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          485B RS-232/RS-485/422杞�(zhu菐n)鎻涘櫒 璩囨枡涓嬭級

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          485B
           
          RS-232/RS-485/RS-422鍚屾檪杞�(zhu菐n)鎻涘櫒锛堝寮峰瀷銆�1800绫筹級
           
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          RS-485鐐哄崐闆欏伐閫氫俊鏂瑰紡銆�RS-422鐐哄叏闆欏伐鏂瑰紡銆傞潪鍏夐殧杞�(zhu菐n)鎻涘櫒锛堝瀷铏燂細485B銆�485C銆�48锛夌劇闇€澶栨帴闆绘簮锛寊ui楂橀€熺巼115.2Kbps銆傛尝澹浕瀛愮殑绯诲垪杞�(zhu菐n)鎻涘櫒鍒嗙偤绔粸寮忚垏绡€(ji茅)榛炲紡锛屼竴鑸粯瑾嶇偤绔粸寮忋€傜榛炲紡鍙互甯�128鍊�銆佺瘈(ji茅)榛炲紡鍙互琚付128鍊嬮粸銆傛墍鏈夊厜闅旇綁(zhu菐n)鎻涘櫒鐨勯殧闆㈤浕澹撳潎鐐�2500V銆傛墍鏈夋尝澹綁(zhu菐n)鎻涘櫒鍧囧収(n猫i)缃�600W鎶楅浄鎿婃氮娑屼繚璀峰櫒鍜�1500V闃查潨闆讳繚璀峰櫒銆�
           
           
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                 RS-485鐨�+A鎺ュ皪鏂圭殑+A銆�—B鎺ュ皪鏂圭殑—B銆丟ND锛堝湴锛夋帴灏嶆柟鐨凣ND锛堝湴锛夈€�
          RS-422鐨勬帴绶氬師鍓囷細+鐧�(f膩)”鎺ュ皪鏂圭殑“+鏀�”銆�“—鐧�(f膩)”鎺ュ皪鏂圭殑“—鏀�”銆�“+鏀�”鎺ュ皪鏂圭殑“+鐧�(f膩)”銆�“—鏀�”鎺ュ皪鏂圭殑“—鐧�(f膩)”銆丟ND锛堝湴锛夋帴灏嶆柟鐨凣ND锛堝湴锛夈€�
          涓€瀹氳灏嘒ND锛堝湴锛夌窔鎺ュ埌灏嶆柟鐨凣ND锛堝湴锛�锛岄櫎闈炵⒑淇濋€氫俊闆欐柟閮藉凡缍�(j墨ng)鑹ソ鍏卞湴銆�
           
          485B鐨勬帴绶氱瀛愬紩鑵冲澶栧舰鍦�锛屾嫈鍘荤瀛愬悗鐨凞B-9閲濈鐨勫紩鑵冲垎閰嶅涓嬶細
           
          1 锛圧S-485锛�
           
          2 锛圧S-485锛�
           
             3
           
             4
           
            A
           
              B
           
           GND锛堝湴锛�
           
           GND锛堝湴锛� 
           
           
              5
           
          6 锛圧S-422锛�
           
          7 锛圧S-422锛�
           
          8锛圧S-422锛�
           
          9锛圧S-422锛�
           
          GND锛堝湴锛�
           
           鏀�+锛� R +锛�
           
          鏀�—锛圧—锛�
           
          鐧�(f膩)—锛圱—锛�
           
           鐧�(f膩)+锛圱+锛�
           
           


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