澄邁電子汽車衡*臨高便攜式地磅

1、顯(xian)(xian)示(shi)器(qi)(qi)(qi)無顯(xian)(xian)示(shi)故(gu)(gu)(gu)(gu)障(zhang)分(fen)(fen)析：顯(xian)(xian)示(shi)器(qi)(qi)(qi)質量窗全(quan)暗，但(dan)狀態(tai)燈亮。解決(jue)方(fang)式(shi)：首(shou)先檢查(cha)電(dian)(dian)(dian)(dian)源插頭是(shi)(shi)否插牢，保險絲是(shi)(shi)否熔(rong)斷(duan)，電(dian)(dian)(dian)(dian)纜連線(xian)有(you)(you)無斷(duan)線(xian)，檢查(cha)傳感(gan)(gan)器(qi)(qi)(qi)輸(shu)入(ru)、輸(shu)出(chu)阻值是(shi)(shi)否符(fu)合(he)要求。若線(xian)盒信(xin)號線(xian)斷(duan)焊，用(yong)酒精擦洗，重(zhong)(zhong)新焊接(jie)，系統恢(hui)復正常。2、電(dian)(dian)(dian)(dian)子(zi)(zi)地(di)(di)磅(bang)(bang)稱(cheng)重(zhong)(zhong)儀(yi)表(biao)上稱(cheng)重(zhong)(zhong)數據故(gu)(gu)(gu)(gu)障(zhang)分(fen)(fen)析：絕大數情(qing)況下(xia)是(shi)(shi)電(dian)(dian)(dian)(dian)子(zi)(zi)地(di)(di)磅(bang)(bang)接(jie)線(xian)盒進水(shui)或(huo)有(you)(you)潮(chao)氣解決(jue)方(fang)式(shi)：把接(jie)線(xian)盒蓋子(zi)(zi)打(da)開，用(yong)吹風機(ji)吹或(huo)在太陽下(xia)曬(shai)(shai)，直至曬(shai)(shai)干。3、電(dian)(dian)(dian)(dian)子(zi)(zi)地(di)(di)磅(bang)(bang)顯(xian)(xian)示(shi)數據與(yu)實際重(zhong)(zhong)量偏(pian)輕故(gu)(gu)(gu)(gu)障(zhang)分(fen)(fen)析：電(dian)(dian)(dian)(dian)子(zi)(zi)地(di)(di)磅(bang)(bang)秤體底下(xia)有(you)(you)異物或(huo)其中一(yi)個(ge)以上傳感(gan)(gan)器(qi)(qi)(qi)損(sun)壞解決(jue)方(fang)式(shi)：檢查(cha)秤體下(xia)是(shi)(shi)否有(you)(you)異物，如果(guo)有(you)(you)清理掉，再查(cha)看是(shi)(shi)否正常，如果(guo)還是(shi)(shi)不(bu)(bu)正常，人到秤上的(de)(de)(de)每(mei)個(ge)角(jiao)(jiao)上站一(yi)下(xia)，如果(guo)其中有(you)(you)哪個(ge)角(jiao)(jiao)的(de)(de)(de)數據輕很(hen)多則(ze)為(wei)這個(ge)角(jiao)(jiao)的(de)(de)(de)傳感(gan)(gan)器(qi)(qi)(qi)損(sun)壞，換掉即(ji)可恢(hui)復正常。4、重(zhong)(zhong)車下(xia)秤后(hou)，每(mei)次(ci)都留有(you)(you)較大份(fen)量的(de)(de)(de)底數，比(bi)如幾(ji)百K故(gu)(gu)(gu)(gu)障(zhang)分(fen)(fen)析：電(dian)(dian)(dian)(dian)子(zi)(zi)地(di)(di)磅(bang)(bang)內部(bu)線(xian)路有(you)(you)破(po)(po)損(sun)解決(jue)方(fang)式(shi)：破(po)(po)損(sun)用(yong)防水(shui)膠密封(feng)好。5、電(dian)(dian)(dian)(dian)子(zi)(zi)地(di)(di)磅(bang)(bang)儀(yi)表(biao)顯(xian)(xian)示(shi)不(bu)(bu)穩定，少則(ze)幾(ji)十kg，多則(ze)成百上千(qian)kg不(bu)(bu)停(ting)地(di)(di)變動故(gu)(gu)(gu)(gu)障(zhang)分(fen)(fen)析：儀(yi)表(biao)模(mo)擬部(bu)分(fen)(fen)損(sun)壞，電(dian)(dian)(dian)(dian)源故(gu)(gu)(gu)(gu)障(zhang)，傳感(gan)(gan)器(qi)(qi)(qi)、接(jie)線(xian)盒、電(dian)(dian)(dian)(dian)纜等有(you)(you)故(gu)(gu)(gu)(gu)障(zhang)引起(qi)的(de)(de)(de)信(xin)號變化，秤臺與(yu)基礎出(chu)現雜物堵塞、限(xian)位(wei)螺栓與(yu)基礎無間隙等.解決(jue)方(fang)式(shi)：用(yong)替換法找出(chu)損(sun)壞的(de)(de)(de)部(bu)件6、電(dian)(dian)(dian)(dian)子(zi)(zi)地(di)(di)磅(bang)(bang)儀(yi)表(biao)接(jie)通電(dian)(dian)(dian)(dian)源后(hou)無任何顯(xian)(xian)示(shi)或(huo)顯(xian)(xian)示(shi)部(bu)分(fen)(fen)筆劃段，有(you)(you)的(de)(de)(de)還伴有(you)(you)蜂鳴器(qi)(qi)(qi)鳴叫(jiao)故(gu)(gu)(gu)(gu)障(zhang)分(fen)(fen)析：外部(bu)220V電(dian)(dian)(dian)(dian)源及供電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)路（線(xian)路、保險管、機(ji)內變壓器(qi)(qi)(qi)、三端(duan)穩壓電(dian)(dian)(dian)(dian)源）有(you)(you)故(gu)(gu)(gu)(gu)障(zhang). 解決(jue)方(fang)式(shi)：電(dian)(dian)(dian)(dian)子(zi)(zi)地(di)(di)磅(bang)(bang)儀(yi)表(biao)PCB板(ban)損(sun)壞或(huo)LED顯(xian)(xian)示(shi)管損(sun)壞或(huo)連線(xian)脫落。

澄邁電子汽車衡*臨高便攜式地磅

防爆(bao)電(dian)(dian)子(zi)臺(tai)秤(cheng)(cheng)(cheng)的(de)故(gu)障排(pai)除方(fang)法防爆(bao)電(dian)(dian)子(zi)臺(tai)秤(cheng)(cheng)(cheng)適用(yong)(yong)于(yu)化(hua)工廠(chang)、加(jia)油站、加(jia)氣站等(deng)有(you)(you)(you)防爆(bao)要求的(de)環境進行高價值大(da)宗貨物(wu)稱量(liang)的(de)情況(kuang)，在(zai)使用(yong)(yong)中難免會出現故(gu)障，下(xia)(xia)(xia)(xia)面根據這些(xie)故(gu)障的(de)原因(yin)排(pai)查(cha)(cha)下(xia)(xia)(xia)(xia)：  *步(bu)(bu)、重(zhong)新標定(ding)(ding)  ①砝碼大(da)于(yu)1T，小于(yu)2T（1.5T標定(ding)(ding)）  ②叉(cha)(cha)車(che)升高2cm左右標定(ding)(ding)  ③放置位置在(zai)臺(tai)面正中偏后(hou)（拉手(shou)部(bu)分）  第二步(bu)(bu)、稱重(zhong)物(wu)時(shi)不能(neng)偏前，即不能(neng)超出前端兩只(zhi)傳感器(qi)的(de)壓(ya)頭位置，如(ru)托(tuo)盤，托(tuo)盤不可(ke)(ke)超出叉(cha)(cha)齒  第三步(bu)(bu)、如(ru)稱重(zhong)還有(you)(you)(you)誤差：  方(fang)法①：將叉(cha)(cha)車(che)升至(zhi)zui高，用(yong)(yong)紙片(pian)插進秤(cheng)(cheng)(cheng)與叉(cha)(cha)齒蓋的(de)四邊間隙處劃動(dong)一圈，看是(shi)否有(you)(you)(you)地方(fang)靠，如(ru)有(you)(you)(you)靠的(de)問(wen)題可(ke)(ke)用(yong)(yong)適當工具翹離  方(fang)法②：抬高叉(cha)(cha)齒蓋，松開傳感器(qi)卡簧(huang)，用(yong)(yong)大(da)一字(zi)螺絲(si)刀往上調節，再(zai)裝(zhuang)上卡簧(huang)即可(ke)(ke)。如(ru)果傳感器(qi)上無(wu)調節螺釘，可(ke)(ke)松開卡簧(huang)后(hou)再(zai)取下(xia)(xia)(xia)(xia)叉(cha)(cha)齒蓋，再(zai)將蓋內的(de)4只(zhi)螺釘下(xia)(xia)(xia)(xia)旋2-3圈即可(ke)(ke)。  方(fang)法③：檢查(cha)(cha)看卡簧(huang)是(shi)否碰拉桿，如(ru)碰可(ke)(ke)直接取下(xia)(xia)(xia)(xia)卡簧(huang)，試秤(cheng)(cheng)(cheng)一次，如(ru)果有(you)(you)(you)用(yong)(yong)卡簧(huang)可(ke)(ke)取下(xia)(xia)(xia)(xia)不裝(zhuang)。  另外防爆(bao)電(dian)(dian)子(zi)臺(tai)秤(cheng)(cheng)(cheng)在(zai)工作(zuo)中準備(bei)好的(de)傳感器(qi)、線路(lu)板、電(dian)(dian)源、鍵盤等(deng)部(bu)件(jian)，若懷疑傳感器(qi)、線路(lu)板、電(dian)(dian)源、鍵盤等(deng)某個部(bu)件(jian)損壞，用(yong)(yong)備(bei)好的(de)部(bu)件(jian)替代，然后(hou)觀(guan)察結果是(shi)否有(you)(you)(you)變化(hua)，如(ru)果顯(xian)示正常，則(ze)說(shuo)明原來(lai)的(de)元件(jian)有(you)(you)(you)問(wen)題。比較、替代法能(neng)快速(su)準確(que)地判斷出故(gu)障點。

澄邁電子汽車衡*臨高便攜式地磅

地磅稱(cheng)重傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)故(gu)(gu)(gu)障案(an)例(li)分析：  在(zai)接(jie)線(xian)(xian)盒(he)內用(yong)萬(wan)用(yong)表(biao)檢查(cha)正(zheng)激勵(li)(+EX)和負激勵(li)(-EX)間電(dian)(dian)(dian)阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)（在(zai)接(jie)線(xian)(xian)盒(he)內通向儀表(biao)的(de)(de)信號線(xian)(xian)柱上(shang)測），其(qi)(qi)(qi)阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)大(da)(da)(da)約為(wei)400D/傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)數(shu)。用(yong)萬(wan)用(yong)表(biao)測量總輸(shu)出(chu)端(duan)的(de)(de)正(zheng)輸(shu)出(chu)(+Si)和負輸(shu)出(chu)（-Si)之間電(dian)(dian)(dian)阻(zu)(zu)，其(qi)(qi)(qi)阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)大(da)(da)(da)約為(wei)2500Q/截面(mian)(mian)(mian)(mian)數(shu)（注)，如(ru)果(guo)發(fa)現(xian)(xian)阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)不對，按下一(yi)步(bu)查(cha)找(zhao)。  注：截面(mian)(mian)(mian)(mian)是垂直秤(cheng)臺(tai)縱向方向，每一(yi)對傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)的(de)(de)面(mian)(mian)(mian)(mian)。即(ji)一(yi)個(ge)截面(mian)(mian)(mian)(mian)一(yi)般有一(yi)對傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)，如(ru)30t地磅有4個(ge)傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)，分在(zai)兩個(ge)截面(mian)(mian)(mian)(mian)上(shang)，截面(mian)(mian)(mian)(mian)數(shu)為(wei)2。  逐次(ci)斷(duan)開傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)，用(yong)上(shang)述（1)的(de)(de)方法，測量正(zheng)負激勵(li)端(duan)或正(zheng)負輸(shu)出(chu)端(duan)間阻(zu)(zu)抗值(zhi)(zhi)(zhi)(zhi)，查(cha)出(chu)損壞(huai)了(le)的(de)(de)傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)。如(ru)果(guo)這步(bu)檢查(cha)沒有問題，則按下步(bu)繼續查(cha)找(zhao)。  將砝碼依次(ci)放在(zai)秤(cheng)臺(tai)各(ge)個(ge)截面(mian)(mian)(mian)(mian)上(shang)，如(ru)果(guo)發(fa)現(xian)(xian)那(nei)個(ge)截面(mian)(mian)(mian)(mian)的(de)(de)示(shi)(shi)值(zhi)(zhi)(zhi)(zhi)不正(zheng)確，則再(zai)將砝碼放在(zai)這個(ge)截面(mian)(mian)(mian)(mian)的(de)(de)傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)角(jiao)(jiao)上(shang)（壓角(jiao)(jiao)），查(cha)出(chu)壞(huai)傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)，在(zai)更(geng)換傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)。  或者(zhe)脫開某(mou)傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)的(de)(de)+Si、-Si端(duan)在(zai)不通電(dian)(dian)(dian)情況(kuang)下測電(dian)(dian)(dian)阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)，應在(zai)350Q左右，在(zai)通電(dian)(dian)(dian)情況(kuang)下，測兩端(duan)的(de)(de)直流電(dian)(dian)(dian)壓，設傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)容量為(wei)K，它(ta)實際(ji)收到(dao)的(de)(de)力為(wei)F，如(ru)果(guo)使(shi)用(yong)8142儀表(biao)，則電(dian)(dian)(dian)壓值(zhi)(zhi)(zhi)(zhi)應為(wei)：12.5X2F/K(mV)。案(an)例(li)：故(gu)(gu)(gu)障現(xian)(xian)象(xiang)：一(yi)臺(tai)50t電(dian)(dian)(dian)子地磅其(qi)(qi)(qi)示(shi)(shi)值(zhi)(zhi)(zhi)(zhi)時正(zheng)時負，稱(cheng)重 誤(wu)差較(jiao)(jiao)大(da)(da)(da)。故(gu)(gu)(gu)障分析：a、機械結(jie)構(gou)出(chu)現(xian)(xian)故(gu)(gu)(gu)障；b、傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)損壞(huai)。故(gu)(gu)(gu)障處理：用(yong)一(yi)輛3t鏟車(che)壓四角(jiao)(jiao)，發(fa)現(xian)(xian)其(qi)(qi)(qi)中一(yi)角(jiao)(jiao)誤(wu)差特 別(bie)大(da)(da)(da)。估計傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)發(fa)生故(gu)(gu)(gu)障。脫開接(jie)線(xian)(xian)盒(he)內各(ge)傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)引線(xian)(xian)， 用(yong)萬(wan)用(yong)表(biao)測其(qi)(qi)(qi)輸(shu)入輸(shu)出(chu)電(dian)(dian)(dian)阻(zu)(zu)差值(zhi)(zhi)(zhi)(zhi)不太大(da)(da)(da)。重點測量差值(zhi)(zhi)(zhi)(zhi)較(jiao)(jiao)大(da)(da)(da) 的(de)(de)那(nei)一(yi)個(ge)角(jiao)(jiao)的(de)(de)傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)，發(fa)現(xian)(xian)輸(shu)入電(dian)(dian)(dian)阻(zu)(zu)變(bian)化較(jiao)(jiao)大(da)(da)(da)（正(zheng)常值(zhi)(zhi)(zhi)(zhi)為(wei)382 Q±4Q)，更(geng)換該(gai)只傳(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)，故(gu)(gu)(gu)障即(ji)排除。

澄邁電子汽車衡*臨高便攜式地磅