{"id":1860,"date":"2025-07-17T11:26:40","date_gmt":"2025-07-17T11:26:40","guid":{"rendered":""},"modified":"2026-08-11T17:56:16","modified_gmt":"2026-08-11T09:56:16","slug":"%e7%94%b5%e7%a3%81%e6%b5%81%e9%87%8f%e8%ae%a14-20ma%e8%be%93%e5%87%ba%e4%b8%8d%e7%a8%b3","status":"publish","type":"post","link":"https:\/\/www.jskmyb.com\/?p=1860","title":{"rendered":"\u7535\u78c1\u6d41\u91cf\u8ba14-20ma\u8f93\u51fa\u4e0d\u7a33"},"content":{"rendered":"<p><a href=\"http:\/\/www.jskmyb.com\/dcllj\/\" target=\"_self\" title=\"\u7535\u78c1\u6d41\u91cf\u8ba1\">\u7535\u78c1\u6d41\u91cf\u8ba1<\/a>\u76844-20mA\u8f93\u51fa\u4fe1\u53f7\u4e0d\u7a33\u5b9a\uff08\u5982\u6ce2\u52a8\u3001\u8df3\u53d8\u3001\u6f02\u79fb\uff09\u4f1a\u76f4\u63a5\u5f71\u54cd\u63a7\u5236\u7cfb\u7edf\u7cbe\u5ea6\uff0c\u9700\u4ece\u4fe1\u53f7\u94fe\u8def\u3001\u6d41\u4f53\u72b6\u6001\u3001\u4eea\u8868\u8bbe\u7f6e\u7b49\u591a\u7ef4\u5ea6\u6392\u67e5\u3002\u4ee5\u4e0b\u662f\u7cfb\u7edf\u6027\u89e3\u51b3\u65b9\u6848\uff1a\u4e00\u3001\u5feb\u901f\u8bca\u65ad\u6d41\u7a0b\u4e8c\u3001\u5e38\u89c1\u539f\u56e0\u53ca\u5904\u7406\u63aa\u65bd1. \u6d41\u4f53\u72b6\u6001\u95ee\u9898\u73b0\u8c61\uff1a\u5468\u671f\u6027\u6ce2\u52a8\uff080.5~5Hz\uff09\u539f\u56e0\uff1a\u6cf5\/\u9600\u542f\u505c\u5bfc\u81f4\u6d41\u91cf\u8109\u52a8\u89e3\u51b3\u65b9\u6848\uff1a\u27a4 \u589e\u52a0\u963b\u5c3c\u65f6\u95f4\uff08\u8c03\u81f33~10\u79d2\uff09\u27a4 \u5728\u6d41\u91cf\u8ba1\u4e0b\u6e38\u52a0\u88c5\u7f13\u51b2\u7f50\u73b0\u8c61\uff1a\u65e0\u89c4\u5f8b\u8df3\u53d8\u539f\u56e0\uff1a\u6d41\u4f53\u542b\u6c14\u6216\u672a\u6ee1\u7ba1\u89e3\u51b3\u65b9\u6848\uff1a\u27a4 \u68c0\u67e5\u7ba1\u9053\u662f\u5426\u6ee1\u7ba1\uff08\u7ad6\u76f4\u5b89\u88c5\u65f6\u6d41\u5411\u81ea\u4e0b\u800c\u4e0a\uff09\u27a4 \u5b89\u88c5\u6392\u6c14\u9600\u6216\u6d88\u6c14\u5668\u73b0\u8c61\uff1a\u4f4e\u6d41\u901f\u6ce2\u52a8\u539f\u56e0\uff1a\u6d41\u4f53\u7535\u5bfc\u7387\u63a5\u8fd1\u4e0b\u9650\uff08\u5982\uff1c5\u03bcS\/cm\uff09\u89e3\u51b3\u65b9\u6848\uff1a\u27a4 \u66f4\u6362\u66f4\u4f4e\u7535\u5bfc\u7387\u8981\u6c42\u7684\u7535\u6781\uff08\u5982\u7535\u5bb9\u5f0f\uff09\u27a4 \u6dfb\u52a0\u7535\u89e3\u8d28\u63d0\u9ad8\u7535\u5bfc\u73872. \u7535\u6c14\u5e72\u6270\u95ee\u9898\u5e72\u6270\u7c7b\u578b\uff1a\u7535\u78c1\u5e72\u6270\uff08EMI\uff09\u68c0\u6d4b\u65b9\u6cd5\uff1a\u7528\u793a\u6ce2\u5668\u89c2\u5bdf\u4fe1\u53f7\u6bdb\u523a\u89e3\u51b3\u63aa\u65bd\uff1a\u27a4 \u4f7f\u7528\u53cc\u7ede\u5c4f\u853d\u7535\u7f06\u27a4 \u786e\u4fdd\u5c4f\u853d\u5c42\u5355\u7aef\u63a5\u5730\uff08\u901a\u5e38\u5728\u63a7\u5236\u67dc\u4fa7\uff09\u27a4 \u8fdc\u79bb\u53d8\u9891\u5668\/\u7535\u673a\uff1e1m\u5e72\u6270\u7c7b\u578b\uff1a\u63a5\u5730\u73af\u8def\u68c0\u6d4b\u65b9\u6cd5\uff1a\u6d4b\u91cf\u5730\u7ebf\u95f4\u7535\u538b\u5dee\uff1e1V\u89e3\u51b3\u63aa\u65bd\uff1a\u27a4 \u6539\u4e3a\u7b49\u7535\u4f4d\u63a5\u5730\uff08\u6240\u6709\u8bbe\u5907\u5171\u5730\uff09\u27a4 \u52a0\u88c5\u4fe1\u53f7\u9694\u79bb\u5668\u5e72\u6270\u7c7b\u578b\uff1a\u7535\u6e90\u6ce2\u52a8\u68c0\u6d4b\u65b9\u6cd5\uff1a\u76d1\u6d4b\u7535\u6e90\u7535\u538b\u6ce2\u52a8\uff1e\u00b110%\u89e3\u51b3\u63aa\u65bd\uff1a\u27a4 \u52a0\u88c5\u7a33\u538b\u7535\u6e903. \u4eea\u8868\u786c\u4ef6\u6545\u969c\u90e8\u4ef6\uff1a\u7535\u6781\u8150\u8680\/\u7ed3\u57a2\u8bca\u65ad\u65b9\u6cd5\uff1a\u6d4b\u91cf\u7535\u6781-\u5730\u7535\u963b\uff08\u5e94\uff1c50k\u03a9\uff09\u5904\u7406\u65b9\u6848\uff1a\u27a4 \u673a\u68b0\u6e05\u6d17\u6216\u5316\u5b66\u6d78\u6ce1\uff0810%\u8349\u9178\u6eb6\u6db2\uff09\u27a4 \u4e25\u91cd\u65f6\u66f4\u6362\u7535\u6781\u90e8\u4ef6\uff1a\u63a5\u7ebf\u7aef\u5b50\u677e\u52a8\u8bca\u65ad\u65b9\u6cd5\uff1a\u6447\u52a8\u7ebf\u7f06\u89c2\u5bdf\u4fe1\u53f7\u662f\u5426\u8df3\u53d8\u5904\u7406\u65b9\u6848\uff1a\u27a4 \u7d27\u56fa\u7aef\u5b50\u5e76\u505a\u632f\u52a8\u6d4b\u8bd5 \u27a4 \u4f7f\u7528\u6297\u6c27\u5316\u63a5\u7ebf\u818f\u90e8\u4ef6\uff1a\u8f6c\u6362\u5668\u6545\u969c\u8bca\u65ad\u65b9\u6cd5\uff1a\u77ed\u63a5INPUT\u7aef\u5b50\u6a21\u62df\u6ee1\u91cf\u7a0b\u8f93\u5165\u5904\u7406\u65b9\u6848\uff1a\u27a4 \u82e5\u8f93\u51fa\u4ecd\u4e0d\u7a33\uff0c\u66f4\u6362\u4fe1\u53f7\u8f6c\u6362\u6a21\u57574. \u53c2\u6570\u8bbe\u7f6e\u9519\u8bef\u5173\u952e\u53c2\u6570\uff1a\u963b\u5c3c\u65f6\u95f4\u9519\u8bef\u8bbe\u7f6e\u5f71\u54cd\uff1a\u8fc7\u77ed\uff08\uff1c1s\uff09\u653e\u5927\u566a\u58f0\u6b63\u786e\u8bbe\u7f6e\u65b9\u6cd5\uff1a\u6839\u636e\u5de5\u827a\u8c03\u6574\uff08\u4e00\u822c\u6db2\u4f533~5s\uff0c\u6c14\u4f535~10s\uff09\u5173\u952e\u53c2\u6570\uff1a\u8f93\u51fa\u7ebf\u6027\/\u5f00\u65b9\u9519\u8bef\u8bbe\u7f6e\u5f71\u54cd\uff1a\u8bef\u8bbe\u4e3a\u5f00\u65b9\u8f93\u51fa\u5bfc\u81f4\u5c0f\u4fe1\u53f7\u6ce2\u52a8\u6b63\u786e\u8bbe\u7f6e\u65b9\u6cd5\uff1a\u6d41\u91cf\u4fe1\u53f7\u9009\u62e9\u7ebf\u6027\u8f93\u51fa\u5173\u952e\u53c2\u6570\uff1a\u91cf\u7a0b\u8303\u56f4\u9519\u8bef\u8bbe\u7f6e\u5f71\u54cd\uff1aURVD\uff08\u91cf\u7a0b\u4e0a\u9650\uff09\u4e0e\u5b9e\u9645\u4e0d\u7b26\u6b63\u786e\u8bbe\u7f6e\u65b9\u6cd5\uff1a\u6309\u6700\u5927\u6d41\u91cf\u00d71.2\u8bbe\u7f6e\u91cf\u7a0b\u4e09\u3001\u8fdb\u9636\u6392\u67e5\u5de5\u51771.HART\u901a\u4fe1\u8bca\u65ad\u4f7f\u7528HART\u624b\u64cd\u5668\u8bfb\u53d6\u4ee5\u4e0b\u53c2\u6570\uff1aLoop Current\uff08\u5b9e\u65f6\u8f93\u51fa\u7535\u6d41\uff09AO Fault\uff08\u8f93\u51fa\u6545\u969c\u4ee3\u7801\uff09Sensor Status\uff08\u7535\u6781\u72b6\u6001\uff092.\u793a\u6ce2\u5668\u5206\u6790\u89c2\u5bdf4-20mA\u4fe1\u53f7\u6ce2\u5f62\uff1a\u9ad8\u9891\u632f\u8361\u2192 EMI\u5e72\u6270\u9636\u68af\u72b6\u8df3\u53d8\u2192 \u63a5\u7ebf\u63a5\u89e6\u4e0d\u826f\u7f13\u6162\u6f02\u79fb\u2192 \u7535\u6781\u6781\u53163.\u66ff\u6362\u6cd5\u6d4b\u8bd5\u5c06\u7535\u6d41\u8f93\u51fa\u63a5\u5165\u4fbf\u643a\u5f0f\u6821\u9a8c\u4eea\uff08\u5982Fluke 787\uff09\uff0c\u6392\u9664\u63a5\u6536\u8bbe\u5907\u95ee\u9898\u3002\u56db\u3001\u5178\u578b\u6545\u969c\u6848\u4f8b\u6848\u4f8b1\uff1a\u8f93\u51fa\u968f\u7535\u673a\u542f\u505c\u8df3\u52a8\u73b0\u8c61\uff1a\u6bcf\u6b21\u6cf5\u542f\u52a8\u65f6\u7535\u6d41\u4ece12mA\u7a81\u964d\u81f38mA\u3002\u539f\u56e0\uff1a\u6cf5\u542f\u52a8\u77ac\u95f4\u4ea7\u751f\u6c34\u9524\u6548\u5e94\uff0c\u6d41\u4f53\u8109\u52a8\u51b2\u51fb\u7535\u6781\u3002\u89e3\u51b3\uff1a\u2705 \u5728\u6cf5\u51fa\u53e3\u52a0\u88c5\u8f6f\u542f\u52a8\u9600\u2705 \u5c06\u963b\u5c3c\u65f6\u95f4\u4ece2\u79d2\u8c03\u6574\u4e3a8\u79d2\u6848\u4f8b2\uff1a\u591c\u95f4\u4fe1\u53f7\u6f02\u79fb\u73b0\u8c61\uff1a\u6bcf\u65e5\u51cc\u6668\u7535\u6d41\u7f13\u6162\u4e0a\u53471~2mA\u3002\u539f\u56e0\uff1a\u6e29\u5dee\u5bfc\u81f4\u63a5\u5730\u7535\u4f4d\u53d8\u5316\uff08\u5982\u7ba1\u9053\u70ed\u80c0\u51b7\u7f29\uff09\u3002\u89e3\u51b3\uff1a\u2705 \u6539\u7528\u94dc\u5305\u94a2\u63a5\u5730\u6781\uff0c\u63a5\u5730\u7535\u963b\uff1c4\u03a9\u2705 \u52a0\u88c5\u6e29\u5ea6\u8865\u507f\u6a21\u5757\u6848\u4f8b3\uff1a\u968f\u673a\u5927\u5e45\u8df3\u53d8\u73b0\u8c61\uff1a\u7535\u6d41\u57284~20mA\u95f4\u65e0\u89c4\u5f8b\u8df3\u53d8\u3002\u539f\u56e0\uff1a\u7535\u7f06\u5c4f\u853d\u5c42\u7834\u635f\uff0c\u53d7\u53d8\u9891\u5668\u5e72\u6270\u3002\u89e3\u51b3\uff1a\u2705 \u66f4\u6362\u4e3a\u53cc\u5c42\u5c4f\u853d\u7535\u7f06\uff08\u5185\u5c42\u94dd\u7b94+\u5916\u5c42\u94dc\u7f51\uff09\u2705 \u7535\u7f06\u7a7f\u91d1\u5c5e\u7ba1\u6577\u8bbe\u4e94\u3001\u9884\u9632\u6027\u7ef4\u62a4\u5efa\u8bae1.\u5b63\u5ea6\u68c0\u67e5\u6e05\u6d01\u7535\u6781\uff0c\u6d4b\u91cf\u7edd\u7f18\u7535\u963b\uff08\uff1e100M\u03a9\uff09\u7d27\u56fa\u6240\u6709\u63a5\u7ebf\u7aef\u5b50\uff08\u626d\u77e9\u6309\u8bf4\u660e\u4e66\u8981\u6c42\uff092.\u5e74\u5ea6\u7ef4\u62a4\u6821\u51c64-20mA\u8f93\u51fa\uff08\u96f6\u70b9\/\u6ee1\u91cf\u7a0b\uff09\u7528\u5146\u6b27\u8868\u6d4b\u8bd5\u7535\u7f06\u7edd\u7f18\uff08\uff1e20M\u03a9\uff093.\u5347\u7ea7\u63aa\u65bd\u5173\u952e\u573a\u5408\u91c7\u7528\u5149\u7ea4\u9694\u79bb\u8f6c\u6362\u5668\u5b89\u88c5\u5728\u7ebf\u7535\u5bfc\u7387\u76d1\u6d4b\u4eea\u9884\u8b66\u7535\u6781\u6c61\u67d3\u603b\u7ed34-20mA\u4e0d\u7a33\u5b9a\u7684\u6839\u672c\u539f\u56e0\u591a\u4e3a\u201c\u5e72\u6270+\u6d41\u4f53+\u786c\u4ef6\u201d\u4e09\u8005\u53e0\u52a0\uff0c\u5efa\u8bae\u6309\u4ee5\u4e0b\u4f18\u5148\u7ea7\u5904\u7406\uff1a\u68c0\u67e5\u6d41\u4f53\u72b6\u6001\uff08\u6ee1\u7ba1\/\u6c14\u6ce1\/\u8109\u52a8\uff09\u5f3a\u5316\u6297\u5e72\u6270\u63aa\u65bd\uff08\u5c4f\u853d\/\u63a5\u5730\/\u9694\u79bb\uff09\u6821\u51c6\u4eea\u8868\u53c2\u6570\uff08\u963b\u5c3c\/\u91cf\u7a0b\/\u7ebf\u6027\uff09\u66f4\u6362\u635f\u574f\u90e8\u4ef6\uff08\u7535\u6781\/\u7535\u7f06\/\u8f6c\u6362\u5668\uff09\u82e5\u95ee\u9898\u4ecd\u672a\u89e3\u51b3\uff0c\u9700\u7528\u4fe1\u53f7\u8bb0\u5f55\u4eea\u8fde\u7eed\u91c7\u96c624\u5c0f\u65f6\u6570\u636e\uff0c\u5206\u6790\u6ce2\u52a8\u89c4\u5f8b\u540e\u9488\u5bf9\u6027\u5904\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7535\u78c1\u6d41\u91cf\u8ba1\u76844-20mA\u8f93\u51fa\u4fe1\u53f7\u4e0d\u7a33\u5b9a\uff08 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1860","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.jskmyb.com\/index.php?rest_route=\/wp\/v2\/posts\/1860","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jskmyb.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jskmyb.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jskmyb.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jskmyb.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1860"}],"version-history":[{"count":2,"href":"https:\/\/www.jskmyb.com\/index.php?rest_route=\/wp\/v2\/posts\/1860\/revisions"}],"predecessor-version":[{"id":3780,"href":"https:\/\/www.jskmyb.com\/index.php?rest_route=\/wp\/v2\/posts\/1860\/revisions\/3780"}],"wp:attachment":[{"href":"https:\/\/www.jskmyb.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1860"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jskmyb.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1860"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jskmyb.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1860"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}