(?) (?)一(Yi)、(?)概(Gai)述(Shu)随(Sui)着(Zhuo)科(Ke)学(Xue)技(Ji)术(Shu)的(De)迅(Xun)猛(Meng)发(Fa)展(Zhan),(?)电(Dian)子(Zi)衡(Heng)器(Qi)在(Zai)生(Sheng)产(Chan)经(Jing)营(Ying)中(Zhong)占(Zhan)据(Ju)着(Zhuo)不(Bu)可(Ke)忽(Hu)视(Shi)的(De)地(Di)位(Wei)。(?)为(Wei)了(Liao)更(Geng)好(Hao)地(Di)发(Fa)挥(Hui)它(Ta)们(Men)的(De)作(Zuo)用(Yong)就(Jiu)必(Bi)须(Xu)保(Bao)证(Zheng)它(Ta)们(Men)的(De)可(Ke)靠(Kao)性(Xing)和(He)计(Ji)量(Liang)准(Zhun)确(Que)性(Xing)。(?)然(Ran)而(?)无(Wu)论(Lun)是(Shi)新(Xin)安(An)装(Zhuang)的(De)电(Dian)子(Zi)衡(Heng)器(Qi)或(Huo)使(Shi)用(Yong)多(Duo)年(Nian)的(De)电(Dian)子(Zi)衡(Heng)器(Qi)都(Du)会(Hui)出(Chu)现(Xian)一(Yi)些(Xie)故(Gu)障(Zhang),(?)致(Zhi)使(Shi)它(Ta)们(Men)无(Wu)法(Fa)正(Zheng)常(Chang)使(Shi)用(Yong)。(?)电(Dian)子(Zi)衡(Heng)器(Qi)的(De)故(Gu)障(Zhang)基(Ji)本(Ben)上(Shang)可(Ke)分(Fen)为(Wei)常(Chang)见(Jian)故(Gu)障(Zhang)和(He)特(Te)殊(Shu)故(Gu)障(Zhang)两(Liang)种(Zhong)类(Lei)型(Xing)。(?)但(Dan)是(Shi)无(Wu)论(Lun)什(Shi)么(Me)类(Lei)型(Xing)的(De)故(Gu)障(Zhang),(?)无(Wu)非(Fei)是(Shi)由(You)称(Cheng)重(Zhong)显(Xian)示(Shi)器(Qi)、(?)称(Cheng)重(Zhong)传(Chuan)感(Gan)器(Qi)、(?)电(Dian)源(Yuan)、(?)连(Lian)接(Jie)线(Xian)路(Lu)和(He)机(Ji)械(Xie)传(Chuan)力(Li)机(Ji)构(Gou)等(Deng)几(Ji)个(Ge)主(Zhu)要(Yao)方(Fang)面(Mian)所(Suo)产(Chan)生(Sheng)的(De)。(?)其(Qi)故(Gu)障(Zhang)原(Yuan)因(Yin)则(Ze)是(Shi)由(You)安(An)装(Zhuang)设(She)计(Ji)不(Bu)合(He)理(Li)或(Huo)使(Shi)用(Yong)不(Bu)当(Dang)和(He)自(Zi)然(Ran)损(Sun)坏(Huai)等(Deng)几(Ji)方(Fang)面(Mian)造(Zao)成(Cheng)的(De)。(?)
(?) (?)二(?)、(?)电(Dian)子(Zi)衡(Heng)器(Qi)元(Yuan)器(Qi)件(Jian)的(De)先(Xian)天(Tian)不(Bu)足(Zu)电(Dian)子(Zi)地(Di)中(Zhong)衡(Heng)是(Shi)我(Wo)们(Men)应(Ying)用(Yong)最(Zui)多(Duo)的(De)一(Yi)种(Zhong)电(Dian)子(Zi)衡(Heng)器(Qi),(?)在(Zai)安(An)装(Zhuang)调(Diao)试(Shi)中(Zhong)有(You)成(Cheng)型(Xing)的(De)经(Jing)验(Yan)。(?)然(Ran)而(?),(?)一(Yi)次(Ci)在(Zai)安(An)装(Zhuang)调(Diao)试(Shi)一(Yi)台(Tai)钢(Gang)坯(Pi)秤(Cheng)时(Shi)出(Chu)现(Xian)了(Liao)一(Yi)种(Zhong)从(Cong)未(Wei)发(Fa)生(Sheng)过(Guo)的(De)现(Xian)象(Xiang)。(?)即(Ji):(?)安(An)装(Zhuang)完(Wan)毕(Bi)用(Yong)测(Ce)试(Shi)砝(Fa)码(Ma)进(Jin)行(Xing)标(Biao)定(Ding)时(Shi),(?)发(Fa)现(Xian)显(Xian)示(Shi)仪(Yi)表(Biao)所(Suo)显(Xian)示(Shi)的(De)重(Zhong)量(Liang)不(Bu)是(Shi)按(An)所(Suo)施(Shi)加(Jia)的(De)砝(Fa)码(Ma)重(Zhong)量(Liang)而(?)变(Bian)化(Hua),(?)而(?)是(Shi)忽(Hu)多(Duo)忽(Hu)小(Xiao),(?)而(?)且(Qie)仪(Yi)表(Biao)显(Xian)示(Shi)的(De)数(Shu)量(Liang)还(Huan)与(Yu)砝(Fa)码(Ma)的(De)摆(Bai)放(Fang)位(Wei)置(Zhi)有(You)关(Guan),(?)因(Yin)此(Ci)无(Wu)法(Fa)进(Jin)行(Xing)正(Zheng)常(Chang)标(Biao)定(Ding)该(Gai)秤(Cheng)的(De)称(Cheng)重(Zhong)传(Chuan)感(Gan)器(Qi)的(De)连(Lian)接(Jie)方(Fang)式(Shi)是(Shi)并(Bing)联(Lian)连(Lian)接(Jie)的(De),(?)经(Jing)过(Guo)认(Ren)真(Zhen)检(Jian)查(Cha),(?)传(Chuan)感(Gan)器(Qi)的(De)的(De)连(Lian)接(Jie)线(Xian)路(Lu)正(Zheng)确(Que)无(Wu)误(Wu)((?)传(Chuan)感(Gan)器(Qi)按(An)说(Shuo)明(Ming)书(Shu)接(Jie)线(Xian)图(Tu)色(Se)标(Biao)连(Lian)接(Jie)的(De))(?)。(?)而(?)显(Xian)示(Shi)仪(Yi)表(Biao)和(He)机(Ji)械(Xie)部(Bu)分(Fen)也(Ye)无(Wu)任(Ren)何(He)故(Gu)障(Zhang)。(?)对(Dui)上(Shang)述(Shu)现(Xian)象(Xiang)进(Jin)行(Xing)认(Ren)真(Zhen)分(Fen)析(Xi)后(Hou),(?)认(Ren)为(Wei)问(Wen)题(Ti)还(Huan)是(Shi)出(Chu)现(Xian)在(Zai)传(Chuan)感(Gan)器(Qi)上(Shang)。(?)为(Wei)了(Liao)进(Jin)一(Yi)步(Bu)查(Cha)找(Zhao)原(Yuan)因(Yin),(?)先(Xian)将(Jiang)显(Xian)示(Shi)仪(Yi)表(Biao)用(Yong)模(Mo)拟(Ni)器(Qi)进(Jin)行(Xing)标(Biao)定(Ding)后(Hou)再(Zai)接(Jie)入(Ru)传(Chuan)感(Gan)器(Qi),(?)然(Ran)后(Hou)用(Yong)一(Yi)只(Zhi)砝(Fa)码(Ma)分(Fen)别(Bie)压(Ya)秤(Cheng)的(De)四(Si)角(Jiao),(?)其(Qi)结(Jie)果(Guo)三(San)个(Ge)角(Jiao)显(Xian)示(Shi)值(Zhi)为(Wei)正(Zheng)值(Zhi),(?)而(?)另(Ling)一(Yi)个(Ge)角(Jiao)显(Xian)示(Shi)值(Zhi)为(Wei)负(Fu)值(Zhi)。(?)因(Yin)此(Ci)我(Wo)们(Men)断(Duan)定(Ding)该(Gai)角(Jiao)的(De)传(Chuan)感(Gan)器(Qi)的(De)内(Nei)部(Bu)接(Jie)线(Xian)有(You)误(Wu),(?)将(Jiang)该(Gai)传(Chuan)感(Gan)器(Qi)的(De)桥(Qiao)压(Ya)或(Huo)信(Xin)号(Hao)线(Xian)的(De)正(Zheng)负(Fu)极(Ji)引(Yin)线(Xian)调(Diao)换(Huan)后(Hou),(?)该(Gai)角(Jiao)也(Ye)显(Xian)示(Shi)为(Wei)正(Zheng)值(Zhi)。(?)由(You)于(Yu)该(Gai)传(Chuan)感(Gan)器(Qi)在(Zai)出(Chu)厂(Chang)前(Qian)封(Feng)装(Zhuang)时(Shi)将(Jiang)桥(Qiao)压(Ya)或(Huo)信(Xin)号(Hao)的(De)内(Nei)部(Bu)引(Yin)线(Xian)的(De)正(Zheng)负(Fu)极(Ji)接(Jie)反(Fan)了(Liao),(?)所(Suo)以(Yi)在(Zai)安(An)装(Zhuang)时(Shi)按(An)正(Zheng)常(Chang)色(Se)标(Biao)进(Jin)行(Xing)连(Lian)接(Jie)出(Chu)现(Xian)了(Liao)上(Shang)述(Shu)故(Gu)障(Zhang),(?)改(Gai)变(Bian)连(Lian)接(Jie)后(Hou)重(Zhong)新(Xin)标(Biao)定(Ding),(?)上(Shang)述(Shu)现(Xian)象(Xiang)排(Pai)除(Chu)。(?)
(?) (?)三(San)、(?)设(She)计(Ji)安(An)装(Zhuang)不(Bu)合(He)理(Li)出(Chu)现(Xian)的(De)问(Wen)题(Ti),(?)在(Zai)安(An)装(Zhuang)调(Diao)试(Shi)两(Liang)台(Tai)程(Cheng)控(Kong)料(Liao)斗(Dou)秤(Cheng)时(Shi),(?)发(Fa)现(Xian)两(Liang)台(Tai)秤(Cheng)互(Hu)相(Xiang)干(Gan)扰(Rao),(?)控(Kong)制(Zhi)系(Xi)统(Tong)有(You)时(Shi)不(Bu)能(Neng)按(An)指(Zhi)定(Ding)程(Cheng)序(Xu)工(Gong)作(Zuo),(?)常(Chang)出(Chu)现(Xian)误(Wu)动(Dong)作(Zuo)。(?)安(An)装(Zhuang)调(Diao)试(Shi)时(Shi)出(Chu)现(Xian)了(Liao)上(Shang)述(Shu)现(Xian)象(Xiang),(?)我(Wo)们(Men)经(Jing)过(Guo)反(Fan)复(Fu)试(Shi)验(Yan),(?)分(Fen)析(Xi),(?)查(Cha)找(Zhao)出(Chu)故(Gu)障(Zhang)原(Yuan)因(Yin)为(Wei)电(Dian)源(Yuan)问(Wen)题(Ti)。(?)因(Yin)两(Liang)台(Tai)秤(Cheng)的(De)控(Kong)制(Zhi)部(Bu)分(Fen)和(He)仪(Yi)表(Biao)部(Bu)分(Fen)都(Du)接(Jie)在(Zai)照(Zhao)明(Ming)电(Dian)源(Yuan)上(Shang),(?)后(Hou)将(Jiang)控(Kong)制(Zhi)部(Bu)分(Fen)接(Jie)到(Dao)动(Dong)力(Li)电(Dian)源(Yuan)上(Shang),(?)仪(Yi)表(Biao)部(Bu)分(Fen)仍(Reng)接(Jie)在(Zai)照(Zhao)明(Ming)电(Dian)源(Yuan)上(Shang),(?)解(Jie)决(Jue)了(Liao)上(Shang)述(Shu)问(Wen)题(Ti),(?)完(Wan)成(Cheng)了(Liao)程(Cheng)控(Kong)料(Liao)斗(Dou)秤(Cheng)的(De)调(Diao)试(Shi)工(Gong)作(Zuo),(?)保(Bao)证(Zheng)了(Liao)上(Shang)料(Liao)系(Xi)统(Tong)的(De)正(Zheng)常(Chang)工(Gong)作(Zuo)。(?)