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        1. 產(chǎn)品目(mu)錄(lu)
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          傑(jie)佛倫電(dian)子尺(chi)PY-2-F-025-S01M-XL0202常(chang)見(jian)故(gu)障及(ji)處(chu)理(li)
          點(diǎn)擊次(ci)數(shù)(shu):1398 更(geng)新時(shí)間(jian):2020-06-22 打(da)印本(ben)頁(yè)(ye)面(mian) 返(fan)回

          傑(jie)弗倫電(dian)子尺(chi)PY-2-F-025-S01M-XL0202實(shí)(shi)際上(shang)就是(shi)壹個(gè)滑(hua)動(dòng)(dong)變(bian)阻器(qi),是(shi)作為(wei)分壓器(qi)使用(yong),以(yi)相(xiang)對(duì)電(dian)壓來顯示(shi)所(suo)測(cè)(ce)量位置的(de)實(shí)(shi)際位置。因(yin)此,就對(duì)這(zhe)個(gè)裝(zhuang)置(電(dian)子尺(chi))提(ti)出(chu)了(le)幾(ji)點(diǎn)要(yao)求(qiu):
          壹(yi)、供(gong)電(dian)電(dian)壓要(yao)穩(wěn)(wen)定(ding),工(gong)業(yè)電(dian)源要(yao)求(qiu)±0.1%的(de)穩(wěn)(wen)定(ding)性(xing),比如(ru)基(ji)準(zhǔn)(zhun)電(dian)壓10V,允許(xu)有±0.01V的(de)波(bo)動(dòng)(dong),否(fou)則,會(huì)導(dǎo)(dao)致(zhi)顯示(shi)的較(jiao)大(da)波(bo)動(dòng)(dong)。如(ru)果這(zhe)時(shí)的(de)顯示(shi)波(bo)動(dòng)(dong)幅(fu)度(du)不超(chao)過(guo)波(bo)動(dòng)(dong)電(dian)壓的波(bo)動(dòng)(dong)幅(fu)度(du),電(dian)子尺(chi)就屬(shu)於(yu)正(zheng)常。
          二(er)、供(gong)電(dian)電(dian)源要(yao)有足夠的容(rong)量,如(ru)果電(dian)源容(rong)量太小(xiao),容(rong)易發(fā)(fa)生如(ru)下情況:合(he)模(mo)運(yùn)動(dòng)會(huì)導(dǎo)(dao)致(zhi)射膠(jiao)電(dian)子尺(chi)顯示(shi)跳(tiao)動(dòng)(dong),或(huo)熔(rong)膠(jiao)運(yùn)動(dòng)會(huì)導(dǎo)(dao)致(zhi)合(he)模(mo)電(dian)子尺(chi)的(de)顯示(shi)波(bo)動(dòng)(dong)。特別(bie)是(shi)電(dian)磁閥驅(qū)動(dòng)電(dian)源於(yu)電(dian)子尺(chi)供(gong)電(dian)電(dian)源在壹(yi)起時(shí)容(rong)易出(chu)現(xiàn)(xian)上述情況,嚴(yán)重(zhong)時(shí)可以(yi)用萬(wan)用表(biao)的(de)電(dian)壓檔測(cè)(ce)量到(dao)電(dian)壓的波(bo)動(dòng)(dong)。如(ru)果在(zai)排(pai)除(chu)了(le)靜(jing)電(dian)幹?jǐn)_(rao)、高(gao)頻幹?jǐn)_(rao)、對(duì)中(zhong)性不好的情況下(xia)仍(reng)不能解(jie)決(jue)問題(ti),也(ye)可以(yi)懷疑是(shi)電(dian)源的功率(lv)偏(pian)小(xiao)。
          三、不能有(you)外(wai)界的(de)幹?jǐn)_(rao),包括(kuo)靜(jing)電(dian)幹?jǐn)_(rao)和高(gao)頻幹?jǐn)_(rao)。因此,設(shè)備(bei)的強(qiáng)(qiang)電(dian)線(xian)路(lu)與(yu)電(dian)子尺(chi)的(de)信(xin)號(hào)(hao)線(xian)應(yīng)分開(kai)線(xian)槽。電(dian)子尺(chi)應(yīng)使(shi)用(yong)強(qiáng)(qiang)制(zhi)接地支架(jia),且使(shi)電(dian)子尺(chi)外(wai)殼(可測(cè)(ce)量端蓋(gai)螺絲(si)與(yu)支架(jia)之(zhi)間的(de)電(dian)阻,應(yīng)小(xiao)於(yu)1Ω電(dian)阻)良好接地,信號(hào)線(xian)應(yīng)使(shi)用(yong)屏(ping)蔽(bi)線(xian),且在(zai)電(dian)箱的壹(yi)端應(yīng)予(yu)將(jiang)屏(ping)蔽(bi)線(xian)接地或接直(zhi)流(liu)電(dian)源負(fù)極。靜(jing)電(dian)幹?jǐn)_(rao)時(shí),壹(yi)般(ban)萬(wan)用表(biao)的(de)電(dian)壓測(cè)(ce)量非(fei)常(chang)正(zheng)常,但就是(shi)顯示(shi)數(shù)(shu)字跳(tiao)動(dòng)(dong);高(gao)頻幹?jǐn)_(rao)時(shí)其現(xiàn)(xian)象也(ye)壹樣。驗(yàn)證(zheng)是(shi)不是(shi)靜(jing)電(dian)幹?jǐn)_(rao),用壹段(duan)電(dian)源線(xian)將(jiang)電(dian)子尺(chi)的(de)封蓋螺絲(si)與(yu)機(jī)器(qi)上某(mou)壹(yi)點(diǎn)金(jin)屬(shu)短接即可,只(zhi)要(yao)壹短接,靜(jing)電(dian)幹?jǐn)_(rao)立即消(xiao)除(chu)。但高(gao)頻幹?jǐn)_(rao)就難以(yi)用上(shang)述辦(ban)法消(xiao)除(chu),而(er)且機(jī)(ji)器(qi)手、變(bian)頻節(jié)電(dian)器(qi)多出(chu)現(xiàn)(xian)高(gao)頻幹?jǐn)_(rao),可以(yi)用停(ting)止(zhi)機(jī)(ji)器(qi)手或(huo)變(bian)頻節(jié)電(dian)器(qi)的辦(ban)法驗(yàn)證(zheng)。
          四、不能接錯(cuò)(cuo)電(dian)子尺(chi)的(de)三條線(xian),1#、3#線(xian)是(shi)電(dian)源線(xian),2#是(shi)輸出(chu)線(xian)除(chu)1#、3#線(xian)電(dian)源線(xian)可以(yi)調(diào)換(huan)外(wai),2#線(xian)只(zhi)能是(shi)輸出(chu)線(xian)。上(shang)述線(xian)壹(yi)旦接錯(cuò)(cuo),將(jiang)出(chu)現(xiàn)(xian)線(xian)性(xing)誤差大(da),控(kong)制(zhi)精度(du)差(cha),容(rong)易顯示(shi)跳(tiao)動(dòng)(dong)等現(xiàn)(xian)象。如(ru)果出(chu)現(xiàn)(xian)控(kong)制(zhi)非(fei)常(chang)困難(nan),就應(yīng)該(gai)懷疑是(shi)接錯(cuò)(cuo)線(xian)。
          五(wu)、安(an)裝(zhuang)對(duì)中(zhong)性要(yao)好,角度(du)容(rong)許±12°誤差,平行度(du)偏(pian)差容(rong)許±0.5mm,是(shi)指某(mou)壹誤差,如(ru)果角(jiao)度(du)誤差和平行(xing)度(du)誤差都偏(pian)大(da),就會(huì)導(dǎo)(dao)致(zhi)顯示(shi)數(shù)(shu)字跳(tiao)動(dòng)(dong)。在(zai)這(zhe)種(zhong)情況下(xia),壹(yi)般(ban)可以(yi)用萬(wan)用表(biao)的(de)電(dian)壓檔測(cè)(ce)出(chu)電(dian)壓的波(bo)動(dòng)(dong)。壹(yi)定(ding)要(yao)作角(jiao)度(du)和平行(xing)度(du)的(de)調(diào)整(zheng)。請(qǐng)?zhí)貏e(bie)註意:在現(xiàn)(xian)場(chǎng)(chang)將(jiang)電(dian)子尺(chi)的(de)鋁合(he)金(jin)支架(jia)更(geng)換成不銹(xiu)鋼(gang)支架(jia)後(hou),同(tong)時(shí)應(yīng)將(jiang)拉桿牽(qian)引安裝(zhuang)位升(sheng)高(gao)2 mm。否(fou)則,接地問題(ti)解(jie)決(jue)了,又(you)形(xing)成了(le)不對(duì)中(zhong)的問題(ti),必須(xu)同(tong)時(shí)解(jie)決(jue)。
          六、對(duì)於(yu)使用(yong)時(shí)間(jian)很(hen)久的(de)電(dian)子尺(chi),由(you)於(yu)前期(qi)產(chǎn)品無密封,可能(neng)有很(hen)多雜(za)質(zhì),並(bing)有油(you)、水(shui)混(hun)合物,影響電(dian)刷的接觸電(dian)阻,導(dǎo)(dao)致顯示(shi)數(shù)(shu)字跳(tiao)動(dòng)(dong),可以(yi)認(rèn)為是(shi)電(dian)子尺(chi)本(ben)身(shen)的早(zao)期損(sun)壞。
          七(qi)、電(dian)子尺(chi)顯示(shi)故障(zhang)的處(chu)理(li)簡(jiǎn)單(dan)。設(shè)備(bei)上只(zhi)要(yao)壹只(zhi)數(shù)(shu)字式萬(wan)用表(biao),壹(yi)段(duan)電(dian)線(xian)即可,只(zhi)要(yao)綜合(he)分析,判斷問題(ti)和解(jie)決(jue)問題(ti)不是(shi)困難(nan)。
          GEFRAN電(dian)子尺(chi)PY-2-F-025-S01M-XL0202的(de)重(zhong)要(yao)的參(can)數(shù)(shu)包括(kuo):
          1、要(yao)求(qiu)的(de)準(zhǔn)(zhun)確度(du)、線(xian)性(xing)度(du)
          2、期(qi)望量程範(fàn)圍(wei)
          3、可重(zhong)復(fù)(fu)性/分辨(bian)率(lv)
          4、要(yao)求(qiu)扭(niu)矩(ju)(低(di))
          5、環(huán)(huan)境、振(zhen)動(dòng)、粉塵溫(wen)度(du)、濕度(du)
          6、電(dian)氣(qi)行程
          7、要(yao)求(qiu)速(su)度(du)以(yi)及(ji)期(qi)望(wang)價(jià)(jia)格(ge)和壽(shou)命(ming)

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