{"id":15051,"date":"2021-11-25T16:00:12","date_gmt":"2021-11-25T08:00:12","guid":{"rendered":"https:\/\/hongtronics.com\/?p=15051"},"modified":"2024-07-12T17:36:23","modified_gmt":"2024-07-12T09:36:23","slug":"gateway-module-for-profinet-irt","status":"publish","type":"post","link":"https:\/\/hongtronics.com\/en\/gateway-module-for-profinet-irt\/","title":{"rendered":"Hongke Knowledge] PROFINET Protocol Basics"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"15051\" class=\"elementor elementor-15051\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6c5a70aa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6c5a70aa\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e7036db\" data-id=\"e7036db\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2d28a744 elementor-widget elementor-widget-text-editor\" data-id=\"2d28a744\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\n<p>\u00a0<\/p>\n\n<h2 class=\"wp-block-heading\">PROFINET\u57fa\u790e\u77e5\u8b58<\/h2>\n\n<p class=\"has-normal-font-size\">PROFINET\uff08\u904e\u7a0b\u73fe\u5834\u7db2\u8def\uff09\u662f Profibus &amp; Profinet International (PI) \u7528\u65bc\u81ea\u52d5\u5316\u7684\u958b\u653e\u5f0f\u5de5\u696d\u4ee5\u592a\u7db2\u6a19\u6e96\u3002PROFINET \u4f7f\u7528 TCP\/IP \u548c IT \u6a19\u6e96\uff0c\u652f\u63f4\u5be6\u6642\u4ee5\u592a\u7db2\uff0c\u4e26\u5141\u8a31\u96c6\u6210\u73fe\u5834\u7e3d\u7dda\u7cfb\u7d71\u3002PROFINET \u7684\u6982\u5ff5\u662f\u6a21\u584a\u5316\u7684\uff0c\u56e0\u6b64\u7528\u6236\u53ef\u4ee5\u81ea\u5df1\u9078\u64c7\u529f\u80fd\u3002\u9019\u5728\u6eff\u8db3\u901f\u5ea6\u8981\u6c42\u7684\u6578\u64da\u4ea4\u63db\u985e\u578b\u4e0a\u6709\u672c\u8cea\u5340\u5225\u3002<\/p>\n\n<p class=\"has-normal-font-size\">PROFINET \u5df2\u958b\u767c\u7528\u65bc\u8207\u5206\u6563\u7684\u5916\u570d\u8a2d\u5099\u9032\u884c\u5be6\u6642 (RT) \u548c\u6642\u9418\u540c\u6b65\u901a\u8a0a IRT\uff08IRT = \u7b49\u6642\u5be6\u6642\uff09\u3002\u56e0\u6b64\uff0cPROFINET IO \u662f\u4e00\u7a2e\u5be6\u6642\u6578\u64da\u50b3\u8f38\uff0c\u56e0\u6b64\u4e5f\u53ef\u7528\u65bc\u9ad8\u6027\u80fd\u9a45\u52d5\u5668\u3002\u540d\u7a31 RT \u548c IRT \u63cf\u8ff0\u4e86 PROFINET IO \u5167\u901a\u8a0a\u7684\u4e0d\u540c\u5be6\u6642\u7279\u6027\u3002<\/p>\n\n<p class=\"has-normal-font-size\">PROFINET \u6280\u8853\uff08PROFINET = Process Field Network\uff09\u662f\u7531 PROFIBUS &amp; PROFINET International \u57fa\u65bc\u4ee5\u592a\u7db2 TCP\/IP \u958b\u767c\u7684\uff0c\u53ef\u901a\u904e\u5de5\u696d\u901a\u8a0a\u9818\u57df\u4e2d\u7684\u73fe\u6709\u4ee5\u592a\u7db2\u7db2\u8def\u63d0\u4f9b\u5feb\u901f\u5be6\u6642\u6578\u64da\u901a\u8a0a\u3002\u7121\u8ad6\u662f\u6642\u9593\u540c\u6b65\u904b\u52d5\u63a7\u5236\u61c9\u7528\u3001\u9a45\u52d5\u6280\u8853\u3001\u6a13\u5b87\u81ea\u52d5\u5316\u3001\u904e\u7a0b\u81ea\u52d5\u5316\u9084\u662f\u88fd\u9020\u6280\u8853\uff0cPROFINET \u90fd\u5141\u8a31\u901a\u904e\u8207\u5de5\u696d IT \u4efb\u52d9\u76f8\u95dc\u7684\u4ee5\u592a\u7db2\u9032\u884c\u5feb\u901f\u6578\u64da\u4ea4\u63db\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">PROFINET\u7684\u5283\u5206<\/h2>\n\n<p class=\"has-normal-font-size\">\u70ba\u4e86\u6eff\u8db3\u5c0d\u6578\u64da\u50b3\u8f38\u901f\u5ea6\uff08\u5be6\u6642\uff09\u6700\u82db\u523b\u7684\u8981\u6c42 &#8211; PROFINET \u6280\u8853\u5177\u6709\u6a21\u584a\u5316\u57fa\u790e\uff0c\u56e0\u6b64\u7531\u5169\u7a2e\u8b8a\u9ad4\u7d44\u6210\uff0c\u4e3b\u8981\u5340\u5225\u5728\u65bc\u6578\u64da\u4ea4\u63db\u7684\u985e\u578b\u3002\u9019\u4e9b\u8b8a\u9ad4\u7a31\u70ba CBA\uff08\u57fa\u65bc\u7d44\u4ef6\u7684\u81ea\u52d5\u5316\uff09\u548c IO\uff08\u5206\u6563\u7684\u5916\u570d\uff09\u3002PROFINET \u9032\u4e00\u6b65\u5206\u70ba TCP\/IP\u3001RT \u548c IRT \u6027\u80fd\u7b49\u7d1a\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">\u751a\u9ebc\u662fPROFINET CBA?<\/h2>\n\n<p class=\"has-normal-font-size\">Profinet CBA \u901a\u5e38\u88ab\u7a31\u70ba\u8a72\u6280\u8853\u7684\u300c\u6e90\u8b8a\u9ad4\u300d\u3002\u8a72\u7d44\u4ef6\u6a21\u578b\u5141\u8a31\u667a\u80fd\u81ea\u52d5\u5316\u8a2d\u5099\u4e4b\u9593\u7684\u6578\u64da\u4ea4\u63db\/\u901a\u8a0a\u3002Profinet CBA \u8ffd\u6c42\u5728\u4ee5\u592a\u7db2-TCP-IP \u7684\u57fa\u790e\u4e0a\u5efa\u7acb\u5206\u4f48\u5f0f\u81ea\u52d5\u5316\uff0c\u5f9e\u800c\u5c07\u4efb\u52d9\u5206\u914d\u7d66\u4e0d\u540c\u7684\u8a2d\u5099\uff0c\u56e0\u6b64 Profinet CBA \u4e0d\u9069\u5408\u5be6\u6642\u61c9\u7528\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">PROFINET CBA \u9069\u7528\u65bc\u4ec0\u9ebc\uff1f<\/h2>\n\n<p class=\"has-normal-font-size\">PROFINET CBA \u7528\u65bc\u8a2d\u8a08\u76f8\u540c\u6216\u53ef\u4ee5\u8f15\u9b06\u66f4\u6539\u7684\u81ea\u4e3b\u904b\u884c\u7684\u5de5\u5ee0\u55ae\u5143\u9818\u57df\u3002<\/p>\n\n<p>\u4ee5\u4e0b\u662f PROFINET CBA \u7684\u4e00\u4e9b\u898f\u7bc4\uff1a<\/p>\n\n<ul class=\"has-normal-font-size wp-block-list\">\n<li>\u63a7\u5236\u662f\u5728\u5c11\u91cf\u8f38\u5165\u4fe1\u865f\u7684\u57fa\u790e\u4e0a\u9032\u884c\u7684<\/li>\n<li>\u63a7\u5236\u662f\u5728\u5c11\u91cf\u8f38\u5165\u4fe1\u865f\u7684\u57fa\u790e\u4e0a\u9032\u884c\u7684<\/li>\n<li>\u7368\u7acb\u65bc\u88fd\u9020\u5546\u7684\u5de5\u7a0b<\/li>\n<li>\u6295\u5f71\u53d6\u4ee3\u7cfb\u7d71\u7de8\u7a0b<\/li>\n<li>\u9069\u7528\u65bc 50 \u5230 100 ms\uff08\u975e\u5be6\u6642\uff09\u7684\u7e3d\u7dda\u5faa\u74b0\u6642\u9593<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Profinet IO &#8211; \u63a7\u5236\u55ae\u5143\u548c\u5206\u4f48\u5f0f\u73fe\u5834\u8a2d\u5099\u4e4b\u9593\u7684\u5be6\u6642\u901a\u8a0a<\/h3>\n\n<p class=\"has-normal-font-size\">\u8207 CBA \u6280\u8853\u4e0d\u540c\uff0cPROFINET IO \u662f\u73fe\u4ee3\u7684\uff0c\u9069\u7528\u65bc\u5e02\u5834\uff0c\u56e0\u6b64\u53ef\u4ee5\u6210\u70ba\u6700\u5e38\u7528\u7684\u5de5\u696d\u4ee5\u592a\u7db2\u7db2\u8def\u4e4b\u4e00\u3002\u5b83\u57fa\u65bc\u904e\u53bb\u5df2\u7d93\u8b49\u660e\u904e\u7684 PROFIBUS-DP \u6a21\u578b\u3002\u5feb\u901f\u4ee5\u592a\u7db2\u6280\u8853\u7528\u65bc\u5be6\u6642\u50b3\u8f38 (RT)\uff0c\u53ef\u5be6\u73fe IT \u529f\u80fd\u3001\u53c3\u6578\u548c\u9700\u6c42\u6578\u64da\u7684\u50b3\u8f38\u3002\u5c0d\u65bc\u6709\u7d93\u9a57\u7684\u7528\u6236\uff0cPROFINET IO \u63d0\u4f9b\u4e86\u4f7f\u7528 PROFIBUS-DP \u5c08\u6709\u6280\u8853\uff08\u4f8b\u5982 RD485 PRORFIBUS\u3001RS232\u3001PROFIBUS \u5f9e\u7ad9\u3001\u4e3b\u5f9e\u7ad9\u3001SPS\uff09\u7684\u80fd\u529b\u3002\u8a2d\u5099\u63cf\u8ff0\u7528\u65bc\u9023\u63a5\u5206\u6563\u7684\u73fe\u5834\u8a2d\u5099\u3002\uff08\u88fd\u9020\u5546\u4e8b\u5148\u5728 GSD \u6587\u4ef6\u4e2d\u63cf\u8ff0\u4e86\u73fe\u5834\u8a2d\u5099\u7684\u5c6c\u6027\u3002\uff09\u7136\u5f8c\uff0c\u4fe1\u865f\u88ab\u5faa\u74b0\u5730\u994b\u9001\u5230 SPS\u3002\u5728 SPS \u4e2d\u8655\u7406\u5f8c\uff0c\u8f38\u51fa\u88ab\u767c\u9001\u5230\u73fe\u5834\u8a2d\u5099\u3002\u7136\u800c\uff0c\u9019\u88e1\u6c92\u6709\u4f7f\u7528\u4e3b\u5f9e\u9032\u7a0b\u3002\u63d0\u4f9b\u8005-\u6d88\u8cbb\u8005\u6a21\u578b\u7528\u65bc\u652f\u63f4\u5404\u500b\u8a2d\u5099\u4e4b\u9593\u7684\u6578\u64da\u4ea4\u63db\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u63d0\u4f9b\u8005\u4e0d\u9700\u8981\u767c\u9001\u6578\u64da\u7684\u8acb\u6c42\u3002\u53c3\u6578\u5316\u3001\u8a3a\u65b7\u548c\u8b66\u5831\u662f Profinet IO \u555f\u7528\u7684\u5176\u4ed6\u529f\u80fd &#8211; \u9664\u4e86\u5faa\u74b0\u6709\u6548\u8f09\u8377\u4ea4\u63db\u3002<\/p>\n\n<p class=\"has-normal-font-size\">\u4ee5\u4e0b\u6574\u7406PROFINET \u63d0\u4f9b\u7684\u50b3\u8f38\u9078\u9805\uff1a<\/p>\n\n<p class=\"has-normal-font-size\"><strong>TCP\/IP\uff1a<\/strong><\/p>\n\n<ul class=\"has-normal-font-size wp-block-list\">\n<li>\u6c92\u6709\u5be6\u6642\u6027<\/li>\n<li>\u958b\u653e\u5f0f\u901a\u4fe1\uff08\u901a\u904e\u4ee5\u592a\u7db2-TCP\/IP\uff09<\/li>\n<\/ul>\n\n<p class=\"has-normal-font-size\"><strong>RT\uff1a<\/strong><\/p>\n\n<ul class=\"has-normal-font-size wp-block-list\">\n<li>\u5373\u6642\u7684<\/li>\n<li>I\/O \u6578\u64da\u6d41\u91cf -&gt; \u81ea\u52d5\u5316\u6280\u8853<\/li>\n<\/ul>\n\n<p class=\"has-normal-font-size\"><strong>IRT\uff1a<\/strong><\/p>\n\n<ul class=\"has-normal-font-size wp-block-list\">\n<li>\u7b49\u6642\u5be6\u6642<\/li>\n<li>\u7528\u65bc\u904b\u52d5\u63a7\u5236\u61c9\u7528<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">PROFINET IO \u548c\u5be6\u6642\u50b3\u8f38<\/h2>\n\n<p class=\"has-normal-font-size\">PROFINET IO \u6280\u8853\u9996\u5148\u63d0\u4f9b\u4e86\u5be6\u6642\u50b3\u8f38\uff08RT = Real-Time\uff09\u6578\u64da\u7684\u512a\u52e2\uff0c\u900f\u904e\u4ee5\u6bd4 TCP\/IP \u6578\u64da\u66f4\u9ad8\u7684\u512a\u5148\u7d1a\u8655\u7406 PROFINET IO \u7684\u5be6\u6642\u6578\u64da\u800c\u5be6\u73fe\u7684\u3002\u8a72\u512a\u5148\u7d1a\u4fdd\u8b49\u4e86\u6578\u64da\u4ea4\u63db\uff0c\u5f9e\u800c\u4fdd\u8b49\u4e86\u4f4e\u6beb\u79d2\u7bc4\u570d\u5167\u7684\u7e3d\u7dda\u5faa\u74b0\u6642\u9593\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">PROFINET IO \u548c\u6642\u9418\u540c\u6b65<\/h2>\n\n<p class=\"has-normal-font-size\">\u9664\u4e86\u5be6\u6642\u50b3\u8f38\uff0cPROFINET IO \u9084\u5141\u8a31\u6642\u9418\u540c\u6b65\u6578\u64da\u4ea4\u63db\uff08IRT = \u7b49\u6642\u5be6\u6642\uff09\u3002IRT \u6578\u64da\u4ea4\u63db\u4e2d\u7684\u78ba\u5b9a\u6027\u8981\u6c42\u5728\u7e3d\u7dda\u9031\u671f\u958b\u59cb\u6642\u4fdd\u6301\u6700\u9ad8\u7cbe\u5ea6\u3002\u9019\u662f\u8207 RT \u901a\u4fe1\u7684\u4e3b\u8981\u5340\u5225\u3002\u6b64\u5916\uff0cPROFINET \u7684 IRT \u901a\u8a0a\u60c5\u6cc1\u4e0b\u7684\u6578\u64da\u4ea4\u63db\u9031\u671f\u5728\u5e7e\u767e\u5fae\u79d2\u5230\u4e00\u6beb\u79d2\u4e4b\u9593\u3002<\/p>\n\n<p class=\"has-normal-font-size\">\u56e0\u6b64\uff0c\u7e3d\u7dda\u9031\u671f\u7684\u958b\u59cb\u504f\u5dee\u6700\u5927\u3002\u5728 IRT \u901a\u4fe1\u7684\u60c5\u6cc1\u4e0b\u70ba 1 \u00b5s\u3002\u56e0\u6b64\uff0cIRT \u901a\u4fe1\u975e\u5e38\u9069\u5408\u904b\u52d5\u63a7\u5236\u61c9\u7528\uff0c\u56e0\u70ba\u5b9a\u4f4d\u904e\u7a0b\u9700\u8981\u975e\u5e38\u7cbe\u78ba\u7684\u7e3d\u7dda\u5faa\u74b0\u555f\u52d5\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">PROFINET \u548c\u6210\u672c\u512a\u52e2<\/h2>\n\n<p class=\"has-normal-font-size\">PROFINET \u88ab\u8a8d\u70ba\u662f\u81ea\u52d5\u5316\u6280\u8853\u4e2d\u6700\u5e38\u7528\u7684\u57fa\u65bc\u4ee5\u592a\u7db2\u7684\u89e3\u6c7a\u65b9\u6848\u4e4b\u4e00\uff0c\u5b83\u5c07\u5916\u570d\u8a2d\u5099\u9023\u63a5\u5230\u63a7\u5236\u6280\u8853\u3002\u96a8\u8457\u5927\u91cf\u751f\u7522\u5de5\u696d PC \u7684\u958b\u59cb\uff0c\u73fe\u5834\u7e3d\u7dda\u548c\u4ee5\u592a\u7db2\u7db2\u8def\u7684\u4f7f\u7528\u8d8a\u4f86\u8d8a\u591a\u3002PROFINET \u70ba\u81ea\u52d5\u5316\u6280\u8853\u4e2d\u7684\u6578\u64da\u4ea4\u63db\u5275\u5efa\u4e86\u901a\u7528\u6a19\u6e96\u3002\u5373\u4f7f\u5728\u958b\u767c\u4e4b\u521d\uff0c\u5e02\u5834\u4e0a\u4e5f\u6709\u592a\u591a\u4e0d\u76f8\u5bb9\u7684\u4ee5\u592a\u7db2\u89e3\u6c7a\u65b9\u6848\uff0c\u56e0\u6b64\u9700\u8981\u4e00\u500b\u6a19\u6e96\u3002\u9019\u662f\u4f7f\u7528 PROFINET \u5275\u5efa\u7684\u3002\u4eca\u5929\u8207 PROFINET \u7684\u901a\u8a0a\u53ef\u4ee5\u901a\u904e\u9285\u6ce2\u548c\u5149\u6ce2\u4ee5\u53ca\u73fe\u4ee3\u7121\u7dda\u9023\u63a5\uff08\u85cd\u7259\u3001W-LAN\uff09\u7684\u5e6b\u52a9\u4f86\u5be6\u73fe\u3002\u9019\u6db5\u84cb\u4e86\u63a7\u5236\u548c\u5b89\u5168\u89e3\u6c7a\u65b9\u6848\u9818\u57df\u7684\u6240\u6709\u8981\u6c42\u3002<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-97b6a3f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"97b6a3f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8ef319f\" data-id=\"8ef319f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap 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