瑗块杸瀛怭LC涓€绱氫唬鐞嗗晢 瑗块杸瀛怭LC涓€绱氫唬鐞嗗晢 瑗块杸瀛怭LC涓€绱氫唬鐞嗗晢
S7-200 SMART锛孋PU ST60锛屾婧栧瀷 CPU 妯″锛屾櫠楂旂杓稿嚭锛�24 V DC 渚涢浕锛�36 杓稿叆/24 杓稿嚭
寰炰簨闆诲姏浣滄キ(y猫)鐨勪汉鍝￠兘鐭ラ亾锛屽伐妤�(y猫)鐢熺敘鍜岀鎶€鐨勭櫦(f膩)灞曢兘闆笉闁婸LC鐨勮嚜鍕曞寲鎺у埗锛孭LC鍙互寤ｇ京鐨勭悊瑙ｇ偤锛氶泦涓殑绻奸浕鍣ㄥ欢浼告帶鍒舵煖锛屽闅涚殑鐢熺敘鎳夌敤涓�锛孭LC澶уぇ鐨勭瘈(ji茅)鐪佷簡宸ユキ(y猫)鎺у埗鐨�锛屼簡瑷倷鐨勯泦涓鐞嗗拰鑷嫊鎺у埗锛屾兂瑕佸濂絇LC锛岄鍏圥LC鐨勫熀绀庨渶瑕佹墡瀵�銆�
1銆佸緸PLC 鐨勭祫鎴愪締鐪�, 闄� CPU 锛屽瓨鍎插櫒鍙婇€氫俊鎺ュ彛澶�,鑸囧伐妤�(y猫)鐝�(xi脿n)鍫寸洿鎺ユ湁闂滅殑閭勬湁鍝簺鎺ュ彛?骞惰鏄庡叾涓昏鍔熻兘銆�
锛�1锛夎几鍏ユ帴鍙�:鎺ュ彈琚帶瑷倷鐨勪俊铏�,骞堕€氶亷鍏夐浕鑰﹀悎鍣ㄤ欢鍜岃几鍏ラ浕璺﹨鍕曞収閮ㄩ浕璺帴閫氭垨鏂烽枊銆�
锛�2锛夎几鍑烘帴鍙�:绋嬪簭鐨勫煼(zh铆)琛岀祼鏋滈€氶亷杓稿嚭鎺ュ彛鐨勫厜闆昏€﹀悎鍣ㄤ欢鍜岃几鍑虹祫浠� (绻奸浕鍣�銆� 鏅堕枠绠�銆佹櫠楂旂)杓稿嚭,鎺у埗澶栭儴璨犺級鐨勬帴閫氭垨鏂烽枊銆�
2銆� PLC 鐨勫熀鏈柈鍏冪敱鍝咕鍊嬮儴浠界祫鎴�?鍚勮捣浠€涔堜綔鐢�?
锛�1锛� CPU :PLC 鐨勬牳蹇冮儴浠�,鎸囨彯 PLC 閫茶鍚勭ó宸ヤ綔銆傚鎺ュ彈鐢ㄦ埗绋嬪簭鍜屾暩(sh霉) 鎿�(j霉)銆佽ê鏂�銆佸煼(zh铆)琛屽煼(zh铆)琛岀▼搴忕瓑;
锛�2锛夊瓨鍎插櫒:瀛樺劜绯荤当(t菕ng)鍜岀敤鎴剁殑绋嬪簭鍜屾暩(sh霉)鎿�(j霉);
锛�3锛� I / O鎺ュ彛:PLC 鑸囧伐妤�(y猫)鐢熺敘鐝�(xi脿n)鍫磋鎺у皪璞′箣闁撶殑閫ｆ帴閮ㄤ欢,鐢ㄤ締鎺ュ彈琚帶瑷� 鍌欑殑淇¤櫉鍜岃几鍑虹▼搴忕殑鍩�(zh铆)琛岀祼鏋�;
锛�4锛夐€氫俊鎺ュ彛:閫氶亷閫氫俊鎺ュ彛鑸囩洠(ji膩n)瑕栧櫒銆佹墦鍗版绛夊叾浠栬ō鍌欓€茶淇℃伅浜ゆ彌;
锛�5锛夐浕婧�銆�
3銆� PLC 闁嬮棞閲忚几鍑烘帴鍙ｆ湁鍝咕绋鍨�?鍚勬湁浠€涔堢壒榛�?
鏅堕枠绠¤几鍑哄瀷:涓€鑸儏娉佷笅锛屽彧鑳藉付浜ゆ祦璨犺級,闊挎噳閫熷害蹇�,鍕曚綔闋�;
鏅堕珨绠¤几鍑哄瀷:涓€鑸儏娉佷笅锛屽彧鑳藉付鐩存祦璨犺級,闊挎噳閫熷害蹇�,鍕曚綔闋�;
绻奸浕鍣ㄨ几鍑哄瀷:涓€鑸儏娉佷笅锛屽彲甯朵氦銆佺洿娴佽矤杓�,浣嗗叾闊挎噳鏅傞枔闀�,鍕曚綔闋荤巼浣�銆�
4銆佹寜绲愭鍨嬪紡鍒�, PLC 鏈夊摢骞剧ó椤炲瀷?鍚勬湁浠€涔堢壒榛�?
锛�1锛夋暣楂斿紡:灏� CPU 銆� 闆绘簮銆� I/O閮ㄤ欢閮介泦涓湪涓€鍊嬫绠卞収,绲愭绶婃箠銆� 浣�,涓€鑸皬鍨� PLC 閲囩敤閫欑ó绲愭;
锛�2锛夋ā濉婂紡:灏� PLC 鐨勫悇鍊嬮儴鍒嗗垎鎴愯嫢骞插€嬪柈鐛ㄧ殑妯″,鍙牴鎿�(j霉)闇€瑕侀伕閰嶄笉鍚屾ā濉婄祫鎴愪竴鍊嬬郴绲�(t菕ng), 鍏锋湁閰嶇疆闈堟椿銆� 鏂逛究鎿村睍鍜岀董淇殑鐗归粸, 涓€鑸腑銆� 澶у瀷 PLC 閲囩敤閫欑ó绲愭銆傛ā濉婂紡 PLC 鐢辨鏋舵垨鍩烘澘鍜屽悇绋ā濉婄祫鎴�,妯″瑁濆湪妗嗘灦鎴栧熀鏉跨殑鎻掑骇涓�銆�
锛�3锛夌枈瑁濆紡锛氱祼鍚堜簡鏁撮珨寮忓拰妯″寮忕殑鐗归粸,鐤婅寮� PLC 鐨� CPU 銆侀浕婧�銆� I/O 鎺ュ彛 绛変篃鏄悇鑷崹绔嬬殑妯″,浣嗗畠鍊戜箣闁撴槸闈犻浕绾滈€ｆ帴,浣垮緱绯荤当(t菕ng)涓嶅儏閰嶇疆闈堟椿 鑰屼笖楂旂⿳灏忓阀銆�
5銆佷粈涔堝彨 PLC 鐨勬巸鎻忓懆鏈�?瀹冧富瑕佸彈浠€涔堝奖闊�?
PLC 鐨勬巸鎻忛亷绋嬪寘鍚収閮ㄨ檿鐞�銆侀€氫俊鏈嶅嫏銆佽几鍏ヨ檿鐞嗐€佺▼搴忓煼(zh铆)琛�銆佽几鍑� 铏曠悊 浜斿€嬮殠娈�,閫欎簲鍊嬮殠娈垫巸鎻忎竴娆℃墍闇€鐨勬檪闁撶ū鐐烘巸鎻忓懆鏈�銆�
鎺冩弿鍛ㄦ湡鑸� CPU 閬嬭閫熷害銆� PLC 纭欢閰嶇疆鍜岀敤鎴剁▼搴忛暦鐭湁闂溿€�
6銆� PLC 閲囩敤浠€涔堟柟寮忓煼(zh铆)琛岀敤鎴剁▼搴�?鐢ㄦ埗绋嬪簭鍩�(zh铆)琛岄亷绋嬪寘鎷摢浜涢殠娈�?
PLC 閲囩敤寰挵(hu谩n)鎺冩弿鐨勬柟寮忓煼(zh铆)琛岀敤鎴剁▼搴�,鐢ㄦ埗绋嬪簭鐨勫煼(zh铆)琛岄亷绋嬪寘鎷几鍏ラ噰妯ｉ殠娈点€佺▼搴忓煼(zh铆)琛岄殠娈靛拰杓稿嚭鍒锋柊闅庢銆�
7銆� PLC 鎺у埗绯荤当(t菕ng)鑸囩辜闆诲櫒鎺у埗绯荤当(t菕ng)鐩告瘮,鍏锋湁鍝簺鍎�(y艒u)榛�?
锛�1锛� 鎺у埗鏂规硶涓�:PLC 閲囩敤绋嬪簭鏂瑰紡瀵︾従(xi脿n)鎺у埗, 瀹规槗鏀硅畩鎴栧鍔犳帶鍒惰姹�, 涓� PLC 鐨勮Ц榛�;
锛�2锛夊伐浣滄柟寮忎笂:PLC 閲囩敤涓茶宸ヤ綔鏂瑰紡,鎻愰珮绯荤当(t菕ng)鐨勬姉骞叉摼鑳藉姏;
锛�3锛夋帶鍒堕€熷害涓�:PLC 鐨勮Ц榛炲闅涗笂鏄Ц鐧�(f膩)鍣�,鎸囦护鍩�(zh铆)琛岀殑鏅傞枔鍦ㄥ井绉掔礆;
锛�4锛� 瀹氭檪鍜岃▓鏁�(sh霉)涓�:PLC 閲囩敤鍗婂皫楂旈泦鎴愰浕璺綔瀹氭檪鍣�, 鏅傞悩鑴堟矕鐢辨櫠鎸彁渚�,寤舵檪 绮惧害楂�,鑼冨湇瀵�銆� PLC 鍏锋湁绻奸浕鍣ㄧ郴绲�(t菕ng)涓嶅叿鍌欑殑瑷堟暩(sh霉)鍔熻兘;
锛�5锛夊彲闈犳€у拰鍙董璀锋€т笂:PLC 閲囩敤寰浕瀛愭妧琛�,鍙潬鎬ч珮,鎵€鍏锋湁鐨勮嚜妾㈠姛鑳借兘 鍙婃檪鏌ュ嚭銆�
8銆� PLC 鐐轰粈涔堟渻鐢㈢敓杓稿嚭闊挎噳婊悗鐝�(xi脿n)璞�?鎻愰珮 I/O闊挎噳閫熷害?
鍥犵偤 PLC 閲囩敤闆嗕腑閲囨ǎ銆侀泦涓几鍑虹殑寰挵(hu谩n)鎺冩弿宸ヤ綔鏂瑰紡,杓稿叆绔殑鐙€鎱�(t脿i)鍙湪 姣忓€嬫巸鎻忓懆鏈熺殑杓稿叆閲囨ǎ闅庢鎵嶈兘琚畝鍏�, 鑰岀▼搴忕殑鍩�(zh铆)琛岀祼鏋滃彧鍦ㄨ几鍑哄埛鏂伴殠娈垫墠 琚€佸嚭; 鍏舵 PLC 鐨勮几鍏�銆� 杓稿嚭寤跺欢閬�, 鐢ㄦ埗绋嬪簭鐨勯暦搴︾瓑鍧囪兘寮曡捣杓稿嚭闊挎噳婊悗銆�
瑕佹彁楂� I/O闊垮叆閲囨ǎ銆佽几鍑哄埛鏂�,鎴栫洿鎺ヨ几鍏ラ噰妯�銆佽几 鍑哄埛 鏂�,浠ュ強涓柗杓稿叆杓稿嚭鍜屾櫤鑳藉寲 I/O鎺ュ彛绛夊绋柟寮�銆�
9銆� 瑗块杸瀛� 绯诲垪 PLC 鍏ч儴杌熺辜闆诲櫒鏈夊摢骞剧ó?
杓稿叆绻奸浕鍣ㄣ€佽几鍑虹辜闆诲櫒銆佽紨鍔╃辜闆诲櫒銆佺媭鎱�(t脿i)瀵勫瓨鍣�銆佸畾鏅傚櫒銆佽▓鏁�(sh霉)鍣�銆� 鏁�(sh霉)鎿�(j霉) 瀵勫瓨鍣ㄣ€�
10銆侀伕鎿� PLC ?
1) 姗熷瀷閬告搰:鎳夊緸绲愭褰㈠紡銆� 瀹夎鏂瑰紡銆� 鍔熻兘瑕佹眰銆� 闊挎噳閫熷害銆� 鍙潬 鎬ц姹�銆� 姗熷瀷绲�(t菕ng)涓€绛夊咕鍊嬫柟闈㈣€冩叜;
2)瀹归噺閬告搰:鎳夊緸 I/O榛炴暩(sh霉)銆佺敤鎴跺瓨鍎插閲忓叐鍊嬫柟闈㈣€冩叜;
3) I/O妯″閬告搰:鍖呮嫭闁嬮棞閲忓拰妯℃摤閲� I/O妯″閬告搰, 浠ュ強鐗规畩鍔熻兘妯″鐨� 閬告搰;
4)闆绘簮妯″鍙婄法绋嬪櫒绛夊叾瀹冭ō鍌欑殑閬告搰銆�
11銆� 绨″柈鏁樿堪 PLC 闆嗕腑閲囨ǎ銆� 闆嗕腑杓稿嚭宸ヤ綔鏂瑰紡鐨勭壒榛�, 閲囩敤閫欑ó宸ヤ綔鏂瑰紡鍏锋湁鍝簺鍎�(y艒u)銆佺己榛�?
闆嗕腑閲囨ǎ:鍦ㄤ竴鍊嬫巸鎻忓懆鏈熷収,灏嶈几鍏ョ媭鎱�(t脿i)鐨勯噰妯ｅ彧鍦ㄨ几鍏ラ噰妯ｉ殠娈甸€茶, 鐣堕€插叆绋嬪簭鍩�(zh铆)琛岄殠娈靛悗杓稿叆绔皣琚皝閹栥€�
闆嗕腑杓稿嚭:鍦ㄤ竴鍊嬫巸鎻忓懆鏈熷収, 鍙湁鍦ㄨ几鍑� 鍒锋柊闅庢鎵嶅皣杓稿嚭鏄犲儚瀵勫瓨鍣ㄤ腑鑸囪几鍑烘湁闂滅殑鐙€鎱�(t脿i)杞夊瓨鍒拌几鍑洪帠瀛樺櫒涓�, 灏嶈几鍑烘帴 鍙ｉ€茶鍒锋柊,鍦ㄥ叾浠栭殠娈佃几鍑� 鐙€鎱�(t脿i)涓€鐩翠繚瀛樺湪杓稿嚭鏄犲儚瀵勫瓨鍣ㄤ腑銆傞噰鐢ㄩ€欑ó宸ヤ綔 鏂瑰紡鍙彁楂樼郴绲�(t菕ng)鐨勬姉骞叉摼鑳藉姏,澧炲挤绯荤当(t菕ng)鐨勫彲闈犳€�,浣嗘渻寮曡捣 PLC 杓稿叆 /杓稿嚭闊挎噳 鐨勬化鍚庛€�
12銆� PLC 閲囩敤浠€涔堟ǎ鐨勫伐浣滄柟寮�?鏈変綍鐗归粸?
PLC 閲囩敤闆嗕腑閲囨ǎ銆侀泦涓几鍑�銆佸惊鐠�(hu谩n)鎺冩弿鐨勫伐浣滄柟寮�銆�
鐗归粸:闆嗕腑閲囨ǎ鏄寚鍦ㄤ竴鍊嬫巸鎻忓懆鏈熷収, PLC 灏嶈几鍏ョ媭鎱�(t脿i)鐨勯噰妯ｅ彧鍦ㄨ几鍏ラ噰 妯ｉ殠 娈甸€茶, 鐣堕€插叆绋嬪簭鍩�(zh铆)琛岄殠娈靛悗杓稿叆绔皣琚皝閹�銆�
闆嗕腑杓稿嚭鏄寚鍦ㄤ竴鍊嬫巸鎻忓懆鏈熷収, PLC 鍙湪杓稿嚭鍒锋柊闅庢鎵嶅皣杓稿嚭鏄犲儚瀵勫瓨 鍣ㄤ腑鑸囪几鍑烘湁闂滅殑鐙€鎱�(t脿i)杞夊瓨鍒拌几鍑洪帠瀛� 鍣ㄤ腑, 灏嶈几鍑烘帴鍙ｉ€茶鍒锋柊,鍦ㄥ叾浠栭殠娈� 杓稿嚭鐙€鎱�(t脿i)涓€鐩翠繚瀛樺湪杓稿嚭鏄犲儚瀵勫瓨鍣ㄤ腑銆�
寰挵(hu谩n)鎺冩弿鏄寚 PLC 鍦ㄤ竴鍊嬫巸鎻忓懆鏈熷収闇€瑕佸煼(zh铆)琛屽鍊嬫搷浣�, 瀹冮噰鐢ㄥ垎鏅傛巸鎻忕殑鏂瑰紡 鎸夐爢搴忛€愬€嬪煼(zh铆)琛�,鍛ㄨ€屽京濮嬮噸寰╅亱琛�銆�
