PLCKONGZHIXITONG，KEBIANCHENGLUOJIKONGZHIQI，ZHUANWEIGONGYESHENGCHANSHEJIDEYIZHONGSHUZIYUNSUANCAOZUODEDIANZIZHUANGZHI。TACAIYONGYILEIKEBIANCHENGDECUNCHUQI，YONGYUQINEIBUCUNCHUCHENGXU，ZHIXINGLUOJIYUNSUAN，SHUNXUKONGZHI，DINGSHI，JISHUYUSUANSHUCAOZUODENGMIANXIANGYONGHUDEZHILING，BINGTONGGUOSHUZIHUOMONISHISHURU/SHUCHUKONGZHIGEZHONGLEIXINGDEJIXIEHUOSHENGCHANGUOCHENG。SHIGONGYEKONGZHIDEHEXINBUFEN。XIAMIANXIAOBIANJIUJIDAJIAJIESHAOYIXIAZAIZIDONGHUALINGYUPLCKONGZHIXITONGDECHENGSHUYINGYONG？

　1.JIYUPLCDEGONGYEKONGZHIXITONGTEDIAN

　KEBIANCHENGLUOJIKONGZHIQI（Programmable Logic Controller，PLC），ZUOWEILISANKONGZHIDESHOUXUANCHANPIN，ZAIZIDONGHUALINGYUZHANJUZHESHIFENZHONGYAODEWEIZHI。JIYUPLCDEGONGYEKONGZHIXITONGYOUMOFANGYUANJIDIANQIKONGZHIYUANLIFAZHANQILAI，LIYONGCUNCHUZHIXINGLUOJIYUNSUAN、SHUNXUKONGZHI、DINGSHI、JISHUHEYUNSUANDENGCAOZUODEZHILING，BINGTONGGUOSHURU/SHUCHU（I/O）FACHUKONGZHIXINHAOHEJIESHOUSHURUXINHAO，LAIKONGZHIGELEIJIXIEHUOSHENGCHANGUOCHENG。JIYUPLCDEGONGYEKONGZHIXITONGYUQITAGONGYEKONGZHIXITONGXIANGBIJIAO，JUYOUBUKEHUSHIDEYOUDIAN：YUJIDIAN·JIECHUQIKONGZHIXITONGDEBIJIAO，PLCXITONGZAILINGHUOXINGHEKUOZHANXING、KEKAOXINGHEKEWEIHUXING、KONGZHISUDUHEWENDINGXING、YANSHIDEKEDIAOXINGYUJINGDU、SHEJIYUSHIGONG、XITONGJIAGEFANGMIANJUYOUJUDAYOUSHI，BINGDAITIJIDIAN·JIECHUQIKONGZHIGUANGFANYINGYONGYUGONGYEZIDONGKONGZHIZHONG；YUJISUANJIKONGZHIXITONGDEBIJIAO：PLCXITONGDEGONGNENGMOKUAIJIEGOU、SHUNXUSAOMIAOFANGSHIGONGZUO、ELIEGONGYEYINGYONGHUANJINGSHIYINGXINGFANGMIANDOUSHIGONGYEYONGWEIJIWUFAHEPLCXIANGBI。

　DANSHI，JISUANJIZAIXINXICHULIFANGMIANHAISHIYOUYUPLC，SUOYI，ZAIYIXIEGONGYEKONGZHIXITONGZHONG，CHANGCHANGJIANGLIANGZHEJIEHEQILAI，PLCZUOWEIXIAWEIJIJINXINGXIANCHANGKONGZHI，JISUANJIZUOWEISHANGWEIJIJINXINGXINXICHULI；YUJISANKONGZHIXITONG（Distributed Coiitrol System，DCS）DEBIJIAO：PLCZAIKAIGUANLIANGKONGZHIHESHUNXUKONGZHIFANGMIANYOUYIDINGDEYOUSHI；ERDCSZAILIANXULIANGDEMONIKONGZHIHEHUILUDIAOJIEDENGFANGMIANYOUYIDINGDEYOUSHI；DCSJUYOUKONGZHI（GONGCHENGSHIZHAN）、CAOZUO（CAOZUOYUANZHAN）、XIANCHANGYIBIAO（XIANCHANGCEKONGZHAN）SANJIJIEGOU，ZUTAICHENGXIANGDUIGUDINGDEGONGNENG，ERPLCZEDADUOXUYAOBIANCHENG，DANGENGLINGHUO，KEYISHIXIANDAGUIMODEKONGZHIXITONGWANGLUO。

　2.JIYUPLCDEGONGYEKONGZHIXITONGCESHIFANGFA

　WEIZUOHAOPLCXITONGDEZHILIANGKONGZHIGONGZUO，RUANJIANCESHISHIGONGCHENGSHISHIJIEDUANZHILIANGKONGZHIDEYIZHONGYOUXIAOSHOUDUAN。JIYUPLCRUANJIANDETESHUXING（FEICPUZHILINGDAIMA）HESHENQIANRUSHITEDIAN，QIRUANJIANCESHIHUANJINGHENNANDAJIAN，DUICESHIYONGLITEBIESHIYICHANGCESHIYONGLIDEZHURUDAILAILEKUNNAN。MUQIANZHULIUDECESHIFANGFAZHUYAOYOUSANZHONG：QUANSHUZIFANGZHENCESHIHUANJINGXIADEPLCRUANJIANCESHI、YINGJIANZAIHUILUHUANJINGXIADEPLCRUANJIANCESHI、XINGSHIHUAYANZHENG。

　YINGJIANZAIHUILU（HiL）CESHIJISHUBAOKUOSHISHICHULIQI、I/OJIEKOUHECAOZUOJIEMIAN，KEYIJINGQUEDEFANGZHENCESHIXITONGZHONGWULISHANGBINGBUCUNZAIDEBUFEN。SHISHICHULIQITIGONGYINGJIANI/OTONGXIN、SHUJUJILU、JILISHENGCHENGHEMOXINGZHIXINGDENG。I/OJIEKOUTIGONGBEICEDIANZIKONGZHIDANYUAN（ECU）YUMOXINGFANGZHENDEXUNIHUANJINGZHIJIANDECHUANGANQIHEPLCKONGZHIQIDEJIAOHU。CAOZUOJIEMIANYUSHISHICHULIQITONGXIN，TIGONGCESHIMINGLING、KESHIHUA、PEIZHIGUANLI、FENXIHEBAOGAORENWU。HiLJISHUCAIYONGYINGJIANGUZHANGCHARUZAIECUHEBEICESHIXITONGZHIJIANCHANSHENGXINHAOGUZHANG，DADAOCESHIHEYANZHENGGUZHANGTIAOJIANXIASHEBEIXINGNENGDEMUDE。

　YINGJIANZAIHUILUJISHUYUPLCXIANGJIEHE，JIANGPLCDEDIANJIXINHAO、KAIGUANLIANGXINHAODENGGEZHONGKONGZHIXINHAOZHUANHUACHENGSHUXUEMOXING，YUI/OJIEKOUMONICHENGWEIYIGESHOUKONGDUIXIANGMOXING，JIANGDIANYA、DIANLIU、DIANCI、LANGYONGMAICHONGDENGYINGJIANJILIYIJIYUEJIEZHI、FEIFAZHILING、ZHUANGCHENGXUDUAN、BAZICHENGXUDUANDENGRUANJIANGUZHANGZUOWEICESHIXULIEJIAZAIDAOSHOUKONGDUIXIANGMOXING，SHIJISHUCHUPINGJUNGUZHANGQIANSHIJIANMTBF、GUZHANGCISHU、GUZHANGLV、KEKAODUDENGZHIBIAO，TONGGUOLEIBIXITONGSHIJISHUCHUYUQIWANGSHUCHULAIYANZHENGPLCKONGZHIQI。

　YINGJIANZAIHUILUHUANJINGXIADEPLCRUANJIANCESHIKEYISHIXIANDUIBEICERUANJIANFEIQINRUSHIDE、ZUIZHENSHIDECESHI，TONGGUOYINGJIANZAIHUILUFANGZHENCESHIHUANJINGDEGOUJIAN，KEYISHIXIANYONGHUGUANXINDEGEZHONGCESHIXUQIU，RU：GONGNENG、XINGNENG、JIEKOUDENG，TEBIESHINENGSHIXIANZHENSHIDEXINGNENGCESHI。BUGUO，YOUYUZHEIZHONGFANGZHENHUANJINGDUOSHIZHENDUITEDINGBEICEMUBIAOKAIFA，ZHUANYONGXINGHENQIANG，HENNANYIZHIDAOQITATONGLEIBEICERUANJIANDECESHIHUANJINGDAJIANZHONG，ZAIYIDINGCHENGDUSHANGJIANGDILECESHIZIYUANDELIYONGXIAOLV。

　YISHANGJIUSHIXIAOBIANWEIDAJIAZONGJIEDEJIYUPLCDEGONGYEKONGZHIXITONGTEDIANJICESHIFANGFADUIZAIZIDONGHUALINGYUPLCKONGZHIXITONGDECHENGSHUYINGYONGDEJIESHAO，XIWANGNENGGOUJIDAJIADAILAIYIXIEBANGZHU。