鍏徃鏂伴椈

PLC鎺у埗鏌滃巶瀹舵暀浣燩LC鍐呴儴鍘熺悊

绱㈢淮鐢垫皵浣滀负PLC鎺у埗鏌?/u>鍘傚锛屽PLC鍏锋湁澶氬勾瀹炶返缁忛獙锛屼粖澶╁氨鍛婅瘔浣燩LC鍐呴儴鍘熺悊锛屽涔燩LC鍐呴儴鍘熺悊瀵圭紪绋嬫湁寰堝ぇ鐨勫ソ澶勶紝鐭ラ亾宸ヤ綔鍘熺悊娴佺▼銆?br /> 1銆佹寜鍥炬帴绾匡紝杩欐潯璇存槸鏈€楂樺噯鍒欎篃涓嶄负杩囥€傞鍏堬紝鍦ㄦ帴绾夸箣鍓嶅氨蹇呴』鍏堜粩缁嗛槄璇诲浘绾革紝鍏呭垎棰嗕細璁捐鑰呯殑鎰忓浘锛岃€屼笉鏄牴鎹釜浜烘墍璋撲赴瀵岀粡楠屾帴绾匡紝濡傛灉鍙戠幇涓嶆槑涔嬪鎴栬€呯煕鐩句箣澶勫簲璇ョ涓€鏃堕棿涓庤璁″笀鑱旂郴纭锛岀洿鍒版棤璇悗锛屾帴绾挎柦宸ャ€?/span>

2銆佹帴绾块『搴忚娓呮櫚鏄庝簡锛屾祦绋嬬畝鍗曞叿鏈夊彲妫€鏌ユ€с€傝繖涓€鏉″湪瀹為檯涓兘鍋氬埌鐨勫緢灏戯紝鍩烘湰閮芥槸绾垮ご涓€鎺ワ紝鐩掑瓙涓€鐩栧畬浜嬨€?/span>

3銆佸澶氬涔犳帴绾挎妧宸?鍠勪簬鐏垫椿杩愮敤涓撲笟宸ュ叿銆備緥濡傦細

Q锛氥€愭垜浠湪鍋歱lc鏌滄椂锛屾帴绾挎澘鍜屾帴绾跨瀛愬緢澶氾紝澶勭悊涓嶅ソ浼氭湁鏉惧姩銆佹瘺鍒虹瓑鐜拌薄锛屾槸鐩存帴鍓ュ幓绾跨毊鍘嬪叆锛岃繕鏄娇鐢ㄦ彃閽堬紝杩樻槸绮橀敗銆傘€?/span>

A: ——鍗曡姱绾垮墺鐨悗鐩存帴鍘嬪叆锛屽鑺嚎鐢ㄥ喎鍘嬬瀛愶紝涓嶅缓璁惇閿★紱

Q:銆?/span>PLC鎺у埗鏌滃巶瀹?/strong>鐨勬墿灞曟ā鍧楁瘮杈冨鏃讹紝鍏叡绔拰渚涚數绔殑鎺ョ嚎鏄浣曞鐞嗙殑锛屾槸閫氳繃姣忎釜PLC妯″潡涓婄殑绔瓙鐩存帴骞惰仈鑷充笅涓€涓ā鍧椾笂锛岃繕鏄帴鑷崇瀛愪笂锛屽湪绔瓙鎺掍笂鐭帴鍛紵銆?/span>

A: ——鎴戜滑鍦ㄧ幇鍦虹淮鎶よ澶囷紝甯屾湜渚涚數鐢垫簮鍦ㄧ瀛愪笂鍒嗛厤鐭帴鍚庡垎鍒紩鍏ョ敤鎴风偣锛堢敤绾垮彿绠℃垨鍦ㄧ瀛愪笂鍋氬ソ鏍囪鎸囨槑鍘诲锛夛紝杩欐牱鐩磋鏄庝簡锛岀浉浜掍箣闂村奖鍝嶅皬锛屼笉甯屾湜浠庝竴鐐瑰苟鍒板彟涓€鐐癸紝涓嶅笇鏈涗竴涓瀛愪笅鎺ヤ袱鏍逛互涓婄殑绾裤€傚浜庣數婧愮瀛愭帓锛屽枩娆娇鐢ㄥ甫淇濋櫓鐨勭瀛愭垨绔瓙涓婁笅涔嬮棿鍙互鏂紑杩炴帴鐨勯偅绉嶏紝鏌ユ壘鐭矾鏁呴殰鏃堕潪甯告柟渚裤€?/span>

 1. PLC鍐呭閮ㄧ數璺?/span>

1锛夊閮ㄧ數璺帴绾?br /> 鍥?鏄數鍔ㄦ満鍏ㄥ帇璧峰姩鎺у埗鐨勬帴瑙﹀櫒鐢垫皵鎺у埗绾胯矾锛屾帶鍒堕€昏緫鐢变氦娴佹帴瑙﹀櫒KM绾垮湀銆佹寚绀虹伅HL1銆丠L2銆佺儹缁х數鍣ㄥ父闂Е澶碏R銆佸仠姝㈡寜閽甋B2銆佽捣鍔ㄦ寜閽甋B1鍙婃帴瑙﹀櫒甯稿紑杈呭姪瑙﹀ごKM閫氳繃瀵肩嚎杩炴帴瀹炵幇銆?br /> 鍚堜笂QS鍚庢寜涓嬭捣鍔ㄦ寜閽甋B1锛?/span>PLC鎺у埗鏌滃巶瀹?/strong>鍒欑嚎鍦圞M閫氱數骞惰嚜閿侊紝鎺ラ€氭寚绀虹伅HL1鎵€鍦ㄦ敮璺殑杈呭姪瑙﹀ごKM鍙婁富鐢佃矾涓殑涓昏Е澶达紝 HL1浜€佺數鍔ㄦ満M璧峰姩锛涙寜涓嬪仠姝㈡寜閽甋B2锛屽垯绾垮湀KM鏂數锛屾寚绀虹伅HL1鐏紝M鍋滆浆銆?/span>

鍥?鏄噰鐢⊿IEMENS鐨勪竴娆維7绯诲垪PLC瀹炵幇鐢靛姩鏈哄叏鍘嬭捣鍔ㄦ帶鍒剁殑澶栭儴鎺ョ嚎鍥俱€備富鐢佃矾淇濇寔涓嶅彉锛岀儹缁х數鍣ㄥ父闂Е澶碏R銆佸仠姝㈡寜閽甋B2銆佽捣鍔ㄦ寜閽?SB1绛変綔涓篜LC鐨勮緭鍏ヨ澶囨帴鍦≒LC鐨勮緭鍏ユ帴鍙d笂锛岃€屼氦娴佹帴瑙﹀櫒KM绾垮湀銆佹寚绀虹伅HL1銆丠L2绛変綔涓篜LC鐨勮緭鍑鸿澶囨帴鍦≒LC鐨勮緭鍑烘帴鍙d笂銆傛寜鍒堕€昏緫閫氳繃鎵ц鎸夌収鐢靛姩鏈哄叏鍘嬫帶鍒惰姹傜紪鍐欏苟瀛樺叆绋嬪簭瀛樺偍鍣ㄥ唴鐨勭敤鎴风▼搴忓疄鐜般€?/span>

鍥? 鐢靛姩鏈哄叏鍘嬭捣鍔≒LC鎺у埗鎺ョ嚎鍥?/span>

a)涓荤數璺?b)I/O瀹為檯鎺ョ嚎鍥?/span>

2锛夊缓绔嬪唴閮↖/O鏄犲儚鍖?/span>

鍦≒LC瀛樺偍鍣ㄥ唴寮€杈熶簡I/O鏄犲儚瀛樺偍鍖猴紝鐢ㄤ簬瀛樻斁I/O淇″彿鐨勭姸鎬侊紝鍒嗗埆绉颁负杈撳叆鏄犲儚瀵勫瓨鍣ㄥ拰杈撳嚭鏄犲儚瀵勫瓨鍣紝姝ゅPLC鍏跺畠缂栫▼鍏冧欢涔熸湁鐩稿搴旂殑鏄犲儚瀛樺偍鍣紝绉颁负鍏冧欢鏄犲儚瀵勫瓨鍣ㄣ€?/span>

I/O鏄犲儚鍖虹殑澶у皬鐢盤LC鐨勭郴缁熺▼搴忕‘瀹氾紝瀵逛簬绯荤粺鐨勬瘡涓€涓緭鍏ョ偣鎬绘湁涓€涓緭鍏ユ槧鍍忓尯鐨勬煇涓€浣嶄笌涔嬬浉瀵瑰簲锛屽浜庣郴缁熺殑姣忎竴涓緭鍑虹偣涔熼兘鏈夎緭鍑烘槧鍍忓尯鐨勬煇涓€浣嶄笌涔嬬浉瀵瑰簲锛屼笖绯荤粺鐨勮緭鍏ヨ緭鍑虹偣鐨勭紪鍧€鍙蜂笌I/O鏄犲儚鍖虹殑鏄犲儚瀵勫瓨鍣ㄥ湴鍧€鍙蜂篃瀵瑰簲銆?/span>

PLC宸ヤ綔鏃讹紝灏嗛噰闆嗗埌鐨勮緭鍏ヤ俊鍙风姸鎬佸瓨鏀惧湪杈撳叆鏄犲儚鍖哄搴旂殑浣嶄笂锛岃繍绠楃粨鏋滃瓨鏀惧埌杈撳嚭鏄犲儚鍖哄搴旂殑浣嶄笂锛孭LC鍦ㄦ墽琛岀敤鎴风▼搴忔椂鎵€闇€鎻忚堪杈撳叆缁х數鍣ㄧ殑绛夋晥瑙﹀ご鎴栬緭鍑虹户鐢靛櫒鐨勭瓑鏁堣Е澶淬€佺瓑鏁堢嚎鍦堢姸鎬佺殑鏁版嵁鍙栫敤浜嶪/O鏄犲儚鍖猴紝鑰屼笉鐩存帴涓庡閮ㄨ澶囧彂鐢熷叧绯汇€?/span>

I/O鏄犲儚鍖虹殑寤虹珛浣縋LC宸ヤ綔鏃跺彧鍜屽唴瀛樻湁鍏冲湴鍧€鍗曞厓鍐呮墍瀛樼殑鐘舵€佹暟鎹彂鐢熷叧绯伙紝鑰岀郴缁熻緭鍑轰篃鍙槸缁欏唴瀛樻煇涓€鍦板潃鍗曞厓璁惧畾涓€涓姸鎬佹暟鎹€傝繖鏍蜂笉浠呭姞蹇簡绋嬪簭鎵ц閫熷害锛岃€屼笖浣挎帶鍒剁郴缁熶笌澶栫晫闅斿紑锛屾彁楂樹簡绯荤粺鐨勬姉骞叉壈鑳藉姏銆?/span>

3锛夊唴閮ㄧ瓑鏁堢數璺?/span>

鍥?鏄疨LC鐨勫唴閮ㄧ瓑鏁堢數璺紝浠ュ叾涓殑璧峰姩鎸夐挳SB1涓轰緥锛屽叾鎺ュ叆鎺ュ彛I0.0涓庤緭鍏ユ槧鍍忓尯鐨勪竴涓Е鍙戝櫒I0.0鐩歌繛鎺ワ紝褰揝B1鎺ラ€氭椂锛岃Е鍙戝櫒 I0.0灏辫瑙﹀彂涓?ldquo;1”鐘舵€侊紝鑰岃繖涓?ldquo;1”鐘舵€佸彲琚敤鎴风▼搴忕洿鎺ュ紩鐢ㄤ负I0.0瑙﹀ご鐨勭姸鎬侊紝姝ゆ椂I0.0瑙﹀ご涓嶴B1鐨勯€氭柇鐘舵€佺浉鍚岋紝鍒橲B1鎺ラ€氾紝I0.0瑙﹀ご鐘舵€佷负“1”锛屽弽涔婼B1鏂紑锛孖0.0瑙﹀ご鐘舵€佷负“0”锛岀敱浜嶪0.0瑙﹀彂鍣ㄥ姛鑳戒笌缁х數鍣ㄧ嚎鍦堢浉鍚屼笖涓嶇敤纭繛鎺ョ嚎锛屾墍浠0.0瑙﹀彂鍣ㄧ瓑鏁堜负PLC鍐呴儴鐨勪竴涓狪0.0杞户鐢靛櫒绾垮湀锛岀洿鎺ュ紩鐢↖0.0绾垮湀鐘舵€佺殑I0.0瑙﹀ご灏辩瓑鏁堜负涓€涓彈I0.0绾垮湀鎺у埗鐨勫父寮€瑙﹀ご锛堟垨绉颁负鍔ㄥ悎瑙﹀ご锛夈€?/span>

鍥? PLC鍐呴儴绛夋晥鐢佃矾

鍚岀悊锛屽仠姝㈡寜閽甋B2涓嶱LC鍐呴儴鐨勪竴涓蒋缁х數鍣ㄧ嚎鍦圛0.1鐩歌繛鎺ワ紝SB2闂悎锛孖0.1绾垮湀鐨勭姸鎬佷负“1”锛屽弽涔嬩负“0”锛岃€岀户鐢靛櫒绾垮湀I0.1鐨勭姸鎬佽鐢ㄦ埛绋嬪簭鍙栧弽鍚庡紩鐢ㄤ负I0.1瑙﹀ご鐨勭姸鎬侊紝鎵€浠0.1绛夋晥涓轰竴涓彈I0.1绾垮湀鎺у埗鐨勫父闂Е澶达紙鎴栫О鍔ㄦ柇瑙﹀ご锛夈€傝€岃緭鍑鸿Е澶碤0.0銆丵0.1鍒欐槸PLC鍐呴儴缁х數鍣ㄧ殑鐗╃悊甯稿紑瑙﹀ご锛屼竴鏃﹂棴鍚堬紝澶栭儴鐩稿簲鐨凨M绾垮湀銆佹寚绀虹伅HL1灏变細鎺ラ€氥€侾LC杈撳嚭绔湁杈撳嚭鐢垫簮鐢ㄧ殑鍏叡鎺ュ彛COM銆?/span>

2. PLC鎺у埗绯荤粺

鐢≒LC瀹炵幇鐢靛姩鏈哄叏鍘嬭捣鍔ㄧ數姘旀帶鍒剁郴缁燂紝鍏朵富鐢佃矾鍩烘湰淇濇寔涓嶅彉锛岃€岀敤PLC鏇夸唬鐢垫皵鎺у埗绾胯矾銆?/span>

1锛塒LC鎺у埗绯荤粺鏋勬垚

鍥?鏄數鍔ㄦ満鍏ㄥ帇璧峰姩鐨凱LC鎺у埗绯荤粺鍩烘湰鏋勬垚鍥撅紝鍙皢涔嬪垎鎴愯緭鍏ョ數璺€佸唴閮ㄦ帶鍒剁數璺拰杈撳嚭鐢佃矾涓変釜閮ㄥ垎銆?/span>

 

鍥? PLC鎺у埗绯荤粺鍩烘湰鏋勬垚妗嗗浘

杈撳叆鐢佃矾

杈撳叆鐢佃矾鐨勪綔鐢ㄦ槸灏嗚緭鍏ユ帶鍒朵俊鍙烽€佸叆PLC锛岃緭鍏ヨ澶囦负鎸夐挳SB1銆丼B2鍙奆R甯搁棴瑙﹀ご銆傚閮ㄨ緭鍏ョ殑鎺у埗淇″彿缁廝LC杈撳叆鍒板搴旂殑涓€涓緭鍏ョ户鐢靛櫒锛岃緭鍏ョ户鐢靛櫒鍙彁渚涗换鎰忓涓父寮€瑙﹀ご鍜屽父闂Е澶达紝渚汸LC鍐呭鎺у埗鐢佃矾缂栫▼浣跨敤銆?/span>

杈撳嚭鐢佃矾

杈撳嚭鐢佃矾鐨勪綔鐢ㄦ槸灏哖LC鐨勮緭鍑烘帶鍒朵俊鍙疯浆鎹负鑳藉椹卞姩KM绾垮湀鍜孒L1鎸囩ず鐏殑淇″彿銆侾LC鍐呴儴鎺у埗鐢佃矾涓湁璁稿杈撳嚭缁х數鍣紝姣忎釜杈撳嚭缁х數鍣ㄩ櫎浜?PLC鍐呴儴鎺у埗鐢佃矾鎻愪緵缂栫▼鐢ㄧ殑甯稿紑瑙﹀ご鍜屽父闂Е澶村锛岃繕涓鸿緭鍑虹數璺彁渚涗竴涓父寮€瑙﹀ご涓庤緭鍑虹鍙g浉杩烇紝璇ヨЕ澶寸О涓哄唴閮ㄧ‖瑙﹀ご锛屾槸涓€涓唴閮ㄧ墿鐞嗗父寮€瑙﹀ご銆傞€氳繃璇ヨЕ澶撮┍鍔ㄥ閮ㄧ殑KM绾垮湀鍜孒L1鎸囩ず鐏瓑璐熻浇锛岃€孠M绾垮湀鍐嶉€氳繃涓荤數璺腑KM涓昏Е澶村幓鎺у埗鐢靛姩鏈篗鐨勮捣鍔ㄤ笌鍋滄銆傞┍鍔ㄨ礋杞界殑鐢垫簮鐢卞鐢甸儴鐢垫簮鎻愪緵锛孭LC鐨勮緭鍑虹鍙d腑杩樻湁杈撳嚭鐢垫簮鐢ㄧ殑COM鍏叡绔€?/span>

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鍐呴儴鎺у埗鐢佃矾

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