{"id":9679,"date":"2021-01-20T09:10:01","date_gmt":"2021-01-20T01:10:01","guid":{"rendered":"https:\/\/blog.wika.cn\/zh\/?p=9679"},"modified":"2024-07-10T17:21:08","modified_gmt":"2024-07-10T09:21:08","slug":"sil-certified-functional-safety-with-mechanical-switches","status":"publish","type":"post","link":"https:\/\/blog.wika.cn\/zh\/knowhow\/sil-certified-functional-safety-with-mechanical-switches\/","title":{"rendered":"SIL\uff08\u5b89\u5168\u5b8c\u6574\u6027\u6c34\u5e73\uff09\u8ba4\u8bc1\uff1a\u673a\u68b0\u5f0f\u5f00\u5173\u7684\u529f\u80fd\u5b89\u5168\u6027"},"content":{"rendered":"<p><strong>\u673a\u68b0\u5f0f\u538b\u529b\u5f00\u5173\u548c\u6e29\u5ea6\u5f00\u5173\u5728\u5b89\u5168\u76f8\u5173\u5e94\u7528\u4e2d\u6267\u884c\u654f\u611f\u4efb\u52a1\uff0c\u4f8b\u5982\u529f\u80fd\u5b89\u5168\u548c\u76d1\u63a7\u6781\u9650\u503c\u3002\u5176\u529f\u80fd\u5b89\u5168\u6027\u5fc5\u987b\u5f97\u5230\u76f8\u5e94\u7684\u4fdd\u969c\u3002\u5982\u679c\u4eea\u8868\u7b26\u5408IEC 61508\u6807\u51c6\u4e2d\u76f8\u5e94SIL\uff08\u5b89\u5168\u5b8c\u6574\u6027\u7b49\u7ea7\uff09\u7684\u8981\u6c42\uff0c\u5219\u901a\u5e38\u53ef\u6ee1\u8db3\u4e0a\u8ff0\u8981\u6c42\u3002\u5a01\u5361\u7684\u5f00\u5173\u5177\u6709\u9ad8\u5ea6\u7684\u8fd0\u884c\u53ef\u9760\u6027\uff0c\u4e14\u5df2\u7ecf\u83b7\u5f97SIL\u8ba4\u8bc1\u3002<\/strong><\/p>\n\n      <div class=\"wp-caption alignright\" style=\"max-width:396px;\"><img decoding=\"async\" src=\"https:\/\/blog.wika.cn\/zh\/files\/2021\/01\/textbild_schalter_2-388x471.jpg\" \/><p class=\"wp-caption-text\">\u529f\u80fd\u5b89\u5168\u6027\u901a\u8fc7SIL\u8ba4\u8bc1\u7684\u5a01\u5361\u5f00\u5173\u793a\u4f8b\uff1a\u5e26Ex d\u9694\u7206\u578b\u5916\u58f3\u7684\u7d27\u51d1\u578b\u6e29\u5ea6\u5f00\u5173\uff08\u578b\u53f7TCA\uff1b\u5de6\uff09\u3001\u6ce2\u767b\u7ba1\u538b\u529b\u5f00\u5173\uff08\u578b\u53f7BA\/BAX\uff1b\u53f3\u4e0a\uff09\u548c\u5fae\u578b\u538b\u529b\u5f00\u5173\uff08\u578b\u53f7PXS\uff1b\u53f3\u4e0b\uff09\u3002<\/p><\/div>\n    \n<p>\u5728\u8fc7\u7a0b\u5de5\u4e1a\u4e2d\uff0c\u5b89\u5168\u4eab\u6709\u6700\u9ad8\u4f18\u5148\u6743\u3002\u56e0\u6b64\uff0c\u5fc5\u987b\u5c06\u5173\u952e\u5de5\u5e8f\u4e2d\u5bf9\u4eba\u3001\u73af\u5883\u548c\u5de5\u5382\u53ef\u80fd\u9020\u6210\u5371\u5bb3\u964d\u4f4e\u5230\u53ef\u63a5\u53d7\u7684\u6700\u4f4e\u9650\u5ea6\u3002\u4f5c\u4e3a\u57fa\u672c\u6807\u51c6\uff0c\u56fd\u9645\u7535\u5de5\u59d4\u5458\u4f1a\uff08IEC\uff09\u7684IEC 61508\u5728\u6b64\u63d0\u4f9b\u4e86\u5fc5\u8981\u7684\u89c4\u8303\u3002\u8fd9\u4e9b\u89c4\u8303\u5728\u4e0d\u540c\u7684\u5b89\u5168\u5b8c\u6574\u6027\u7b49\u7ea7SIL 1\u81f34\u4e2d\u5b9a\u4e49\u3002\u672c\u7bc7\u6587\u7ae0\u4e2d\u63d0\u4f9b\u4e86\u6240\u7528\u672f\u8bed\u7684\u6982\u8ff0\uff1a\u7b26\u5408SIL\u6807\u51c6\u7684\u538b\u529b\u4f20\u611f\u5668 \u2013 \u5e38\u7528\u672f\u8bed\u548c\u7f29\u5199\u3002<\/p>\n<p>\u8be5\u9879\u57fa\u672c\u6807\u51c6\u5bf9\u8fc7\u7a0b\u5f00\u53d1\u8d1f\u8d23\u4eba\u5458\u548c\u5fc5\u8981\u7ec4\u4ef6\u7684\u5236\u9020\u5546\u8d4b\u4e88\u4e86\u540c\u7b49\u7684\u8d23\u4efb\u3002\u5e76\u4e3a\u79cd\u4eea\u8868\u5b9a\u4e49\u4e86\u5b89\u5168\u76f8\u5173\u529f\u80fd\u7684\u5931\u6548\u6982\u7387\u6781\u9650\u503c\u3002\u540c\u65f6\uff0c\u5b83\u8fd8\u4e3a\u63a7\u5236\u548c\u907f\u514d\u7cfb\u7edf\u6545\u969c\u7684\u53ef\u80fd\u6027\u63d0\u4f9b\u4e86\u51c6\u5219\u3002<\/p>\n<p><strong>IEC 61508\u6807\u51c6\u5305\u62ec\u54ea\u4e9b\u5185\u5bb9\uff1f<\/strong><br \/>\nIEC 61508\u6807\u51c6\u662f\u4e00\u9879\u56fd\u9645\u516c\u8ba4\u7684\u6807\u51c6\uff0c\u5b83\u89c4\u5b9a\u4e86\u786e\u4fdd\u5404\u884c\u4e1a\uff08\u5982\u6c7d\u8f66\u548c\u822a\u7a7a\u822a\u5929\u4e1a\u6216\u533b\u7597\u5de5\u7a0b\uff09\u5b89\u5168\u529f\u80fd\u53ef\u9760\u6027\u548c\u6548\u7387\u7684\u8981\u6c42\u3002\u56e0\u6b64\uff0c\u5b83\u8981\u6c42\u8d1f\u8d23\u7684\u8fc7\u7a0b\u5f00\u53d1\u4eba\u5458\u548c\u5fc5\u8981\u7ec4\u4ef6\u7684\u5236\u9020\u5546\u627f\u62c5\u540c\u7b49\u8d23\u4efb\u3002\u5e76\u4e3a\u79cd\u4eea\u8868\u5b9a\u4e49\u4e86\u5b89\u5168\u76f8\u5173\u529f\u80fd\u7684\u5931\u6548\u6982\u7387\u6781\u9650\u503c\u3002\u540c\u65f6\uff0c\u5b83\u8fd8\u4e3a\u63a7\u5236\u548c\u907f\u514d\u7cfb\u7edf\u6545\u969c\u7684\u53ef\u80fd\u6027\u63d0\u4f9b\u4e86\u51c6\u5219\u3002\u8be5\u6807\u51c6\u603b\u5171\u5305\u62ec7\u4e2a\u90e8\u5206\uff08IEC 61508-1\u81f3IEC 61508-7\uff09\u3002\u5176\u4e2d\uff0cIEC 61508-1\u81f3IEC 61508-3\u4e3a\u89c4\u8303\u6027\u90e8\u5206\uff0c\u5fc5\u987b\u9075\u5b88\u4ee5\u786e\u4fdd\u7b26\u5408\u6807\u51c6\u3002IEC 61508-4\u81f3IEC 61508-7\u4e3a\u4fe1\u606f\u6027\u6307\u5357\uff0c\u63d0\u4f9b\u4e86\u9700\u8981\u65f6\u53ef\u7528\u4e8e\u6ee1\u8db3\u89c4\u8303\u6027\u6761\u6b3e\u8981\u6c42\u7684\u5de5\u5177\u548c\u65b9\u6cd5\u5efa\u8bae\u3002<\/p>\n\n      <div class=\"wp-caption alignnone\" style=\"max-width:846px;\"><img decoding=\"async\" src=\"https:\/\/blog.wika.cn\/zh\/files\/2021\/01\/iec-61508-4-838x471.png\" alt=\"IEC 61508\u6807\u51c6\u5404\u90e8\u5206\u4e4b\u95f4\u7684\u5173\u7cfb\u793a\u610f\u56fe\u3002\u7bad\u5934\u8868\u793a\u6807\u51c6\u7684\u89c4\u8303\u6027\u548c\u4fe1\u606f\u6027\u90e8\u5206\u4e4b\u95f4\u7684\u8fc7\u7a0b\u548c\u76f8\u4e92\u5173\u7cfb\u3002\" \/><p class=\"wp-caption-text\">IEC 61508\u6807\u51c6\u5404\u90e8\u5206\u4e4b\u95f4\u7684\u5173\u7cfb\u793a\u610f\u56fe\u3002\u7bad\u5934\u8868\u793a\u6807\u51c6\u7684\u89c4\u8303\u6027\u548c\u4fe1\u606f\u6027\u90e8\u5206\u4e4b\u95f4\u7684\u8fc7\u7a0b\u548c\u76f8\u4e92\u5173\u7cfb\u3002<\/p><\/div>\n    \n<p>&nbsp;<\/p>\n<p><strong>IEC 61508\u3001DIN EN 61508\u548cDIN 61508\u4e4b\u95f4\u6709\u4f55\u533a\u522b\uff1f<\/strong><br \/>\nIEC 61508\u662f\u56fd\u9645\u7535\u5de5\u59d4\u5458\u4f1a\uff08IEC\uff09\u5236\u5b9a\u7684\u6807\u51c6\uff0c\u8be5\u6807\u51c6\u5f97\u5230\u56fd\u9645\u8ba4\u53ef\uff0c\u662f\u7535\u6c14\u548c\u7535\u5b50\u8bbe\u5907\u53ca\u7cfb\u7edf\u7684\u5f00\u53d1\u3001\u6d4b\u8bd5\u548c\u8ba4\u8bc1\u6307\u5357\u3002DIN EN 61508\u5b9a\u4e49\u4e86\u5fb7\u56fd\u5e02\u573a\u7684\u5177\u4f53\u8981\u6c42\uff0c\u800cEN 61508\u5219\u5728IEC 61508\u7684\u57fa\u7840\u4e0a\u5b9a\u4e49\u4e86\u6b27\u6d32\u5e02\u573a\u7684\u5177\u4f53\u8981\u6c42\u3002\u8fd9\u4e9b\u6807\u51c6\u4e3a\u5b89\u5168\u76f8\u5173\u7684\u7535\u6c14\u548c\u7535\u5b50\u7cfb\u7edf\u7684\u5f00\u53d1\u3001\u6d4b\u8bd5\u548c\u8ba4\u8bc1\u63d0\u4f9b\u4e86\u7edf\u4e00\u7684\u65b9\u6cd5\u3002<\/p>\n<p>\u5f53\u4e13\u5bb6\u7ec4\u8c08\u5230\u4e0eSIL\u8ba4\u8bc1\u76f8\u5173\u7684\u201c\u529f\u80fd\u5b89\u5168\u201d\u8bdd\u9898\u65f6\uff0c\u4e3b\u8981\u6d89\u53ca\u7535\u6c14\u7cfb\u7edf\u3002\u7136\u800c\uff0c\u8bb8\u591a\u673a\u68b0\u90e8\u4ef6\u4e5f\u96c6\u6210\u5728\u5b89\u5168\u76f8\u5173\u5e94\u7528\u4e2d\u3002\u5305\u62ec\u4e0d\u9700\u8981\u5916\u90e8\u7535\u6e90\u7684\u6d4b\u91cf\u4eea\u8868\uff0c\u8fd9\u4e9b\u4eea\u8868\u5373\u4f7f\u5728\u505c\u7535\u7684\u60c5\u51b5\u4e0b\u4e5f\u80fd\u53ef\u9760\u5730\u5de5\u4f5c\u3002SIL\u5bf9\u5b83\u4eec\u7684\u6279\u51c6\u4e5f\u610f\u5473\u7740\u5bf9\u529f\u80fd\u5b89\u5168\u6027\u7684\u660e\u786e\u58f0\u660e\u3002\u5c31\u673a\u68b0\u96f6\u4ef6\u800c\u8a00\uff0c\u4e3b\u8981\u6d89\u53ca\u8001\u5316\u548c\u78e8\u635f\u7684\u5f71\u54cd\u95ee\u9898\u3002<\/p>\n<h2>\u5355\u72ec\u5b89\u88c5\uff1aSIL 2\uff0c\u5197\u4f59\u7ec4\u5408\uff1aSIL 3<\/h2>\n<p>\u5a01\u5361\u538b\u529b\u548c\u6e29\u5ea6\u5f00\u5173\u7684SIL\u8bc1\u4e66\u7531\u5168\u7403\u516c\u8ba4\u7684\u6d4b\u8bd5\u516c\u53f8exida\u4e8e2019\u5e74\u9881\u53d1\u3002\u6839\u636e\u5176\u8bc4\u4f30\uff0c\u5f53\u5355\u72ec\u5b89\u88c5\u65f6\uff0c\u4eea\u8868\u6ee1\u8db3SIL 2\u7684\u8981\u6c42\uff0c\u5e76\u4e14\u5f53\u5b58\u5728\u5197\u4f59\u7ec4\u5408\u65f6\uff0c\u751a\u81f3\u53ef\u4ee5\u6ee1\u8db3SIL 3\u7ea7\u7684\u8981\u6c42\u3002<\/p>\n<h2>\u4e24\u79cd\u8bc4\u4f30\u65b9\u6cd5<\/h2>\n<p>\u9664\u5b9e\u9645\u5206\u7c7b\u5916\uff0c\u5a01\u5361\u5f00\u5173\u7684\u8bc1\u4e66\u8fd8\u5305\u542b\u201croute 2H\u201d\u3002\u539f\u5219\u4e0a\uff0c\u53ef\u901a\u8fc7\u4e24\u79cd\u65b9\u6cd5\u5b9e\u73b0SIL\u8bc4\u4f30\uff1a\u201cRoute 1H\u201d\u8868\u793a\u6240\u8ff0\u4eea\u8868\u6216\u90e8\u4ef6\u6839\u636e\u5404\u81ea\u7684SIL\u89c4\u8303\u5f00\u53d1\u548c\u5236\u9020\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u201cRoute 2H\u201d\u8ba4\u53ef\u5176\u57fa\u4e8e\u8fd0\u884c\u53ef\u9760\u6027\u8bc4\u4f30\u7684\u7ed3\u679c\uff0c\u5982\u5a01\u5361\u5f00\u5173\u3002\u8ba4\u8bc1\u4e2d\u4f7f\u7528\u7684\u51fa\u9519\u7387\u662f\u6839\u636e\u5728exida\u5904\u5907\u6848\u7684\u5e94\u7528\u73b0\u573a\u4f7f\u7528\u671f\u95f4\u5185\u6536\u96c6\u7684\u6570\u636e\u8ba1\u7b97\u51fa\u7684\u3002\u8fd9\u7c7b\u57fa\u4e8e\u73b0\u5b9e\u57fa\u7840\u529f\u80fd\u5b89\u5168\u6027\u7684SIL\u8bc4\u4f30\u9700\u8981\u5bf9\u4e8e\u4e00\u53f0\u8bbe\u5907\u7684\u6bcf\u4e2a\u7ec4\u4ef6\uff0c\u5fc5\u987b\u9700\u9a8c\u8bc1\u81f3\u5c111\u4ebf\u5c0f\u65f6\u7684\u5de5\u4f5c\u65f6\u957f\u3002<\/p>\n<h2>\u6570\u636e\u5e93\u4e2d\u7684\u7ecf\u9a8c\u503c<\/h2>\n<p>\u6839\u636eroute 2H\u8fdb\u884c\u7684SIL\u8bc4\u4f30\u53c2\u8003\u4e86\u73b0\u573a\u4f7f\u7528\u7684\u7ecf\u9a8c\u503c\uff0c\u8fd9\u4e9b\u503c\u5b58\u50a8\u5728exida\u6570\u636e\u5e93\u4e2d\u3002\u5176\u4e2d\uff0c\u5177\u4f53\u7684\u64cd\u4f5c\u6761\u4ef6\uff0c\u5982\u6e29\u5ea6\u3001\u632f\u52a8\u7b49\u90fd\u88ab\u8003\u8651\u5728\u5185\u3002<\/p>\n<p><strong>\u6ce8<\/strong><br \/>\n\u6b32\u4e86\u89e3\u6709\u5173\u5177\u5907SIL\u8bc1\u4e66\u7684\u5f00\u5173\u7684\u8be6\u7ec6\u4fe1\u606f\u2014\u2014M\u3001B\u3001A\u3001D\u3001PC\u548cPX\u7cfb\u5217\u538b\u529b\u5f00\u5173\u4ee5\u53caT\u7cfb\u5217\u6e29\u5ea6\u5f00\u5173\u2014\u2014\u8bf7\u8bbf\u95ee\u5a01\u5361\u7f51\u7ad9\u3002\u60a8\u8fd8\u53ef\u5728\u8be5\u7f51\u7ad9\u83b7\u5f97\u6279\u51c6\u8ba4\u8bc1\u7684PDF\u6587\u4ef6\u3002\u5982\u6709\u5176\u4ed6\u7591\u95ee\uff0c\u60a8\u7684\u8054\u7cfb\u4eba\u5c06\u5f88\u4e50\u610f\u4e3a\u60a8\u63d0\u4f9b\u5e2e\u52a9\u3002<\/p>\n<h2>\u4fe1\u606f\u6846\uff1a<\/h2>\n<p>\n<strong>\u4ec0\u4e48\u662f\u7b26\u5408IEC 61508\u6807\u51c6\u7684\u5b89\u5168\u76f8\u5173\u7cfb\u7edf\uff1f<\/strong><br \/>\nIEC 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