松嶺電子汽車衡*新林便攜式地磅

1、顯(xian)(xian)(xian)示(shi)器無(wu)顯(xian)(xian)(xian)示(shi)故(gu)障(zhang)(zhang)分析(xi)：顯(xian)(xian)(xian)示(shi)器質量(liang)(liang)窗全暗，但狀態燈亮。解(jie)決方式(shi)：首先檢(jian)查(cha)電(dian)(dian)(dian)(dian)(dian)源(yuan)插(cha)頭是否(fou)插(cha)牢，保(bao)險絲是否(fou)熔斷(duan)，電(dian)(dian)(dian)(dian)(dian)纜(lan)連線(xian)(xian)(xian)(xian)有(you)(you)無(wu)斷(duan)線(xian)(xian)(xian)(xian)，檢(jian)查(cha)傳(chuan)感(gan)器輸(shu)入(ru)、輸(shu)出阻值是否(fou)符合要求。若線(xian)(xian)(xian)(xian)盒(he)信號線(xian)(xian)(xian)(xian)斷(duan)焊，用(yong)(yong)酒精擦洗，重新焊接(jie)，系(xi)統恢復正常(chang)(chang)(chang)(chang)。2、電(dian)(dian)(dian)(dian)(dian)子(zi)地(di)(di)磅(bang)(bang)(bang)(bang)稱(cheng)重儀(yi)表上稱(cheng)重數(shu)(shu)據(ju)(ju)故(gu)障(zhang)(zhang)分析(xi)：絕大數(shu)(shu)情(qing)況(kuang)下(xia)是電(dian)(dian)(dian)(dian)(dian)子(zi)地(di)(di)磅(bang)(bang)(bang)(bang)接(jie)線(xian)(xian)(xian)(xian)盒(he)進水(shui)或(huo)有(you)(you)潮氣解(jie)決方式(shi)：把接(jie)線(xian)(xian)(xian)(xian)盒(he)蓋子(zi)打(da)開，用(yong)(yong)吹風機吹或(huo)在太陽下(xia)曬(shai)，直至(zhi)曬(shai)干。3、電(dian)(dian)(dian)(dian)(dian)子(zi)地(di)(di)磅(bang)(bang)(bang)(bang)顯(xian)(xian)(xian)示(shi)數(shu)(shu)據(ju)(ju)與實際重量(liang)(liang)偏(pian)輕(qing)故(gu)障(zhang)(zhang)分析(xi)：電(dian)(dian)(dian)(dian)(dian)子(zi)地(di)(di)磅(bang)(bang)(bang)(bang)秤體底下(xia)有(you)(you)異(yi)物(wu)或(huo)其(qi)中(zhong)(zhong)一個以上傳(chuan)感(gan)器損(sun)(sun)壞(huai)解(jie)決方式(shi)：檢(jian)查(cha)秤體下(xia)是否(fou)有(you)(you)異(yi)物(wu)，如(ru)果有(you)(you)清理掉，再查(cha)看是否(fou)正常(chang)(chang)(chang)(chang)，如(ru)果還是不正常(chang)(chang)(chang)(chang)，人到秤上的(de)每個角上站一下(xia)，如(ru)果其(qi)中(zhong)(zhong)有(you)(you)哪個角的(de)數(shu)(shu)據(ju)(ju)輕(qing)很(hen)多(duo)則為這(zhe)個角的(de)傳(chuan)感(gan)器損(sun)(sun)壞(huai)，換掉即可恢復正常(chang)(chang)(chang)(chang)。4、重車下(xia)秤后，每次都留(liu)有(you)(you)較(jiao)大份量(liang)(liang)的(de)底數(shu)(shu)，比如(ru)幾百K故(gu)障(zhang)(zhang)分析(xi)：電(dian)(dian)(dian)(dian)(dian)子(zi)地(di)(di)磅(bang)(bang)(bang)(bang)內(nei)部(bu)(bu)線(xian)(xian)(xian)(xian)路有(you)(you)破損(sun)(sun)解(jie)決方式(shi)：破損(sun)(sun)用(yong)(yong)防水(shui)膠密封好。5、電(dian)(dian)(dian)(dian)(dian)子(zi)地(di)(di)磅(bang)(bang)(bang)(bang)儀(yi)表顯(xian)(xian)(xian)示(shi)不穩定，少則幾十kg，多(duo)則成(cheng)百上千(qian)kg不停(ting)地(di)(di)變(bian)動(dong)故(gu)障(zhang)(zhang)分析(xi)：儀(yi)表模擬部(bu)(bu)分損(sun)(sun)壞(huai)，電(dian)(dian)(dian)(dian)(dian)源(yuan)故(gu)障(zhang)(zhang)，傳(chuan)感(gan)器、接(jie)線(xian)(xian)(xian)(xian)盒(he)、電(dian)(dian)(dian)(dian)(dian)纜(lan)等有(you)(you)故(gu)障(zhang)(zhang)引起(qi)的(de)信號變(bian)化，秤臺與基(ji)礎(chu)出現雜物(wu)堵塞、限位螺栓與基(ji)礎(chu)無(wu)間隙等.解(jie)決方式(shi)：用(yong)(yong)替換法找(zhao)出損(sun)(sun)壞(huai)的(de)部(bu)(bu)件6、電(dian)(dian)(dian)(dian)(dian)子(zi)地(di)(di)磅(bang)(bang)(bang)(bang)儀(yi)表接(jie)通電(dian)(dian)(dian)(dian)(dian)源(yuan)后無(wu)任何顯(xian)(xian)(xian)示(shi)或(huo)顯(xian)(xian)(xian)示(shi)部(bu)(bu)分筆(bi)劃(hua)段，有(you)(you)的(de)還伴(ban)有(you)(you)蜂鳴器鳴叫故(gu)障(zhang)(zhang)分析(xi)：外部(bu)(bu)220V電(dian)(dian)(dian)(dian)(dian)源(yuan)及供電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)路（線(xian)(xian)(xian)(xian)路、保(bao)險管、機內(nei)變(bian)壓(ya)器、三(san)端(duan)穩壓(ya)電(dian)(dian)(dian)(dian)(dian)源(yuan)）有(you)(you)故(gu)障(zhang)(zhang). 解(jie)決方式(shi)：電(dian)(dian)(dian)(dian)(dian)子(zi)地(di)(di)磅(bang)(bang)(bang)(bang)儀(yi)表PCB板(ban)損(sun)(sun)壞(huai)或(huo)LED顯(xian)(xian)(xian)示(shi)管損(sun)(sun)壞(huai)或(huo)連線(xian)(xian)(xian)(xian)脫落。

松嶺電子汽車衡*新林便攜式地磅

防爆(bao)電子(zi)臺(tai)秤(cheng)的故(gu)障排除方(fang)(fang)法(fa)(fa)防爆(bao)電子(zi)臺(tai)秤(cheng)適(shi)用(yong)(yong)于化(hua)工廠(chang)、加油站、加氣站等有(you)(you)防爆(bao)要求(qiu)的環境進(jin)行高價值大(da)宗貨(huo)物稱量的情況(kuang)，在(zai)使用(yong)(yong)中(zhong)難免會出(chu)(chu)現故(gu)障，下(xia)面(mian)根據這些故(gu)障的原因排查下(xia)：  *步(bu)(bu)、重(zhong)新標(biao)定  ①砝碼大(da)于1T，小于2T（1.5T標(biao)定）  ②叉車(che)升高2cm左(zuo)右(you)標(biao)定  ③放置(zhi)位置(zhi)在(zai)臺(tai)面(mian)正(zheng)中(zhong)偏后（拉手部(bu)分）  第二步(bu)(bu)、稱重(zhong)物時(shi)不能(neng)偏前(qian)(qian)，即(ji)不能(neng)超(chao)出(chu)(chu)前(qian)(qian)端兩只(zhi)傳(chuan)感器(qi)的壓(ya)頭(tou)位置(zhi)，如(ru)(ru)托(tuo)盤(pan)，托(tuo)盤(pan)不可(ke)(ke)超(chao)出(chu)(chu)叉齒(chi)  第三步(bu)(bu)、如(ru)(ru)稱重(zhong)還(huan)有(you)(you)誤差：  方(fang)(fang)法(fa)(fa)①：將叉車(che)升至zui高，用(yong)(yong)紙片(pian)插進(jin)秤(cheng)與叉齒(chi)蓋(gai)的四邊間隙(xi)處(chu)劃動(dong)一圈(quan)，看是否有(you)(you)地(di)方(fang)(fang)靠(kao)，如(ru)(ru)有(you)(you)靠(kao)的問(wen)(wen)題(ti)可(ke)(ke)用(yong)(yong)適(shi)當工具(ju)翹(qiao)離  方(fang)(fang)法(fa)(fa)②：抬高叉齒(chi)蓋(gai)，松開(kai)傳(chuan)感器(qi)卡簧(huang)，用(yong)(yong)大(da)一字螺絲刀(dao)往上(shang)調節(jie)(jie)，再裝上(shang)卡簧(huang)即(ji)可(ke)(ke)。如(ru)(ru)果(guo)傳(chuan)感器(qi)上(shang)無調節(jie)(jie)螺釘，可(ke)(ke)松開(kai)卡簧(huang)后再取下(xia)叉齒(chi)蓋(gai)，再將蓋(gai)內的4只(zhi)螺釘下(xia)旋2-3圈(quan)即(ji)可(ke)(ke)。  方(fang)(fang)法(fa)(fa)③：檢查看卡簧(huang)是否碰(peng)拉桿，如(ru)(ru)碰(peng)可(ke)(ke)直接取下(xia)卡簧(huang)，試秤(cheng)一次(ci)，如(ru)(ru)果(guo)有(you)(you)用(yong)(yong)卡簧(huang)可(ke)(ke)取下(xia)不裝。  另外防爆(bao)電子(zi)臺(tai)秤(cheng)在(zai)工作中(zhong)準備(bei)好的傳(chuan)感器(qi)、線路(lu)板(ban)、電源、鍵盤(pan)等部(bu)件(jian)，若懷(huai)疑傳(chuan)感器(qi)、線路(lu)板(ban)、電源、鍵盤(pan)等某個(ge)部(bu)件(jian)損壞，用(yong)(yong)備(bei)好的部(bu)件(jian)替(ti)代，然后觀察結果(guo)是否有(you)(you)變(bian)化(hua)，如(ru)(ru)果(guo)顯示正(zheng)常，則說(shuo)明原來的元件(jian)有(you)(you)問(wen)(wen)題(ti)。比較(jiao)、替(ti)代法(fa)(fa)能(neng)快速準確地(di)判斷(duan)出(chu)(chu)故(gu)障點。

松嶺電子汽車衡*新林便攜式地磅

地磅稱重(zhong)(zhong)傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)故(gu)障(zhang)案例(li)分(fen)析(xi)(xi)：  在(zai)(zai)接(jie)線(xian)(xian)盒(he)內(nei)(nei)用(yong)(yong)萬(wan)用(yong)(yong)表(biao)檢(jian)查正(zheng)激(ji)勵(+EX)和(he)(he)負(fu)激(ji)勵(-EX)間電(dian)(dian)(dian)阻(zu)值(zhi)(zhi)(zhi)(zhi)（在(zai)(zai)接(jie)線(xian)(xian)盒(he)內(nei)(nei)通向(xiang)儀表(biao)的(de)(de)信號線(xian)(xian)柱上(shang)測(ce)(ce)(ce)），其(qi)阻(zu)值(zhi)(zhi)(zhi)(zhi)大(da)約為(wei)(wei)400D/傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)數。用(yong)(yong)萬(wan)用(yong)(yong)表(biao)測(ce)(ce)(ce)量(liang)(liang)總(zong)輸出(chu)(chu)(chu)端(duan)(duan)的(de)(de)正(zheng)輸出(chu)(chu)(chu)(+Si)和(he)(he)負(fu)輸出(chu)(chu)(chu)（-Si)之間電(dian)(dian)(dian)阻(zu)，其(qi)阻(zu)值(zhi)(zhi)(zhi)(zhi)大(da)約為(wei)(wei)2500Q/截(jie)(jie)(jie)面(mian)(mian)(mian)數（注)，如(ru)果(guo)發(fa)現阻(zu)值(zhi)(zhi)(zhi)(zhi)不(bu)對，按(an)下一(yi)步(bu)查找。  注：截(jie)(jie)(jie)面(mian)(mian)(mian)是垂直秤(cheng)臺縱向(xiang)方(fang)向(xiang)，每一(yi)對傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)的(de)(de)面(mian)(mian)(mian)。即一(yi)個(ge)(ge)(ge)截(jie)(jie)(jie)面(mian)(mian)(mian)一(yi)般有(you)(you)一(yi)對傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)，如(ru)30t地磅有(you)(you)4個(ge)(ge)(ge)傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)，分(fen)在(zai)(zai)兩個(ge)(ge)(ge)截(jie)(jie)(jie)面(mian)(mian)(mian)上(shang)，截(jie)(jie)(jie)面(mian)(mian)(mian)數為(wei)(wei)2。  逐次斷開傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)，用(yong)(yong)上(shang)述（1)的(de)(de)方(fang)法，測(ce)(ce)(ce)量(liang)(liang)正(zheng)負(fu)激(ji)勵端(duan)(duan)或正(zheng)負(fu)輸出(chu)(chu)(chu)端(duan)(duan)間阻(zu)抗值(zhi)(zhi)(zhi)(zhi)，查出(chu)(chu)(chu)損壞(huai)了的(de)(de)傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)。如(ru)果(guo)這(zhe)(zhe)步(bu)檢(jian)查沒(mei)有(you)(you)問題，則(ze)按(an)下步(bu)繼續查找。  將(jiang)砝碼依次放(fang)在(zai)(zai)秤(cheng)臺各個(ge)(ge)(ge)截(jie)(jie)(jie)面(mian)(mian)(mian)上(shang)，如(ru)果(guo)發(fa)現那個(ge)(ge)(ge)截(jie)(jie)(jie)面(mian)(mian)(mian)的(de)(de)示值(zhi)(zhi)(zhi)(zhi)不(bu)正(zheng)確(que)，則(ze)再(zai)將(jiang)砝碼放(fang)在(zai)(zai)這(zhe)(zhe)個(ge)(ge)(ge)截(jie)(jie)(jie)面(mian)(mian)(mian)的(de)(de)傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)角(jiao)(jiao)上(shang)（壓(ya)角(jiao)(jiao)），查出(chu)(chu)(chu)壞(huai)傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)，在(zai)(zai)更換(huan)傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)。  或者脫(tuo)開某傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)的(de)(de)+Si、-Si端(duan)(duan)在(zai)(zai)不(bu)通電(dian)(dian)(dian)情況(kuang)下測(ce)(ce)(ce)電(dian)(dian)(dian)阻(zu)值(zhi)(zhi)(zhi)(zhi)，應在(zai)(zai)350Q左右，在(zai)(zai)通電(dian)(dian)(dian)情況(kuang)下，測(ce)(ce)(ce)兩端(duan)(duan)的(de)(de)直流電(dian)(dian)(dian)壓(ya)，設(she)傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)容量(liang)(liang)為(wei)(wei)K，它實(shi)際收到的(de)(de)力為(wei)(wei)F，如(ru)果(guo)使用(yong)(yong)8142儀表(biao)，則(ze)電(dian)(dian)(dian)壓(ya)值(zhi)(zhi)(zhi)(zhi)應為(wei)(wei)：12.5X2F/K(mV)。案例(li)：故(gu)障(zhang)現象：一(yi)臺50t電(dian)(dian)(dian)子(zi)地磅其(qi)示值(zhi)(zhi)(zhi)(zhi)時(shi)正(zheng)時(shi)負(fu)，稱重(zhong)(zhong) 誤差(cha)較(jiao)大(da)。故(gu)障(zhang)分(fen)析(xi)(xi)：a、機械結構出(chu)(chu)(chu)現故(gu)障(zhang)；b、傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)損壞(huai)。故(gu)障(zhang)處理：用(yong)(yong)一(yi)輛3t鏟車壓(ya)四(si)角(jiao)(jiao)，發(fa)現其(qi)中一(yi)角(jiao)(jiao)誤差(cha)特(te) 別大(da)。估計傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)發(fa)生故(gu)障(zhang)。脫(tuo)開接(jie)線(xian)(xian)盒(he)內(nei)(nei)各傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)引線(xian)(xian)， 用(yong)(yong)萬(wan)用(yong)(yong)表(biao)測(ce)(ce)(ce)其(qi)輸入輸出(chu)(chu)(chu)電(dian)(dian)(dian)阻(zu)差(cha)值(zhi)(zhi)(zhi)(zhi)不(bu)太(tai)大(da)。重(zhong)(zhong)點測(ce)(ce)(ce)量(liang)(liang)差(cha)值(zhi)(zhi)(zhi)(zhi)較(jiao)大(da) 的(de)(de)那一(yi)個(ge)(ge)(ge)角(jiao)(jiao)的(de)(de)傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)，發(fa)現輸入電(dian)(dian)(dian)阻(zu)變化(hua)較(jiao)大(da)（正(zheng)常(chang)值(zhi)(zhi)(zhi)(zhi)為(wei)(wei)382 Q±4Q)，更換(huan)該只傳(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)，故(gu)障(zhang)即排(pai)除。

松嶺電子汽車衡*新林便攜式地磅