{"id":2084,"date":"2025-01-14T03:10:45","date_gmt":"2025-01-14T03:10:45","guid":{"rendered":"https:\/\/rf-capacitor.com\/?post_type=product&p=2084"},"modified":"2025-01-14T07:43:24","modified_gmt":"2025-01-14T07:43:24","slug":"open-loop-hall-current-sensor","status":"publish","type":"product","link":"https:\/\/rf-capacitor.com\/da\/open-loop-hall-current-sensor\/","title":{"rendered":"Hall-str\u00f8msensor med \u00e5ben sl\u00f8jfe"},"content":{"rendered":"

En open loop Hall-effekt str\u00f8msensor er en type str\u00f8msensor, der direkte m\u00e5ler det magnetfelt, der genereres af den str\u00f8m, der flyder gennem en leder.<\/p>\n

S\u00e5dan fungerer en Open Loop Hall Current Sensor:<\/h2>\n
    \n
  1. Det nuv\u00e6rende flow:<\/strong> N\u00e5r str\u00f8mmen l\u00f8ber gennem lederen, skaber den et magnetfelt omkring den.<\/li>\n
  2. Registrering af magnetiske felter:<\/strong> En Hall-effektsensor, der er placeret i n\u00e6rheden af lederen, registrerer styrken af dette magnetfelt.<\/li>\n
  3. Sp\u00e6ndingsudgang:<\/strong> Hall-effektsensoren producerer et sp\u00e6ndingsoutput, der er proportionalt med magnetfeltets styrke og dermed proportionalt med den str\u00f8m, der flyder gennem lederen.<\/li>\n<\/ol>\n

    Vigtige kendetegn:<\/h2>\n
      \n
    • Enkel konstruktion:<\/strong> Relativt enkel og billig at fremstille.<\/li>\n
    • Ikke-invasiv m\u00e5ling:<\/strong> Kr\u00e6ver ikke afbrydelse af kredsl\u00f8bet for at m\u00e5le str\u00f8mmen.<\/li>\n
    • God b\u00e5ndbredde:<\/strong> Kan m\u00e5le b\u00e5de j\u00e6vn- og vekselstr\u00f8m n\u00f8jagtigt.<\/li>\n
    • Modtagelig for ekstern magnetisk interferens:<\/strong> Eksterne magnetfelter kan p\u00e5virke sensorens n\u00f8jagtighed.<\/li>\n
    • Temperaturf\u00f8lsomhed:<\/strong> Sensorens output kan p\u00e5virkes af temperaturvariationer.<\/li>\n<\/ul>\n

      Applikationer:<\/h2>\n
        \n
      • Motorstyring:<\/strong> Overv\u00e5gning af motorstr\u00f8mme i industrielle drev og bilapplikationer.<\/li>\n
      • Batteristyringssystemer (BMS):<\/strong> M\u00e5ling af batteristr\u00f8m i elektriske k\u00f8ret\u00f8jer og energilagringssystemer.<\/li>\n
      • Overstr\u00f8msbeskyttelse:<\/strong> Registrerer og reagerer p\u00e5 overstr\u00f8msforhold i elektriske kredsl\u00f8b.<\/li>\n
      • Overv\u00e5gning af str\u00f8m:<\/strong> M\u00e5ling af str\u00f8mforbrug i forskellige applikationer.<\/li>\n<\/ul>\n

        Begr\u00e6nsninger:<\/h2>\n
          \n
        • N\u00f8jagtigheden kan p\u00e5virkes af eksterne magnetfelter og temperaturvariationer.<\/strong><\/li>\n
        • Kan kr\u00e6ve yderligere signalbehandlingskredsl\u00f8b for at forbedre n\u00f8jagtigheden og kompensere for milj\u00f8faktorer.<\/strong><\/li>\n<\/ul>\n

          P\u00e5 trods af disse begr\u00e6nsninger er open loop Hall-effektstr\u00f8msensorer en omkostningseffektiv og praktisk l\u00f8sning til mange str\u00f8mm\u00e5lingsapplikationer p\u00e5 grund af deres enkelhed og brugervenlighed.<\/p>","protected":false},"excerpt":{"rendered":"

          Specifikationer og funktioner \uff1a.<\/p>\n

          Nominel str\u00f8mindgang: 0~(200-1000)A<\/p>\n

          Nominel udgang: 5V \/ 4V \/ 4-20mA<\/p>\n

          Bl\u00e6nde: 20mm\/40mm\/55mm\/etc.<\/p>\n

          \u25cf Str\u00f8mforsyning: \u00b115V \/ 12V \/ 24V<\/p>\n

          \u25cf Lille pakkest\u00f8rrelse<\/p>\n

          \u25cf Lavt str\u00f8mforbrug<\/p>\n

          \u25cf Udvidet m\u00e5leomr\u00e5de<\/p>\n

          \u25cf Split-type; nem installation<\/p>","protected":false},"featured_media":2085,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[44],"product_tag":[],"class_list":{"0":"post-2084","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-current-sensor-2","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/rf-capacitor.com\/da\/wp-json\/wp\/v2\/product\/2084","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rf-capacitor.com\/da\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/rf-capacitor.com\/da\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/da\/wp-json\/wp\/v2\/comments?post=2084"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/da\/wp-json\/wp\/v2\/media\/2085"}],"wp:attachment":[{"href":"https:\/\/rf-capacitor.com\/da\/wp-json\/wp\/v2\/media?parent=2084"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/rf-capacitor.com\/da\/wp-json\/wp\/v2\/product_brand?post=2084"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/rf-capacitor.com\/da\/wp-json\/wp\/v2\/product_cat?post=2084"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/rf-capacitor.com\/da\/wp-json\/wp\/v2\/product_tag?post=2084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}