{"id":6528,"date":"2023-09-18T17:40:36","date_gmt":"2023-09-18T09:40:36","guid":{"rendered":"https:\/\/www.dcl-controls.com\/?p=6528"},"modified":"2025-04-18T14:33:56","modified_gmt":"2025-04-18T06:33:56","slug":"actuator-immunity-4-20ma-vs-2-10v","status":"publish","type":"post","link":"https:\/\/www.dcl-controls.com\/sl_si\/support\/ta-actuator\/actuator-immunity-4-20ma-vs-2-10v","title":{"rendered":"Velike konkurence za anti-motnje delovanja elektri\u010dnih stikal (4-20mA VS 2-10V)"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"6528\" class=\"elementor elementor-6528\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c4425ee elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c4425ee\" 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-592bf2f\" data-id=\"592bf2f\" 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-2d2988c elementor-widget elementor-widget-text-editor\" data-id=\"2d2988c\" 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<p>Pri uporabi anti-motnje elektri\u010dnih stikal, anti-motnje delovanja z uporabo 4-20mA analogni signal je veliko bolje, kot da se uporabi 2-10V analog signal. Zakaj?<\/p><ul><li><a href=\"#2-10v\"><span style=\"text-decoration: underline;\">2-10V signalov<\/span><\/a><\/li><li><a href=\"#ff\"><span style=\"text-decoration: underline;\">4-20 ma signala analiza<\/span><\/a><\/li><li><span style=\"text-decoration: underline;\">zaklju\u010dek<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dbd312d elementor-widget elementor-widget-heading\" data-id=\"dbd312d\" data-element_type=\"widget\" id=\"2-10v\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">2-10V signalov<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a6737d1 elementor-widget elementor-widget-image\" data-id=\"a6737d1\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1920\" height=\"1027\" src=\"https:\/\/www.dcl-controls.com\/content\/dam\/tech\/images\/dcl-2-10v-cn.webp\" class=\"attachment-full size-full wp-image-6532\" alt=\"2-10V\u6297\u5e72\u6270\u793a\u610f\u56fe\uff08DCL \u534e\u6613\u667a\u63a7\uff09\" srcset=\"https:\/\/www.dcl-controls.com\/content\/dam\/tech\/images\/dcl-2-10v-cn.webp 1920w, https:\/\/www.dcl-controls.com\/content\/dam\/tech\/images\/dcl-2-10v-cn-1536x822.webp 1536w, https:\/\/www.dcl-controls.com\/content\/dam\/tech\/images\/dcl-2-10v-cn-18x10.webp 18w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0362964 elementor-widget elementor-widget-text-editor\" data-id=\"0362964\" 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<p>Kot je prikazano na zgornji sliki\uff1a<\/p><ol><li>Ko uporabljamo 2-10V, zaradi visoke vhodne odpornost na modul (R=34K), vhodni signal toka je zelo nizka (0.059 mA-0.29 mA). Kot rezultat, signal-to-noise ratio na tej poti je zelo nizek, kar pomeni, da je prevajanje in sevanja anti-motnje delovanja je slaba. Z drugimi besedami, z vidika elektronske zasnove, to je najbolj ranljivi del.<\/li><li>Na 2-10V pot signala, izhodno napravo, ki lahko zagotavljajo le pravilnost izhodna napetost (Vo) na krmilnik strani (ker je napetost povratne informacije to\u010dka je blizu izhodni pin). Nasprotno, vhodno napetost (Vi) na strani pogona ni mogo\u010de zagotoviti, da bo pravilna, ker Vi=Vo+Vnoise+Vground-diff, Vnoise in Vground razlike so zelo ob\u010dutljivi na interference in proizvodnjo prehodna spremembe, ki se jim ni mogo\u010de izogniti.<\/li><li>Dol\u017eina, notranji odpor in za\u0161\u010ditni ukrepi, 2-10V signalni kabel bo bistveno vplival na anti-motnje delovanja 2-10V signala. Dalj\u0161i kabel, ve\u010dja je notranja upornost kabla, in slab\u0161e za\u0161\u010ditni ukrepi, slab\u0161e anti-motnje delovanja 2-10V signala. Zato, 2-10V se obi\u010dajno uporablja za zelo komunikacijo kratkega dosega.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b3d927a elementor-widget elementor-widget-heading\" data-id=\"b3d927a\" data-element_type=\"widget\" id=\"4-20ma\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">4-20 ma signala analiza<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52bf554 elementor-widget elementor-widget-image\" data-id=\"52bf554\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1920\" height=\"1026\" src=\"https:\/\/www.dcl-controls.com\/content\/dam\/tech\/images\/dcl-4-20ma-cn.webp\" class=\"attachment-full size-full wp-image-6530\" alt=\"4-20mA\u6297\u5e72\u6270\u793a\u610f\u56fe\uff08DCL \u534e\u6613\u667a\u63a7\uff09\" srcset=\"https:\/\/www.dcl-controls.com\/content\/dam\/tech\/images\/dcl-4-20ma-cn.webp 1920w, https:\/\/www.dcl-controls.com\/content\/dam\/tech\/images\/dcl-4-20ma-cn-1536x821.webp 1536w, https:\/\/www.dcl-controls.com\/content\/dam\/tech\/images\/dcl-4-20ma-cn-18x10.webp 18w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ffdf34a elementor-widget elementor-widget-text-editor\" data-id=\"ffdf34a\" 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<p>V primerjavi z 2-10V, 4-20mA re\u0161uje dva usodne pomanjkljivosti, 2-10V signala. Kot je prikazano na zgornji sliki\uff1a<\/p><ol><li>Ko uporabljamo 4-20mA, zaradi nizke vhodne odpornost na modul (R=120 ohmov), vhodni signal toka je relativno velika (4mA-20mA). Kot rezultat, signal-to-noise ratio na tej poti je zelo visoka, kar pomeni, da je prevajanje in sevanja anti-motnje delovanja je bolj\u0161i. Zato je te\u017eko za 4-20 ma signal linije, da bi jo kdo motil v veliki razmerje.<\/li><li>\u00a0Na poti signala 4-20mA, izhodna naprava lahko zagotovi pravilnost celotne proizvodnje zanke toka, vklju\u010dno s trenutno na izhodni strani in je trenutno na vhodu pogona. Ker povratne informacije vzor\u010denja ciljno izhodnega vezja je trenutno na izhod 4-20mA zanke, trenutno je popolnoma enakovredni, v celotni signal zanke. Zato, trenutno se vzor\u010dijo na pogonu terminal mora biti izhodni tok na nadzor terminala. Tudi v prisotnosti motenj in nedosledno tlemi, 4-20 ma izhod vezja lahko prilagodite tako, da aktivno negativne povratne informacije, da se zagotovi pravilnost signal toka.<\/li><li>Dol\u017eina in notranje upornosti 4-20 ma signal kabel imajo le malo vpliva na anti-motnje delovanja 4-20 ma. Zato, 4-20mA se obi\u010dajno uporablja za dolgotrajno komuniciranje na daljavo.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1cfccba elementor-widget elementor-widget-heading\" data-id=\"1cfccba\" data-element_type=\"widget\" id=\"conclusion\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">zaklju\u010dek<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9e38325 elementor-widget elementor-widget-text-editor\" data-id=\"9e38325\" 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<p>V povzetek, anti-motnje delovanja 4-20 ma signala v industrijskem podro\u010dju je bistveno bolje, kot da 2-10V signala. To velja tudi pri uporabi scenarijev elektri\u010dnih stikal.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-affdae5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"affdae5\" 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-25 elementor-inner-column elementor-element elementor-element-2f8ba00\" data-id=\"2f8ba00\" 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-3093316 elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"3093316\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"\/sl_si\/tech-enquiry\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Strokovno posvetovanje<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\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<div class=\"elementor-column elementor-col-25 elementor-inner-column elementor-element elementor-element-02c6b03\" data-id=\"02c6b03\" 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-e0a3c3a elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"e0a3c3a\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"\/sl_si\/where-to-buy\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Naro\u010dila izdelka<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\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<div class=\"elementor-column elementor-col-25 elementor-inner-column elementor-element elementor-element-885dead\" data-id=\"885dead\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-25 elementor-inner-column elementor-element elementor-element-09dd98c\" data-id=\"09dd98c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\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<div class=\"elementor-element elementor-element-2faeafb elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"2faeafb\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-192baa1 elementor-widget elementor-widget-text-editor\" data-id=\"192baa1\" 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<p>Povezanih tehni\u010dnih \u010dlankov\uff1a<\/p><ul><li><a href=\"\/sl_si\/tech\/why-voltage-signal-oscillate\/\">Zakaj napetosti vrsto izhodnega signala nihajo pod dolo\u010denimi pogoji delovanja?<\/a><\/li><\/ul><p>Tehni\u010dne standarde<\/p><ul><li><a href=\"\/sl_si\/tech\/gb-t-3369-1-2008-iec-60381-1-1982\/\">GB\/T 3369.1\u20142008\/IEC 60381-1:1982 Analognih signalov za nadzor procesa sistemi-1. Del: ENOSMERNI tok signalov<\/a><\/li><li><a href=\"\/sl_si\/tech\/gb-t-3369-2-2008-iec-60381-2-1978\/\">GB\/T 3369.2\u20142008\/IEC 60381-2:1978 Analognih signalov za nadzor procesa sistemi-2. Del: DC napetostni signali<\/a><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aea6233 elementor-widget elementor-widget-text-editor\" data-id=\"aea6233\" 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<p><span style=\"text-decoration: underline;\"><a href=\"#top\">Nazaj na vrh<\/a><\/span><\/p>\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<\/div>","protected":false},"excerpt":{"rendered":"<p>\u5728\u7535\u52a8\u6267\u884c\u5668\u6297\u5e72\u6270\u7684\u5e94\u7528\u4e2d\uff0c\u4f7f\u75284-20mA\u6a21\u62df\u4fe1\u53f7\u6bd4\u4f7f\u75282-10V\u6a21\u62df\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u6027\u80fd\u597d\u975e\u5e38\u591a\uff0c\u4e3a\u4ec0\u4e48\uff1f 2 [&hellip;]<\/p>","protected":false},"author":1,"featured_media":6529,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[334],"tags":[44,34,390,42,373,41],"class_list":["post-6528","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ta-actuator","tag-fast-move-actuator","tag-actuator","tag-tech-ref","tag-general-actuator","tag-very-small-actuator-tag","tag-explosion-proof-actuator"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dcl-controls.com\/sl_si\/wp-json\/wp\/v2\/posts\/6528","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dcl-controls.com\/sl_si\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dcl-controls.com\/sl_si\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dcl-controls.com\/sl_si\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dcl-controls.com\/sl_si\/wp-json\/wp\/v2\/comments?post=6528"}],"version-history":[{"count":0,"href":"https:\/\/www.dcl-controls.com\/sl_si\/wp-json\/wp\/v2\/posts\/6528\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dcl-controls.com\/sl_si\/wp-json\/wp\/v2\/media\/6529"}],"wp:attachment":[{"href":"https:\/\/www.dcl-controls.com\/sl_si\/wp-json\/wp\/v2\/media?parent=6528"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dcl-controls.com\/sl_si\/wp-json\/wp\/v2\/categories?post=6528"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dcl-controls.com\/sl_si\/wp-json\/wp\/v2\/tags?post=6528"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}