{"id":240,"date":"2026-03-26T11:38:22","date_gmt":"2026-03-26T03:38:22","guid":{"rendered":"https:\/\/www.bihec.com\/valcom\/?p=240"},"modified":"2026-03-26T11:38:22","modified_gmt":"2026-03-26T03:38:22","slug":"%e8%bf%9b%e5%8f%a3%e4%bb%a3%e7%90%86valcom-27d%e7%b3%bb%e5%88%97%e5%8f%98%e9%80%81%e5%99%a8-valcom%e7%94%a8%e4%ba%8e%e5%b7%ae%e5%8e%8b%e5%92%8c%e6%b6%b2%e4%bd%8d%e6%b5%8b%e9%87%8f%e7%9a%84%e5%8f%98","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/valcom\/%e8%bf%9b%e5%8f%a3%e4%bb%a3%e7%90%86valcom-27d%e7%b3%bb%e5%88%97%e5%8f%98%e9%80%81%e5%99%a8-valcom%e7%94%a8%e4%ba%8e%e5%b7%ae%e5%8e%8b%e5%92%8c%e6%b6%b2%e4%bd%8d%e6%b5%8b%e9%87%8f%e7%9a%84%e5%8f%98\/","title":{"rendered":"\u8fdb\u53e3\u4ee3\u7406Valcom 27D\u7cfb\u5217\u53d8\u9001\u5668, valcom\u7528\u4e8e\u5dee\u538b\u548c\u6db2\u4f4d\u6d4b\u91cf\u7684\u53d8\u9001\u5668,\u7528\u4e8e\u5de5\u4e1a\u5e94\u7528\u4e2d\uff0c\u6d4b\u91cf\u7edd\u538b\u3001\u8868\u538b\u3001\u5dee\u538b\u548c\u6db2\u4f4d\uff0c\u4e5f\u53ef\u7528\u4e8e\u6d41\u91cf\u6d4b\u91cf"},"content":{"rendered":"<div class=\"ds-message _63c77b1\">\n<div class=\"ds-markdown\">\n<p><strong>27D\u7cfb\u5217<\/strong><\/p>\n<p class=\"ds-markdown-paragraph\"><strong>27D\u7cfb\u5217<\/strong>\u5305\u62ec\u7528\u4e8e\u5dee\u538b\u548c\u6db2\u4f4d\u6d4b\u91cf\u7684\u53d8\u9001\u5668\u3002\u6240\u670927D\u7cfb\u5217\u7248\u672c\u5747\u91c7\u7528\u6a21\u62df\u7535\u5b50\u5668\u4ef6\u3001\u5c0f\u5c3a\u5bf8\uff08\u5178\u578b\u5916\u58f3\u76f4\u5f8427\u6beb\u7c73\uff09\u548c\u56fa\u5b9a\u91cf\u7a0b\uff08\u82e5\u53ef\u8c03\u96f6\u70b9\u548c\u91cf\u7a0b\uff0c\u8c03\u8282\u8303\u56f4\u5728\u00b110%\u4ee5\u5185\uff09\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u53d8\u9001\u5668\u5b89\u88c5\u5e76\u652f\u6491\u5728\u5de5\u827a\u7ba1\u9053\u4e0a\uff0c\u6216\u901a\u8fc7\u914d\u5bf9\u6cd5\u5170\u8fdb\u884c\u6cd5\u5170\u8fde\u63a5\u3002\u5bf9\u4e8e\u8fdc\u4f20\u4f20\u611f\u5668\u7248\u672c\uff0c\u4ee5\u53ca\u5f53\u63d0\u4f9b\u8fdc\u4f20\u5bc6\u5c01\u4ef6\u548c\u6bdb\u7ec6\u7ba1\u65f6\uff0c\u540c\u65f6\u4f1a\u914d\u6709\u4e00\u4e2a\u7528\u4e8e\u5899\u58c1\u5b89\u88c5\u62162\u82f1\u5bf8\u7acb\u7ba1\u5b89\u88c5\u7684\u4e0d\u9508\u94a2\u652f\u67b6\u3002<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u5e94\u7528\u9886\u57df<\/strong><br \/>\n27D\u7cfb\u5217\u53d8\u9001\u5668<a href=\"https:\/\/www.bihec.com\/valcom\/tag\/%e7%94%a8%e4%ba%8e%e5%b7%a5%e4%b8%9a%e5%ba%94%e7%94%a8%e4%b8%ad%ef%bc%8c%e6%b5%8b%e9%87%8f%e7%bb%9d%e5%8e%8b\/\" title=\"View all posts in \u7528\u4e8e\u5de5\u4e1a\u5e94\u7528\u4e2d\uff0c\u6d4b\u91cf\u7edd\u538b\" target=\"_blank\">\u7528\u4e8e\u5de5\u4e1a\u5e94\u7528\u4e2d\uff0c\u6d4b\u91cf\u7edd\u538b<\/a>\u3001<a href=\"https:\/\/www.bihec.com\/valcom\/tag\/%e8%a1%a8%e5%8e%8b\/\" title=\"View all posts in \u8868\u538b\" target=\"_blank\">\u8868\u538b<\/a>\u3001<a href=\"https:\/\/www.bihec.com\/valcom\/tag\/%e5%b7%ae%e5%8e%8b%e5%92%8c%e6%b6%b2%e4%bd%8d%ef%bc%8c%e4%b9%9f%e5%8f%af%e7%94%a8%e4%ba%8e%e6%b5%81%e9%87%8f%e6%b5%8b%e9%87%8f\/\" title=\"View all posts in \u5dee\u538b\u548c\u6db2\u4f4d\uff0c\u4e5f\u53ef\u7528\u4e8e\u6d41\u91cf\u6d4b\u91cf\" target=\"_blank\">\u5dee\u538b\u548c\u6db2\u4f4d\uff0c\u4e5f\u53ef\u7528\u4e8e\u6d41\u91cf\u6d4b\u91cf<\/a>\u3002\u88ab\u6d4b\u6d41\u4f53\u4e3a\u6db2\u4f53\u3001\u6c14\u4f53\u548c\u84b8\u6c7d\uff0c\u4eea\u8868\u672c\u4f53\u8bbe\u8ba1\u53ef\u627f\u53d7\u9ad8\u8fbe75\u5df4\u7684\u9759\u538b\u3002\u7279\u6b8a\u5e94\u7528\u573a\u5408\uff0c\u6211\u4eec\u7684\u6280\u672f\u90e8\u95e8\u968f\u65f6\u4e3a\u60a8\u63d0\u4f9b\u670d\u52a1\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"ds-theme\">\n<p class=\"ds-markdown-paragraph\"><strong>\u7535\u6c14\u53c2\u6570<\/strong><\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u4f9b\u7535\uff1a<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">\u4e24\u7ebf\u5236\uff1a12 \u00f7 30 Vdc<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">\u4e09\u7ebf\u5236\uff1a16 \u00f7 26 Vdc<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>\u8f93\u51fa\u4fe1\u53f7\uff1a<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">\u4e24\u7ebf\u5236\uff1a4 \u00f7 20 mA<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">\u4e09\u7ebf\u5236\uff1a0 \u00f7 10 Vdc\uff08\u6700\u5c0f 30 mVdc\uff09\/ 0 \u00f7 5 Vdc\uff08\u6700\u5c0f 30 mVdc\uff09<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>\u529f\u8017\uff1a<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">\u4e24\u7ebf\u5236\uff1a4 \u00f7 20 mA<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">\u4e09\u7ebf\u5236\uff1a&lt; 5mA @ 10 K\u03a9 \u8d1f\u8f7d<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>\u8d1f\u8f7d\u7535\u963b\uff1a<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">\u4e24\u7ebf\u5236\uff1aR\u03a9 = (\u4f9b\u7535\u7535\u538b &#8211; 12 V) \/ 0.02 A<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">\u4e09\u7ebf\u5236\uff1aR\u03a9 \u2265 10 K\u03a9<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>\u6700\u5927\u8d1f\u8f7d\uff1a<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">\u5982\u56fe\u6240\u793a<\/p>\n<\/li>\n<\/ul>\n<p id=\"MkLUDlv\"><img decoding=\"async\" loading=\"lazy\" width=\"911\" height=\"396\" class=\"alignnone size-full wp-image-241 \" src=\"https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a9044c413.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a9044c413.png 911w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a9044c413-300x130.png 300w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a9044c413-768x334.png 768w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a9044c413-500x217.png 500w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a9044c413-800x348.png 800w\" sizes=\"(max-width: 911px) 100vw, 911px\" \/><\/p>\n<\/div>\n<div class=\"ds-flex _0a3d93b\">\n<div class=\"ds-flex _965abe9 _54866f7\">\n<div class=\"db183363 ds-icon-button ds-icon-button--m ds-icon-button--sizing-container\" role=\"button\">\n<div class=\"ds-icon-button__hover-bg\"><\/div>\n<div class=\"ds-icon\">\n<p class=\"ds-markdown-paragraph\"><strong>\u6d4b\u91cf\u6027\u80fd<\/strong><\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u603b\u7cbe\u5ea6(*)\uff1a<\/strong>\u00a0&lt; \u00b1 0.25 % FS<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u96f6\u70b9\u504f\u79fb\uff1a<\/strong>\u00a0&lt; \u00b1 1 % FS<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u96f6\u70b9\u6e29\u5ea6\u6f02\u79fb\uff1a<\/strong>\u00a0&lt; \u00b1 0.025 % FS \/\u00b0C (-10 \u00f7 60\u00b0C)<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u91cf\u7a0b\u6e29\u5ea6\u6f02\u79fb\uff1a<\/strong>\u00a0&lt; \u00b1 0.02 % FS \/\u00b0C<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u957f\u671f\u7a33\u5b9a\u6027\uff1a<\/strong>\u00a0&lt; \u00b1 0.3 % FS \/ \u5e74<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u54cd\u5e94\u65f6\u95f4\uff1a<\/strong>\u00a05 ms<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u6ce8\u91ca<\/strong><br \/>\n(*) \u5305\u62ec\u8fdf\u6ede\u3001\u975e\u7ebf\u6027\u548c\u975e\u91cd\u590d\u6027\uff08IEC 60770\uff09\u3002<br \/>\n\u7cbe\u5ea6\u548c\u6f02\u79fb\u6570\u636e\u9002\u7528\u4e8e\u5e26\u4e00\u4f53\u5f0f\u4f20\u611f\u5668\u548c\u819c\u7247\u7684\u4eea\u8868\uff1b\u53ef\u80fd\u56e0\u4f20\u611f\u5668\u7c7b\u578b\u4ee5\u53ca\u819c\u7247\u7684\u76f4\u5f84\u3001\u539a\u5ea6\u548c\u6750\u6599\u800c\u6709\u6240\u4e0d\u540c\u3002<br \/>\n\u5bf9\u4e8e\u975e\u6807\u51c6\u89c4\u683c\uff0c\u96f6\u70b9\u548c\u91cf\u7a0b\u7684\u51fa\u5382\u8bbe\u5b9a\u8bef\u5dee &lt; \u00b1 0.6 % FS\u3002<br \/>\n\u91cf\u7a0b\u4f4e\u4e8e 0.1 bar \u7684\u6821\u51c6\u5e94\u89c6\u4e3a\u975e\u6807\u51c6\u89c4\u683c\u3002<br \/>\n\u4e5f\u53ef\u63d0\u4f9b\u4f7f\u7528\u4e0d\u540c\u6d4b\u91cf\u5355\u4f4d\u7684\u6821\u51c6\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"ds-message _63c77b1\">\n<div class=\"ds-markdown\">\n<p class=\"ds-markdown-paragraph\"><strong>\u73af\u5883\u7279\u6027<\/strong><\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u73af\u5883\u6761\u4ef6<\/strong><\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u73af\u5883\u6e29\u5ea6\uff1a<\/strong>\u00a0-40 \u00f7 +85\u00b0C<\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">ATEX T6\uff0cT85\u00b0C\uff1a-40\u00b0C \u2264 Tamb \u2264 55\u00b0C<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">ATEX T5\uff0cT100\u00b0C\uff1a-40\u00b0C \u2264 Tamb \u2264 70\u00b0C<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>\u8fc7\u7a0b\u6e29\u5ea6\uff1a<\/strong>\u00a0-40 \u00f7 +85\u00b0C<\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">\u6bdb\u7ec6\u7ba1\uff1a-40 \u00f7 280\u00b0C<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>\u5b58\u50a8\u6e29\u5ea6\uff1a<\/strong>\u00a0-40 \u00f7 +90\u00b0C<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u9632\u62a4\u7b49\u7ea7\uff1a<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">\u76f4\u5f8427\u548c\u76f4\u5f8450\u5916\u58f3\uff1aIP65<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">\u76f4\u5f8435\u5916\u58f3\uff1aIP67<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>\u632f\u52a8\u6d4b\u8bd5\uff1a<\/strong>\u00a0\u7b26\u5408 IEC 60068-2-6 \u6807\u51c6<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u51b2\u51fb\u6d4b\u8bd5\uff1a<\/strong>\u00a0\u7b26\u5408 MIL-STD-202F \u65b9\u6cd5 213B \u6807\u51c6<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u76f8\u5bf9\u6e7f\u5ea6\uff1a<\/strong>\u00a0&lt; 98% RH\uff0c\u65e0\u51b7\u51dd<\/p>\n<\/div>\n<\/div>\n<div class=\"ds-theme\"><\/div>\n<div class=\"ds-flex _0a3d93b\">\n<div class=\"ds-flex _965abe9 _54866f7\">\n<div class=\"db183363 ds-icon-button ds-icon-button--m ds-icon-button--sizing-container\" role=\"button\">\n<div class=\"ds-icon-button__hover-bg\"><\/div>\n<div class=\"ds-icon\">\n<div class=\"ds-message _63c77b1\">\n<div class=\"ds-markdown\">\n<p class=\"ds-markdown-paragraph\"><strong>\u8ba4\u8bc1\u4e0e\u7b26\u5408\u6027<\/strong><\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u578b\u5f0f\u8ba4\u8bc1<\/strong><\/p>\n<p class=\"ds-markdown-paragraph\"><strong>\u6b27\u76df\u6307\u4ee4 2014\/34\/EU (ATEX)<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">II 1G Ex ia IIC T6, T5 Ga<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">\u53ca II 1D Ex ia IIIC T85\u00b0C, T100\u00b0C Da<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">\u6216 II 1G Ex ia IIC T6, T5 Ga<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>\u6b27\u76df\u6307\u4ee4 2014\/68\/EU (PED)<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">\u9002\u7528\u4e8e\u7b2c1\u7ec4\u6d41\u4f53\uff0c\u6700\u9ad8\u53ef\u8fbe\u7b2cII\u7c7b<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>\u6b27\u76df\u6307\u4ee4 2014\/30\/EU (EMC)<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">\u5177\u5907\u9002\u5f53\u7684\u7535\u78c1\u517c\u5bb9\u6027\u6c34\u5e73<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>\u529f\u80fd\u5b89\u5168<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">SIL2<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">SFF = 75.00 %<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">PFH [\u5c0f\u65f6\u207b\u00b9] = 9.8059\u00d710\u207b\u2078<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">DC = \u03bbDD \/ (\u03bbDD + \u03bbDU ) = 82.5 %<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>\u8239\u8236\u578b\u5f0f\u8ba4\u8bc1<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">\u7b26\u5408 DNV GL \u578b\u5f0f\u8ba4\u8bc1\u4f53\u7cfb\u7684\u9002\u7528\u8981\u6c42<\/p>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"ds-theme\"><\/div>\n<div class=\"ds-flex _0a3d93b\">\n<div class=\"ds-flex _965abe9 _54866f7\">\n<div class=\"db183363 ds-icon-button ds-icon-button--m ds-icon-button--sizing-container\" role=\"button\">\n<div class=\"ds-icon-button__hover-bg\">\u8ba2\u8d27\u4ee3\u7801<\/div>\n<div>\n<p id=\"eIArMyK\"><img decoding=\"async\" loading=\"lazy\" width=\"996\" height=\"1109\" class=\"alignnone size-full wp-image-242 \" src=\"https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a97714bae.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a97714bae.png 996w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a97714bae-269x300.png 269w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a97714bae-920x1024.png 920w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a97714bae-768x855.png 768w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a97714bae-500x557.png 500w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a97714bae-800x891.png 800w\" sizes=\"(max-width: 996px) 100vw, 996px\" \/><\/p>\n<\/div>\n<div class=\"ds-icon\">\n<p id=\"kzorJfE\"><img decoding=\"async\" loading=\"lazy\" width=\"1016\" height=\"728\" class=\"alignnone size-full wp-image-243 \" src=\"https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a98715523.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a98715523.png 1016w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a98715523-300x215.png 300w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a98715523-768x550.png 768w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a98715523-500x358.png 500w, https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a98715523-800x573.png 800w\" sizes=\"(max-width: 1016px) 100vw, 1016px\" \/><\/p>\n<\/div>\n<div class=\"ds-focus-ring\"><\/div>\n<\/div>\n<div class=\"db183363 ds-icon-button ds-icon-button--m ds-icon-button--sizing-container\" role=\"button\">\n<div class=\"ds-icon-button__hover-bg\"><\/div>\n<div class=\"ds-icon\">\n<p id=\"mYWyyqI\"><img decoding=\"async\" loading=\"lazy\" width=\"837\" height=\"796\" class=\"alignnone size-full wp-image-244 \" src=\"https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a996bd0aa.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/valcom\/wp-content\/uploads\/sites\/2988\/2026\/03\/img_69c4a996bd0aa.png 837w, 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