光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)尺(chi)(chi)，也(ye)稱為(wei)(wei)光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)尺(chi)(chi)位(wei)(wei)移(yi)(yi)(yi)傳(chuan)(chuan)感(gan)器(qi)（光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)尺(chi)(chi)傳(chuan)(chuan)感(gan)器(qi)），是利用(yong)(yong)光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)的光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)學原(yuan)理工作的測(ce)量(liang)反(fan)饋(kui)裝(zhuang)(zhuang)(zhuang)(zhuang)置。光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)尺(chi)(chi)經常應(ying)用(yong)(yong)于(yu)數(shu)(shu)(shu)(shu)(shu)(shu)控機(ji)(ji)(ji)床的閉環伺服系統中(zhong)，可用(yong)(yong)作直線(xian)位(wei)(wei)移(yi)(yi)(yi)或者(zhe)角(jiao)位(wei)(wei)移(yi)(yi)(yi)的檢測(ce)。其(qi)測(ce)量(liang)輸(shu)出(chu)的信號為(wei)(wei)數(shu)(shu)(shu)(shu)(shu)(shu)字脈沖(chong)，具(ju)有檢測(ce)范圍(wei)大(da)，檢測(ce)精度(du)高(gao)，響應(ying)速度(du)快的特點(dian)。光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)尺(chi)(chi)按照制(zhi)造(zao)(zao)方(fang)(fang)(fang)(fang)法和光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)學原(yuan)理的不同，分(fen)為(wei)(wei)透射光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)和反(fan)射光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)。光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)尺(chi)(chi)是由標(biao)尺(chi)(chi)光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)和光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)兩部(bu)(bu)(bu)分(fen)組成。標(biao)尺(chi)(chi)光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)一(yi)(yi)般固(gu)定在(zai)(zai)機(ji)(ji)(ji)床固(gu)定部(bu)(bu)(bu)件(jian)(jian)(jian)上(shang)(shang)(shang)，光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)裝(zhuang)(zhuang)(zhuang)(zhuang)在(zai)(zai)機(ji)(ji)(ji)床活動(dong)(dong)部(bu)(bu)(bu)件(jian)(jian)(jian)上(shang)(shang)(shang)，指示(shi)光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)裝(zhuang)(zhuang)(zhuang)(zhuang)在(zai)(zai)光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)中(zhong)。光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)測(ce)量(liang)位(wei)(wei)移(yi)(yi)(yi)的實質是以(yi)(yi)光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)柵(zha)(zha)(zha)(zha)(zha)距為(wei)(wei)一(yi)(yi)把(ba)標(biao)準尺(chi)(chi)子對(dui)(dui)位(wei)(wei)稱量(liang)進(jin)行測(ce)量(liang)。高(gao)分(fen)辨率(lv)的光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)尺(chi)(chi)一(yi)(yi)般造(zao)(zao)價較貴(gui)，且制(zhi)造(zao)(zao)困難。為(wei)(wei)了提高(gao)系統分(fen)辨率(lv)，需(xu)要對(dui)(dui)莫爾(er)條(tiao)紋進(jin)行細分(fen)，目前（2006年）光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)尺(chi)(chi)傳(chuan)(chuan)感(gan)器(qi)系統多(duo)采用(yong)(yong)電(dian)子細分(fen)方(fang)(fang)(fang)(fang)法。當兩塊光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)以(yi)(yi)微小傾角(jiao)重(zhong)疊時，在(zai)(zai)與光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)刻線(xian)大(da)致垂直的方(fang)(fang)(fang)(fang)向(xiang)上(shang)(shang)(shang)就會產生莫爾(er)條(tiao)紋，隨著光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)的移(yi)(yi)(yi)動(dong)(dong)，莫爾(er)條(tiao)紋也(ye)隨之上(shang)(shang)(shang)下(xia)移(yi)(yi)(yi)動(dong)(dong)。這(zhe)樣(yang)就把(ba)對(dui)(dui)光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)柵(zha)(zha)(zha)(zha)(zha)距的測(ce)量(liang)轉(zhuan)換為(wei)(wei)對(dui)(dui)莫爾(er)條(tiao)紋個數(shu)(shu)(shu)(shu)(shu)(shu)的測(ce)量(liang)。一(yi)(yi)般將主尺(chi)(chi)安(an)(an)裝(zhuang)(zhuang)(zhuang)(zhuang)在(zai)(zai)機(ji)(ji)(ji)床的工作臺（滑(hua)板）上(shang)(shang)(shang)，隨機(ji)(ji)(ji)床走(zou)刀而動(dong)(dong)，讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)固(gu)定在(zai)(zai)床身上(shang)(shang)(shang)，盡(jin)可能(neng)使讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)安(an)(an)裝(zhuang)(zhuang)(zhuang)(zhuang)在(zai)(zai)主尺(chi)(chi)的下(xia)方(fang)(fang)(fang)(fang)。其(qi)安(an)(an)裝(zhuang)(zhuang)(zhuang)(zhuang)方(fang)(fang)(fang)(fang)式的選擇必(bi)須注意切屑、切削(xue)液及油(you)液的濺落方(fang)(fang)(fang)(fang)向(xiang)。如果(guo)由于(yu)安(an)(an)裝(zhuang)(zhuang)(zhuang)(zhuang)位(wei)(wei)置限(xian)制(zhi)必(bi)須采用(yong)(yong)讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)朝上(shang)(shang)(shang)的方(fang)(fang)(fang)(fang)式安(an)(an)裝(zhuang)(zhuang)(zhuang)(zhuang)時，則必(bi)須增(zeng)加輔(fu)助密封裝(zhuang)(zhuang)(zhuang)(zhuang)置。另(ling)外，一(yi)(yi)般情況下(xia)，讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)應(ying)盡(jin)量(liang)安(an)(an)裝(zhuang)(zhuang)(zhuang)(zhuang)在(zai)(zai)相(xiang)對(dui)(dui)機(ji)(ji)(ji)床靜止(zhi)部(bu)(bu)(bu)件(jian)(jian)(jian)上(shang)(shang)(shang)，此時輸(shu)出(chu)導線(xian)不移(yi)(yi)(yi)動(dong)(dong)易固(gu)定，而尺(chi)(chi)身則應(ying)安(an)(an)裝(zhuang)(zhuang)(zhuang)(zhuang)在(zai)(zai)相(xiang)對(dui)(dui)機(ji)(ji)(ji)床運(yun)動(dong)(dong)的部(bu)(bu)(bu)件(jian)(jian)(jian)上(shang)(shang)(shang)（如滑(hua)板）。光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)檢測(ce)裝(zhuang)(zhuang)(zhuang)(zhuang)置的關鍵部(bu)(bu)(bu)分(fen)是光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)，它由光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)源、會聚透鏡(jing)、指示(shi)光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)、光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)電(dian)元(yuan)件(jian)(jian)(jian)及調整(zheng)機(ji)(ji)(ji)構等組成。光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)結構形式很多(duo)，根據讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)結構特點(dian)和使用(yong)(yong)場合分(fen)為(wei)(wei)直接(jie)接(jie)收式讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)(或稱硅光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)電(dian)池讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)、鏡(jing)像(xiang)式讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)、分(fen)光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)鏡(jing)式讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)、金屬光(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)(guang)柵(zha)(zha)(zha)(zha)(zha)反(fan)射式讀(du)(du)(du)(du)數(shu)(shu)(shu)(shu)(shu)(shu)頭(tou)(tou)(tou)）。

壓(ya)(ya)力(li)(li)(li)(li)(li)(li)開(kai)(kai)關(guan)(guan)采(cai)用(yong)(yong)(yong)高精度(du)、高穩定(ding)性能的(de)(de)(de)(de)壓(ya)(ya)力(li)(li)(li)(li)(li)(li)傳感器(qi)和(he)變送電(dian)路(lu)，再經(jing) CPU模塊(kuai)化(hua)信(xin)(xin)號(hao)(hao)處(chu)理技術，實(shi)現對介(jie)質壓(ya)(ya)力(li)(li)(li)(li)(li)(li)信(xin)(xin)號(hao)(hao)的(de)(de)(de)(de)檢測(ce)、顯示(shi)、報(bao)(bao)警和(he)控(kong)(kong)制(zhi)(zhi)(zhi)信(xin)(xin)號(hao)(hao)輸(shu)出(chu)。壓(ya)(ya)力(li)(li)(li)(li)(li)(li)開(kai)(kai)關(guan)(guan)可(ke)以(yi)(yi)廣泛(fan)用(yong)(yong)(yong)于(yu)石油、化(hua)工(gong)、冶金(jin)(jin)、電(dian)力(li)(li)(li)(li)(li)(li)、供水等(deng)領域中(zhong)對各(ge)種氣(qi)體、液體的(de)(de)(de)(de)表壓(ya)(ya)、絕壓(ya)(ya)的(de)(de)(de)(de)測(ce)量控(kong)(kong)制(zhi)(zhi)(zhi)，是(shi)工(gong)業(ye)現場理想的(de)(de)(de)(de)智能化(hua)測(ce)控(kong)(kong)儀(yi)表。壓(ya)(ya)力(li)(li)(li)(li)(li)(li)開(kai)(kai)關(guan)(guan)是(shi)與電(dian)器(qi)開(kai)(kai)關(guan)(guan)相結合的(de)(de)(de)(de)裝置(zhi)，當(dang)(dang)(dang)到達預(yu)先(xian)設定(ding)的(de)(de)(de)(de)流體壓(ya)(ya)力(li)(li)(li)(li)(li)(li)時(shi)，開(kai)(kai)關(guan)(guan)接(jie)點動(dong)作。主要(yao)應(ying)用(yong)(yong)(yong)于(yu)電(dian)廠、石化(hua)、冶金(jin)(jin)行業(ye)等(deng)工(gong)業(ye)設備上(shang)輸(shu)出(chu)報(bao)(bao)警或(huo)控(kong)(kong)制(zhi)(zhi)(zhi)信(xin)(xin)號(hao)(hao)，在(zai)工(gong)業(ye)領域中(zhong)有著重(zhong)要(yao)的(de)(de)(de)(de)用(yong)(yong)(yong)途，能預(yu)防生(sheng)產工(gong)程中(zhong)重(zhong)要(yao)裝置(zhi)的(de)(de)(de)(de)損壞，避免了重(zhong)大生(sheng)產事故地發生(sheng)。電(dian)子(zi)壓(ya)(ya)力(li)(li)(li)(li)(li)(li)開(kai)(kai)關(guan)(guan)是(shi)通過(guo)(guo)高精度(du)儀(yi)表放大器(qi)放大壓(ya)(ya)力(li)(li)(li)(li)(li)(li)信(xin)(xin)號(hao)(hao)，通過(guo)(guo)高速MCU采(cai)集并處(chu)理數據，內(nei)置(zhi)精密傳感器(qi)進(jin)行補償(chang)，是(shi)檢測(ce)壓(ya)(ya)力(li)(li)(li)(li)(li)(li)、液位信(xin)(xin)號(hao)(hao)，實(shi)現壓(ya)(ya)力(li)(li)(li)(li)(li)(li)、液位監(jian)測(ce)和(he)控(kong)(kong)制(zhi)(zhi)(zhi)的(de)(de)(de)(de)高精度(du)設備。廣泛(fan)使用(yong)(yong)(yong)在(zai)化(hua)工(gong)、機械、水文、電(dian)力(li)(li)(li)(li)(li)(li)、環(huan)保等(deng)測(ce)量氣(qi)體、液體壓(ya)(ya)力(li)(li)(li)(li)(li)(li)的(de)(de)(de)(de)自動(dong)化(hua)系統(tong)中(zhong)。因(yin)為調節方便靈活，安裝簡(jian)單(dan)，可(ke)以(yi)(yi)替代大部分(fen)使用(yong)(yong)(yong)液位開(kai)(kai)關(guan)(guan)的(de)(de)(de)(de)場合.壓(ya)(ya)力(li)(li)(li)(li)(li)(li)開(kai)(kai)關(guan)(guan)的(de)(de)(de)(de)工(gong)作原理：是(shi)當(dang)(dang)(dang)系統(tong)內(nei)壓(ya)(ya)力(li)(li)(li)(li)(li)(li)高于(yu)或(huo)低于(yu)額(e)(e)定(ding)的(de)(de)(de)(de)安全壓(ya)(ya)力(li)(li)(li)(li)(li)(li)時(shi)，感應(ying)器(qi)內(nei)碟片(pian)瞬(shun)(shun)時(shi)發生(sheng)移(yi)動(dong)，通過(guo)(guo)連接(jie)導桿推動(dong)開(kai)(kai)關(guan)(guan)接(jie)頭接(jie)通或(huo)斷開(kai)(kai)，當(dang)(dang)(dang)壓(ya)(ya)力(li)(li)(li)(li)(li)(li)降至或(huo)升額(e)(e)定(ding)的(de)(de)(de)(de)恢復值時(shi)，碟片(pian)瞬(shun)(shun)時(shi)復位，開(kai)(kai)關(guan)(guan)自動(dong)復位，或(huo)者簡(jian)單(dan)的(de)(de)(de)(de)說是(shi)當(dang)(dang)(dang)被測(ce)壓(ya)(ya)力(li)(li)(li)(li)(li)(li)超(chao)過(guo)(guo)額(e)(e)定(ding)值時(shi)，彈性元(yuan)件的(de)(de)(de)(de)自由端產生(sheng)位移(yi)，直接(jie)或(huo)經(jing)過(guo)(guo)比較后推動(dong)開(kai)(kai)關(guan)(guan)元(yuan)件，改變開(kai)(kai)關(guan)(guan)元(yuan)件的(de)(de)(de)(de)通斷狀態，達到控(kong)(kong)制(zhi)(zhi)(zhi)被測(ce)壓(ya)(ya)力(li)(li)(li)(li)(li)(li)的(de)(de)(de)(de)目的(de)(de)(de)(de)。壓(ya)(ya)力(li)(li)(li)(li)(li)(li)開(kai)(kai)關(guan)(guan)采(cai)用(yong)(yong)(yong)的(de)(de)(de)(de)彈性元(yuan)件有單(dan)圈(quan)彈簧管、膜片(pian)、膜盒及波紋(wen)管等(deng)。

編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)（encoder）是(shi)(shi)(shi)(shi)(shi)將信(xin)號（如比特流）或(huo)數據(ju)編(bian)(bian)(bian)(bian)制、轉(zhuan)(zhuan)換(huan)(huan)為可(ke)(ke)用以通訊、傳輸和(he)存(cun)儲(chu)之形式的(de)(de)(de)設(she)(she)備(bei)。編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)是(shi)(shi)(shi)(shi)(shi)把角(jiao)位(wei)移或(huo)直(zhi)(zhi)線(xian)位(wei)移轉(zhuan)(zhuan)換(huan)(huan)成(cheng)(cheng)電(dian)(dian)(dian)(dian)信(xin)號的(de)(de)(de)一種(zhong)(zhong)裝(zhuang)置。前(qian)者稱(cheng)(cheng)為碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)盤(pan)，后(hou)者稱(cheng)(cheng)為碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)尺。按(an)照(zhao)讀(du)出(chu)方(fang)式編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)可(ke)(ke)以分為接(jie)(jie)觸(chu)式和(he)非接(jie)(jie)觸(chu)式兩種(zhong)(zhong)；編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)產(chan)(chan)生(sheng)電(dian)(dian)(dian)(dian)信(xin)號后(hou)由(you)數控(kong)制置CNC、可(ke)(ke)編(bian)(bian)(bian)(bian)程邏(luo)輯控(kong)制器(qi)(qi)(qi)PLC、控(kong)制系(xi)統等(deng)(deng)來(lai)(lai)(lai)(lai)處理。這些傳感(gan)器(qi)(qi)(qi)主要應用在(zai)下列(lie)方(fang)面：機(ji)床(chuang)、材料加(jia)工(gong)(gong)、電(dian)(dian)(dian)(dian)動(dong)機(ji)反(fan)饋系(xi)統以及測(ce)量(liang)(liang)和(he)控(kong)制設(she)(she)備(bei)。在(zai)ELTRA編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)中(zhong)角(jiao)位(wei)移的(de)(de)(de)轉(zhuan)(zhuan)換(huan)(huan)采(cai)(cai)用了(le)光電(dian)(dian)(dian)(dian)掃描原理。讀(du)數系(xi)統是(shi)(shi)(shi)(shi)(shi)基于徑向分度(du)盤(pan)的(de)(de)(de)旋(xuan)轉(zhuan)(zhuan)，該分度(du)由(you)交替的(de)(de)(de)透(tou)光窗口(kou)和(he)不(bu)透(tou)光窗口(kou)構(gou)成(cheng)(cheng)的(de)(de)(de)。此(ci)系(xi)統全部(bu)用一個(ge)(ge)紅外光源垂(chui)直(zhi)(zhi)照(zhao)射，增量(liang)(liang)式編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)是(shi)(shi)(shi)(shi)(shi)將位(wei)移轉(zhuan)(zhuan)換(huan)(huan)成(cheng)(cheng)周期性的(de)(de)(de)電(dian)(dian)(dian)(dian)信(xin)號，再把這個(ge)(ge)電(dian)(dian)(dian)(dian)信(xin)號轉(zhuan)(zhuan)變成(cheng)(cheng)計(ji)(ji)數脈(mo)沖(chong)(chong)，用脈(mo)沖(chong)(chong)的(de)(de)(de)個(ge)(ge)數表示位(wei)移的(de)(de)(de)大小。編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)的(de)(de)(de)每一個(ge)(ge)位(wei)置對(dui)應一個(ge)(ge)確定(ding)的(de)(de)(de)數字(zi)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)，因(yin)此(ci)它的(de)(de)(de)示值只(zhi)(zhi)與測(ce)量(liang)(liang)的(de)(de)(de)起始和(he)終止位(wei)置有(you)關(guan)，而(er)與測(ce)量(liang)(liang)的(de)(de)(de)中(zhong)間過(guo)(guo)程無(wu)關(guan)。旋(xuan)轉(zhuan)(zhuan)增量(liang)(liang)式編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)以轉(zhuan)(zhuan)動(dong)時輸出(chu)脈(mo)沖(chong)(chong)，通過(guo)(guo)計(ji)(ji)數設(she)(she)備(bei)來(lai)(lai)(lai)(lai)知道其位(wei)置，當編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)不(bu)動(dong)或(huo)停電(dian)(dian)(dian)(dian)時，依(yi)靠(kao)計(ji)(ji)數設(she)(she)備(bei)的(de)(de)(de)內部(bu)記憶來(lai)(lai)(lai)(lai)記住位(wei)置。這樣(yang)，當停電(dian)(dian)(dian)(dian)后(hou)，編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)不(bu)能(neng)有(you)任何(he)的(de)(de)(de)移動(dong)，當來(lai)(lai)(lai)(lai)電(dian)(dian)(dian)(dian)工(gong)(gong)作時，編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)輸出(chu)脈(mo)沖(chong)(chong)過(guo)(guo)程中(zhong)，也不(bu)能(neng)有(you)干(gan)擾而(er)丟失脈(mo)沖(chong)(chong)，不(bu)然(ran)，計(ji)(ji)數設(she)(she)備(bei)記憶的(de)(de)(de)零點(dian)就會偏移，而(er)且這種(zhong)(zhong)偏移的(de)(de)(de)量(liang)(liang)是(shi)(shi)(shi)(shi)(shi)無(wu)從知道的(de)(de)(de)，只(zhi)(zhi)有(you)錯誤的(de)(de)(de)生(sheng)產(chan)(chan)結果出(chu)現后(hou)才能(neng)知道。解(jie)決(jue)的(de)(de)(de)方(fang)法(fa)是(shi)(shi)(shi)(shi)(shi)增加(jia)參(can)考(kao)(kao)點(dian)，編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)每經(jing)過(guo)(guo)參(can)考(kao)(kao)點(dian)，將參(can)考(kao)(kao)位(wei)置修正進計(ji)(ji)數設(she)(she)備(bei)的(de)(de)(de)記憶位(wei)置。在(zai)參(can)考(kao)(kao)點(dian)以前(qian)，是(shi)(shi)(shi)(shi)(shi)不(bu)能(neng)保證位(wei)置的(de)(de)(de)準(zhun)確性的(de)(de)(de)。為此(ci)，在(zai)工(gong)(gong)控(kong)中(zhong)就有(you)每次操作先找參(can)考(kao)(kao)點(dian)，開機(ji)找零等(deng)(deng)方(fang)法(fa)。這樣(yang)的(de)(de)(de)編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)是(shi)(shi)(shi)(shi)(shi)由(you)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)盤(pan)的(de)(de)(de)機(ji)械(xie)位(wei)置決(jue)定(ding)的(de)(de)(de)，它不(bu)受(shou)停電(dian)(dian)(dian)(dian)、干(gan)擾的(de)(de)(de)影(ying)響(xiang)。編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)是(shi)(shi)(shi)(shi)(shi)把角(jiao)位(wei)移或(huo)直(zhi)(zhi)線(xian)位(wei)移轉(zhuan)(zhuan)換(huan)(huan)成(cheng)(cheng)電(dian)(dian)(dian)(dian)信(xin)號的(de)(de)(de)一種(zhong)(zhong)裝(zhuang)置。前(qian)者成(cheng)(cheng)為碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)盤(pan)，后(hou)者稱(cheng)(cheng)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)尺．按(an)照(zhao)讀(du)出(chu)方(fang)式編(bian)(bian)(bian)(bian)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)器(qi)(qi)(qi)可(ke)(ke)以分為接(jie)(jie)觸(chu)式和(he)非接(jie)(jie)觸(chu)式兩種(zhong)(zhong)．接(jie)(jie)觸(chu)式采(cai)(cai)用電(dian)(dian)(dian)(dian)刷輸出(chu)，一電(dian)(dian)(dian)(dian)刷接(jie)(jie)觸(chu)導電(dian)(dian)(dian)(dian)區(qu)(qu)或(huo)絕緣區(qu)(qu)來(lai)(lai)(lai)(lai)表示代(dai)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)的(de)(de)(de)狀(zhuang)態是(shi)(shi)(shi)(shi)(shi)“1”還是(shi)(shi)(shi)(shi)(shi)“0”；非接(jie)(jie)觸(chu)式的(de)(de)(de)接(jie)(jie)受(shou)敏感(gan)元(yuan)件(jian)是(shi)(shi)(shi)(shi)(shi)光敏元(yuan)件(jian)或(huo)磁敏元(yuan)件(jian)，采(cai)(cai)用光敏元(yuan)件(jian)時以透(tou)光區(qu)(qu)和(he)不(bu)透(tou)光區(qu)(qu)來(lai)(lai)(lai)(lai)表示代(dai)碼(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)(ma)的(de)(de)(de)狀(zhuang)態是(shi)(shi)(shi)(shi)(shi)“1”還是(shi)(shi)(shi)(shi)(shi)“0”。

 
HEIDENHAIN    編碼器    735117-02
HEIDENHAIN    編碼器    823901-03
HEIDENHAIN    光柵尺    557649-15
HEIDENHAIN    光柵線位測量系統    557649-07
HEIDENHAIN    備件    352776-09
HEIDENHAIN    編碼器    IDNR：529717-01
HEIDENHAIN    編碼器    PLUS 1072523-N5
HEIDENHAIN    編碼器    376846-1E
HEIDENHAIN    光柵尺    558714-09
HEIDENHAIN    備件    331918-11
HEIDENHAIN    光柵尺    557 679-32
HEIDENHAIN    光柵尺    ID:617765-N2
HEIDENHAIN    光柵尺    557649-14
HEIDENHAIN    控制板    ID NR:359651-02
HEIDENHAIN    備件    376834-40
HEIDENHAIN    備件    LC483/10NM ML620MM 557649-12
HEIDENHAIN    Light scanner 光柵    689697-07  LC185 740mm
HEIDENHAIN    編碼器    DSLHEI746721-01
HEIDENHAIN    主軸編碼器    390 925-02
HEIDENHAIN    ENCODER    EQN1325.020-2048 ID:538234-01
HEIDENHAIN    編碼器    538727-05
HEIDENHAIN    編碼器    DSLHEI721856-02
HEIDENHAIN    測量頭    383963-05
HEIDENHAIN    編碼器    810800-24
HEIDENHAIN    備件    315420-04
HEIDENHAIN    光柵尺    ID:557679-03 LC183 340
HEIDENHAIN    備件    ID:311130-S1
HEIDENHAIN    電纜    ID:533631-01
HEIDENHAIN    濾芯    337148-01
HEIDENHAIN    編碼器    ID：538727-02
HEIDENHAIN    光柵尺轉接電纜    607720-N2
HEIDENHAIN    備件    LC 493F/ 50nm   SN 43 758 631 V   P12  ID 557 642 20
HEIDENHAIN    磁頭    Id.:594875-01
HEIDENHAIN    編碼器線    533631-01
HEIDENHAIN    直線光柵尺    LC195S  ML=1340MM （760910-13）
HEIDENHAIN    旋轉編碼器    376 834-20
HEIDENHAIN    編碼器    376836-20
HEIDENHAIN    備件    557649-19
HEIDENHAIN    編碼器    ROC 226 16384 03S17-7V ID.5331674-01
HEIDENHAIN    備件    355527-27
HEIDENHAIN    光柵尺（X軸）    526974-10
HEIDENHAIN    光柵尺    689697-08
HEIDENHAIN    光柵    557679-10
HEIDENHAIN    編碼器    ID：586653-04
HEIDENHAIN    光柵尺    557647-19
HEIDENHAIN    備件    643450-01
HEIDENHAIN    探測傳感器    511395-01
HEIDENHAIN    編碼器    EQN 425 512 27S17-EO ID NR:631 715-03
HEIDENHAIN    光柵尺    LC 183; ML1740; +/- 0.003mm   557680-17
HEIDENHAIN    備件    RCN727F ID：529718-05
HEIDENHAIN    編碼器    ROO 425 512 01-EO，ID:631 703-01 P4，SN:41547428B，10V...30V，SSI41r1
HEIDENHAIN    光柵尺    LC481/353703-22
HEIDENHAIN    備件    376844-02
HEIDENHAIN    長度計光柵尺    MT1281 IDNR: 331314-02
HEIDENHAIN    編碼器    Id.Nr.385487-03
HEIDENHAIN    Linear Scale    557644-06
HEIDENHAIN    編碼器    631703-01
HEIDENHAIN    光柵尺    MT12W
HEIDENHAIN    光柵尺    527392-23
HEIDENHAIN    編碼器    ID：727222-57
HEIDENHAIN    編碼器    727222-01
HEIDENHAIN    光柵尺    LC 483 ID:557649-16
HEIDENHAIN    測頭    270922-01
HEIDENHAIN    光柵尺    533 903-17
HEIDENHAIN    編碼器    363 694-06
HEIDENHAIN    備件    366864-01
HEIDENHAIN    編碼器    353522-04  BF-150
HEIDENHAIN    粗濾芯    ID：337147-01
HEIDENHAIN    編碼器    390925-18
HEIDENHAIN    連接線    658110-01
HEIDENHAIN    光柵尺讀數頭    AELB382 ID315 420-03 GD4
HEIDENHAIN    濾芯    337148-01
HEIDENHAIN    備件    557680-10
HEIDENHAIN    電器件    Type: 636872-06   LIDA47
HEIDENHAIN    編碼器    586653-06
HEIDENHAIN    磁鼓編碼器    EQN1325.001-2048A7 538234-51
HEIDENHAIN    磁鼓編碼器    EQN1325.001-2048A7 538234-51
HEIDENHAIN    海德漢(han)光柵尺    LS187C  ML440MM  id：526947-04 SN：44350096F

HEIDENHAIN 光柵尺 557 679-32翊霈推薦供應

HEIDENHAIN 光柵尺 557 679-32翊霈推薦供應