此(ci)(ci)旋(xuan)轉編(bian)(bian)碼(ma)器(qi)為(wei)每個軸位(wei)(wei)置提(ti)供一個單(dan)一編(bian)(bian)碼(ma)的數值(zhi)。特別是在(zai)定位(wei)(wei)任務中,絕此(ci)(ci)編(bian)(bian)碼(ma)器(qi)可減輕控(kong)制器(qi)的計算任務,并通(tong)過去除對額(e)外(wai)輸(shu)(shu)入(ru)組件(jian)的需求來降低成(cheng)本。此(ci)(ci)外(wai),由(you)于當前位(wei)(wei)置值(zhi)直接(jie)可用(yong),在(zai)機器(qi)接(jie)通(tong)時或電源故障后無需再執行參考運(yun)行。并行編(bian)(bian)碼(ma)器(qi)通(tong)過多條(tiao)并行線將位(wei)(wei)置值(zhi)傳輸(shu)(shu)到(dao)分析電子(zi)裝置。串(chuan)(chuan)行編(bian)(bian)碼(ma)器(qi)通(tong)過標準(zhun)化接(jie)口和協議傳輸(shu)(shu)其(qi)輸(shu)(shu)出數據。過去,通(tong)常要為(wei)串(chuan)(chuan)行數據傳輸(shu)(shu)建立點對點連(lian)接(jie),但現(xian)在(zai)現(xian)場(chang)總(zong)線系統的使用(yong)頻率更高。