鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫寸恫(w菐ng)
鐧婚寗 | 鍏嶈不(f猫i)娉ㄥ唺
銆�銆�HART鍗�(xi茅)璀�锛圚ighway Addressible Remote Transducer锛夛細鏄疪osemount鍏徃浜�1986骞存彁鍑虹殑涓�闋呮(bi膩o)婧�(zh菙n)銆�
銆�銆�瀵�(sh铆)鐝�(xi脿n)4~20mA妯℃摤淇¤櫉鑸囨暩(sh霉)瀛楅�氳▕鍏煎鐨勬(bi膩o)婧�(zh菙n)锛屾槸鐝�(xi脿n)鍫�绺界窔鐨勯亷娓℃�ф(bi膩o)婧�(zh菙n)銆�
銆�銆�HART鍗�(xi茅)璀版槸涓�鍊嬮枊鏀炬�у崝(xi茅)璀�锛屽凡鎴愮偤鏅鸿兘鍎�琛�浜嬪(sh铆)涓婄殑宸ユキ(y猫)妯�(bi膩o)婧�(zh菙n)锛�
銆�銆�1996骞�锛孒ART鍗�(xi茅)璀扮敘(ch菐n)鍝佺敘(ch菐n)閲忕偤60钀嚭锛孎(xi脿n)isher-Rosemount鍏徃鐨�25钀嚭璁婇�佸櫒涓璈ART鍗�(xi茅)璀扮敘(ch菐n)鍝佺磩鍗�76%銆�
銆�銆�灏堝鍊戦爯(y霉)瑷�锛孒ART鍦ㄥ湅闅涗笂鐨勪娇鐢ㄥ＝鍛界偤15~20骞�锛屽湪鍦嬪収(n猫i)鐢变簬瀹㈣姊濅欢鎵�闄愶紝閫欏�嬫檪闁撴渻鏇撮暦涓�浜�銆�
銆�銆�HART涓嶆槸鐪熸鐨勭従(xi脿n)鍫寸附绶�锛岃�屾槸寰炴ā鎿帶鍒剁郴绲�(t菕ng)鍚戠従(xi脿n)鍫寸附绶氶亷娓＄殑涓�濉婅笍鑵崇煶銆�
銆�銆�閫氫俊鏂瑰紡
銆�銆�涓诲緸寮忛�氫俊
銆�銆�鐢变富瑷�(sh猫)鍌欎締鎺у埗鏁�(sh霉)鎿�(j霉)骞�鐨勫偝閫�
銆�銆�鏈�澶氬厑瑷�15鍊嬪緸瑷�(sh猫)鍌欓�ｆ帴鍒颁竴姊濆榛�(di菐n)閫氳▕绶氫笂
銆�銆�绐佺櫦(f膩)妯″紡
銆�銆�寰炶ō(sh猫)鍌欏畾鏅傞噸寰�(f霉)鐧�(f膩)閫佹暩(sh霉)鎿�(j霉)骞�
銆�銆�鍗婇洐宸ラ�氳▕鏂瑰紡
銆�銆�灏嬪潃鑼冨湇锛�0 ~ 15
銆�銆�鐣�(d膩ng)?sh霉)鍒傜獮?鏅�锛岃檿浜�4~20mADC鑸囨暩(sh霉)瀛楅�氫俊鍏煎鐙�鎱�(t脿i)銆�
銆�銆�鐣�(d膩ng)?sh霉)鍒傜獮?~15鏅傦紝鍓囪檿浜庡叏鏁�(sh霉)瀛楅�氫俊鐙�鎱�(t脿i)銆�
銆�銆�閫氳▕骞�鏍煎紡
銆�銆�PREM BCNT DELM STATUS ADDR DATA CMD CHK
銆�銆�PREM: Preamble搴忔枃 BCNT: Bycount 瀛楃瘈(ji茅)鏁�(sh霉)
銆�銆�DELM: Delimiter璧峰瀛楃 STATUS: 璁婇�佸櫒閫氳▕鐙�鎱�(t脿i)
銆�銆�ADDR: Address鍦板潃锛堟簮鍦板潃鍜岀洰鐨勫湴鍧�锛�
銆�銆�DATA: 閫氳▕鏁�(sh霉)鎿�(j霉)
銆�銆�CMD: Command 鍛戒护铏� CHK: Checksum 鏍￠鍜屾暩(sh霉)鎿�(j霉)骞�闀峰害涓嶅浐瀹氾紝鏈�闀�25鍊嬪瓧绡�(ji茅)銆�
銆�銆�閫氱敤鍛戒护(Universal Commend)锛�
銆�銆�灏嶆墍鏈夌鍚圚ART鍗�(xi茅)璀扮殑鐝�(xi脿n)鍫磋ō(sh猫)鍌欓兘閬╃敤鐨勫懡浠ゃ�傚寘鎷互涓嬪収(n猫i)瀹癸細
銆�銆�璁�璁婇�佸櫒鐨勯噺绋�銆佸柈浣嶄互鍙婇樆灏兼檪闁撳父鏁�(sh霉)锛�
銆�銆�璁�鍑哄偝鎰熷櫒涓茶伅(li谩n)鏁�(sh霉)鐩強鍏堕檺鍒�锛�
銆�銆�瀵叆杓鍦板潃锛�
銆�銆�璁�鍑哄埗閫犲粻鍙婄敘(ch菐n)鍝佸瀷铏燂紱
銆�銆�璁�鍑轰富璁婇噺鍙婂柈浣�锛�
銆�銆�璁�鍑洪浕娴佺殑杓稿嚭鍙婄櫨鍒嗘瘮杓稿嚭锛�
銆�銆�璁�瀵�8鍊嬪瓧绗︾殑妯�(bi膩o)鐗岃櫉锛�16鍊嬪瓧绗︾殑鎻忚堪鍏�(n猫i)瀹逛互鍙婃棩鏈熺瓑锛�
銆�銆�鏅�氭噳(y墨ng)鐢ㄥ懡浠�(Common-Practice Command)锛�
銆�銆�閬╃敤浜庡ぇ閮ㄥ垎绗﹀悎HART鍗�(xi茅)璀扮殑鐢�(ch菐n)鍝�锛屼絾涓嶅悓鍏徃鐨凥ART鐢�(ch菐n)鍝佸彲鑳芥渻鏈夊皯閲忓崁(q奴)鍒�锛屽瀵富璁婇噺鍠綅锛屽井瑾�(di脿o)DA鐨勯浂榛�(di菐n)鍜屽鐩婄瓑銆�
銆�銆�涓昏鍖呮嫭锛�
銆�銆�瀵叆闃诲凹鏅傞枔甯告暩(sh霉)锛�
銆�銆�瀵叆璁婇�佸櫒閲忕▼锛�
銆�銆�妯�(bi膩o)瀹氾紙瑷�(sh猫)缃浂榛�(di菐n)鍜岄噺绋嬶級锛�
銆�銆�寰(di脿o)涓昏畩閲忛浂榛�(di菐n)锛�
銆�銆�寰(di脿o)DAC鐨勯浂榛�(di菐n)鍜屽鐩�锛�
銆�銆�瀹屾垚鑷鍙婁富姗�(j墨)寰�(f霉)浣�锛�
銆�銆�鐗规畩鍛戒护(Transmitter-Specific Command)锛�
銆�銆�鍍呴仼鐢ㄤ簬鏌愮ó鍏烽珨鐨勭従(xi脿n)鍫磋ō(sh猫)鍌�銆傞�欐槸鍚勫鍏徃鐨勭敘(ch菐n)鍝佽嚜宸辨墍鐗规湁鐨勫懡浠�锛屼笉浜掔浉鍏煎锛屽鐗瑰緛鍖�锛屽井瑾�(di脿o)鍌虫劅闋牎姝ｇ瓑銆�
銆�銆�涓昏鍛戒护鍖呮嫭锛�
銆�銆�璁�鍑烘垨?q奴)鎳叴_鏂瑰皬娴侀噺鎴柗鍊�锛�
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銆�銆�閬告搰涓昏畩閲忥紙璩�(zh矛)閲忔祦閲忔垨瀵嗗害锛夛紱
銆�銆�璁�鍑烘垨?q奴)鎳櫌M鎱�(t脿i)淇℃伅璩囨枡锛�
銆�銆�寰(di脿o)鍌虫劅鍣ㄧ殑妯�(bi膩o)瀹�锛�
銆�銆�瑷�(sh猫)鍌欐弿杩拌獮瑷�锛圖DL锛�
銆�銆�DDL锛圖evice Description Language)鏄娇绗﹀悎HART鍗�(xi茅)璀扮殑瑷�(sh猫)鍌欑湡姝ｅ仛鍒板畬鍏ㄥ吋瀹圭殑閲嶈淇濊瓑銆�
銆�銆�瀹冨寘鎷従(xi脿n)鍫磋ō(sh猫)鍌欑殑DDL鎻忚堪鍜屼富瑷�(sh猫)鍌欑殑DDL瑙ｉ噵鍣ㄥ叐閮ㄥ垎銆�
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