{"id":1906,"date":"2018-12-24T00:31:40","date_gmt":"2018-12-24T00:31:40","guid":{"rendered":""},"modified":"2018-12-24T08:32:06","modified_gmt":"2018-12-24T00:32:06","slug":"plc%e7%bc%96%e7%a8%8b%e5%85%a5%e9%97%a8%e6%95%99%e7%a8%8bplc%e7%9a%84%e8%af%a6%e7%bb%86%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86%e6%a6%82%e8%bf%b0","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=1906","title":{"rendered":"PLC\u7f16\u7a0b\u5165\u95e8\u6559\u7a0bPLC\u7684\u8be6\u7ec6\u57fa\u7840\u77e5\u8bc6\u6982\u8ff0"},"content":{"rendered":"
\n\tPLC<\/u>\u7684\u5b9a\u4e49<\/p>\n
\n\t\u53ef\u7f16\u7a0b\u5e8f\u63a7\u5236\u5668\u662f\u4e00\u79cd\u6570\u5b57\u8fd0\u7b97\u64cd\u4f5c\u7535\u5b50\u7cfb\u7edf\uff0c\u4e13\u4e3a\u5728\u5de5\u4e1a\u73af\u5883\u4e0b\u5e94\u7528\u800c\u8bbe\u8ba1\u3002\u5b83\u91c7\u7528\u4e86\u53ef\u7f16\u7a0b\u5e8f\u7684\u5b58\u50a8\u5668\uff0c\u7528\u6765\u5728\u5176\u5185\u90e8\u5b58\u50a8\u6267\u884c\u903b\u8f91\u8fd0\u7b97\u3001\u987a\u5e8f\u63a7\u5236\u3001\u5b9a\u65f6\u3001\u8ba1\u6570\u548c\u7b97\u672f\u8fd0\u7b97\u7b49\u64cd\u4f5c\u6307\u4ee4\uff0c\u5e76\u901a\u8fc7\u6570\u5b57\u7684\u3001\u6a21\u62df\u7684\u8f93\u5165\u548c\u8f93\u51fa\uff0c\u63a7\u5236\u5404\u79cd\u7c7b\u578b\u7684\u673a\u68b0\u6216\u751f\u4ea7\u8fc7\u7a0b\u3002\u53ef\u7f16\u7a0b\u5e8f\u63a7\u5236\u5668\u53ca\u5176\u6709\u5173\u7684\u5916\u56f4\u8bbe\u5907\uff0c\u90fd\u5e94\u6309\u6613\u4e8e\u4e0e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u5f62\u6210\u4e00\u4e2a\u6574\u4f53\u3001\u6613\u4e8e\u6269\u5145\u5176\u529f\u80fd\u7684\u539f\u5219\u8bbe\u8ba1\u3002<\/p>\n
\n\t<\/p>\n
\n\tPLC\u7684\u5206\u7c7b<\/p>\n
\n\tPLC\u4ea7\u54c1\u79cd\u7c7b\u7e41\u591a\uff0c\u5176\u89c4\u683c\u548c\u6027\u80fd\u4e5f\u5404\u4e0d\u76f8\u540c\u3002\u5bf9\u4e8ePLC\uff0c\u901a\u5e38\u6839\u636e\u5176\u7ed3\u6784\u5f62\u5f0f\u7684\u4e0d\u540c\u3001\u529f\u80fd\u7684\u5dee\u5f02\u548cI\/O\u70b9\u6570\u7684\u591a\u5c11\u7b49\u8fdb\u884c\u5927\u81f4\u5206\u7c7b\u3002<\/p>\n
\n\t1.\u6309\u7ed3\u6784\u5f62\u5f0f\u5206\u7c7b<\/p>\n
\n\t\u6839\u636ePLC\u7684\u7ed3\u6784\u5f62\u5f0f\uff0c\u53ef\u5c06PLC\u5206\u4e3a\u6574\u4f53\u5f0f\u548c\u6a21\u5757\u5f0f\u4e24\u7c7b\u3002<\/p>\n
\n\t\uff081\uff09\u6574\u4f53\u5f0fPLC<\/p>\n
\n\t\u6574\u4f53\u5f0fPLC\u662f\u5c06\u7535\u6e90\u3001CPU<\/u>\u3001I\/O\u63a5\u53e3\u7b49\u90e8\u4ef6\u90fd\u96c6\u4e2d\u88c5\u5728\u4e00\u4e2a\u673a\u7bb1\u5185\uff0c\u5982\u56fe\u6240\u793a\u3002\u5177\u6709\u7ed3\u6784\u7d27\u51d1\u3001\u4f53\u79ef\u5c0f\u3001\u4ef7\u683c\u4f4e\u7684\u7279\u70b9\u3002\u5c0f\u578bPLC\u4e00\u822c\u91c7\u7528\u8fd9\u79cd\u6574\u4f53\u5f0f\u7ed3\u6784\u3002\u6574\u4f53\u5f0fPLC\u7531\u4e0d\u540cI\/O\u70b9\u6570\u7684\u57fa\u672c\u5355\u5143\uff08\u53c8\u79f0\u4e3b\u673a\uff09\u548c\u6269\u5c55\u5355\u5143\u7ec4\u6210\uff0c\u57fa\u672c\u5355\u5143\u5185\u6709CPU\u3001I\/O\u63a5\u53e3\u3001\u4e0eI\/O\u6269\u5c55\u5355\u5143\u76f8\u8fde\u7684\u6269\u5c55\u53e3\u4ee5\u53ca\u4e0e\u7f16\u7a0b\u5668\u6216EPROM<\/u>\u5199\u5165\u5668\u76f8\u8fde\u7684\u63a5\u53e3\u7b49\uff1b\u6269\u5c55\u5355\u5143\u5185\u53ea\u6709I\/O\u548c\u7535\u6e90\u7b49\uff0c\u800c\u6ca1\u6709CPU\u3002\u57fa\u672c\u5355\u5143\u548c\u6269\u5c55\u5355\u5143\u4e4b\u95f4\u4e00\u822c\u7528\u6241\u5e73\u7535\u7f06\u8fde\u63a5\u3002\u6574\u4f53\u5f0fPLC\u4e00\u822c\u8fd8\u53ef\u914d\u5907\u7279\u6b8a\u529f\u80fd\u5355\u5143\uff0c\u5982\u6a21\u62df\u91cf\u5355\u5143\u3001\u4f4d\u7f6e\u63a7\u5236\u5355\u5143\u7b49\uff0c\u4f7f\u5176\u529f\u80fd\u5f97\u4ee5\u6269\u5c55\u3002<\/p>\n
\n\t<\/p>\n
\n\t\uff082\uff09\u6a21\u5757\u5f0fPLC<\/p>\n
\n\t\u6a21\u5757\u5f0fPLC\u5c06PLC\u7684\u5404\u7ec4\u6210\u90e8\u5206\u5206\u522b\u505a\u6210\u82e5\u5e72\u4e2a\u5355\u72ec\u7684\u6a21\u5757\uff0c\u5982CPU\u6a21\u5757\u3001I\/O\u6a21\u5757\u3001\u7535\u6e90\u6a21\u5757<\/u>\uff08\u6709\u7684\u542b\u5728CPU\u6a21\u5757\u4e2d\uff09\u4ee5\u53ca\u5404\u79cd\u529f\u80fd\u6a21\u5757\u3002\u6a21\u5757\u5f0fPLC\u7531\u6846\u67b6\u6216\u57fa\u677f\u548c\u5404\u79cd\u6a21\u5757\u7ec4\u6210\uff0c\u6a21\u5757\u88c5\u5728\u6846\u67b6\u6216\u57fa\u677f\u7684\u63d2\u5ea7\u4e0a\uff0c\u5982\u56fe\u6240\u793a\u3002\u8fd9\u79cd\u6a21\u5757\u5f0fPLC\u7684\u7279\u70b9\u662f\u914d\u7f6e\u7075\u6d3b\uff0c\u53ef\u6839\u636e\u9700\u8981\u9009\u914d\u4e0d\u540c\u89c4\u6a21\u7684\u7cfb\u7edf\uff0c\u800c\u4e14\u88c5\u914d\u65b9\u4fbf\uff0c\u4fbf\u4e8e\u6269\u5c55\u548c\u7ef4\u4fee\u3002\u5927\u3001\u4e2d\u578bPLC\u4e00\u822c\u91c7\u7528\u6a21\u5757\u5f0f\u7ed3\u6784\u3002<\/p>\n
\n\t<\/p>\n
\n\t\u8fd8\u6709\u4e00\u4e9bPLC\u5c06\u6574\u4f53\u5f0f\u548c\u6a21\u5757\u5f0f\u7684\u7279\u70b9\u7ed3\u5408\u8d77\u6765\uff0c\u6784\u6210\u6240\u8c13\u7684\u53e0\u88c5\u5f0fPLC\u3002\u53e0\u88c5\u5f0fPLC\u7684CPU\u3001\u7535\u6e90\u3001I\/O\u63a5\u53e3\u7b49\u4e5f\u662f\u5404\u81ea\u72ec\u7acb\u7684\u6a21\u5757\uff0c\u4f46\u5b83\u4eec\u4e4b\u95f4\u662f\u9760\u7535\u7f06\u8fdb\u884c\u8fde\u63a5\u7684\uff0c\u5e76\u4e14\u5404\u6a21\u5757\u53ef\u4ee5\u4e00\u5c42\u5c42\u5730\u53e0\u88c5\u3002\u8fd9\u6837\uff0c\u4e0d\u4f46\u7cfb\u7edf\u53ef\u4ee5\u7075\u6d3b\u914d\u7f6e\uff0c\u8fd8\u53ef\u505a\u5f97\u4f53\u79ef\u5c0f\u5de7\u3002<\/p>\n
\n\t<\/p>\n
\n\t2.\u6309\u529f\u80fd\u5206\u7c7b<\/p>\n
\n\t\u6839\u636ePLC\u7684\u529f\u80fd\u4e0d\u540c\uff0c\u53ef\u5c06PLC\u5206\u4e3a\u4f4e\u6863\u3001\u4e2d\u6863\u3001\u9ad8\u6863\u4e09\u7c7b\u3002<\/p>\n
\n\t\uff081\uff09\u4f4e\u6863PLC<\/p>\n
\n\t\u4f4e\u6863PLC\u5177\u6709\u903b\u8f91\u8fd0\u7b97\u3001\u5b9a\u65f6\u3001\u8ba1\u6570\u3001\u79fb\u4f4d\u4ee5\u53ca\u81ea\u8bca\u65ad\u3001\u76d1\u63a7\u7b49\u57fa\u672c\u529f\u80fd\uff0c\u8fd8\u53ef\u6709\u5c11\u91cf\u6a21\u62df\u91cf\u8f93\u5165\/\u8f93\u51fa\u3001\u7b97\u672f\u8fd0\u7b97\u3001\u6570\u636e\u4f20\u9001\u548c\u6bd4\u8f83\u53ca\u901a\u4fe1\u7b49\u529f\u80fd\uff0c\u4e3b\u8981\u7528\u4e8e\u903b\u8f91\u63a7\u5236\u3001\u987a\u5e8f\u63a7\u5236\u6216\u5c11\u91cf\u6a21\u62df\u91cf\u63a7\u5236\u7684\u5355\u673a\u63a7\u5236\u7cfb\u7edf\u3002<\/p>\n
\n\t\uff082\uff09\u4e2d\u6863PLC<\/p>\n
\n\t\u4e2d\u6863PLC\u9664\u5177\u6709\u4f4e\u6863PLC\u7684\u529f\u80fd\u5916\uff0c\u8fd8\u5177\u6709\u8f83\u5f3a\u7684\u6a21\u62df\u91cf\u8f93\u5165\/\u8f93\u51fa\u3001\u7b97\u672f\u8fd0\u7b97\u3001\u6570\u636e\u4f20\u9001\u548c\u6bd4\u8f83\u3001\u6570\u5236\u8f6c\u6362\u3001\u8fdc\u7a0bI\/O\u3001\u5b50\u7a0b\u5e8f\u53ca\u901a\u4fe1\u8054\u7f51\u7b49\u529f\u80fd\uff1b\u6709\u4e9b\u8fd8\u53ef\u589e\u8bbe\u4e2d\u65ad\u63a7\u5236\u3001PI<\/u>D\u63a7\u5236\u7b49\u529f\u80fd\uff0c\u9002\u7528\u4e8e\u590d\u6742\u7684\u63a7\u5236\u7cfb\u7edf\u3002<\/p>\n
\n\t\uff083\uff09\u9ad8\u6863PLC<\/p>\n
\n\t\u9ad8\u6863PLC\u9664\u5177\u6709\u4e2d\u6863PLC\u7684\u529f\u80fd\u5916\uff0c\u8fd8\u589e\u52a0\u4e86\u5e26\u7b26\u53f7\u7b97\u672f\u8fd0\u7b97\u3001\u77e9\u9635\u8fd0\u7b97\u3001\u4f4d\u903b\u8f91\u8fd0\u7b97\u3001\u5e73\u65b9\u6839\u8fd0\u7b97\u53ca\u5176\u4ed6\u7279\u6b8a\u529f\u80fd\u51fd\u6570\u7684\u8fd0\u7b97\u3001\u5236\u8868\u53ca\u8868\u683c\u4f20\u9001\u529f\u80fd\u7b49\u3002\u9ad8\u6863PLC\u5177\u6709\u66f4\u5f3a\u7684\u901a\u4fe1\u8054\u7f51\u529f\u80fd\uff0c\u53ef\u7528\u4e8e\u5927\u89c4\u6a21\u8fc7\u7a0b\u63a7\u5236\u6216\u6784\u6210\u5206\u5e03\u5f0f\u7f51\u7edc\u63a7\u5236\u7cfb\u7edf\uff0c\u8fdb\u800c\u5b9e\u73b0\u5de5\u5382\u81ea\u52a8\u5316\u3002<\/p>\n
\n\t<\/p>\n
\n\t3.\u6309I\/O\u70b9\u6570\u5206\u7c7b<\/p>\n
\n\t\u6839\u636ePLC\u7684I\/O\u70b9\u6570\u591a\u5c11\uff0c\u53ef\u5c06PLC\u5206\u4e3a\u5c0f\u578b\u3001\u4e2d\u578b\u548c\u5927\u578b\u4e09\u7c7b\u3002<\/p>\n
\n\t\uff081\uff09\u5c0f\u578bPLC<\/p>\n
\n\t\u5c0f\u578bPLC\u7684I\/O\u70b9\u6570\u5c0f\u4e8e256\uff0c\u5177\u6709\u5355CPU\u53ca8\u4f4d\u621616\u4f4d\u5904\u7406\u5668\uff0c\u7528\u6237\u5b58\u50a8\u5668\u5bb9\u91cf\u4e3a4KB\u4ee5\u4e0b\u3002\u4f8b\u5982\uff1a\u4e09\u83f1FX0S\u7cfb\u5217\u3002<\/p>\n
\n\t\uff082\uff09\u4e2d\u578bPLC<\/p>\n
\n\t\u4e2d\u578bPLC\u7684I\/O\u70b9\u6570\u5728256\uff5e2048\uff0c\u5177\u6709\u53ccCPU\uff0c\u7528\u6237\u5b58\u50a8\u5668\u5bb9\u91cf\u4e3a2\uff5e8KB\u3002<\/p>\n
\n\t\uff083\uff09\u5927\u578bPLC<\/p>\n
\n\t\u5927\u578bPLC\u7684I\/O\u70b9\u6570\u5927\u4e8e2048\uff0c\u5177\u6709\u591aCPU\u53ca16\u4f4d\u621632\u4f4d\u5904\u7406\u5668\uff0c\u7528\u6237\u5b58\u50a8\u5668\u5bb9\u91cf\u4e3a8\uff5e16KB\u3002<\/p>\n
\n\t\u4e16\u754c\u4e0a\uff0cPLC\u4ea7\u54c1\u53ef\u6309\u5730\u57df\u5206\u6210\u4e09\u5927\u6d41\u6d3e\uff0c\u4e00\u4e2a\u6d41\u6d3e\u662f\u7f8e\u56fd\u4ea7\u54c1\uff0c\u4e00\u4e2a\u6d41\u6d3e\u662f\u6b27\u6d32\u4ea7\u54c1\uff0c\u4e00\u4e2a\u6d41\u6d3e\u662f\u65e5\u672c\u4ea7\u54c1\u3002\u7f8e\u56fd\u548c\u6b27\u6d32\u7684PLC\u6280\u672f\u662f\u5728\u76f8\u4e92\u9694\u79bb\u60c5\u51b5\u4e0b\u72ec\u7acb\u7814\u7a76\u5f00\u53d1\u7684\uff0c\u56e0\u6b64\u7f8e\u56fd\u548c\u6b27\u6d32\u7684PLC\u4ea7\u54c1\u6709\u660e\u663e\u7684\u5dee\u5f02\u6027\u3002\u800c\u65e5\u672c\u7684PLC\u6280\u672f\u662f\u7531\u7f8e\u56fd\u5f15\u8fdb\u7684\uff0c\u5bf9\u7f8e\u56fd\u7684PLC\u4ea7\u54c1\u6709\u4e00\u5b9a\u7684\u7ee7\u627f\u6027\uff0c\u4f46\u65e5\u672c\u7684\u4e3b\u63a8\u4ea7\u54c1\u5b9a\u4f4d\u5728\u5c0f\u578bPLC\u4e0a\u3002\u7f8e\u56fd\u548c\u6b27\u6d32\u4ee5\u5927\u4e2d\u578bPLC\u800c\u95fb\u540d\uff0c\u800c\u65e5\u672c\u5219\u4ee5\u5c0f\u578bPLC\u8457\u79f0\u3002<\/p>\n
\n\t\u5e38\u89c1\u7684PLC\u5982\u8868\u6240\u793a\u3002<\/p>\n
\n\t<\/p>\n
\n\t<\/p>\n
\n\t<\/p>\n
\n\tPLC\u7684\u529f\u80fd\u53ca\u5e94\u7528\u9886\u57df<\/p>\n
\n\tPLC\u662f\u7efc\u5408\u7ee7\u7535\u5668\u63a5\u89e6\u5668\u63a7\u5236\u7684\u4f18\u70b9\u53ca\u8ba1\u7b97\u673a\u7075\u6d3b\u3001\u65b9\u4fbf\u7684\u4f18\u70b9\u800c\u8bbe\u8ba1\u5236\u9020\u548c\u53d1\u5c55\u7684\uff0c\u8fd9\u5c31\u4f7fPLC\u5177\u6709\u8bb8\u591a\u5176\u4ed6\u63a7\u5236\u5668\u6240\u65e0\u6cd5\u76f8\u6bd4\u7684\u7279\u70b9\u3002<\/p>\n
\n\t1.PLC\u7684\u529f\u80fd<\/p>\n
\n\tPLC\u662f\u4ee5\u5fae\u5904\u7406\u5668\u4e3a\u6838\u5fc3\uff0c\u7efc\u5408\u4e86\u8ba1\u7b97\u673a\u6280\u672f\u3001\u81ea\u52a8\u63a7\u5236\u6280\u672f\u548c\u901a\u4fe1\u6280\u672f\u53d1\u5c55\u8d77\u6765\u7684\u4e00\u79cd\u901a\u7528\u7684\u5de5\u4e1a\u81ea\u52a8\u63a7\u5236\u88c5\u7f6e\uff0c\u5177\u6709\u53ef\u9760\u6027\u9ad8\u3001\u4f53\u79ef\u5c0f\u3001\u529f\u80fd\u5f3a\u3001\u7a0b\u5e8f\u8bbe\u8ba1\u7b80\u5355\u3001\u7075\u6d3b\u901a\u7528\u53ca\u7ef4\u62a4\u65b9\u4fbf\u7b49\u4e00\u7cfb\u5217\u7684\u4f18\u70b9\uff0c\u56e0\u800c\u5728\u51b6\u91d1\u3001\u80fd\u6e90\u3001\u5316\u5de5\u3001\u4ea4\u901a\u3001\u7535\u529b\u7b49\u9886\u57df\u4e2d\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u6210\u4e3a\u73b0\u4ee3\u5de5\u4e1a\u63a7\u5236\u7684\u4e09\u5927\u652f\u67f1\uff08PLC\u3001\u673a\u5668\u4eba\u548cCAD\/CAM\uff09\u4e4b\u4e00\u3002\u6839\u636ePLC\u7684\u7279\u70b9\uff0c\u53ef\u4ee5\u5c06\u5176\u529f\u80fd\u5f62\u5f0f\u5f52\u7eb3\u4e3a\u4ee5\u4e0b\u51e0\u79cd\u7c7b\u578b\u3002<\/p>\n
\n\t\uff081\uff09\u5f00\u5173\u91cf\u903b\u8f91\u63a7\u5236<\/p>\n
\n\tPLC\u5177\u6709\u5f3a\u5927\u7684\u903b\u8f91\u8fd0\u7b97\u80fd\u529b\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5404\u79cd\u7b80\u5355\u548c\u590d\u6742\u7684\u903b\u8f91\u63a7\u5236\u3002\u8fd9\u662fPLC\u7684\u6700\u57fa\u672c\u4e5f\u6700\u5e7f\u6cdb\u7684\u5e94\u7528\u9886\u57df\uff0c\u5b83\u53d6\u4ee3\u4e86\u4f20\u7edf\u7684\u7ee7\u7535\u5668\u63a5\u89e6\u5668\u7684\u63a7\u5236\u3002<\/p>\n
\n\t\uff082\uff09\u6a21\u62df\u91cf\u63a7\u5236<\/p>\n
\n\tPLC\u4e2d\u914d\u7f6e\u6709A\/D\u548cD\/A\u8f6c\u6362\u6a21\u5757\u3002A\/D\u6a21\u5757\u80fd\u5c06\u73b0\u573a\u7684\u6e29\u5ea6\u3001\u538b\u529b\u3001\u6d41\u91cf\u3001\u901f\u5ea6\u7b49\u6a21\u62df\u91cf\u8f6c\u6362\u53d8\u4e3a\u6570\u5b57\u91cf\uff0c\u518d\u7ecfPLC\u4e2d\u7684\u5fae\u5904\u7406\u5668\u8fdb\u884c\u5904\u7406\uff08\u5fae\u5904\u7406\u5668\u5904\u7406\u7684\u53ea\u80fd\u662f\u662f\u6570\u5b57\u91cf\uff09\uff0c\u7136\u540e\u8fdb\u884c\u63a7\u5236\uff1b\u6216\u8005\u7ecfD\/A\u6a21\u5757\u8f6c\u6362\u540e\u53d8\u6210\u6a21\u62df\u91cf\uff0c\u7136\u540e\u63a7\u5236\u88ab\u63a7\u5bf9\u8c61\uff0c\u8fd9\u6837\u5c31\u53ef\u5b9e\u73b0PLC\u5bf9\u6a21\u62df\u91cf\u7684\u63a7\u5236\u3002<\/p>\n
\n\t\uff083\uff09\u8fc7\u7a0b\u63a7\u5236<\/p>\n
\n\t\u73b0\u4ee3\u5927\u4e2d\u578b\u7684PLC\u4e00\u822c\u90fd\u914d\u5907\u4e86PID\u63a7\u5236\u6a21\u5757\uff0c\u53ef\u8fdb\u884c\u95ed\u73af\u8fc7\u7a0b\u63a7\u5236\u3002\u5f53\u63a7\u5236\u8fc7\u7a0b\u4e2d\u67d0\u4e00\u4e2a\u53d8\u91cf\u51fa\u73b0\u504f\u5dee\u65f6\uff0cPLC\u80fd\u6309\u7167PID\u7b97\u6cd5\u8ba1\u7b97\u51fa\u6b63\u786e\u7684\u8f93\u51fa\uff0c\u8fdb\u800c\u63a7\u5236\u8c03\u6574\u751f\u4ea7\u8fc7\u7a0b\uff0c\u628a\u53d8\u91cf\u4fdd\u6301\u5728\u6574\u5b9a\u503c\u4e0a\u3002\u76ee\u524d\uff0c\u8bb8\u591a\u5c0f\u578bPLC\u4e5f\u5177\u6709PID\u63a7\u5236\u529f\u80fd\u3002<\/p>\n
\n\t\uff084\uff09\u5b9a\u65f6\u548c\u8ba1\u6570\u63a7\u5236<\/p>\n
\n\tPLC\u5177\u6709\u5f88\u5f3a\u7684\u5b9a\u65f6\u548c\u8ba1\u6570\u529f\u80fd\uff0c\u5b83\u53ef\u4ee5\u4e3a\u7528\u6237\u63d0\u4f9b\u51e0\u5341\u751a\u81f3\u4e0a\u767e\u3001\u4e0a\u5343\u4e2a\u5b9a\u65f6\u5668<\/u>\u548c\u8ba1\u6570\u5668\u3002\u5176\u8ba1\u65f6\u7684\u65f6\u95f4\u548c\u8ba1\u6570\u503c\u53ef\u4ee5\u7531\u7528\u6237\u5728\u7f16\u5199\u7528\u6237\u7a0b\u5e8f\u65f6\u4efb\u610f\u8bbe\u5b9a\uff0c\u4e5f\u53ef\u4ee5\u7531\u64cd\u4f5c\u4eba\u5458\u5728\u5de5\u4e1a\u73b0\u573a\u901a\u8fc7\u7f16\u7a0b\u5668\u8fdb\u884c\u8bbe\u5b9a\uff0c\u8fdb\u800c\u5b9e\u73b0\u5b9a\u65f6\u548c\u8ba1\u6570\u7684\u63a7\u5236\u3002\u5982\u679c\u7528\u6237\u9700\u8981\u5bf9\u9891\u7387\u8f83\u9ad8\u7684\u4fe1\u53f7\u8fdb\u884c\u8ba1\u6570\uff0c\u53ef\u4ee5\u9009\u62e9\u9ad8\u901f\u8ba1\u6570\u6a21\u5757\u3002<\/p>\n
\n\t\uff085\uff09\u987a\u5e8f\u63a7\u5236<\/p>\n
\n\t\u5728\u5de5\u4e1a\u63a7\u5236\u4e2d\uff0c\u53ef\u91c7\u7528PLC\u6b65\u8fdb\u6307\u4ee4\u7f16\u7a0b\u6216\u7528\u79fb\u4f4d\u5bc4\u5b58\u5668<\/u>\u7f16\u7a0b\u6765\u5b9e\u73b0\u987a\u5e8f\u63a7\u5236\u3002<\/p>\n
\n\t\uff086\uff09\u6570\u636e\u5904\u7406<\/p>\n
\n\t\u73b0\u4ee3\u7684PLC\u4e0d\u4ec5\u80fd\u8fdb\u884c\u7b97\u672f\u8fd0\u7b97\u3001\u6570\u636e\u4f20\u9001\u3001\u6392\u5e8f\u53ca\u67e5\u8868\u7b49\u64cd\u4f5c\uff0c\u800c\u4e14\u8fd8\u80fd\u8fdb\u884c\u6570\u636e\u6bd4\u8f83\u3001\u6570\u636e\u8f6c\u6362\u3001\u6570\u636e\u901a\u4fe1\u3001\u6570\u636e\u663e\u793a\u548c\u6253\u5370\u7b49\uff0c\u5b83\u5177\u6709\u5f88\u5f3a\u7684\u6570\u636e\u5904\u7406\u80fd\u529b\u3002<\/p>\n
\n\t\uff087\uff09\u901a\u4fe1\u548c\u8054\u7f51<\/p>\n
\n\t\u73b0\u4ee3PLC\u5927\u591a\u6570\u90fd\u91c7\u7528\u4e86\u901a\u4fe1\u3001\u7f51\u7edc\u6280\u672f\uff0c\u6709RS<\/u>-232\u6216RS-485<\/u>\u63a5\u53e3\uff0c\u53ef\u8fdb\u884c\u8fdc\u7a0bI\/O\u63a7\u5236\u3002\u591a\u53f0PLC\u5f7c\u6b64\u95f4\u53ef\u4ee5\u8054\u7f51\u3001\u901a\u4fe1\uff0c\u5916\u90e8\u5668\u4ef6\u4e0e\u4e00\u53f0\u6216\u591a\u53f0\u53ef\u7f16\u7a0b\u63a7\u5236\u5668\u7684\u4fe1\u53f7\u5904\u7406\u5355\u5143\u4e4b\u95f4\u53ef\u4ee5\u5b9e\u73b0\u7a0b\u5e8f\u548c\u6570\u636e\u4ea4\u6362\uff0c\u5982\u7a0b\u5e8f\u8f6c\u79fb\u3001\u6570\u636e\u6587\u6863\u8f6c\u79fb\u3001\u76d1\u89c6\u548c\u8bca\u65ad\u3002\u901a\u4fe1\u63a5\u53e3\u6216\u901a\u4fe1\u5904\u7406\u5668\u6309\u6807\u51c6\u7684\u786c\u4ef6\u63a5\u53e3\u6216\u4e13\u6709\u7684\u901a\u4fe1\u534f\u8bae\u5b8c\u6210\u7a0b\u5e8f\u548c\u6570\u636e\u7684\u8f6c\u79fb\u3002<\/p>\n
\n\t<\/p>\n
\n\t2.PLC\u7684\u5e94\u7528\u9886\u57df<\/p>\n
\n\t\u76ee\u524d\uff0cPLC\u5728\u56fd\u5185\u5916\u5df2\u5e7f\u6cdb\u5e94\u7528\u4e8e\u94a2\u94c1\u3001\u77f3\u6cb9\u3001\u5316\u5de5\u3001\u7535\u529b\u3001\u5efa\u6750\u3001\u673a\u68b0\u5236\u9020\u3001\u6c7d\u8f66\u3001\u8f7b\u7eba\u3001\u4ea4\u901a\u8fd0\u8f93\u3001\u73af\u4fdd\u53ca\u6587\u5316\u5a31\u4e50\u7b49\u5404\u4e2a\u884c\u4e1a\uff0c\u4f7f\u7528\u60c5\u51b5\u5927\u81f4\u53ef\u5f52\u7eb3\u4e3a\u5982\u4e0b\u51e0\u7c7b\u3002<\/p>\n
\n\t\uff081\uff09\u5f00\u5173\u91cf\u7684\u903b\u8f91\u63a7\u5236<\/p>\n
\n\t\u8fd9\u662fPLC\u6700\u57fa\u672c\uff0c\u4e5f\u662f\u6700\u5e7f\u6cdb\u7684\u5e94\u7528\u9886\u57df\uff0c\u5b83\u53d6\u4ee3\u4e86\u4f20\u7edf\u7684\u7ee7\u7535\u5668\u7535\u8def\uff0c\u5b9e\u73b0\u903b\u8f91\u63a7\u5236\u3001\u987a\u5e8f\u63a7\u5236\uff1b\u65e2\u53ef\u7528\u4e8e\u5355\u53f0\u8bbe\u5907\u7684\u63a7\u5236\uff0c\u4e5f\u53ef\u7528\u4e8e\u591a\u673a\u7fa4\u63a7\u53ca\u81ea\u52a8\u5316\u6d41\u6c34\u7ebf\uff0c\u5982\u6ce8\u5851\u673a\u3001\u5370\u5237\u673a\u3001\u8ba2\u4e66\u673a\u68b0\u3001\u7ec4\u5408\u673a\u5e8a\u3001\u78e8\u5e8a\u3001\u5305\u88c5\u751f\u4ea7\u7ebf\u53ca\u7535\u9540\u6d41\u6c34\u7ebf\u7b49\u3002<\/p>\n
\n\t\uff082\uff09\u6a21\u62df\u91cf\u63a7\u5236<\/p>\n
\n\t\u5728\u5de5\u4e1a\u751f\u4ea7\u8fc7\u7a0b\u5f53\u4e2d\uff0c\u6709\u8bb8\u591a\u8fde\u7eed\u53d8\u5316\u7684\u91cf\uff0c\u5982\u6e29\u5ea6\u3001\u538b\u529b\u3001\u6d41\u91cf\u3001\u6db2\u4f4d\u548c\u901f\u5ea6\u7b49\u90fd\u662f\u6a21\u62df\u91cf\u3002\u4e3a\u4e86\u4f7fPLC\u5904\u7406\u6a21\u62df\u91cf\uff0c\u5fc5\u987b\u5b9e\u73b0\u6a21\u62df\u91cf\u548c\u6570\u5b57\u91cf\u4e4b\u95f4\u7684A\/D\u8f6c\u6362\u53caD\/A\u8f6c\u6362\u3002PLC\u5382\u5bb6\u90fd\u751f\u4ea7\u914d\u5957\u7684A\/D\u548cD\/A\u8f6c\u6362\u6a21\u5757\uff0c\u4f7fPLC\u7528\u4e8e\u6a21\u62df\u91cf\u63a7\u5236\u3002<\/p>\n
\n\t\uff083\uff09\u8fd0\u52a8\u63a7\u5236<\/p>\n
\n\tPLC\u53ef\u4ee5\u7528\u4e8e\u5706\u5468\u8fd0\u52a8\u6216\u76f4\u7ebf\u8fd0\u52a8\u7684\u63a7\u5236\u3002\u4ece\u63a7\u5236\u673a\u6784\u914d\u7f6e\u6765\u8bf4\uff0c\u65e9\u671f\u76f4\u63a5\u7528\u4e8e\u5f00\u5173\u91cfI\/O\u6a21\u5757\u8fde\u63a5\u4f4d\u7f6e\u4f20\u611f\u5668<\/u>\u548c\u6267\u884c\u673a\u6784\uff0c\u73b0\u5728\u4e00\u822c\u4f7f\u7528\u4e13\u7528\u7684\u8fd0\u52a8\u63a7\u5236\u6a21\u5757\uff0c\u53ef\u9a71\u52a8\u6b65\u8fdb\u7535\u673a<\/u>\u6216\u4f3a\u670d\u7535\u673a\u7684\u5355\u8f74\u6216\u591a\u8f74\u4f4d\u7f6e\u63a7\u5236\u6a21\u5757\u3002\u4e16\u754c\u4e0a\u5404\u4e3b\u8981PLC\u751f\u4ea7\u5382\u5bb6\u7684\u4ea7\u54c1\u51e0\u4e4e\u90fd\u5177\u6709\u8fd0\u52a8\u63a7\u5236\u529f\u80fd\uff0c\u5e7f\u6cdb\u7528\u4e8e\u5404\u79cd\u673a\u68b0\u3001\u673a\u5e8a\u3001\u673a\u5668\u4eba\u3001\u7535\u68af\u7b49\u573a\u5408\u3002<\/p>\n
\n\t\uff084\uff09\u8fc7\u7a0b\u63a7\u5236<\/p>\n
\n\t\u8fc7\u7a0b\u63a7\u5236\u662f\u6307\u5bf9\u6e29\u5ea6\u3001\u538b\u529b\u3001\u6d41\u91cf\u7b49\u6a21\u62df\u91cf\u7684\u95ed\u73af\u63a7\u5236\uff0c\u5728\u51b6\u91d1\u3001\u5316\u5de5\u3001\u70ed\u5904\u7406\u3001\u9505\u7089\u63a7\u5236\u7b49\u573a\u5408\u6709\u975e\u5e38\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u4f5c\u4e3a\u5de5\u4e1a\u63a7\u5236\u8ba1\u7b97\u673a\uff0cPLC\u80fd\u7f16\u5236\u5404\u79cd\u5404\u6837\u7684\u63a7\u5236\u7b97\u6cd5\u7a0b\u5e8f\uff0c\u5b8c\u6210\u95ed\u73af\u63a7\u5236\u3002PID\u8c03\u8282\u662f\u4e00\u822c\u95ed\u73af\u63a7\u5236\u7cfb\u7edf\u4e2d\u7528\u5f97\u8f83\u591a\u7684\u8c03\u8282\u65b9\u6cd5\uff0c\u5927\u4e2d\u578bPLC\u90fd\u6709PID\u6a21\u5757\uff0c\u76ee\u524d\u8bb8\u591a\u5c0f\u578bPLC\u4e5f\u5177\u6709\u6b64\u529f\u80fd\u6a21\u5757\u3002PID\u5904\u7406\u4e00\u822c\u662f\u8fd0\u884c\u4e13\u7528\u7684PID\u5b50\u7a0b\u5e8f\u3002<\/p>\n
\n\t\uff085\uff09\u6570\u636e\u5904\u7406<\/p>\n
\n\t\u73b0\u4ee3PLC\u5177\u6709\u6570\u5b66\u8fd0\u7b97\uff08\u542b\u77e9\u9635\u8fd0\u7b97\u3001\u51fd\u6570\u8fd0\u7b97\u3001\u903b\u8f91\u8fd0\u7b97\uff09\u3001\u6570\u636e\u4f20\u9001\u3001\u6570\u636e\u8f6c\u6362\u3001\u6392\u5e8f\u3001\u67e5\u8868\u53ca\u4f4d\u64cd\u4f5c\u7b49\u529f\u80fd\uff0c\u53ef\u4ee5\u5b8c\u6210\u6570\u636e\u7684\u91c7\u96c6\u3001\u5206\u6790\u53ca\u5904\u7406\u3002\u8fd9\u4e9b\u6570\u636e\u53ef\u4ee5\u4e0e\u5b58\u50a8\u5728\u5b58\u50a8\u5668\u4e2d\u7684\u53c2\u8003\u503c\u6bd4\u8f83\uff0c\u8fdb\u800c\u5b8c\u6210\u4e00\u5b9a\u7684\u63a7\u5236\u64cd\u4f5c\uff1b\u4e5f\u53ef\u4ee5\u5229\u7528\u901a\u4fe1\u529f\u80fd\u4f20\u9001\u5230\u522b\u7684\u667a\u80fd\u88c5\u7f6e\uff0c\u6216\u5c06\u5b83\u4eec\u6253\u5370\u5236\u8868\u3002\u6570\u636e\u5904\u7406\u4e00\u822c\u7528\u4e8e\u5927\u578b\u63a7\u5236\u7cfb\u7edf\uff0c\u5982\u65e0\u4eba\u63a7\u5236\u7684\u67d4\u6027\u5236\u9020\u7cfb\u7edf\uff1b\u4e5f\u53ef\u7528\u4e8e\u8fc7\u7a0b\u63a7\u5236\u7cfb\u7edf\uff0c\u5982\u9020\u7eb8\u3001\u51b6\u91d1\u3001\u98df\u54c1\u5de5\u4e1a\u4e2d\u7684\u4e00\u4e9b\u5927\u578b\u63a7\u5236\u7cfb\u7edf\u3002<\/p>\n
\n\t\uff086\uff09\u901a\u4fe1\u53ca\u8054\u7f51<\/p>\n
\n\tPLC\u901a\u4fe1\u542bPLC\u95f4\u7684\u901a\u4fe1\u53caPLC\u4e0e\u5176\u4ed6\u667a\u80fd\u8bbe\u5907\u95f4\u7684\u901a\u4fe1\u3002\u968f\u7740\u8ba1\u7b97\u673a\u63a7\u5236\u7684\u53d1\u5c55\uff0c\u5de5\u5382\u81ea\u52a8\u5316\u7f51\u7edc\u53d1\u5c55\u5f97\u5f88\u5feb\uff0c\u5404PLC\u751f\u4ea7\u5382\u5546\u90fd\u5341\u5206\u91cd\u89c6PLC\u7684\u901a\u4fe1\u529f\u80fd\uff0c\u7eb7\u7eb7\u63a8\u51fa\u5404\u81ea\u7684\u7f51\u7edc\u7cfb\u7edf\u3002\u65b0\u8fd1\u751f\u4ea7\u7684PLC\u90fd\u5177\u6709\u901a\u4fe1\u63a5\u53e3\uff0c\u901a\u4fe1\u975e\u5e38\u65b9\u4fbf\u3002\u7eb7\u7eb7\u63a8\u51fa\u5404\u81ea\u7684\u7f51\u7edc\u7cfb\u7edf\u3002\u65b0\u8fd1\u751f\u4ea7\u7684PLC\u90fd\u5177\u6709\u901a\u4fe1\u63a5\u53e3\uff0c\u901a\u4fe1\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n
\n\tPLC\u7684\u57fa\u672c\u7ed3\u6784\u548c\u5de5\u4f5c\u539f\u7406<\/p>\n
\n\t\u4f5c\u4e3a\u4e00\u79cd\u5de5\u4e1a\u63a7\u5236\u7684\u8ba1\u7b97\u673a\uff0cPLC\u548c\u666e\u901a\u8ba1\u7b97\u673a\u6709\u7740\u76f8\u4f3c\u7684\u7ed3\u6784\uff1b\u4f46\u662f\u7531\u4e8e\u4f7f\u7528\u573a\u5408\u3001\u76ee\u7684\u4e0d\u540c\uff0c\u5728\u7ed3\u6784\u4e0a\u53c8\u6709\u4e00\u4e9b\u5dee\u522b\u3002<\/p>\n
\n\t1.PLC\u7684\u786c\u4ef6\u7ec4\u6210<\/p>\n
\n\tPLC\u786c\u4ef6\u7cfb\u7edf\u7684\u57fa\u672c\u7ed3\u6784\u5982\u4e0b<\/p>\n
\n\tPLC\u7684\u4e3b\u673a\u7531CPU\u3001\u5b58\u50a8\u5668\uff08EPROM\u3001RAM<\/u>\uff09\u3001\u8f93\u5165\/\u8f93\u51fa\u5355\u5143\u3001\u5916\u8bbeI\/O\u63a5\u53e3\u3001\u901a\u4fe1\u63a5\u53e3\u53ca\u7535\u6e90\u7ec4\u6210\u3002\u5bf9\u4e8e\u6574\u4f53\u5f0fPLC\uff0c\u8fd9\u4e9b\u90e8\u4ef6\u90fd\u5728\u540c\u4e00\u4e2a\u673a\u58f3\u5185\u3002\u800c\u5bf9\u4e8e\u6a21\u5757\u5f0fPLC\uff0c\u5404\u90e8\u4ef6\u72ec\u7acb\u5c01\u88c5\uff0c\u79f0\u4e3a\u6a21\u5757\uff0c\u5404\u6a21\u5757\u901a\u8fc7\u673a\u67b6\u548c\u7535\u7f06\u8fde\u63a5\u5728\u4e00\u8d77\u3002\u4e3b\u673a\u5185\u7684\u5404\u4e2a\u90e8\u5206\u5747\u901a\u8fc7\u7535\u6e90\u603b\u7ebf\u3001\u63a7\u5236\u603b\u7ebf\u3001\u5730\u5740\u603b\u7ebf\u548c\u6570\u636e\u603b\u7ebf\u8fde\u63a5\uff0c\u6839\u636e\u5b9e\u9645\u63a7\u5236\u5bf9\u8c61\u7684\u9700\u8981\u914d\u5907\u4e00\u5b9a\u7684\u5916\u90e8\u8bbe\u5907\uff0c\u6784\u6210\u4e0d\u540c\u7684PLC\u63a7\u5236\u7cfb\u7edf\u3002\u5e38\u7528\u7684\u5916\u90e8\u8bbe\u5907\u6709\u7f16\u7a0b\u5668\u3001\u6253\u5370\u673a\u3001EPROM\u5199\u5165\u5668\u7b49\u3002PLC\u53ef\u4ee5\u914d\u7f6e\u901a\u4fe1\u6a21\u5757\u4e0e\u4e0a\u4f4d\u673a\u53ca\u5176\u4ed6\u7684PLC\u8fdb\u884c\u901a\u4fe1\uff0c\u6784\u6210PLC\u7684\u5206\u5e03\u5f0f\u63a7\u5236\u7cfb\u7edf\u3002<\/p>\n
\n\t\u4e0b\u9762\u5206\u522b\u4ecb\u7ecdPLC\u7684\u5404\u7ec4\u6210\u90e8\u5206\u53ca\u5176\u4f5c\u7528\uff0c\u4ee5\u4fbf\u7528\u6237\u8fdb\u4e00\u6b65\u4e86\u89e3PLC\u7684\u63a7\u5236\u539f\u7406\u548c\u5de5\u4f5c\u8fc7\u7a0b\u3002<\/p>\n
\n\t\uff081\uff09CPU<\/p>\n
\n\tCPU\u662fPLC\u7684\u63a7\u5236\u4e2d\u67a2\uff0cPLC\u5728CPU\u7684\u63a7\u5236\u4e0b\u6709\u6761\u4e0d\u7d0a\u5730\u534f\u8c03\u5de5\u4f5c\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u73b0\u573a\u7684\u5404\u4e2a\u8bbe\u5907\u8fdb\u884c\u63a7\u5236\u3002CPU\u7531\u5fae\u5904\u7406\u5668\u548c\u63a7\u5236\u5668\u7ec4\u6210\uff0c\u5b83\u53ef\u4ee5\u5b9e\u73b0\u903b\u8f91\u8fd0\u7b97\u548c\u6570\u5b66\u8fd0\u7b97\uff0c\u534f\u8c03\u63a7\u5236\u7cfb\u7edf\u5185\u90e8\u5404\u90e8\u5206\u7684\u5de5\u4f5c\u3002<\/p>\n
\n\t\u63a7\u5236\u5668\u7684\u4f5c\u7528\u662f\u63a7\u5236\u6574\u4e2a\u5fae\u5904\u7406\u5668\u7684\u5404\u4e2a\u90e8\u4ef6\u6709\u6761\u4e0d\u7d0a\u7684\u8fdb\u884c\u5de5\u4f5c\uff0c\u5b83\u7684\u57fa\u672c\u529f\u80fd\u5c31\u662f\u4ece\u5185\u5b58\u4e2d\u8bfb\u53d6\u6307\u4ee4\u548c\u6267\u884c\u6307\u4ee4\u3002<\/p>\n
\n\t\uff082\uff09\u5b58\u50a8\u5668<\/p>\n
\n\tPLC\u914d\u6709\u4e24\u79cd\u5b58\u50a8\u5668\uff0c\u5373\u7cfb\u7edf\u5b58\u50a8\u5668\u548c\u7528\u6237\u5b58\u50a8\u5668\u3002\u7cfb\u7edf\u5b58\u50a8\u5668\u7528\u6765\u5b58\u653e\u7cfb\u7edf\u7ba1\u7406\u7a0b\u5e8f\uff0c\u7528\u6237\u4e0d\u80fd\u8bbf\u95ee\u548c\u4fee\u6539\u8fd9\u90e8\u5206\u5b58\u50a8\u5668\u7684\u5185\u5bb9\u3002\u7528\u6237\u5b58\u50a8\u5668\u7528\u6765\u5b58\u653e\u7f16\u5236\u7684\u5e94\u7528\u7a0b\u5e8f\u548c\u5de5\u4f5c\u6570\u636e\u72b6\u6001\u3002\u5b58\u653e\u5de5\u4f5c\u6570\u636e\u72b6\u6001\u7684\u7528\u6237\u5b58\u50a8\u5668\u90e8\u5206\u4e5f\u79f0\u4e3a\u6570\u636e\u5b58\u50a8\u533a\uff0c\u5b83\u5305\u62ec\u8f93\u5165\/\u8f93\u51fa\u6570\u636e\u6620\u50cf\u533a\u3001\u5b9a\u65f6\u5668\/\u8ba1\u6570\u5668\u9884\u7f6e\u6570\u548c\u5f53\u524d\u503c\u7684\u6570\u636e\u533a\u53ca\u5b58\u653e\u4e2d\u95f4\u7ed3\u679c\u7684\u7f13\u51b2\u533a\u3002<\/p>\n
\n\tPLC\u7684\u5b58\u50a8\u5668\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u79cd\u3002<\/p>\n
\n\t\uff081\uff09\u53ea\u8bfb\u5b58\u50a8\u5668<\/p>\n
\n\t\uff082\uff09\u53ef\u7f16\u7a0b\u53ea\u8bfb\u5b58\u50a8\u5668<\/p>\n
\n\t\uff083\uff09\u53ef\u64e6\u9664\u53ef\u7f16\u7a0b\u53ea\u8bfb\u5b58\u50a8\u5668<\/p>\n
\n\t\uff084\uff09\u7535\u53ef\u64e6\u9664\u53ef\u7f16\u7a0b\u53ea\u8bfb\u5b58\u50a8\u5668<\/p>\n
\n\t\uff085\uff09\u968f\u673a\u5b58\u53d6\u5b58\u50a8\u5668<\/p>\n
\n\t<\/p>\n
\n\t\uff083\uff09\u8f93\u5165\/\u8f93\u51fa\uff08I\/O\uff09\u6a21\u5757<\/p>\n
\n\t\u2460\u5f00\u5173\u91cf\u8f93\u5165\u6a21\u5757<\/p>\n
\n\t\u5f00\u5173\u91cf\u8f93\u5165\u8bbe\u5907\u662f\u5404\u79cd\u5f00\u5173\u3001\u6309\u94ae\u3001\u4f20\u611f\u5668\u7b49\uff0cPLC\u7684\u8f93\u5165\u7c7b\u578b\u901a\u5e38\u53ef\u4ee5\u662f\u76f4\u6d41\u3001\u4ea4\u6d41\u548c\u4ea4\u76f4\u6d41\u3002\u8f93\u5165\u7535\u8def\u7684\u7535\u6e90\u53ef\u7531\u5916\u90e8\u4f9b\u7ed9\uff0c\u6709\u7684\u4e5f\u53ef\u7531PLC\u5185\u90e8\u63d0\u4f9b\u3002<\/p>\n
\n\t\u2461\u5f00\u5173\u91cf\u8f93\u51fa\u6a21\u5757<\/p>\n
\n\t\u8f93\u51fa\u6a21\u5757\u7684\u4f5c\u7528\u662f\u5c06CPU\u6267\u884c\u7528\u6237\u7a0b\u5e8f\u6240\u8f93\u51fa\u7684TTL\u7535\u5e73\u7684\u63a7\u5236\u4fe1\u53f7\u8f6c\u5316\u4e3a\u751f\u4ea7\u73b0\u573a\u6240\u9700\u7684\uff0c\u80fd\u9a71\u52a8\u7279\u5b9a\u8bbe\u5907\u7684\u4fe1\u53f7\uff0c\u4ee5\u9a71\u52a8\u6267\u884c\u673a\u6784\u7684\u52a8\u4f5c\u3002<\/p>\n
\n\t\uff084\uff09\u7f16\u7a0b\u5668<\/p>\n
\n\t\u7f16\u7a0b\u5668\u662fPLC\u91cd\u8981\u7684\u5916\u90e8\u8bbe\u5907\uff0c\u5229\u7528\u7f16\u7a0b\u5668\u53ef\u5c06\u7528\u6237\u7a0b\u5e8f\u9001\u5165PLC\u7684\u7528\u6237\u7a0b\u5e8f\u5b58\u50a8\u5668\uff0c\u8c03\u8bd5\u7a0b\u5e8f\u3001\u76d1\u63a7\u7a0b\u5e8f\u7684\u6267\u884c\u8fc7\u7a0b\u3002\u7f16\u7a0b\u5668\u4ece\u7ed3\u6784\u4e0a\u53ef\u5206\u4e3a\u4ee5\u4e0b\u4e09\u79cd\u7c7b\u578b\u3002<\/p>\n
\n\t\uff081\uff09\u7b80\u6613\u7f16\u7a0b\u5668<\/p>\n
\n\t\uff082\uff09\u56fe\u5f62\u7f16\u7a0b\u5668<\/p>\n
\n\t\uff083\uff09\u901a\u7528\u8ba1\u7b97\u673a\u7f16\u7a0b\u5668<\/p>\n
\n\t\uff085\uff09\u7535\u6e90<\/p>\n
\n\t\u7535\u6e90\u5355\u5143\u7684\u4f5c\u7528\u662f\u628a\u5916\u90e8\u7535\u6e90\uff08220V\u7684\u4ea4\u6d41\u7535\u6e90\uff09\u8f6c\u6362\u6210\u5185\u90e8\u5de5\u4f5c\u7535\u538b\u3002\u5916\u90e8\u8fde\u63a5\u7684\u7535\u6e90\uff0c\u901a\u8fc7PLC\u5185\u90e8\u914d\u6709\u7684\u4e00\u4e2a\u4e13\u7528\u5f00\u5173\u5f0f\u7a33\u538b\u7535\u6e90<\/u>\uff0c\u5c06\u4ea4\u6d41\/\u76f4\u6d41\u4f9b\u7535\u7535\u6e90\u8f6c\u5316\u4e3aPLC\u5185\u90e8\u7535\u8def\u9700\u8981\u7684\u5de5\u4f5c\u7535\u6e90\uff08\u76f4\u6d415V\u3001±12V\u300124V\uff09\uff0c\u5e76\u4e3a\u5916\u90e8\u8f93\u5165\u5143\u4ef6\uff08\u5982\u63a5\u8fd1\u5f00\u5173\uff09\u63d0\u4f9b24V\u76f4\u6d41\u7535\u6e90\uff08\u4ec5\u4f9b\u8f93\u5165\u7aef\u70b9\u4f7f\u7528\uff09\u3002\u9a71\u52a8PLC\u8d1f\u8f7d\u7684\u7535\u6e90\u7531\u7528\u6237\u63d0\u4f9b\u3002<\/p>\n
\n\t\uff086\uff09\u5916\u8bbe\u63a5\u53e3<\/p>\n
\n\t\u5916\u8bbe\u63a5\u53e3\u7535\u8def\u7528\u4e8e\u8fde\u63a5\u624b\u6301\u7f16\u7a0b\u5668\u6216\u5176\u4ed6\u56fe\u5f62\u7f16\u7a0b\u5668\u3001\u6587\u672c\u663e\u793a\u5668\uff0c\u5e76\u80fd\u901a\u8fc7\u5916\u8bbe\u63a5\u53e3\u7ec4\u6210PLC\u7684\u63a7\u5236\u7f51\u7edc\u3002PLC\u4f7f\u7528PC\/PPI\u7535\u7f06\u6216\u8005MPI\u5361\u901a\u8fc7RS-485\u63a5\u53e3\u4e0e\u8ba1\u7b97\u673a\u8fde\u63a5\uff0c\u53ef\u4ee5\u5b9e\u73b0\u7f16\u7a0b\u3001\u76d1\u63a7\u3001\u8054\u7f51\u7b49\u529f\u80fd\u3002<\/p>\n
\n\t2.PLC\u7684\u8f6f\u4ef6\u7ec4\u6210<\/p>\n
\n\tPLC\u7684\u8f6f\u4ef6\u7531\u7cfb\u7edf\u7a0b\u5e8f\u548c\u7528\u6237\u7a0b\u5e8f\u7ec4\u6210\u3002<\/p>\n
\n\t\u7cfb\u7edf\u7a0b\u5e8f\u7531PLC\u5236\u9020\u5382\u5546\u8bbe\u8ba1\u7f16\u5199\uff0c\u5e76\u5b58\u5165PLC\u7684\u7cfb\u7edf\u5b58\u50a8\u5668\u4e2d\uff0c\u7528\u6237\u4e0d\u80fd\u76f4\u63a5\u8bfb\u5199\u4e0e\u66f4\u6539\u3002\u7cfb\u7edf\u7a0b\u5e8f\u4e00\u822c\u5305\u62ec\u7cfb\u7edf\u8bca\u65ad\u7a0b\u5e8f\u3001\u8f93\u5165\u5904\u7406\u7a0b\u5e8f\u3001\u7f16\u8bd1\u7a0b\u5e8f\u3001\u4fe1\u606f\u4f20\u9001\u7a0b\u5e8f\u53ca\u76d1\u63a7\u7a0b\u5e8f\u7b49\u3002<\/p>\n
\n\tPLC\u7684\u7528\u6237\u7a0b\u5e8f\u662f\u7528\u6237\u5229\u7528PLC\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u6839\u636e\u63a7\u5236\u8981\u6c42\u7f16\u5236\u7684\u7a0b\u5e8f\u3002\u5728PLC\u7684\u5e94\u7528\u4e2d\uff0c\u6700\u91cd\u8981\u7684\u662f\u7528PLC\u7684\u7f16\u7a0b\u8bed\u8a00\u6765\u7f16\u5199\u7528\u6237\u7a0b\u5e8f\uff0c\u4ee5\u5b9e\u73b0\u63a7\u5236\u76ee\u7684\u3002\u7531\u4e8ePLC\u662f\u4e13\u95e8\u4e3a\u5de5\u4e1a\u63a7\u5236\u800c\u5f00\u53d1\u7684\u88c5\u7f6e\uff0c\u5176\u4e3b\u8981\u4f7f\u7528\u8005\u662f\u5e7f\u5927\u7535\u6c14\u6280\u672f\u4eba\u5458\uff0c\u4e3a\u4e86\u6ee1\u8db3\u4ed6\u4eec\u7684\u4f20\u7edf\u4e60\u60ef\u548c\u638c\u63e1\u80fd\u529b\uff0cPLC\u7684\u4e3b\u8981\u7f16\u7a0b\u8bed\u8a00\u91c7\u7528\u6bd4\u8ba1\u7b97\u673a\u8bed\u8a00\u76f8\u5bf9\u7b80\u5355\u3001\u6613\u61c2\u3001\u5f62\u8c61\u7684\u4e13\u7528\u8bed\u8a00\u3002<\/p>\n
\n\t1.\u56fe\u5f62\u5f0f\u6307\u4ee4\u7ed3\u6784<\/p>\n
\n\t2.\u660e\u786e\u7684\u53d8\u91cf\u5e38\u6570<\/p>\n
\n\t3.\u7b80\u5316\u7684\u7a0b\u5e8f\u7ed3\u6784<\/p>\n
\n\t4.\u7b80\u5316\u5e94\u7528\u8f6f\u4ef6\u751f\u6210\u8fc7\u7a0b<\/p>\n
\n\t5.\u5f3a\u5316\u8c03\u8bd5\u624b\u6bb5<\/p>\n
\n\tPLC\u7684\u57fa\u672c\u5de5\u4f5c\u539f\u7406<\/p>\n
\n\tPLC\u626b\u63cf\u7684\u5de5\u4f5c\u65b9\u5f0f\u4e3b\u8981\u5206\u4e09\u4e2a\u9636\u6bb5\uff0c\u5373\u8f93\u5165\u91c7\u6837\u9636\u6bb5\u3001\u7528\u6237\u7a0b\u5e8f\u6267\u884c\u9636\u6bb5\u548c\u8f93\u51fa\u5237\u65b0\u9636\u6bb5\u3002\u5982\u56fe\u6240\u793a\u3002<\/p>\n
\n\t<\/p>\n
\n\t1.\u8f93\u5165\u91c7\u6837\u9636\u6bb5<\/p>\n
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\n\t2.\u7528\u6237\u7a0b\u5e8f\u6267\u884c\u9636\u6bb5<\/p>\n
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\n\t3.\u8f93\u51fa\u5237\u65b0\u9636\u6bb5<\/p>\n
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\n\t\u8f93\u5165\/\u8f93\u51fa\u6ede\u540e\u73b0\u8c61<\/p>\n
\n\t\u4ecePLC\u7684\u5de5\u4f5c\u8fc7\u7a0b\uff0c\u53ef\u4ee5\u603b\u7ed3\u5982\u4e0b\u51e0\u4e2a\u7ed3\u8bba\u3002<\/p>\n
\n\t·\u4ee5\u626b\u63cf\u7684\u65b9\u5f0f\u6267\u884c\u7a0b\u5e8f\uff0c\u5176\u8f93\u5165\/\u8f93\u51fa\u4fe1\u53f7\u95f4\u7684\u903b\u8f91\u5173\u7cfb\u5b58\u5728\u7740\u539f\u7406\u4e0a\u7684\u6ede\u540e\u3002\u626b\u63cf\u5468\u671f\u8d8a\u957f\uff0c\u6ede\u540e\u5c31\u8d8a\u4e25\u91cd\u3002<\/p>\n
\n\t·\u626b\u63cf\u5468\u671f\u9664\u4e86\u5305\u62ec\u8f93\u5165\u91c7\u6837\u9636\u6bb5\u3001\u7528\u6237\u7a0b\u5e8f\u6267\u884c\u9636\u6bb5\u3001\u8f93\u51fa\u5237\u65b0\u9636\u6bb5\u4e09\u4e2a\u4e3b\u8981\u5de5\u4f5c\u9636\u6bb5\u6240\u5360\u7684\u65f6\u95f4\u5916\uff0c\u8fd8\u5305\u62ec\u7cfb\u7edf\u7ba1\u7406\u64cd\u4f5c\u5360\u7528\u7684\u65f6\u95f4\u3002\u5176\u4e2d\uff0c\u7a0b\u5e8f\u6267\u884c\u7684\u65f6\u95f4\u4e0e\u7a0b\u5e8f\u7684\u957f\u77ed\u53ca\u6307\u4ee4\u64cd\u4f5c\u7684\u590d\u6742\u7a0b\u5ea6\u6709\u5173\uff0c\u5176\u4ed6\u57fa\u672c\u4e0d\u53d8\u3002\u626b\u63cf\u5468\u671f\u4e00\u822c\u4e3a\u6beb\u5fae\u79d2\u7ea7\u3002<\/p>\n
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