian)(dian)(dian)爐線(xian)(xian)(xian)、熱(re)電(dian)(dian)(dian)(dian)(dian)偶及安全開關線(xian)(xian)(xian)，由(you)于控(kong)制器(qi)與(yu)(yu)(yu)(yu)電(dian)(dian)(dian)(dian)(dian)爐中線(xian)(xian)(xian)系(xi)共用(yong)，故相線(xian)(xian)(xian)與(yu)(yu)(yu)(yu)中線(xian)(xian)(xian)不(bu)(bu)(bu)(bu)可(ke)接(jie)(jie)(jie)(jie)反，注意熱(re)電(dian)(dian)(dian)(dian)(dian)偶的(de)(de)(de)連(lian)(lian)(lian)線(xian)(xian)(xian)“+”“-”極不(bu)(bu)(bu)(bu)可(ke)接(jie)(jie)(jie)(jie)反，否則(ze)儀(yi)(yi)表將(jiang)不(bu)(bu)(bu)(bu)指(zhi)示(shi)。 4. 將(jiang)XCT-101溫(wen)(wen)(wen)度(du)(du)(du)(du)指(zhi)示(shi)儀(yi)(yi)后(hou)(hou)端(duan)接(jie)(jie)(jie)(jie)線(xian)(xian)(xian)板(ban)上(shang)“短(duan)”與(yu)(yu)(yu)(yu)“短(duan)”之間的(de)(de)(de)連(lian)(lian)(lian)線(xian)(xian)(xian)，調(diao)(diao)整(zheng)機(ji)(ji)械零(ling)(ling)點(dian)，如(ru)果用(yong)補(bu)(bu)(bu)償導線(xian)(xian)(xian)及冷(leng)端(duan)補(bu)(bu)(bu)償器(qi)時(shi)(shi)(shi)(shi)(shi)，應將(jiang)機(ji)(ji)械零(ling)(ling)位(wei)(wei)(wei)調(diao)(diao)整(zheng)到基準溫(wen)(wen)(wen)度(du)(du)(du)(du)點(dian)，不(bu)(bu)(bu)(bu)使用(yong)補(bu)(bu)(bu)償導線(xian)(xian)(xian)時(shi)(shi)(shi)(shi)(shi)，則(ze)把機(ji)(ji)械零(ling)(ling)位(wei)(wei)(wei)調(diao)(diao)整(zheng)到刻(ke)度(du)(du)(du)(du)零(ling)(ling)位(wei)(wei)(wei)。但(dan)所(suo)指(zhi)示(shi)的(de)(de)(de)溫(wen)(wen)(wen)度(du)(du)(du)(du)為被測點(dian)和熱(re)電(dian)(dian)(dian)(dian)(dian)偶冷(leng)端(duan)的(de)(de)(de)溫(wen)(wen)(wen)度(du)(du)(du)(du)差。 5.檢(jian)查(cha)(cha)接(jie)(jie)(jie)(jie)線(xian)(xian)(xian)正確(que)后(hou)(hou)，蓋上(shang)控(kong)制器(qi)外殼，將(jiang)溫(wen)(wen)(wen)度(du)(du)(du)(du)指(zhi)示(shi)儀(yi)(yi)指(zhi)針(zhen)(zhen)調(diao)(diao)至所(suo)需工(gong)作(zuo)溫(wen)(wen)(wen)度(du)(du)(du)(du)（即旋(xuan)動指(zhi)示(shi)儀(yi)(yi)面板(ban)下(xia)角螺釘）然后(hou)(hou)接(jie)(jie)(jie)(jie)通電(dian)(dian)(dian)(dian)(dian)源(yuan)，打(da)開控(kong)制電(dian)(dian)(dian)(dian)(dian)源(yuan)開關，此時(shi)(shi)(shi)(shi)(shi)綠燈即亮。繼電(dian)(dian)(dian)(dian)(dian)器(qi)開始工(gong)作(zuo)，電(dian)(dian)(dian)(dian)(dian)爐通電(dian)(dian)(dian)(dian)(dian)，電(dian)(dian)(dian)(dian)(dian)流表即有(you)(you)讀書產生，溫(wen)(wen)(wen)度(du)(du)(du)(du)指(zhi)示(shi)儀(yi)(yi)指(zhi)針(zhen)(zhen)也逐漸(jian)上(shang)升，這就表示(shi)電(dian)(dian)(dian)(dian)(dian)爐與(yu)(yu)(yu)(yu)溫(wen)(wen)(wen)度(du)(du)(du)(du)控(kong)制器(qi)均(jun)在(zai)(zai)正常工(gong)作(zuo)。 6.電(dian)(dian)(dian)(dian)(dian)爐的(de)(de)(de)升溫(wen)(wen)(wen)與(yu)(yu)(yu)(yu)定溫(wen)(wen)(wen)分(fen)(fen)別以(yi)(yi)紅、綠燈表示(shi)升溫(wen)(wen)(wen)，紅燈表示(shi)恒溫(wen)(wen)(wen)。 八、維護與(yu)(yu)(yu)(yu)注意事項(xiang)。 1.當電(dian)(dian)(dian)(dian)(dian)爐在(zai)(zai)第一次(ci)使用(yong)或(huo)長(chang)期(qi)停用(yong)后(hou)(hou)再次(ci)使用(yong)時(shi)(shi)(shi)(shi)(shi)，必(bi)須進行(xing)一次(ci)烘(hong)爐干(gan)燥，烘(hong)爐時(shi)(shi)(shi)(shi)(shi)間為：室溫(wen)(wen)(wen)――200℃ 2小時(shi)(shi)(shi)(shi)(shi)，200℃――600℃ 2小時(shi)(shi)(shi)(shi)(shi)，使用(yong)時(shi)(shi)(shi)(shi)(shi)爐溫(wen)(wen)(wen)不(bu)(bu)(bu)(bu)得(de)超過(guo)最高溫(wen)(wen)(wen)度(du)(du)(du)(du)，以(yi)(yi)免燒(shao)毀電(dian)(dian)(dian)(dian)(dian)熱(re)原件。 2.電(dian)(dian)(dian)(dian)(dian)爐和控(kong)制器(qi)必(bi)須在(zai)(zai)相對(dui)濕度(du)(du)(du)(du)不(bu)(bu)(bu)(bu)超過(guo)85％，沒有(you)(you)導電(dian)(dian)(dian)(dian)(dian)塵(chen)埃(ai)、爆(bao)炸性氣體和能夠破(po)壞金屬絕緣以(yi)(yi)及對(dui)電(dian)(dian)(dian)(dian)(dian)子原件有(you)(you)害(hai)的(de)(de)(de)腐蝕性氣體的(de)(de)(de)場所(suo)工(gong)作(zuo)。 3.定期(qi)檢(jian)查(cha)(cha)電(dian)(dian)(dian)(dian)(dian)爐、控(kong)制器(qi)各接(jie)(jie)(jie)(jie)線(xian)(xian)(xian)頭接(jie)(jie)(jie)(jie)觸是(shi)否良好(hao)，指(zhi)示(shi)儀(yi)(yi)指(zhi)針(zhen)(zhen)運動時(shi)(shi)(shi)(shi)(shi)有(you)(you)無(wu)卡滯現象，并用(yong)電(dian)(dian)(dian)(dian)(dian)位(wei)(wei)(wei)差計核對(dui)指(zhi)示(shi)儀(yi)(yi)刻(ke)度(du)(du)(du)(du)誤差是(shi)否大(da)。 4.控(kong)制器(qi)的(de)(de)(de)工(gong)作(zuo)環境溫(wen)(wen)(wen)度(du)(du)(du)(du)限(xian)于0℃－50℃，在(zai)(zai)搬運時(shi)(shi)(shi)(shi)(shi)須用(yong)導線(xian)(xian)(xian)將(jiang)儀(yi)(yi)表后(hou)(hou)端(duan)接(jie)(jie)(jie)(jie)線(xian)(xian)(xian)板(ban)上(shang)“短(duan)”與(yu)(yu)(yu)(yu)“短(duan)”連(lian)(lian)(lian)線(xian)(xian)(xian)接(jie)(jie)(jie)(jie)好(hao)，以(yi)(yi)防振動而損(sun)壞儀(yi)(yi)表。