{"id":97287,"date":"2024-08-30T15:36:20","date_gmt":"2024-08-30T07:36:20","guid":{"rendered":"\/\/www.viralrail.com\/?p=97287"},"modified":"2024-08-30T15:36:26","modified_gmt":"2024-08-30T07:36:26","slug":"wxjsmkssm","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/97287.html","title":{"rendered":"485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u662f\u4ec0\u4e48"},"content":{"rendered":"\n<p>\u3000\u3000<strong>485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757<\/strong>\u662f\u4e00\u79cd\u57fa\u4e8eRS485\u901a\u4fe1\u534f\u8bae\u7684\u65e0\u7ebf\u901a\u4fe1\u8bbe\u5907\uff0c\u4e3b\u8981\u7528\u4e8e\u5b9e\u73b0\u65e0\u7ebf\u6570\u636e\u4f20\u8f93\u3002RS485\u662f\u4e00\u79cd\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5177\u6709\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u548c\u8fdc\u8ddd\u79bb\u4f20\u8f93\u7684\u7279\u70b9\u3002RS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u91c7\u7528\u5e73\u8861\u53d1\u9001\u548c\u5dee\u5206\u63a5\u6536\u7684\u65b9\u5f0f\uff0c\u80fd\u591f\u5728\u4f20\u8f93\u8ddd\u79bb\u51e0\u5341\u7c73\u5230\u51e0\u5343\u7c73\u65f6\uff0c\u5177\u6709\u826f\u597d\u7684\u6291\u5236\u5171\u6a21\u5e72\u6270\u7684\u80fd\u529b\uff0c\u5373\u6297\u566a\u97f3\u5e72\u6270\u6027\u597d\u3002<\/p>\n\n\n\n<p>\u3000\u3000RS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u53ef\u4ee5\u5b9e\u73b0\u70b9\u5bf9\u70b9\u901a\u4fe1\uff0c\u4e5f\u9002\u5408\u4e8e\u70b9\u5bf9\u591a\u70b9\u7684\u901a\u4fe1\u65b9\u5f0f\uff0c\u5c24\u5176\u9002\u7528\u4e8e\u5206\u6563\u4e0d\u4fbf\u4e8e\u6316\u6c9f\u5e03\u7ebf\u7684\u5e94\u7528\u573a\u5408\u3002\u8fd9\u79cd\u6a21\u5757\u53ef\u4ee5\u76f4\u63a5\u66ff\u4ee3\u4f20\u7edf\u7684\u6709\u7ebfRS485\u7f51\u7edc\uff0c\u5b9e\u73b0\u65e0\u7ebf\u7ec4\u7f51\uff0c\u65e0\u9700\u4e8c\u6b21\u5f00\u53d1\u548c\u7f16\u5199\u7a0b\u5e8f\uff0c\u901a\u7535\u5373\u53ef\u4f7f\u7528\u3002\u6b64\u5916\uff0cRS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u901a\u5e38\u91c7\u7528\u5168\u6570\u5b57\u65e0\u7ebf\u52a0\u5bc6\u7684\u4f20\u8f93\u65b9\u5f0f\uff0c\u901a\u8fc7RS485\/232\u63a5\u53e3\u4e0ePLC\u3001DCS\u3001\u7ec4\u6001\u8f6f\u4ef6\u3001\u4eba\u673a\u754c\u9762\u3001\u89e6\u6478\u5c4f\u3001\u667a\u80fd\u4eea\u8868\u53ca\u4f20\u611f\u5668\u7b49\u8bbe\u5907\u7ec4\u6210\u65e0\u7ebf\u6d4b\u63a7\u7f51\u7edc\u3002<\/p>\n\n\n\n<p>\u3000\u3000RS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u56e0\u5176\u63a5\u53e3\u7b80\u5355\u3001\u7ec4\u7f51\u65b9\u4fbf\u3001\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u548c\u4f20\u8f93\u8ddd\u79bb\u8fdc\u7b49\u7279\u70b9\uff0c\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u667a\u80fd\u4eea\u8868\u548c\u8fdc\u7a0b\u6570\u636e\u91c7\u96c6\u7b49\u9886\u57df\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n\n\n\n<p>\u3000\u3000485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u7684\u5de5\u4f5c\u539f\u7406\u662f\u5c06RS485\u4fe1\u53f7\u8f6c\u6362\u6210\u65e0\u7ebf\u4fe1\u53f7\uff0c\u7136\u540e\u901a\u8fc7\u65e0\u7ebf\u6280\u672f\u4f20\u8f93\u5230\u8fdc\u8ddd\u79bb\uff0c\u6700\u540e\u518d\u5c06\u65e0\u7ebf\u4fe1\u53f7\u8f6c\u6362\u6210RS485\u4fe1\u53f7\uff0c\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u65e0\u7ebf\u4f20\u8f93\u3002\u65e0\u7ebfRS485\u6a21\u5757\u4f7f\u7528\u7684\u65e0\u7ebf\u6280\u672f\u53ef\u4ee5\u662fWi-Fi\u3001\u84dd\u7259\u3001Zigbee\u7b49\uff0c\u5b83\u4eec\u5177\u6709\u4e0d\u540c\u7684\u4f20\u8f93\u8ddd\u79bb\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 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class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u4f20\u8f93\u8ddd\u79bb\u66f4\u8fdc<\/strong>\uff1aRS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u8fbe50\u516c\u91cc\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u800c\u4f20\u7edf\u6709\u7ebfRS485\u7f51\u7edc\u7684\u4f20\u8f93\u8ddd\u79bb\u901a\u5e38\u53d7\u5230\u7535\u7f06\u957f\u5ea6\u548c\u8d28\u91cf\u7684\u9650\u5236\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5b89\u88c5\u65b9\u4fbf<\/strong>\uff1aRS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u9002\u5408\u4e8e\u5206\u6563\u4e0d\u4fbf\u4e8e\u6316\u6c9f\u5e03\u7ebf\u7684\u5e94\u7528\u573a\u5408\uff0c\u53ef\u4ee5\u5927\u5927\u7b80\u5316\u5b89\u88c5\u8fc7\u7a0b\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u529f\u8017\u4f4e<\/strong>\uff1aRS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u5177\u6709\u4f4e\u529f\u8017\u7279\u6027\uff0c\u8fd9\u4f7f\u5f97\u5176\u5728\u957f\u65f6\u95f4\u8fd0\u884c\u4e2d\u66f4\u52a0\u8282\u80fd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u652f\u6301\u591a\u79cd\u534f\u8bae<\/strong>\uff1aRS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u517c\u5bb9MODBUS\u534f\u8bae\u3001\u897f\u95e8\u5b50PPI\u534f\u8bae\u3001\u4e09\u83f1N:N\u534f\u8bae\u3001Host-Link\u534f\u8bae\u53ca\u81ea\u7531\u534f\u8bae\uff0c\u9002\u7528\u4e8e\u591a\u79cd\u5de5\u4e1a\u6d4b\u63a7\u9886\u57df\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6297\u5e72\u6270\u80fd\u529b\u5f3a<\/strong>\uff1aRS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u91c7\u7528\u5e73\u8861\u9a71\u52a8\u5668\u548c\u5dee\u5206\u63a5\u6536\u5668\u7684\u7ec4\u5408\uff0c\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5171\u6a21\u5e72\u6270\u80fd\u529b\uff0c\u9002\u5408\u5728\u7535\u78c1\u5e72\u6270\u4e25\u91cd\u7684\u5de5\u4e1a\u73af\u5883\u4e2d\u4f7f\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. \u52a3\u52bf\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u4f20\u8f93\u901f\u5ea6\u53ef\u80fd\u53d7\u9650<\/strong>\uff1a\u867d\u7136RS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u5177\u6709\u8f83\u9ad8\u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u4f46\u5176\u901f\u5ea6\u53ef\u80fd\u4e0d\u5982\u6709\u7ebfRS485\u7f51\u7edc\uff0c\u7279\u522b\u662f\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u65f6\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u901a\u4fe1\u53ef\u9760\u6027\u95ee\u9898<\/strong>\uff1aRS485\u603b\u7ebf\u5b58\u5728\u81ea\u9002\u5e94\u3001\u81ea\u4fdd\u62a4\u529f\u80fd\u8106\u5f31\u7b49\u7f3a\u70b9\uff0c\u5982\u679c\u4e0d\u6ce8\u610f\u7ec6\u8282\u5904\u7406\uff0c\u53ef\u80fd\u4f1a\u51fa\u73b0\u901a\u4fe1\u5931\u8d25\u751a\u81f3\u7cfb\u7edf\u762b\u75ea\u7b49\u6545\u969c\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6210\u672c\u95ee\u9898<\/strong>\uff1a\u867d\u7136\u5177\u4f53\u6210\u672c\u6570\u636e\u672a\u63d0\u53ca\uff0c\u4f46\u901a\u5e38\u65e0\u7ebf\u901a\u4fe1\u8bbe\u5907\u7684\u6210\u672c\u9ad8\u4e8e\u6709\u7ebf\u8bbe\u5907\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5f71\u54cd\u6574\u4f53\u6295\u8d44\u6210\u672c\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000RS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u5728\u4f20\u8f93\u8ddd\u79bb\u3001\u5b89\u88c5\u4fbf\u5229\u6027\u548c\u6297\u5e72\u6270\u80fd\u529b\u65b9\u9762\u5177\u6709\u663e\u8457\u4f18\u52bf\uff0c\u4f46\u5728\u4f20\u8f93\u901f\u5ea6\u548c\u901a\u4fe1\u53ef\u9760\u6027\u65b9\u9762\u53ef\u80fd\u5b58\u5728\u52a3\u52bf\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 \u5982\u4f55\u9009\u62e9RS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757<\/h2>\n\n\n\n<p>\u3000\u3000\u9009\u62e9\u5408\u9002\u7684RS485\u65e0\u7ebf\u63a5\u6536\u6a21\u5757\u4ee5\u6ee1\u8db3\u7279\u5b9a\u7684\u5de5\u4e1a\u81ea\u52a8\u5316\u9700\u6c42\uff0c\u9700\u8981\u8003\u8651\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>\u5e94\u7528\u573a\u666f\u548c\u73af\u5883<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000RS485\u6a21\u5757\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6c34\u6ce5\u3001\u51b6\u70bc\u3001\u53d1\u7535\u3001\u7164\u70ad\u3001\u5316\u5de5\u7b49\u590d\u6742\u6076\u52a3\u7684\u5de5\u4e1a\u573a\u5408\uff0c\u8fd9\u4e9b\u73af\u5883\u901a\u5e38\u8981\u6c42\u6a21\u5757\u5177\u6709\u8f83\u9ad8\u7684\u8010\u7528\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5982\u679c\u5e94\u7528\u573a\u666f\u6d89\u53ca\u5e03\u7ebf\u56f0\u96be\u7684\u591a\u8def\u79f0\u91cd\u68c0\u6d4b\u91c7\u96c6\u7cfb\u7edf\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528RS485\u63a5\u53e3\u65e0\u7ebf\u79f0\u91cd\u91c7\u96c6\u7cfb\u7edf\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u901a\u4fe1\u53c2\u6570\u8bbe\u7f6e<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u5728\u9009\u62e9RS485\u6a21\u5757\u65f6\uff0c\u9700\u8981\u8003\u8651\u901a\u4fe1\u53c2\u6570\u7684\u8bbe\u7f6e\uff0c\u5982\u6ce2\u7279\u7387\u3001\u6570\u636e\u4f4d\u3001\u505c\u6b62\u4f4d\u7b49\u3002\u8fd9\u4e9b\u53c2\u6570\u9700\u8981\u6839\u636e\u5177\u4f53\u7684\u5de5\u4e1a\u81ea\u52a8\u5316\u9700\u6c42\u8fdb\u884c\u8c03\u6574\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u6a21\u5757\u529f\u80fd\u548c\u7279\u6027<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u9009\u62e9\u5177\u6709\u903b\u8f91\u7535\u5e73\u8f6c\u6362\u3001\u4fe1\u53f7\u9694\u79bb\u3001\u7535\u6e90\u9694\u79bb\u3001RS-485\u901a\u4fe1\u548c\u603b\u7ebf\u4fdd\u62a4\u529f\u80fd\u7684\u6a21\u5757\u3002\u8fd9\u4e9b\u529f\u80fd\u53ef\u4ee5\u63d0\u9ad8\u6a21\u5757\u7684\u53ef\u9760\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u786e\u4fdd\u6a21\u5757\u652f\u6301\u83ca\u82b1\u94fe\u5f0f\u8fde\u63a5\u65b9\u5f0f\uff0c\u4ee5\u9002\u5e94\u590d\u6742\u7684\u5de5\u4e1a\u603b\u7ebf\u7ed3\u6784\u3002<\/p>\n\n\n\n<h3 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