PLC鍙戝睍鍙奝LC鍏ラ棬

鍙戝竷鏃堕棿锛?022-02-14 鐑害锛?script src="http://www.ruiguanzhu.com/e/plus/count.php?view=yes&aid=321&mid=1" type='text/javascript' language="javascript">

1銆€PLC鐨勫彂灞曞巻绋?nbsp;
銆€銆€ 
銆€銆€鍦ㄥ伐涓氱敓浜ц繃绋嬩腑锛屽ぇ閲忕殑寮€鍏抽噺椤哄簭鎺у埗锛屽畠鎸夌収閫昏緫鏉′欢杩涜椤哄簭鍔ㄤ綔锛屽苟鎸夌収閫昏緫鍏崇郴杩涜杩為攣淇濇姢鍔ㄤ綔鐨勬帶鍒讹紝鍙婂ぇ閲忕鏁ｉ噺鐨勬暟鎹噰闆嗐€備紶缁熶笂锛岃繖浜涘姛鑳芥槸閫氳繃姘斿姩鎴栫數姘旀帶鍒剁郴缁熸潵瀹炵幇鐨勩€?968骞寸編鍥紾M锛堥€氱敤姹借溅锛夊叕鍙告彁鍑哄彇浠ｇ户鐢垫皵鎺у埗瑁呯疆鐨勮姹傦紝绗簩骞达紝缇庡浗鏁板瓧鍏徃鐮斿埗鍑轰簡鍩轰簬闆嗘垚鐢佃矾鍜岀數瀛愭妧鏈殑鎺у埗瑁呯疆锛岄娆￠噰鐢ㄧ▼搴忓寲鐨勬墜娈靛簲鐢ㄤ簬鐢垫皵鎺у埗锛岃繖灏辨槸绗竴浠ｅ彲缂栫▼搴忔帶鍒跺櫒锛岀ОProgrammable Controller锛圥C锛夈€?nbsp;
 

銆€銆€ 

銆€銆€涓汉璁＄畻鏈猴紙绠€绉癙C锛夊彂灞曡捣鏉ュ悗锛屼负浜嗘柟渚匡紝涔熶负浜嗗弽鏄犲彲缂栫▼鎺у埗鍣ㄧ殑鍔熻兘鐗圭偣锛屽彲缂栫▼搴忔帶鍒跺櫒瀹氬悕涓篜rogrammable Logic Controller锛圥LC锛夈€?nbsp;
銆€銆€ 
銆€銆€涓婁笘绾?0骞翠唬鑷?0骞翠唬涓湡锛屾槸PLC鍙戝睍鏈€蹇殑鏃舵湡锛屽勾澧為暱鐜囦竴鐩翠繚鎸佷负30~40%銆傚湪杩欐椂鏈燂紝PLC鍦ㄥ鐞嗘ā鎷熼噺鑳藉姏銆佹暟瀛楄繍绠楄兘鍔涖€佷汉鏈烘帴鍙ｈ兘鍔涘拰缃戠粶鑳藉姏寰楀埌澶у箙搴︽彁楂橈紝PLC閫愭笎杩涘叆杩囩▼鎺у埗棰嗗煙锛屽湪鏌愪簺搴旂敤涓婂彇浠ｄ簡鍦ㄨ繃绋嬫帶鍒堕鍩熷浜庣粺娌诲湴浣嶇殑DCS绯荤粺銆?nbsp;
銆€銆€ 
銆€銆€PLC鍏锋湁閫氱敤鎬у己銆佷娇鐢ㄦ柟渚裤€侀€傚簲闈㈠箍銆佸彲闈犳€ч珮銆佹姉骞叉壈鑳藉姏寮恒€佺紪绋嬬畝鍗曠瓑鐗圭偣銆侾LC鍦ㄥ伐涓氳嚜鍔ㄥ寲鎺у埗鐗瑰埆鏄『搴忔帶鍒朵腑鐨勫湴浣嶏紝鍦ㄥ彲棰勮鐨勫皢鏉ワ紝鏄棤娉曞彇浠ｇ殑銆?nbsp;
 
2銆€PLC鐨勬瀯鎴?nbsp;
銆€銆€ 
銆€銆€浠庣粨鏋勪笂鍒嗭紝PLC鍒嗕负鍥哄畾寮忓拰缁勫悎寮忥紙妯″潡寮忥級涓ょ銆傚浐瀹氬紡PLC鍖呮嫭CPU鏉裤€両/O鏉裤€佹樉绀洪潰鏉裤€佸唴瀛樺潡銆佺數婧愮瓑锛岃繖浜涘厓绱犵粍鍚堟垚涓€涓笉鍙媶鍗哥殑鏁翠綋銆傛ā鍧楀紡PLC鍖呮嫭CPU妯″潡銆両/O妯″潡銆佸唴瀛樸€佺數婧愭ā鍧椼€佸簳鏉挎垨鏈烘灦锛岃繖浜涙ā鍧楀彲浠ユ寜鐓т竴瀹氳鍒欑粍鍚堥厤缃€?nbsp;
 
3銆€CPU鐨勬瀯鎴?nbsp;
 
銆€銆€CPU鏄疨LC鐨勬牳蹇冿紝璧风缁忎腑鏋㈢殑浣滅敤锛屾瘡濂桺LC鑷冲皯鏈変竴涓狢PU锛屽畠鎸塒LC鐨勭郴缁熺▼搴忚祴浜堢殑鍔熻兘鎺ユ敹骞跺瓨璐敤鎴风▼搴忓拰鏁版嵁锛岀敤鎵弿鐨勬柟寮忛噰闆嗙敱鐜板満杈撳叆瑁呯疆閫佹潵鐨勭姸鎬佹垨鏁版嵁锛屽苟瀛樺叆瑙勫畾鐨勫瘎瀛樺櫒涓紝鍚屾椂锛岃瘖鏂數婧愬拰PLC鍐呴儴鐢佃矾鐨勫伐浣滅姸鎬佸拰缂栫▼杩囩▼涓殑璇硶閿欒绛夈€傝繘鍏ヨ繍琛屽悗锛屼粠鐢ㄦ埛绋嬪簭瀛樿串鍣ㄤ腑閫愭潯璇诲彇鎸囦护锛岀粡鍒嗘瀽鍚庡啀鎸夋寚浠よ瀹氱殑浠诲姟浜х敓鐩稿簲鐨勬帶鍒朵俊鍙凤紝鍘绘寚鎸ユ湁鍏崇殑鎺у埗鐢佃矾銆?nbsp;
銆€銆€ 
銆€銆€CPU涓昏鐢辫繍绠楀櫒銆佹帶鍒跺櫒銆佸瘎瀛樺櫒鍙婂疄鐜板畠浠箣闂磋仈绯荤殑鏁版嵁銆佹帶鍒跺強鐘舵€佹€荤嚎鏋勬垚锛孋PU鍗曞厓杩樺寘鎷鍥磋姱鐗囥€佹€荤嚎鎺ュ彛鍙婃湁鍏崇數璺€傚唴瀛樹富瑕佺敤浜庡瓨鍌ㄧ▼搴忓強鏁版嵁锛屾槸PLC涓嶅彲缂哄皯鐨勭粍鎴愬崟鍏冦€?nbsp;
銆€銆€ 
銆€銆€鍦ㄤ娇鐢ㄨ€呯湅鏉ワ紝涓嶅繀瑕佽缁嗗垎鏋怌PU鐨勫唴閮ㄧ數璺紝浣嗗鍚勯儴鍒嗙殑宸ヤ綔鏈哄埗杩樻槸搴旀湁瓒冲鐨勭悊瑙ｃ€侰PU鐨勬帶鍒跺櫒鎺у埗CPU宸ヤ綔锛岀敱瀹冭鍙栨寚浠ゃ€佽В閲婃寚浠ゅ強鎵ц鎸囦护銆備絾宸ヤ綔鑺傚鐢遍渿鑽′俊鍙锋帶鍒躲€傝繍绠楀櫒鐢ㄤ簬杩涜鏁板瓧鎴栭€昏緫杩愮畻锛屽湪鎺у埗鍣ㄦ寚鎸ヤ笅宸ヤ綔銆傚瘎瀛樺櫒鍙備笌杩愮畻锛屽苟瀛樺偍杩愮畻鐨勪腑闂寸粨鏋滐紝瀹冧篃鏄湪鎺у埗鍣ㄦ寚鎸ヤ笅宸ヤ綔銆?nbsp;
銆€銆€ 
銆€銆€CPU閫熷害鍜屽唴瀛樺閲忔槸PLC鐨勯噸瑕佸弬鏁帮紝瀹冧滑鍐冲畾鐫€PLC鐨勫伐浣滈€熷害锛孖O鏁伴噺鍙婅蒋浠跺閲忕瓑锛屽洜姝ら檺鍒剁潃鎺у埗瑙勬ā銆?nbsp;
 
4銆€I/O妯″潡 
銆€銆€ 
銆€銆€PLC涓庣數姘斿洖璺殑鎺ュ彛锛屾槸閫氳繃杈撳叆杈撳嚭閮ㄥ垎锛圛/O锛夊畬鎴愮殑銆侷/O妯″潡闆嗘垚浜哖LC鐨処/O鐢佃矾锛屽叾杈撳叆鏆傚瓨鍣ㄥ弽鏄犺緭鍏ヤ俊鍙风姸鎬侊紝杈撳嚭鐐瑰弽鏄犺緭鍑洪攣瀛樺櫒鐘舵€併€傝緭鍏ユā鍧楀皢鐢典俊鍙峰彉鎹㈡垚鏁板瓧淇″彿杩涘叆PLC绯荤粺锛岃緭鍑烘ā鍧楃浉鍙嶃€侷/O鍒嗕负寮€鍏抽噺杈撳叆锛圖I锛夛紝寮€鍏抽噺杈撳嚭锛圖O锛夛紝妯℃嫙閲忚緭鍏ワ紙AI锛夛紝妯℃嫙閲忚緭鍑猴紙AO锛夌瓑妯″潡銆?nbsp;
銆€銆€ 
銆€銆€甯哥敤鐨処/O鍒嗙被濡備笅锛?nbsp;
銆€銆€ 
銆€銆€寮€鍏抽噺锛氭寜鐢靛帇姘村钩鍒嗭紝鏈?20VAC銆?10VAC銆?4VDC锛屾寜闅旂鏂瑰紡鍒嗭紝鏈夌户鐢靛櫒闅旂鍜屾櫠浣撶闅旂銆?nbsp;
 
銆€銆€妯℃嫙閲忥細鎸変俊鍙风被鍨嬪垎锛屾湁鐢垫祦鍨嬶紙4-20mA,0-20mA锛夈€佺數鍘嬪瀷锛?-10V,0-5V,-10-10V锛夌瓑锛屾寜绮惧害鍒嗭紝鏈?2bit,14bit,16bit绛夈€?nbsp;
銆€銆€ 
銆€銆€闄や簡涓婅堪閫氱敤IO澶栵紝杩樻湁鐗规畩IO妯″潡锛屽鐑數闃汇€佺儹鐢靛伓銆佽剦鍐茬瓑妯″潡銆?nbsp;
銆€銆€ 
銆€銆€鎸塈/O鐐规暟纭畾妯″潡瑙勬牸鍙婃暟閲忥紝I/O妯″潡鍙鍙皯锛屼絾鍏舵渶澶ф暟鍙桟PU鎵€鑳界鐞嗙殑鍩烘湰閰嶇疆鐨勮兘鍔涳紝鍗冲彈鏈€澶х殑搴曟澘鎴栨満鏋舵Ы鏁伴檺鍒躲€?nbsp;
 
5銆€鐢垫簮妯″潡 
銆€銆€ 
銆€銆€PLC鐢垫簮鐢ㄤ簬涓篜LC鍚勬ā鍧楃殑闆嗘垚鐢佃矾鎻愪緵宸ヤ綔鐢垫簮銆傚悓鏃讹紝鏈夌殑杩樹负杈撳叆鐢佃矾鎻愪緵24V鐨勫伐浣滅數婧愩€傜數婧愯緭鍏ョ被鍨嬫湁锛氫氦娴佺數婧愶紙220VAC鎴?10VAC锛夛紝鐩存祦鐢垫簮锛堝父鐢ㄧ殑涓?4VDC锛夈€?nbsp;
 
6 搴曟澘鎴栨満鏋?nbsp;
 
銆€銆€澶у鏁版ā鍧楀紡PLC浣跨敤搴曟澘鎴栨満鏋讹紝鍏朵綔鐢ㄦ槸锛氱數姘斾笂锛屽疄鐜板悇妯″潡闂寸殑鑱旂郴锛屼娇CPU鑳借闂簳鏉夸笂鐨勬墍鏈夋ā鍧楋紝鏈烘涓婏紝瀹炵幇鍚勬ā鍧楅棿鐨勮繛鎺ワ紝浣垮悇妯″潡鏋勬垚涓€涓暣浣撱€?nbsp;
 
7 PLC绯荤粺鐨勫叾瀹冭澶?nbsp;
 
銆€銆€7.1 缂栫▼璁惧锛氱紪绋嬪櫒鏄疨LC寮€鍙戝簲鐢ㄣ€佺洃娴嬭繍琛屻€佹鏌ョ淮鎶や笉鍙己灏戠殑鍣ㄤ欢锛岀敤浜庣紪绋嬨€佸绯荤粺浣滀竴浜涜瀹氥€佺洃鎺LC鍙奝LC鎵€鎺у埗鐨勭郴缁熺殑宸ヤ綔鐘跺喌锛屼絾瀹冧笉鐩存帴鍙備笌鐜板満鎺у埗杩愯銆傚皬缂栫▼鍣≒LC涓€鑸湁鎵嬫寔鍨嬬紪绋嬪櫒锛岀洰鍓嶄竴鑸敱璁＄畻鏈猴紙杩愯缂栫▼杞欢锛夊厖褰撶紪绋嬪櫒銆備篃灏辨槸鎴戜滑绯荤粺鐨勪笂浣嶆満銆?nbsp;
 
銆€銆€7.2銆€浜烘満鐣岄潰锛氭渶绠€鍗曠殑浜烘満鐣岄潰鏄寚绀虹伅鍜屾寜閽紝鐩墠娑叉櫠灞忥紙鎴栬Е鎽稿睆锛夊紡鐨勪竴浣撳紡鎿嶄綔鍛樼粓绔簲鐢ㄨ秺鏉ヨ秺骞挎硾锛岀敱璁＄畻鏈猴紙杩愯缁勬€佽蒋浠讹級鍏呭綋浜烘満鐣岄潰闈炲父鏅強銆?nbsp;
 
8銆€PLC鐨勯€氫俊鑱旂綉 
銆€銆€ 
銆€銆€渚濋潬鍏堣繘鐨勫伐涓氱綉缁滄妧鏈彲浠ヨ繀閫熸湁鏁堝湴鏀堕泦銆佷紶閫佺敓浜у拰绠＄悊鏁版嵁銆傚洜姝わ紝缃戠粶鍦ㄨ嚜鍔ㄥ寲绯荤粺闆嗘垚宸ョ▼涓殑閲嶈鎬ц秺鏉ヨ秺鏄捐憲锛岀敋鑷虫湁浜烘彁鍑?quot;缃戠粶灏辨槸鎺у埗鍣?quot;鐨勮鐐硅娉曘€?nbsp;
銆€銆€ 
銆€銆€PLC鍏锋湁閫氫俊鑱旂綉鐨勫姛鑳斤紝瀹冧娇PLC涓嶱LC 涔嬮棿銆丳LC涓庝笂浣嶈绠楁満浠ュ強鍏朵粬鏅鸿兘璁惧涔嬮棿鑳藉浜ゆ崲淇℃伅锛屽舰鎴愪竴涓粺涓€鐨勬暣浣擄紝瀹炵幇鍒嗘暎闆嗕腑鎺у埗銆傚鏁癙LC鍏锋湁RS-232鎺ュ彛锛岃繕鏈変竴浜涘唴缃湁鏀寔鍚勮嚜閫氫俊鍗忚鐨勬帴鍙ｃ€侾LC鐨勯€氫俊鐜板湪涓昏閲囩敤閫氳繃澶氱偣鎺ュ彛锛圡PI锛夌殑鏁版嵁閫氳銆丳ROFIBUS 鎴栧伐涓氫互澶綉杩涜鑱旂綉銆?/span>