{"id":65382,"date":"2023-11-18T13:31:43","date_gmt":"2023-11-18T05:31:43","guid":{"rendered":"\/\/www.dealsbon.com\/?p=65382"},"modified":"2023-11-18T13:31:47","modified_gmt":"2023-11-18T05:31:47","slug":"mmnlscdyds","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/65382.html","title":{"rendered":"4-20ma\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u591a\u5c11\uff1f"},"content":{"rendered":"\n<p>\u3000\u3000\u5728\u5de5\u4e1a\u63a7\u5236\u9886\u57df\uff0c<strong>4-20mA\u6a21\u62df\u91cf\u4fe1\u53f7<\/strong>\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u4f20\u611f\u5668\u548c\u6267\u884c\u5668\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u3002\u4f5c\u4e3a\u4e00\u79cd\u53ef\u9760\u548c\u7a33\u5b9a\u7684\u4fe1\u53f7\u4f20\u8f93\u65b9\u5f0f\uff0c4-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u4e2d\u626e\u6f14\u7740\u91cd\u8981\u89d2\u8272\u3002\u672c\u6587\u5c06\u4ecb\u7ecd4-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u7684\u57fa\u672c\u6982\u5ff5\u3001\u5de5\u4f5c\u539f\u7406\u4ee5\u53ca\u5e94\u7528\u9886\u57df\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528\u8fd9\u4e00\u6280\u672f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u30014-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n\n\n\n<p>\u3000\u3000<strong>4-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u662f\u6307\u5728\u4f20\u611f\u5668\u6216\u63a7\u5236\u5668\u7684\u8f93\u51fa\u7aef\u4ea7\u751f\u7684\u7535\u538b\u4fe1\u53f7\uff0c\u8be5\u4fe1\u53f7\u4e0e\u88ab\u6d4b\u91cf\u7684\u7269\u7406\u91cf\u6210\u6b63\u6bd4\u3002\u8fd9\u79cd\u6a21\u62df\u91cf\u4fe1\u53f7\u53ef\u4ee5\u901a\u8fc7\u7535\u6d41\u73af\u8def\u8fdb\u884c\u4f20\u8f93<\/strong>\uff0c\u5e76\u4e14\u5177\u6709\u8f83\u9ad8\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u4f20\u8f93\u8ddd\u79bb\u8f83\u957f\u7684\u7279\u70b9\u3002\u5e38\u89c1\u76844-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u8303\u56f4\u4e3a0-10V\uff0c\u5176\u4e2d0V\u5bf9\u5e94\u4e8e4mA\u7684\u7535\u6d41\u8f93\u51fa\uff0c10V\u5bf9\u5e94\u4e8e20mA\u7684\u7535\u6d41\u8f93\u51fa\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u30014-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n\n\n\n<p>\u3000\u30004-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u7684\u5de5\u4f5c\u539f\u7406\u57fa\u4e8e\u6b27\u59c6\u5b9a\u5f8b\u548c\u7535\u6d41\u73af\u8def\u7684\u539f\u7406\u3002\u4f20\u611f\u5668\u6216\u63a7\u5236\u5668\u901a\u8fc7\u6539\u53d8\u8f93\u51fa\u7535\u6d41\u7684\u5927\u5c0f\u6765\u8868\u793a\u88ab\u6d4b\u91cf\u7684\u7269\u7406\u91cf\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u5f53\u88ab\u6d4b\u91cf\u7269\u7406\u91cf\u7684\u6570\u503c\u6700\u5c0f\u65f6\uff0c\u8f93\u51fa\u7535\u6d41\u4e3a4mA;\u800c\u5f53\u88ab\u6d4b\u91cf\u7269\u7406\u91cf\u7684\u6570\u503c\u6700\u5927\u65f6\uff0c\u8f93\u51fa\u7535\u6d41\u4e3a20mA\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5c06\u88ab\u6d4b\u91cf\u7269\u7406\u91cf\u7684\u53d8\u5316\u8f6c\u5316\u4e3a\u7535\u6d41\u4fe1\u53f7\u7684\u53d8\u5316\uff0c\u4ece\u800c\u5b9e\u73b0\u6570\u636e\u7684\u4f20\u8f93\u548c\u5904\u7406\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u30014-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u7684\u5e94\u7528\u9886\u57df<\/h2>\n\n\n\n<p>\u3000\u3000<strong>1. \u6e29\u5ea6\u6d4b\u91cf\u4e0e\u63a7\u5236<\/strong>\uff1a4-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6e29\u5ea6\u4f20\u611f\u5668\u548c\u6e29\u5ea6\u63a7\u5236\u5668\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u3002\u901a\u8fc7\u5c06\u6e29\u5ea6\u8f6c\u5316\u4e3a4-20mA\u7684\u7535\u6d41\u4fe1\u53f7\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u6e29\u5ea6\u7684\u51c6\u786e\u6d4b\u91cf\u548c\u63a7\u5236\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>2. \u538b\u529b\u6d4b\u91cf\u4e0e\u63a7\u5236<\/strong>\uff1a\u5728\u5de5\u4e1a\u9886\u57df\uff0c\u538b\u529b\u4f20\u611f\u5668\u5e38\u5e38\u4f7f\u75284-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u6765\u4f20\u8f93\u538b\u529b\u6570\u636e\u3002\u901a\u8fc7\u5c06\u538b\u529b\u8f6c\u5316\u4e3a\u5bf9\u5e94\u7684\u7535\u6d41\u4fe1\u53f7\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u538b\u529b\u7684\u76d1\u6d4b\u548c\u63a7\u5236\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>3. \u6db2\u4f4d\u6d4b\u91cf\u4e0e\u63a7\u5236<\/strong>\uff1a\u6db2\u4f4d\u4f20\u611f\u5668\u901a\u5e38\u91c7\u75284-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u6765\u4f20\u8f93\u6db2\u4f4d\u6570\u636e\u3002\u901a\u8fc7\u5c06\u6db2\u4f4d\u8f6c\u5316\u4e3a\u7535\u6d41\u4fe1\u53f7\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u6db2\u4f4d\u7684\u51c6\u786e\u6d4b\u91cf\u548c\u63a7\u5236\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>4. \u6d41\u91cf\u6d4b\u91cf\u4e0e\u63a7\u5236<\/strong>\uff1a\u6d41\u91cf\u4f20\u611f\u5668\u5e38\u5e38\u4f7f\u75284-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u6765\u4f20\u8f93\u6d41\u91cf\u6570\u636e\u3002\u901a\u8fc7\u5c06\u6d41\u91cf\u8f6c\u5316\u4e3a\u5bf9\u5e94\u7684\u7535\u6d41\u4fe1\u53f7\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u6d41\u91cf\u7684\u51c6\u786e\u6d4b\u91cf\u548c\u63a7\u5236\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>5. \u5176\u4ed6\u5de5\u4e1a\u81ea\u52a8\u5316\u5e94\u7528<\/strong>\uff1a4-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u8fd8\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5176\u4ed6\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\uff0c\u5982\u6db2\u4f53\u6d53\u5ea6\u6d4b\u91cf\u3001\u6c14\u4f53\u6d53\u5ea6\u6d4b\u91cf\u3001\u901f\u5ea6\u6d4b\u91cf\u7b49\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001\u603b\u7ed3<\/h2>\n\n\n\n<p>\u3000\u30004-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u4f5c\u4e3a\u4e00\u79cd\u53ef\u9760\u548c\u7a33\u5b9a\u7684\u4fe1\u53f7\u4f20\u8f93\u65b9\u5f0f\uff0c\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\u626e\u6f14\u7740\u91cd\u8981\u89d2\u8272\u3002\u672c\u6587\u4ecb\u7ecd\u4e864-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u7684\u57fa\u672c\u6982\u5ff5\u3001\u5de5\u4f5c\u539f\u7406\u4ee5\u53ca\u5e94\u7528\u9886\u57df\u3002\u901a\u8fc7\u4e86\u89e3\u8fd9\u4e9b\u57fa\u7840\u77e5\u8bc6\uff0c\u8bfb\u8005\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u75284-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u6280\u672f\uff0c\u63d0\u9ad8\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>4-20mA\u6a21\u62df\u91cf\u8f93\u51fa\u7535\u538b\u662f\u6307\u5728\u4f20\u611f\u5668\u6216\u63a7\u5236\u5668\u7684\u8f93\u51fa\u7aef\u4ea7\u751f\u7684\u7535\u538b\u4fe1\u53f7\uff0c\u8be5\u4fe1\u53f7\u4e0e\u88ab\u6d4b\u91cf\u7684\u7269\u7406\u91cf\u6210\u6b63\u6bd4\u3002\u8fd9\u79cd\u6a21\u62df\u91cf\u4fe1\u53f7\u53ef\u4ee5\u901a\u8fc7\u7535\u6d41\u73af\u8def\u8fdb\u884c\u4f20\u8f93<\/p>\n","protected":false},"author":1,"featured_media":26917,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","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":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[150],"class_list":["post-65382","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-mnl"],"_links":{"self":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/65382"}],"collection":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/comments?post=65382"}],"version-history":[{"count":0,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/65382\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media\/26917"}],"wp:attachment":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media?parent=65382"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/categories?post=65382"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/tags?post=65382"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}