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[lang=ca] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=de] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=el] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=es] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=et] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=fr] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=it] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=ms] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=pl] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=pt] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=ro] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=sk] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=sv] .main-nav nav .navbar-nav .nav-item .dropdown-menu {\n max-width: 290px\n }\n\n [lang=ca] .main-nav nav .navbar-nav .nav-item .dropdown-menu.sub_box,\n [lang=de] .main-nav nav .navbar-nav .nav-item 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i {\n margin-left: 4px;\n margin-right: 0\n }\n\n [dir=rtl] .language-select i {\n margin-left: 4px;\n margin-right: 0\n }\n\n [dir=rtl] .main-nav nav .navbar-nav {\n margin-left: 0;\n margin-right: auto\n }\n\n [dir=rtl] .searchbox {\n padding: 18px 16px 18px 0\n }\n\n [lang=ko] .main-nav nav .navbar-nav .nav-item.has_box .sub_box .sub_item a {\n font-size: 14px\n }\n\n [lang=uk] .main-nav nav .navbar-nav .nav-item .dropdown-menu,\n [lang=vi] .main-nav nav .navbar-nav .nav-item .dropdown-menu {\n max-width: 310px\n }\n\n [lang=uk] .main-nav nav .navbar-nav .nav-item .dropdown-menu.sub_box,\n [lang=vi] .main-nav nav .navbar-nav .nav-item .dropdown-menu.sub_box {\n max-width: 100%\n }\n\n [lang=hu] .main-nav nav .navbar-nav>.nav-item,\n [lang=iw] .main-nav nav .navbar-nav>.nav-item {\n margin-left: 20px;\n margin-right: 20px\n }\n\n [lang=el] .main-nav nav .navbar-nav>.nav-item {\n margin-left: 10px;\n margin-right: 10px\n }\n\n [lang=fi] .main-nav nav .navbar-nav>.nav-item {\n margin-left: 16px;\n margin-right: 16px\n }\n\n [lang=fi] .main-nav nav .navbar-nav .nav-item.has_box .sub_box .sub_item a {\n font-size: 15px\n }\n\n [lang=pl] .features .welcome_desc p {\n font-size: 24px\n }\n\n @media only screen and (max-width:1199px) {\n .topbar {\n border-bottom: none\n }\n }\n\n @media only screen and (max-width:767px) {\n .language-select .dropdown-menu {\n left: 0;\n right: auto;\n height: 70vh\n }\n\n .newsletter-content .default-section-heading h3 {\n font-size: 28px;\n line-height: 32px;\n padding-bottom: 18px\n }\n }\n <\/style>\n<script async src=\"https:\/\/www.googletagmanager.com\/gtag\/js?id=G-5WHCGWBZF2\"><\/script><script defer>\n function gtag() {\n dataLayer.push(arguments)\n }\n window.dataLayer = window.dataLayer || [], gtag(\"js\", new Date), gtag(\"config\", \"G-5WHCGWBZF2\"), gtag(\"config\", \"AW-10818223058\")\n <\/script><script defer>\n function gtag_report_conversion_1(n) {\n return gtag(\"event\", \"conversion\", {\n send_to: 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V\u00e6skens temperatur skal v\u00e6re mindre end kalibreringstemperaturen for den valgte magnetventil. Den maksimale arbejdstrykforskel skal v\u00e6re mindre end magnetventilens maksimale kalibreringstryk; generelt fungerer magnetventilen i en retning, s\u00e5 betal atte<\/p> <a class=\"read-more-btn\" href=\"https:\/\/da.covna-china.com\/article\/matters-needing-attention-in-the-selection-of-solenoid-valves.html\">L\u00e6s mere >><\/a>\n <\/div>\n <\/div>\n <div class=\"blog-card col-lg-4 col-md-6 col-12 wow fadeInUp\"> <a href=\"https:\/\/da.covna-china.com\/article\/classification-of-solenoid-valves.html\" title=\"Klassificering af magnetventiler\"> <img class=\"lazy\" alt=\"Klassificering af magnetventiler\" src=\"\/\/v4-assets.goalsites.com\/yexuming\/icon\/loading1.gif\" data-original=\"\/\/v4-upload.goalsites.com\/728\/image_1637154256_1COVNA-HK0018-Series-Tri-Clamp-Food-Grade-Sanitary-Solenoid-Valve.jpg?imageView2\/1\/w\/376\/h\/251\/format\/webp\" width=\"376\" height=\"251\"><\/a>\n <div class=\"blog-text\">\n <div class=\"blog-date\">\n <ul>\n<li> <i class=\"far fa-calendar-alt\"><\/i> <span>29. jun. 2022<\/span>\n<\/li>\n <\/ul>\n<\/div>\n <h4> <a href=\"https:\/\/da.covna-china.com\/article\/classification-of-solenoid-valves.html\" title=\"Klassificering af magnetventiler\">Klassificering af magnetventiler<\/a> <\/h4>\n <p>1. Magnetventiler er i princippet opdelt i tre kategorier: 1) Direkte virkende magnetventil: Princip: N\u00e5r den er aktiveret, genererer den elektromagnetiske spole elektromagnetisk kraft til at l\u00f8fte lukkeelementet fra ventils\u00e6det, og ventilen \u00e5bnes; n\u00e5r str\u00f8mmen er slukket, forsvinder den elektromagnetiske kraft, fjederen trykker p\u00e5 lukkeelementet p\u00e5 ventils\u00e6det, og ventilen lukker. Funktioner: Det kan ikke fungere<\/p> <a class=\"read-more-btn\" href=\"https:\/\/da.covna-china.com\/article\/classification-of-solenoid-valves.html\">L\u00e6s mere >><\/a>\n <\/div>\n <\/div>\n <div class=\"blog-card col-lg-4 col-md-6 col-12 wow fadeInUp\"> <a href=\"https:\/\/da.covna-china.com\/article\/solenoid-valve-faults-and-troubleshooting-methods.html\" title=\"Fejl i magnetventilen og fejlfindingsmetoder\"> <img class=\"lazy\" alt=\"Fejl i magnetventilen og fejlfindingsmetoder\" src=\"\/\/v4-assets.goalsites.com\/yexuming\/icon\/loading1.gif\" data-original=\"\/\/v4-upload.goalsites.com\/728\/image_1637137170_covnaactuator.com.png?imageView2\/1\/w\/376\/h\/251\/format\/webp\" width=\"376\" height=\"251\"><\/a>\n <div class=\"blog-text\">\n <div class=\"blog-date\">\n <ul>\n<li> <i class=\"far fa-calendar-alt\"><\/i> <span>29. jun. 2022<\/span>\n<\/li>\n <\/ul>\n<\/div>\n <h4> <a href=\"https:\/\/da.covna-china.com\/article\/solenoid-valve-faults-and-troubleshooting-methods.html\" title=\"Fejl i magnetventilen og fejlfindingsmetoder\">Fejl i magnetventilen og fejlfindingsmetoder<\/a> <\/h4>\n <p>1. Magnetventilen fungerer ikke efter at v\u00e6re blevet aktiveret Kontroller, om str\u00f8mledningerne er d\u00e5rlige, genforbinding og stikforbindelse Kontroller, om str\u00f8mforsyningssp\u00e6ndingen er i arbejdsomr\u00e5det -, juster det normale positionsomr\u00e5de Om spolen er afloddet og loddet igen Spolen er kortsluttet, udskift spolen Om arbejdstrykforskellen er upassende, juster trykforskellen<\/p> <a class=\"read-more-btn\" href=\"https:\/\/da.covna-china.com\/article\/solenoid-valve-faults-and-troubleshooting-methods.html\">L\u00e6s mere >><\/a>\n <\/div>\n <\/div>\n <div class=\"blog-card col-lg-4 col-md-6 col-12 wow fadeInUp\"> <a href=\"https:\/\/da.covna-china.com\/article\/how-to-quickly-judge-the-quality-of-solenoid-valve-on-site.html\" title=\"S\u00e5dan bed\u00f8mmes kvaliteten af magnetventilen hurtigt p\u00e5 stedet\"> <img class=\"lazy\" alt=\"S\u00e5dan bed\u00f8mmes kvaliteten af magnetventilen hurtigt p\u00e5 stedet\" src=\"\/\/v4-assets.goalsites.com\/yexuming\/icon\/loading1.gif\" data-original=\"\/\/v4-upload.goalsites.com\/728\/image_1637890870_Solenoid-Valve.jpg?imageView2\/1\/w\/376\/h\/251\/format\/webp\" width=\"376\" height=\"251\"><\/a>\n <div class=\"blog-text\">\n <div class=\"blog-date\">\n <ul>\n<li> <i class=\"far fa-calendar-alt\"><\/i> <span>29. jun. 2022<\/span>\n<\/li>\n <\/ul>\n<\/div>\n <h4> <a href=\"https:\/\/da.covna-china.com\/article\/how-to-quickly-judge-the-quality-of-solenoid-valve-on-site.html\" title=\"S\u00e5dan bed\u00f8mmes kvaliteten af magnetventilen hurtigt p\u00e5 stedet\">S\u00e5dan bed\u00f8mmes kvaliteten af magnetventilen hurtigt p\u00e5 stedet<\/a> <\/h4>\n <p>Kontroller f\u00f8rst, om magnetventilens magnetspole er defekt. Giv topositionsventilen et \u00e5bent eller t\u00e6t signal p\u00e5 DCS, og se derefter, om magnetventilen vinder eller mister str\u00f8m. Generelt kan du lytte til lyden p\u00e5 scenen. Hvis du ikke kan h\u00f8re det, m\u00e5 der v\u00e6re et problem med spolen. Hvad ang\u00e5r selve magnetventilen, er der et problem? Hvis der er et problem med magnetspolen, skal du f\u00f8rst<\/p> <a class=\"read-more-btn\" href=\"https:\/\/da.covna-china.com\/article\/how-to-quickly-judge-the-quality-of-solenoid-valve-on-site.html\">L\u00e6s mere >><\/a>\n <\/div>\n <\/div>\n <div class=\"blog-card col-lg-4 col-md-6 col-12 wow fadeInUp\"> <a href=\"https:\/\/da.covna-china.com\/article\/how-electric-ball-valve-are-used-in-cold-water.html\" title=\"Hvordan elektrisk kugleventil bruges i koldt vand\"> <img class=\"lazy\" alt=\"Hvordan elektrisk kugleventil bruges i koldt vand\" src=\"\/\/v4-assets.goalsites.com\/yexuming\/icon\/loading1.gif\" data-original=\"\/\/v4-upload.goalsites.com\/728\/image_1637137201_electric-3-piece-flange-ball-valve-300x300.png?imageView2\/1\/w\/376\/h\/251\/format\/webp\" width=\"376\" height=\"251\"><\/a>\n <div class=\"blog-text\">\n <div class=\"blog-date\">\n <ul>\n<li> <i class=\"far fa-calendar-alt\"><\/i> <span>Maj 30, 2022<\/span>\n<\/li>\n <\/ul>\n<\/div>\n <h4> <a href=\"https:\/\/da.covna-china.com\/article\/how-electric-ball-valve-are-used-in-cold-water.html\" title=\"Hvordan elektrisk kugleventil bruges i koldt vand\">Hvordan elektrisk kugleventil bruges i koldt vand<\/a> <\/h4>\n <p>Elektriske kugleventiler bruges til at give en effektiv og p\u00e5lidelig m\u00e5de at levere koldt vand til hjem eller virksomheder. Elektriske kugleventiler til koldt vand Husejere har mange muligheder, n\u00e5r de installerer automatiske vandvarmere. Den traditionelle model kan kr\u00e6ve, at enkeltpersoner f\u00e5r en professionel til at komme ud og installere systemet. Brug af en elektrisk vandvarmer kan dog i h\u00f8j grad reducere omkostningerne, fordi hele processen ca<\/p> <a class=\"read-more-btn\" href=\"https:\/\/da.covna-china.com\/article\/how-electric-ball-valve-are-used-in-cold-water.html\">L\u00e6s mere >><\/a>\n <\/div>\n <\/div>\n <div class=\"blog-card col-lg-4 col-md-6 col-12 wow fadeInUp\"> <a href=\"https:\/\/da.covna-china.com\/article\/electric-control-valve-why-you-should-consider-electric-control-of-air-cooling.html\" title=\"Elektrisk kontrolventil- Hvorfor du b\u00f8r overveje elektrisk styring af luftk\u00f8ling\"> <img class=\"lazy\" alt=\"Elektrisk kontrolventil- Hvorfor du b\u00f8r overveje elektrisk styring af luftk\u00f8ling\" src=\"\/\/v4-assets.goalsites.com\/yexuming\/icon\/loading1.gif\" data-original=\"\/\/v4-upload.goalsites.com\/728\/image_1636956448_163013411092575.jpg?imageView2\/1\/w\/376\/h\/251\/format\/webp\" width=\"376\" height=\"251\"><\/a>\n <div class=\"blog-text\">\n <div class=\"blog-date\">\n <ul>\n<li> <i class=\"far fa-calendar-alt\"><\/i> <span>Maj 30, 2022<\/span>\n<\/li>\n <\/ul>\n<\/div>\n <h4> <a href=\"https:\/\/da.covna-china.com\/article\/electric-control-valve-why-you-should-consider-electric-control-of-air-cooling.html\" title=\"Elektrisk kontrolventil- Hvorfor du b\u00f8r overveje elektrisk styring af luftk\u00f8ling\">Elektrisk kontrolventil- Hvorfor du b\u00f8r overveje elektrisk styring af luftk\u00f8ling<\/a> <\/h4>\n <p>Det mest almindelige og almindeligt anvendte ventilstyringssystem er 9 volt 2-vejs elektrisk ventilstyring. 9-24V 2-vejs elektrisk ventil Dette er en meget nyttig kontrolenhed, der hj\u00e6lper med at forenkle ventildesign ved at give mulighed for bedre kontrol, st\u00f8rre fleksibilitet og mindre mekanisk fejl. Motoriserede kontroller er meget nyttige, fordi de kan styres i vid udstr\u00e6kning. 9-24v 2-vejs elektrisk ventil 9-24v 2-vejs elektrisk valv<\/p> <a class=\"read-more-btn\" href=\"https:\/\/da.covna-china.com\/article\/electric-control-valve-why-you-should-consider-electric-control-of-air-cooling.html\">L\u00e6s mere >><\/a>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"col-lg-12 col-md-12 col-12 pagination-box wow fadeInUp\">\n <nav aria-label=\"Page navigation example\"><ul class=\"pagination\">\n<li class=\"active\"><a href=\"javascript:void(0);\">1<\/a><\/li>\n <li><a href=\"https:\/\/da.covna-china.com\/articles\/industry-news\/2.html\">2<\/a><\/li>\n <li><a href=\"https:\/\/da.covna-china.com\/articles\/industry-news\/3.html\">3<\/a><\/li>\n <li><a href=\"https:\/\/da.covna-china.com\/articles\/industry-news\/4.html\">4<\/a><\/li>\n <li><a href=\"https:\/\/da.covna-china.com\/articles\/industry-news\/5.html\">5<\/a><\/li>\n <li><a 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value=\"Mozilla\/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit\/537.36 (KHTML, like Gecko) Chrome\/86.0.4240.75 Safari\/537.36\">\n<\/form>\n <\/div>\n <\/div>\n <\/section><script src=\"https:\/\/cdn.staticfile.org\/twitter-bootstrap\/4.5.0\/js\/bootstrap.min.js\"><\/script><script src=\"https:\/\/cdn.staticfile.org\/wow\/1.1.2\/wow.min.js\"><\/script><script src=\"https:\/\/cdn.staticfile.org\/Swiper\/6.0.4\/swiper-bundle.min.js\"><\/script><script src=\"https:\/\/cdn.staticfile.org\/jquery.lazyload\/1.9.1\/jquery.lazyload.min.js\"><\/script><script src=\"https:\/\/cdn.staticfile.org\/fancybox\/3.5.7\/jquery.fancybox.min.js\"><\/script><script type=\"text\/javascript\" src=\"\/\/v4-assets.goalsites.com\/huangzd\/plugins\/jqueryCountup20161120\/js\/jquery.waypoints.min.js\"><\/script><script type=\"text\/javascript\" src=\"\/\/v4-assets.goalsites.com\/huangzd\/plugins\/jqueryCountup20161120\/js\/jquery.countup.min.js\"><\/script><script type=\"text\/javascript\" charset=\"utf-8\">\n 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