隰縣防爆稱維修*應縣電子吊秤

地(di)磅(bang)的常(chang)見(jian)故(gu)(gu)障及維修保養：故(gu)(gu)障現(xian)(xian)(xian)(xian)象：用地(di)磅(bang)過(guo)(guo)磅(bang)時(shi)(shi)，司磅(bang)人員發(fa)現(xian)(xian)(xian)(xian)不(bu)能正常(chang)稱(cheng)(cheng)重(zhong)(zhong)(zhong)(zhong)，時(shi)(shi)而(er)有數據(ju)時(shi)(shi)而(er)出現(xian)(xian)(xian)(xian)欠載(zai)無(wu)數據(ju)的情(qing)況(kuang)，一次儀表(biao)稱(cheng)(cheng)重(zhong)(zhong)(zhong)(zhong)數字下(xia)(xia)閃爍“LC稱(cheng)(cheng)重(zhong)(zhong)(zhong)(zhong)偏(pian)(pian)高/偏(pian)(pian)低（7、8、10）”，數字還跳變閃爍不(bu)穩(wen)定(ding)。根據(ju)故(gu)(gu)障現(xian)(xian)(xian)(xian)象，進(jin)(jin)(jin)行(xing)原(yuan)因分(fen)析：  1、儀表(biao)因無(wu)良好且單獨的接(jie)地(di)線(xian)(xian)(xian)(xian)(xian)而(er)引起的靜電(dian)干(gan)擾或(huo)(huo)(huo)(huo)無(wu)線(xian)(xian)(xian)(xian)(xian)電(dian)射頻干(gan)擾。  2、無(wu)配置穩(wen)壓電(dian)源而(er)造成(cheng)的電(dian)壓不(bu)穩(wen)或(huo)(huo)(huo)(huo)風力過(guo)(guo)大造成(cheng)儀表(biao)顯(xian)示(shi)不(bu)穩(wen)。  3、信(xin)號(hao)(hao)(hao)(hao)線(xian)(xian)(xian)(xian)(xian)接(jie)線(xian)(xian)(xian)(xian)(xian)端子松動、焊點虛焊或(huo)(huo)(huo)(huo)氧(yang)化，電(dian)纜因老鼠(shu)咬破或(huo)(huo)(huo)(huo)磨損(sun)而(er)造成(cheng)不(bu)良。  4、接(jie)線(xian)(xian)(xian)(xian)(xian)盒(he)(he)有水汽(qi)或(huo)(huo)(huo)(huo)接(jie)線(xian)(xian)(xian)(xian)(xian)板受(shou)潮而(er)導致絕緣電(dian)阻下(xia)(xia)降、輸出信(xin)號(hao)(hao)(hao)(hao)時(shi)(shi)大時(shi)(shi)小不(bu)穩(wen)定(ding)。  5、傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)漂移(yi)或(huo)(huo)(huo)(huo)損(sun)壞、傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)信(xin)號(hao)(hao)(hao)(hao)線(xian)(xian)(xian)(xian)(xian)與屏(ping)蔽層間短接(jie)或(huo)(huo)(huo)(huo)絕緣性(xing)(xing)能下(xia)(xia)降。  6、儀表(biao)開機(ji)預熱時(shi)(shi)間不(bu)夠(gou)或(huo)(huo)(huo)(huo)儀表(biao)損(sun)壞，儀表(biao)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)連接(jie)頭氧(yang)化或(huo)(huo)(huo)(huo)接(jie)觸(chu)不(bu)良。  7、地(di)基(ji)松動、秤(cheng)臺(tai)與基(ji)礎(chu)出現(xian)(xian)(xian)(xian)雜物(wu)堵(du)塞、限位螺栓與基(ji)礎(chu)無(wu)間隙等。故(gu)(gu)障處理：  因為一次儀表(biao)閃爍提示(shi)的內容是7、8、10號(hao)(hao)(hao)(hao)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)輸出異常(chang)，故(gu)(gu)查看(kan)7、8、10號(hao)(hao)(hao)(hao)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)，從稱(cheng)(cheng)量(liang)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)的外觀及傳(chuan)(chuan)(chuan)輸線(xian)(xian)(xian)(xian)(xian)和接(jie)地(di)線(xian)(xian)(xian)(xian)(xian)看(kan)無(wu)明(ming)顯(xian)損(sun)傷或(huo)(huo)(huo)(huo)接(jie)觸(chu)不(bu)良虛焊等情(qing)況(kuang)； （2）查看(kan)秤(cheng)體限位螺栓，發(fa)現(xian)(xian)(xian)(xian)其滿足技術要求；（3）根據(ju)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)排列(lie)方式7、8、10號(hao)(hao)(hao)(hao)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)信(xin)號(hao)(hao)(hao)(hao)電(dian)纜應在(zai)同一個（即3#）接(jie)線(xian)(xian)(xian)(xian)(xian)盒(he)(he)內，又因頭一天剛剛下(xia)(xia)過(guo)(guo)大雨，故(gu)(gu)懷(huai)疑3#接(jie)線(xian)(xian)(xian)(xian)(xian)盒(he)(he)受(shou)潮，打開接(jie)線(xian)(xian)(xian)(xian)(xian)盒(he)(he)，發(fa)現(xian)(xian)(xian)(xian)接(jie)線(xian)(xian)(xian)(xian)(xian)盒(he)(he)已進(jin)(jin)(jin)水，用吹風機(ji)將其吹干(gan)，酒精棉球(qiu)把(ba)接(jie)線(xian)(xian)(xian)(xian)(xian)盒(he)(he)擦干(gan)凈再重(zhong)(zhong)(zhong)(zhong)新開機(ji)觀察(cha)，發(fa)現(xian)(xian)(xian)(xian)稱(cheng)(cheng)重(zhong)(zhong)(zhong)(zhong)儀表(biao)已恢復(fu)正常(chang)，接(jie)下(xia)(xia)來用叉車進(jin)(jin)(jin)行(xing)偏(pian)(pian)載(zai)試驗(yan)(yan)，后(hou)用重(zhong)(zhong)(zhong)(zhong)砝(fa)碼車進(jin)(jin)(jin)行(xing)量(liang)程校(xiao)準。  利用叉車進(jin)(jin)(jin)行(xing)偏(pian)(pian)載(zai)試驗(yan)(yan)，我們使(shi)用的地(di)磅(bang)有10只傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)。分(fen)別在(zai)每(mei)個傳(chuan)(chuan)(chuan)感(gan)(gan)受(shou)器(qi)(qi)位置上(shang)(shang)方進(jin)(jin)(jin)行(xing)壓點。試驗(yan)(yan)結果如下(xia)(xia)，見(jian)表(biao)一  在(zai)測(ce)試中選用的叉車事先在(zai)50t地(di)磅(bang)上(shang)(shang)進(jin)(jin)(jin)行(xing)了稱(cheng)(cheng)量(liang)重(zhong)(zhong)(zhong)(zhong)5000Kg，然后(hou)到該(gai)汽(qi)車衡上(shang)(shang)進(jin)(jin)(jin)行(xing)偏(pian)(pian)載(zai)驗(yan)(yan)證，稱(cheng)(cheng)量(liang)結果*。進(jin)(jin)(jin)行(xing)重(zhong)(zhong)(zhong)(zhong)復(fu)性(xing)(xing)試驗(yan)(yan)：選一臺(tai)重(zhong)(zhong)(zhong)(zhong)車，多(duo)次上(shang)(shang)秤(cheng)進(jin)(jin)(jin)行(xing)稱(cheng)(cheng)量(liang)。所得結果不(bu)大于該(gai)稱(cheng)(cheng)量(liang)大允許誤差的值，判(pan)定(ding)該(gai)秤(cheng)重(zhong)(zhong)(zhong)(zhong)復(fu)性(xing)(xing)試驗(yan)(yan)合格

隰縣防爆稱維修*應縣電子吊秤

防爆電子臺秤的(de)(de)(de)故(gu)障排除方法(fa)防爆電子臺秤適用(yong)(yong)于(yu)化(hua)(hua)工廠、加(jia)(jia)油(you)站、加(jia)(jia)氣站等(deng)(deng)有(you)防爆要求的(de)(de)(de)環境進行高(gao)價值(zhi)大(da)(da)(da)宗(zong)貨(huo)物稱(cheng)量的(de)(de)(de)情況，在使用(yong)(yong)中難免會出(chu)現故(gu)障，下(xia)面根據這(zhe)些故(gu)障的(de)(de)(de)原因排查下(xia)：  *步、重(zhong)新標定(ding)  ①砝碼大(da)(da)(da)于(yu)1T，小(xiao)于(yu)2T（1.5T標定(ding)）  ②叉車升高(gao)2cm左右標定(ding)  ③放置位置在臺面正中偏后(hou)（拉手部(bu)分）  第二(er)步、稱(cheng)重(zhong)物時(shi)不(bu)(bu)能(neng)偏前，即不(bu)(bu)能(neng)超(chao)出(chu)前端兩只傳感(gan)器(qi)的(de)(de)(de)壓頭位置，如(ru)托(tuo)盤，托(tuo)盤不(bu)(bu)可超(chao)出(chu)叉齒  第三步、如(ru)稱(cheng)重(zhong)還(huan)有(you)誤差：  方法(fa)①：將叉車升至zui高(gao)，用(yong)(yong)紙片插進秤與叉齒蓋的(de)(de)(de)四邊間隙處劃動(dong)一圈(quan)，看(kan)是否有(you)地(di)方靠(kao)，如(ru)有(you)靠(kao)的(de)(de)(de)問題可用(yong)(yong)適當工具(ju)翹離  方法(fa)②：抬高(gao)叉齒蓋，松開傳感(gan)器(qi)卡簧(huang)，用(yong)(yong)大(da)(da)(da)一字(zi)螺(luo)絲(si)刀往(wang)上(shang)(shang)調節，再(zai)(zai)裝上(shang)(shang)卡簧(huang)即可。如(ru)果傳感(gan)器(qi)上(shang)(shang)無調節螺(luo)釘(ding)，可松開卡簧(huang)后(hou)再(zai)(zai)取下(xia)叉齒蓋，再(zai)(zai)將蓋內的(de)(de)(de)4只螺(luo)釘(ding)下(xia)旋(xuan)2-3圈(quan)即可。  方法(fa)③：檢查看(kan)卡簧(huang)是否碰拉桿，如(ru)碰可直(zhi)接(jie)取下(xia)卡簧(huang)，試秤一次，如(ru)果有(you)用(yong)(yong)卡簧(huang)可取下(xia)不(bu)(bu)裝。  另外防爆電子臺秤在工作中準備(bei)好的(de)(de)(de)傳感(gan)器(qi)、線路板(ban)、電源、鍵(jian)盤等(deng)(deng)部(bu)件(jian)，若懷疑傳感(gan)器(qi)、線路板(ban)、電源、鍵(jian)盤等(deng)(deng)某(mou)個(ge)部(bu)件(jian)損壞，用(yong)(yong)備(bei)好的(de)(de)(de)部(bu)件(jian)替代(dai)，然后(hou)觀察結果是否有(you)變化(hua)(hua)，如(ru)果顯(xian)示正常，則說明原來(lai)的(de)(de)(de)元件(jian)有(you)問題。比(bi)較、替代(dai)法(fa)能(neng)快速準確地(di)判斷出(chu)故(gu)障點。

隰縣防爆稱維修*應縣電子吊秤

常(chang)見(jian)(jian)異常(chang)情(qing)況(kuang)及其處理。（1）稱(cheng)重時蜂鳴器持續(xu)發出報(bao)警聲，則(ze)表(biao)(biao)(biao)(biao)明(ming)稱(cheng)重值(zhi)已超過設定的(de)限(xian)重值(zhi)，只有(you)將(jiang)載荷減小后(hou)才能恢復(fu)正常(chang)。（2）儀(yi)(yi)表(biao)(biao)(biao)(biao)開(kai)(kai)(kai)機(ji)(ji)(ji)后(hou)不(bu)顯(xian)示(shi)重量值(zhi)而顯(xian)示(shi)時間，則(ze)表(biao)(biao)(biao)(biao)明(ming)儀(yi)(yi)表(biao)(biao)(biao)(biao)沒有(you)接收到秤體(ti)(ti)(ti)發來的(de)數據。請(qing)(qing)檢(jian)(jian)查(cha)秤體(ti)(ti)(ti)A/D是(shi)(shi)(shi)否通電(dian)(dian)(dian)(dian)或(huo)電(dian)(dian)(dian)(dian)池電(dian)(dian)(dian)(dian)壓是(shi)(shi)(shi)否不(bu)足（6.0V以(yi)(yi)下表(biao)(biao)(biao)(biao)示(shi)電(dian)(dian)(dian)(dian)壓不(bu)足），若(ruo)在10米內(nei)(nei)無(wu)法接收到數據，還要(yao)檢(jian)(jian)查(cha)秤體(ti)(ti)(ti)天線是(shi)(shi)(shi)否接觸良好，若(ruo)有(you)損(sun)壞請(qing)(qing)更(geng)換(huan)備(bei)用(yong)天線。（3）儀(yi)(yi)表(biao)(biao)(biao)(biao)開(kai)(kai)(kai)機(ji)(ji)(ji)無(wu)顯(xian)示(shi)，液(ye)晶顯(xian)示(shi)屏有(you)閃亮，可(ke)(ke)能儀(yi)(yi)表(biao)(biao)(biao)(biao)電(dian)(dian)(dian)(dian)池損(sun)壞或(huo)電(dian)(dian)(dian)(dian)池不(bu)足，充電(dian)(dian)(dian)(dian)后(hou)仍然開(kai)(kai)(kai)不(bu)了機(ji)(ji)(ji)，請(qing)(qing)更(geng)換(huan)電(dian)(dian)(dian)(dian)池。（4）電(dian)(dian)(dian)(dian)子(zi)吊鉤秤若(ruo)儀(yi)(yi)表(biao)(biao)(biao)(biao)接收到信號(hao)，但不(bu)管加多大(da)重物儀(yi)(yi)表(biao)(biao)(biao)(biao)均顯(xian)示(shi)零時，按照13頁操作(zuo)，在要(yao)求輸入編號(hao)時輸入9999再按背光確認(ren)鍵，用(yong)手去拉秤體(ti)(ti)(ti)，看內(nei)(nei)碼(ma)是(shi)(shi)(shi)否變(bian)化，若(ruo)內(nei)(nei)碼(ma)不(bu)變(bian)化，則(ze)表(biao)(biao)(biao)(biao)明(ming)傳感器接觸不(bu)良，這(zhe)時應檢(jian)(jian)查(cha)傳感器線的(de)連接。（5）電(dian)(dian)(dian)(dian)子(zi)吊鉤秤若(ruo)打(da)(da)(da)印(yin)(yin)(yin)時只聽見(jian)(jian)打(da)(da)(da)印(yin)(yin)(yin)聲不(bu)見(jian)(jian)出紙(zhi)，則(ze)可(ke)(ke)能打(da)(da)(da)印(yin)(yin)(yin)紙(zhi)已用(yong)完，須裝紙(zhi)。打(da)(da)(da)印(yin)(yin)(yin)機(ji)(ji)(ji)裝紙(zhi)可(ke)(ke)按以(yi)(yi)下步(bu)(bu)驟操作(zuo)。*步(bu)(bu):關閉電(dian)(dian)(dian)(dian)源，抽出打(da)(da)(da)印(yin)(yin)(yin)機(ji)(ji)(ji)蓋板。第二(er)步(bu)(bu):將(jiang)紙(zhi)頭(tou)插(cha)入進(jin)紙(zhi)口，開(kai)(kai)(kai)電(dian)(dian)(dian)(dian)源開(kai)(kai)(kai)關，然后(hou)按走紙(zhi)，打(da)(da)(da)印(yin)(yin)(yin)機(ji)(ji)(ji)自動(dong)進(jin)紙(zhi)。第三(san)步(bu)(bu):合上打(da)(da)(da)印(yin)(yin)(yin)機(ji)(ji)(ji)蓋板。（6）電(dian)(dian)(dian)(dian)子(zi)吊鉤秤若(ruo)開(kai)(kai)(kai)機(ji)(ji)(ji)時出現儀(yi)(yi)表(biao)(biao)(biao)(biao)顯(xian)示(shi)屏顯(xian)示(shi)“ERR0R0”且按下打(da)(da)(da)標題鍵打(da)(da)(da)印(yin)(yin)(yin)機(ji)(ji)(ji)不(bu)打(da)(da)(da)印(yin)(yin)(yin)標題時，表(biao)(biao)(biao)(biao)明(ming)該儀(yi)(yi)表(biao)(biao)(biao)(biao)打(da)(da)(da)印(yin)(yin)(yin)機(ji)(ji)(ji)己(ji)損(sun)壞，請(qing)(qing)更(geng)換(huan)打(da)(da)(da)印(yin)(yin)(yin)機(ji)(ji)(ji)。（7）打(da)(da)(da)印(yin)(yin)(yin)字跡(ji)模(mo)糊(hu)，請(qing)(qing)更(geng)換(huan)色帶(dai)。

隰縣防爆稱維修*應縣電子吊秤