{"id":5097,"date":"2023-08-13T03:40:20","date_gmt":"2023-08-13T03:40:20","guid":{"rendered":"https:\/\/www.hangzhiprecision.com\/?page_id=5097"},"modified":"2025-05-23T08:27:38","modified_gmt":"2025-05-23T08:27:38","slug":"virta-anturit-ja-virta-muuntimet","status":"publish","type":"page","link":"https:\/\/www.hangzhiprecision.com\/fi\/current-sensors-and-current-transducers\/","title":{"rendered":"Virta-anturit ja virtamuuntimet"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"5097\" class=\"elementor elementor-5097\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0c8d60d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0c8d60d\" data-element_type=\"section\" data-e-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-5d4667c\" data-id=\"5d4667c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-72da19f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"72da19f\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\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-inner-column elementor-element elementor-element-80a7378\" data-id=\"80a7378\" data-element_type=\"column\" data-e-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-7123993 elementor-widget elementor-widget-heading\" data-id=\"7123993\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Mik\u00e4 on virta-anturi? <\/h1>\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 class=\"elementor-element elementor-element-ac21027 elementor-widget elementor-widget-spacer\" data-id=\"ac21027\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\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-36ac047 elementor-widget elementor-widget-text-editor\" data-id=\"36ac047\" data-element_type=\"widget\" data-e-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>Yleisesti ottaen &quot;virtaanturi&quot;, jota joskus kutsutaan my\u00f6s &quot;virtaanturiksi&quot;, on laite, jota k\u00e4ytet\u00e4\u00e4n mittaamaan piirin l\u00e4pi kulkevaa s\u00e4hk\u00f6virtaa. Se muuntaa mitattavan virran, jota kutsutaan my\u00f6s ensi\u00f6virraksi joko AC- tai DC-virraksi, ohjauskortilla tai instrumenteilla mitattavaksi signaaliksi, jota kutsutaan my\u00f6s toisiosignaaliksi ja t\u00e4m\u00e4 signaali voi olla virta-, j\u00e4nnite- tai jopa digitaalinen signaali. N\u00e4ill\u00e4 virtamuuntimilla on kriittinen rooli eri teollisuudenaloilla ja sovelluksissa, kuten tehoelektroniikassa, s\u00e4hk\u00f6njakelussa, uusiutuvassa energiassa, l\u00e4\u00e4ketieteellisiss\u00e4 laitteissa, s\u00e4hk\u00f6kalibroinnissa, s\u00e4hk\u00f6ajoneuvoissa ja teollisuusautomaatiossa jne.\u00a0<\/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-3dbf0c4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3dbf0c4\" data-element_type=\"section\" data-e-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-50 elementor-inner-column elementor-element elementor-element-fc84c25\" data-id=\"fc84c25\" data-element_type=\"column\" data-e-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-5e34801 elementor-widget elementor-widget-image\" data-id=\"5e34801\" data-element_type=\"widget\" data-e-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\t<a href=\"https:\/\/www.hangzhiprecision.com\/fi\/\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"360\" src=\"https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2023\/08\/Hangzhi-Products-768x360.png\" class=\"attachment-medium_large size-medium_large wp-image-6272\" alt=\"Hangzhi high precison current\/voltage sensors &amp; tests\" srcset=\"https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2023\/08\/Hangzhi-Products-768x360.png 768w, https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2023\/08\/Hangzhi-Products-300x141.png 300w, https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2023\/08\/Hangzhi-Products-1024x480.png 1024w, https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2023\/08\/Hangzhi-Products-1536x720.png 1536w, https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2023\/08\/Hangzhi-Products-18x8.png 18w, https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2023\/08\/Hangzhi-Products.png 1551w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-c8eb5a5\" data-id=\"c8eb5a5\" data-element_type=\"column\" data-e-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-08eaa5c elementor-widget elementor-widget-text-editor\" data-id=\"08eaa5c\" data-element_type=\"widget\" data-e-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>Katso nykyiset virtamuunninvalikoimamme t\u00e4\u00e4lt\u00e4:<\/p>\n<ul>\n<li><a title=\"AIT Korkean tarkkuuden virta-anturi ja anturi\" href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/korkean-tarkkuuden-virta-anturi\/\">AIT High Precision -virtamuuntimet<\/a><\/li>\n<li><a title=\"DIT Korkean tarkkuuden digitaalinen virta-anturi\/sensori\" href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/digitaalinen-virta-anturi\/\">DIT High Precision Digital Current Transducers<\/a><\/li>\n<li><a title=\"Teollinen virtamuuntaja jopa 0.02% tarkkuus luotettava\" href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/teollisuusluokan-virta-anturi\/\">IIT teollisuusvirtamuuntimet<\/a><\/li>\n<li><a title=\"RIT residual current sensor, reliable leakage current sensor\" href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/jaannosvirta-anturi\/\">RIT-vuotovirta-anturit<\/a><\/li>\n<li><a title=\"HIT Hall-korvaava virta-anturi | Vuotoanturi\" href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/hallin-korvaava-virta-anturi\/\">HIT Hall Effect Substituting Current Transducers<\/a><\/li>\n<li><a title=\"Suurvirta-anturit - Mittaa virtaa jopa \u00b110000A asti.\" href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/suurvirta-anturi\/\">Suurvirtamuuntimet<\/a><\/li>\n<li><a title=\"Eritt\u00e4in tarkka jaetun ytimen virta-anturi | AC\/DC-anturit | AC\/DC-anturit\" href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/erittain-tarkka-jaetun-ytimen-virta-anturi\/\">CIT Precision Split Core -virtamuuntimet<\/a><\/li>\n<li><a title=\"CAFR PCB Current Sensors \u2013 High Precision DC\/AC Measurement\" href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/pcb-virta-anturi-korkea-tarkkuus\/\">CAFR Precision PCB -virtaanturit<\/a><\/li>\n<li><a title=\"BMS Automotive Current Transducer -EV-akun virta-anturi\" href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/autojen-virta-anturi\/\">BMS-autojen virta-anturit<\/a><\/li>\n<\/ul>\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 class=\"elementor-element elementor-element-2e0c2a7 elementor-widget elementor-widget-heading\" data-id=\"2e0c2a7\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Mit\u00e4 virtamuunnin (CT) tekee?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-48a4f09 elementor-widget elementor-widget-text-editor\" data-id=\"48a4f09\" data-element_type=\"widget\" data-e-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>Virtamuunnin on s\u00e4hk\u00f6laite, joka mittaa tai muuntaa s\u00e4hk\u00f6virran valvonta- tai ohjaustarkoituksiin. Virta-anturi toimii seuraavasti:<\/p><p>Virran mittaus: Virta-anturin p\u00e4\u00e4teht\u00e4v\u00e4 on mitata oikein johtimen l\u00e4pi virtaavan s\u00e4hk\u00f6virran suuruus. T\u00e4m\u00e4 virta voi olla joko vaihtovirtaa (AC) tai tasavirtaa (DC).<\/p><p>Eristys: S\u00e4hk\u00f6inen eristys saadaan usein aikaan tulovirran ja l\u00e4ht\u00f6signaalin v\u00e4lisill\u00e4 virtamuuntimilla. T\u00e4m\u00e4 eristys on kriittinen turvallisuuden kannalta ja est\u00e4\u00e4 s\u00e4hk\u00f6j\u00e4rjestelm\u00e4n eri osien v\u00e4liset h\u00e4iri\u00f6t.<\/p><p>Signaalin muuntaminen: Virta-anturit muuntavat usein mitatun virran suhteelliseksi l\u00e4ht\u00f6signaaliksi, joka on tyypillisesti j\u00e4nnitteen tai virran muodossa. T\u00e4m\u00e4 muunnos helpottaa viestint\u00e4\u00e4 muiden elektronisten laitteiden, kuten mikro-ohjainten, ohjelmoitavien logiikkaohjaimien (PLC) ja tiedonkeruuj\u00e4rjestelmien kanssa.<\/p><p>Vahvistus: Jotkut virtamuuntimet voivat vahvistaa virtasignaalia tuottaakseen tehokkaamman ja helpommin mitattavan ulostulon. Tietyiss\u00e4 sovelluksissa t\u00e4m\u00e4 vahvistus voi auttaa parantamaan virranmittauksen tarkkuutta. Varten<a href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/jaannosvirta-anturi\/\"> RIT-vuotovirta-anturi<\/a> voi muuntaa virran miniampeereilla 1 tai 2 V j\u00e4nnitteeksi, joka on mitattavissa PLC:ll\u00e4 tai mikrokontrollereilla.\u00a0<\/p><p>Virta-antureilla voi olla erilaisia l\u00e4ht\u00f6tyyppej\u00e4, kuten j\u00e4nnitel\u00e4ht\u00f6 (esimerkiksi l\u00e4ht\u00f6 0-10 V virtamuunnin), virtal\u00e4ht\u00f6, taajuusl\u00e4ht\u00f6 tai digitaaliset viestint\u00e4protokollat (esimerkiksi 4-20 mA virtamuunnin tai Modbus). K\u00e4ytetty tulostetyyppi m\u00e4\u00e4r\u00e4ytyy ainutlaatuisten sovellustarpeiden mukaan.<\/p><p>Tarkkuus ja herkkyys: Virta-anturit on suunniteltu toimittamaan tarkat mittaukset tietyll\u00e4 alueella. Vastatakseen aiottua virta-aluetta niiss\u00e4 on usein s\u00e4\u00e4dett\u00e4v\u00e4t herkkyys- tai vahvistusasetukset.<\/p><p>Hangzhi-virtamuuntimet sis\u00e4lt\u00e4v\u00e4t suojamekanismeja, jotka suojaavat ylivirtaolosuhteilta ja muilta s\u00e4hk\u00f6isilt\u00e4 ongelmilta.<\/p>\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-279ccb4 elementor-widget elementor-widget-heading\" data-id=\"279ccb4\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Mik\u00e4 on tasavirtamuunnin tai DCCT?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ed3b598 elementor-widget elementor-widget-text-editor\" data-id=\"ed3b598\" data-element_type=\"widget\" data-e-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>Tasavirtamuunnin, jota kutsutaan vaihtoehtoisesti DC-virta-anturiksi, DC-virtamuuntimeksi tai DCCT:ksi, on s\u00e4hk\u00f6laite, joka on erityisesti suunniteltu mittaamaan ja muuttamaan tasavirran (DC) s\u00e4hk\u00f6isi\u00e4 signaaleja niihin suhteutettuiksi l\u00e4hd\u00f6iksi. N\u00e4m\u00e4 l\u00e4hd\u00f6t n\u00e4kyv\u00e4t yleens\u00e4 j\u00e4nnitteen\u00e4, virtana tai digitaalisena datana.\u00a0<\/p><p>Tasavirta- (DC) -virtamuuntimen p\u00e4\u00e4tarkoitus on antaa tarkka ja eristetty esitys mitatusta tasavirrasta. T\u00e4m\u00e4n tuloksen saavuttamista helpottaa erilaisten anturilaitteiden, kuten fluxgate- tai Hall-anturin, signaalink\u00e4sittelypiirien ja l\u00e4ht\u00f6liit\u00e4nt\u00f6jen integrointi. Anturielementin ensisijainen teht\u00e4v\u00e4 on havaita tasavirta (DC) ja muuntaa se kvantifioitavaksi signaaliksi. T\u00e4m\u00e4n j\u00e4lkeen signaalink\u00e4sittelypiiri k\u00e4sittelee ja s\u00e4\u00e4t\u00e4\u00e4 sen. Saatu l\u00e4ht\u00f6 on todenmukainen esitys tulovirrasta, mutta se on muotoiltu tavalla, joka on yhteensopiva muiden laitteiden tai j\u00e4rjestelmien kanssa saumattoman integroinnin varmistamiseksi.<\/p>\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-0f10d89 elementor-widget elementor-widget-heading\" data-id=\"0f10d89\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Mik\u00e4 on vaihtovirtamuunnin?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-983349f elementor-widget elementor-widget-text-editor\" data-id=\"983349f\" data-element_type=\"widget\" data-e-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>Vaihtovirtamuunnin, joka tunnetaan my\u00f6s nimell\u00e4 AC-virta-anturi tai AC-virtamuunnin, on laite, joka tuottaa l\u00e4hd\u00f6n, joka edustaa tarkasti johtimen l\u00e4pi kulkevan vaihtovirran suuruutta ja ominaisuuksia, kuten taajuutta ja vaihekulmaa. Tuloksena oleva ulostulo ilmenee tavallisesti joko j\u00e4nnitesignaalina, virtasignaalina tai digitaalisena signaalina, joka riippuu muuntimen erityisest\u00e4 konfiguraatiosta ja vaatimuksista.<\/p><p>Se hy\u00f6dynt\u00e4\u00e4 useita strategioita t\u00e4m\u00e4n muuntamisen, fluxgate-, s\u00e4hk\u00f6magneettisten ja optisten menetelmien toteuttamiseksi. Tunnistusmekanismi on vastuussa vaihtovirran (AC) tuottaman magneettisen tai s\u00e4hk\u00f6magneettisen kent\u00e4n havaitsemisesta. T\u00e4m\u00e4n j\u00e4lkeen t\u00e4m\u00e4 havaittu tieto muunnetaan suhteelliseksi l\u00e4ht\u00f6signaaliksi k\u00e4ytt\u00e4m\u00e4ll\u00e4 sis\u00e4ist\u00e4 elektroniikkaa. AC-virtamuuntimilla on ratkaiseva rooli monissa sovelluksissa, jotka vaativat vaihtovirtojen tarkkaa mittausta ja muuntamista.\u00a0<\/p><p>Vaihtovirtamuuntimet ovat \u00e4\u00e4rimm\u00e4isen t\u00e4rkeit\u00e4 eri aloilla, mukaan lukien tehonjakelu, energianhallinta, moottorinohjaus ja teollisuusautomaatio, jotta voidaan varmistaa erilaisten s\u00e4hk\u00f6j\u00e4rjestelmien tehokkuus, turvallisuus ja optimaalinen toiminta helpottamalla vaihtovirtojen tarkkaa valvontaa.<\/p><p>\u00a0<\/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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c4600b2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c4600b2\" data-element_type=\"section\" data-e-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-8b07da2\" data-id=\"8b07da2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-10fb7cb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"10fb7cb\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\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-inner-column elementor-element elementor-element-8ddd5c2\" data-id=\"8ddd5c2\" data-element_type=\"column\" data-e-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-9bccb00 elementor-widget elementor-widget-heading\" data-id=\"9bccb00\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Miten virtamuunnin toimii? ja Virta-anturin periaate<\/h2>\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 class=\"elementor-element elementor-element-d0a1db8 elementor-widget elementor-widget-spacer\" data-id=\"d0a1db8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\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-e3fc975 elementor-widget elementor-widget-text-editor\" data-id=\"e3fc975\" data-element_type=\"widget\" data-e-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>Nykyaikaiset muuntimet toimivat muuntamalla johtimen l\u00e4pi kulkevan prim\u00e4\u00e4ris\u00e4hk\u00f6virran kvantitatiiviseksi toissijaiseksi ulostuloksi. Virta-anturin toimintaperiaate voi vaihdella k\u00e4ytetyn anturin tyypin mukaan. Seuraavassa selostetaan useiden yleisten virta-anturityyppien perustoimintaperiaatteet:<\/p>\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-497ab0f elementor-widget elementor-widget-heading\" data-id=\"497ab0f\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Fluxgate-virtaanturit<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2812e50 elementor-widget elementor-widget-text-editor\" data-id=\"2812e50\" data-element_type=\"widget\" data-e-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>Fluxgate-anturit k\u00e4ytt\u00e4v\u00e4t ydint\u00e4, joka koostuu materiaalista, jolla on hystereesiominaisuudet. Ytimen magneettinen tila muuttuu tulovirran vaikutuksesta. Magneettinen heilahtelu tunnistetaan ja kvantifioidaan, mik\u00e4 johtaa ulostuloon, joka on suoraan verrannollinen tulovirtaan.<\/p><p>Lue lis\u00e4\u00e4 yksityiskohtaisesta toimintaperiaatteesta <a href=\"https:\/\/www.hangzhiprecision.com\/fi\/tietokeskus\/fluxgate-virta-anturi\/\">fluxgate-virtaanturit<\/a>, ja<a href=\"https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2023\/08\/Hangzhi-fluxgate-current-transducer-and-current-tester-catalog-202306.pdf\"> Hangzhi fluxgate virta-anturi- ja testeriluettelo<\/a>.\u00a0<\/p>\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-3f09582 elementor-widget elementor-widget-image\" data-id=\"3f09582\" data-element_type=\"widget\" data-e-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=\"300\" height=\"300\" src=\"https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2020\/09\/AIT600-SG-0708-300x300.png\" class=\"attachment-medium size-medium wp-image-31\" alt=\"AIT600-SG KORKEAN TARKKUUS VIRTAMUUNTIN\" srcset=\"https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2020\/09\/AIT600-SG-0708-300x300.png 300w, https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2020\/09\/AIT600-SG-0708-150x150.png 150w, https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2020\/09\/AIT600-SG-0708.png 600w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\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-97351dd elementor-widget elementor-widget-text-editor\" data-id=\"97351dd\" data-element_type=\"widget\" data-e-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><a href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/korkean-tarkkuuden-virta-anturi\/\">Hangzhi AIT fluxgate korkean tarkkuuden virtamuunnin<\/a><\/p>\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-5b30587 elementor-widget elementor-widget-heading\" data-id=\"5b30587\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Hall-tehostevirtamuuntimet<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aaed239 elementor-widget elementor-widget-text-editor\" data-id=\"aaed239\" data-element_type=\"widget\" data-e-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>N\u00e4m\u00e4 muuntimet k\u00e4ytt\u00e4v\u00e4t Hall-ilmi\u00f6t\u00e4, joka viittaa j\u00e4nnite-eron tuottamiseen johtimeen vasteena magneettikent\u00e4n k\u00e4ytt\u00f6\u00f6n, joka on kohtisuorassa virran suuntaa vastaan. Hall-anturi, kun se on sijoitettu l\u00e4helle johdinta, pystyy havaitsemaan j\u00e4nnitepoikkeaman, joka on suoraan verrannollinen virtaan. Muunnin vahvistaa ja s\u00e4\u00e4telee j\u00e4nnitesignaalia, jolloin se tuottaa ulostulon, joka edustaa tarkasti tulovirtaa.<\/p><p>Lis\u00e4tietoja: <a href=\"https:\/\/www.hangzhiprecision.com\/fi\/tietokeskus\/hall-effection-sensor\/\">Hall-tehostevirtamuuntimet<\/a>\u00a0ja niiden v\u00e4liset erot <a href=\"https:\/\/www.hangzhiprecision.com\/fi\/tietokeskus\/mita-erot-vuon-ja-hall-efekti-virtamuuntimien-valilla\/\">fluxgate-virtamuuntimet ja Hall-ilmi\u00f6virtamuuntimet<\/a>.\u00a0<\/p><p>Vaikka hall-ilmi\u00f6virtamuuntimet ovatkin alan suosituimpia virranmittauslaitteita, er\u00e4\u00e4nlainen halpa fluxgate-virta-anturi korvaa osan Hall-ilmi\u00f6virta-antureista tarkkuuden ja lineaarisuuden parantamiseksi, mutta samalla hinnalla. Lis\u00e4tietoja: <a href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/hallin-korvaava-virta-anturi\/\">Hangzhi HIT Hall-efekti korvaa virtamuuntimet<\/a>.\u00a0<\/p>\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-a80bc67 elementor-widget elementor-widget-image\" data-id=\"a80bc67\" data-element_type=\"widget\" data-e-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=\"300\" height=\"300\" src=\"https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2020\/09\/HIT-500-600-300x300.png\" class=\"attachment-medium size-medium wp-image-38\" alt=\"HIT-sarjan Hall Effect -virta-anturi\" srcset=\"https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2020\/09\/HIT-500-600-300x300.png 300w, https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2020\/09\/HIT-500-600-150x150.png 150w, https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2020\/09\/HIT-500-600.png 600w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\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-a27e299 elementor-widget elementor-widget-heading\" data-id=\"a27e299\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Rogowski-kelamuuntimet<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e4a5461 elementor-widget elementor-widget-text-editor\" data-id=\"e4a5461\" data-element_type=\"widget\" data-e-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>Rogowski-kelamuuntimet koostuvat kierretyst\u00e4, joustavasta johtimesta, joka on kierretty kohdejohtimen ymp\u00e4rille. Kun s\u00e4hk\u00f6virta kulkee johtimen l\u00e4pi, se synnytt\u00e4\u00e4 kelaan s\u00e4hk\u00f6motorisen voiman, joka on suoraan verrannollinen virran muutosnopeuteen. Indusoitu j\u00e4nnite integroidaan ajan suhteen virran tarkan arvon selvitt\u00e4miseksi.<\/p>\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-2ce8cc4 elementor-widget elementor-widget-heading\" data-id=\"2ce8cc4\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Virtamuuntajat (CT)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f03af5b elementor-widget elementor-widget-text-editor\" data-id=\"f03af5b\" data-element_type=\"widget\" data-e-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>Virtamuuntajat (CTs) koostuvat ensi\u00f6k\u00e4\u00e4mist\u00e4, joka on kytketty sarjaan virtaa kuljettavan johtimen kanssa, sek\u00e4 toisiok\u00e4\u00e4mist\u00e4. Magneettikentt\u00e4 syd\u00e4mess\u00e4 syntyy ensisijaisesti ensi\u00f6k\u00e4\u00e4mill\u00e4, mik\u00e4 johtaa my\u00f6hemp\u00e4\u00e4n virran induktioon toisiok\u00e4\u00e4miss\u00e4. Toisiovirran ja ensi\u00f6virran v\u00e4linen suhde on suhteellisuus, jolloin ensiksi mainitun suuruus pienenee usein tasolle, joka voidaan k\u00e4tev\u00e4sti mitata.<\/p><p>Lis\u00e4tietoja:<a href=\"https:\/\/www.hangzhiprecision.com\/fi\/tietokeskus\/virta-muuntaja-vs-virtamuuntaja\/\"> virtamuunnin vs virtamuuntajat<\/a>.\u00a0<\/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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-482992e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"482992e\" data-element_type=\"section\" data-e-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-fed6ca0\" data-id=\"fed6ca0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-42d3fde elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"42d3fde\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\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-inner-column elementor-element elementor-element-ba188e0\" data-id=\"ba188e0\" data-element_type=\"column\" data-e-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-fd24ec0 elementor-widget elementor-widget-heading\" data-id=\"fd24ec0\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Kuinka valita virtamuuntimet ja laitteet<\/h2>\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 class=\"elementor-element elementor-element-aea0b1d elementor-widget elementor-widget-spacer\" data-id=\"aea0b1d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\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-900bbd8 elementor-widget elementor-widget-text-editor\" data-id=\"900bbd8\" data-element_type=\"widget\" data-e-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>Sopivan virta-anturin valintaprosessi edellytt\u00e4\u00e4 erilaisten keskeisten muuttujien huolellista arviointia, jotta voidaan varmistaa, ett\u00e4 muunnin t\u00e4ytt\u00e4\u00e4 riitt\u00e4v\u00e4sti tietyn sovelluksen ainutlaatuiset vaatimukset. Alla on kattava per\u00e4kk\u00e4inen kehys, jonka tarkoituksena on helpottaa p\u00e4\u00e4t\u00f6ksentekoprosessia, jotta yksil\u00f6t voivat tehd\u00e4 optimaalisen valinnan.<\/p>\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-2042543 elementor-widget elementor-widget-heading\" data-id=\"2042543\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Virran tyyppi<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af34503 elementor-widget elementor-widget-text-editor\" data-id=\"af34503\" data-element_type=\"widget\" data-e-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>Selvit\u00e4, onko sinun mitattava vaihto- vai tasavirtaa. T\u00e4m\u00e4 rajaa vaihtoehdot vaihtovirta- tai tasavirtamuuntimiin.\u00a0<\/p><p>Nyky\u00e4\u00e4n fluxgate-virtamuuntimet tai hall-ilmi\u00f6virtamuuntimet voivat mitata sek\u00e4 tasa- ett\u00e4 vaihtovirtaa. Virtamuuntaja voi kuitenkin mitata vain vaihtovirtaa, mutta ei voi mitata tasavirtaa.\u00a0<\/p>\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-82a75d4 elementor-widget elementor-widget-heading\" data-id=\"82a75d4\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Nykyinen alue<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f558d46 elementor-widget elementor-widget-text-editor\" data-id=\"f558d46\" data-element_type=\"widget\" data-e-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>M\u00e4\u00e4rit\u00e4 minimi- ja maksimivirtatasot, jotka aiot mitata. Normaalisti meid\u00e4n on j\u00e4tett\u00e4v\u00e4 noin 10% - 20% suunnittelupuskuri mittauksen todellisesta ensi\u00f6virrasta ja virta-anturin tai virtamittarin nimellisalueesta. Normaalisti virta-anturit on merkitty tasavirta-alueella, joten kun mittaus on AC, nimellisalue tulee laskea arvolla 0,707. Esimerkiksi virta-anturi, jonka maksimialue on DC1000A, voi mitata vain 707A AC.<\/p><p>Nyky\u00e4\u00e4n virtamuuntimet voivat mitata jopa yli 10 000 A ja alasp\u00e4in 10 mA j\u00e4\u00e4nn\u00f6svirtaanturilla. \u00a0<\/p>\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-f38aa05 elementor-widget elementor-widget-heading\" data-id=\"f38aa05\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Tarkkuusvaatimukset<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-99e58c8 elementor-widget elementor-widget-text-editor\" data-id=\"99e58c8\" data-element_type=\"widget\" data-e-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>Tunnista mittauksiesi vaadittava tarkkuustaso. Erilaiset anturit tarjoavat vaihtelevan tarkkuuden. Varmista, ett\u00e4 valitun anturin tarkkuustiedot vastaavat tarpeitasi.<\/p><p>T\u00e4m\u00e4 on toinen t\u00e4rke\u00e4 parametri, joka sinun on otettava huomioon, koska nykyinen mittaustarkkuus on kriittinen signaalille, joka l\u00e4hetet\u00e4\u00e4n takaisin ohjaimeen, erityisesti korkean tarkkuuden vaativissa laitteissa, kuten MRI ja korkean tarkkuuden virtal\u00e4hde tai testauslaitteet.<\/p><p>Kuitenkin monipisteisen suljetun silmukan nollavuon hilatekniikan ansiosta pystymme laskemaan korkean tarkkuuden virranmittauslaitteen hyv\u00e4ksytt\u00e4v\u00e4lle tasolle.<\/p><p><a href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/korkean-tarkkuuden-virta-anturi\/\">AIT Eritt\u00e4in tarkka virta-anturi<\/a> voi mitata virran DC12000A asti 10 ppm:n tarkkuudella;<\/p><p><a href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/teollisuusluokan-virta-anturi\/\">Teollisuusvirtamuunnin<\/a> voi mitata virran DC6000A asti my\u00f6s 0,02%:n tarkkuudella;<\/p><p>Hangzhin kehitt\u00e4m\u00e4t <a href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/hallin-korvaava-virta-anturi\/\">HIT zero flux gate Hall vaikutusvirtaanturin vaihto<\/a> voi saavuttaa eritt\u00e4in alhaiset kustannukset 0,05%:n tarkkuudella. T\u00e4m\u00e4 on loistava korvaaminen samankaltaisilla kustannuksilla perinteiselle Hall-virtamuuntimelle, jonka tarkkuus on normaalisti 0,5% - 2%. \u00a0<\/p>\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-8e3781c elementor-widget elementor-widget-heading\" data-id=\"8e3781c\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">L\u00e4ht\u00f6signaali<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b94329 elementor-widget elementor-widget-text-editor\" data-id=\"5b94329\" data-element_type=\"widget\" data-e-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>L\u00e4ht\u00f6tyyppi on toinen huomioitava virtamuuntimia valittaessa, koska normaalisti on vaikeampaa vaihtaa alavirran laitteita, l\u00e4hinn\u00e4 analogisia tulokortteja tai ohjainta. Joten on helpompi valita oikea signaalil\u00e4ht\u00f6tyyppi ohjaimellesi tai AI-korteillesi sopivaksi.<\/p>\n<p>Useimpien sovellusvaatimusten t\u00e4ytt\u00e4miseksi useimmat virtamuuntimien OEM-valmistajat tarjoavat seuraavat k\u00e4ytett\u00e4viss\u00e4 olevat l\u00e4ht\u00f6signaalityypit:<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Analoginen signaali;<\/strong><\/span><\/p>\n<p><em>Nykyinen signaali:<\/em><\/p>\n<p>Vakio 4-20 mA signaali PLC AI -moduuleille;<\/p>\n<p>Ep\u00e4tyypillinen virtasignaali tehoanalysaattoreille tai yleismittarille jne.<\/p>\n<p><em>J\u00e4nnitesignaali:<\/em><\/p>\n<p>\u00b110V tai 0-10V l\u00e4ht\u00f6virtamuunnin, esimerkiksi AIT1000-10V;&nbsp;<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Digitaalinen signaali:<\/strong><\/span><\/p>\n<p>Jotkin digitaaliset virta-anturit voivat my\u00f6s l\u00e4hett\u00e4\u00e4 mitatun arvon my\u00f6s RS232\/485:n kautta, jolloin mitattu virta voidaan v\u00e4litt\u00e4\u00e4 takaisin ohjaimeen tai palvelimeen entist\u00e4 helpommin.<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Reaaliaikainen n\u00e4ytt\u00f6:<\/strong><\/span><\/p>\n<p>Useimmat nykyiset testaajat, erityisesti <a href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/hiu-ac-dc-korkean-tarkkuuden-virtatesteri-ampeerimittari\/\">kannettavat tasavirtatestaajat<\/a>, \u00e4l\u00e4 anna suurta tarkkuutta. Zero flux gate -tekniikan ansiosta on eritt\u00e4in tarkka virtatesteri ja s\u00e4hk\u00f6inen standarditesteri voi mitata jopa DC1500A 0,02%:n tarkkuudella reaaliaikaisella n\u00e4yt\u00f6ll\u00e4. N\u00e4it\u00e4 testaajia k\u00e4ytet\u00e4\u00e4n laajalti s\u00e4hk\u00f6kalibrointilaboratorioissa ja teollisissa sovelluksissa, erityisesti monet s\u00e4hk\u00f6autojen akkujen OEM-valmistajat k\u00e4ytt\u00e4v\u00e4t korkean tarkkuuden virtatesteri\u00e4 akun purkautumistestauslaitteiden kalibroimiseen.<\/p>\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-6259553 elementor-widget elementor-widget-heading\" data-id=\"6259553\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Eristysvaatimukset<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ed50f9e elementor-widget elementor-widget-text-editor\" data-id=\"ed50f9e\" data-element_type=\"widget\" data-e-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>Arvioi ensisijaisen ja toisiopuolen v\u00e4lisen galvaanisen eristyksen toteuttamisen tarve erityisess\u00e4 sovelluksessasi. Turvallisuuden varmistaminen ja maasilmukoiden esiintymisen v\u00e4hent\u00e4minen on t\u00e4ss\u00e4 yhteydess\u00e4 eritt\u00e4in t\u00e4rke\u00e4\u00e4.<\/p>\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-db7cd33 elementor-widget elementor-widget-heading\" data-id=\"db7cd33\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Taajuusalue tai kaistanleveys<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5653787 elementor-widget elementor-widget-text-editor\" data-id=\"5653787\" data-element_type=\"widget\" data-e-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>Kun ty\u00f6skentelet vaihtovirralla (AC) tai pulssivirralla, on t\u00e4rke\u00e4\u00e4 ottaa huomioon taajuusalue, joka soveltuu sovellukseesi. Tietyill\u00e4 antureilla voi olla rajoitettu kaistanleveys, joten on suositeltavaa valita muunnin, joka pystyy tehokkaasti sovittamaan halutun taajuusalueen.<\/p>\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-8b9af92 elementor-widget elementor-widget-heading\" data-id=\"8b9af92\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Ymp\u00e4rist\u00f6olosuhteet<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d01cb6b elementor-widget elementor-widget-text-editor\" data-id=\"d01cb6b\" data-element_type=\"widget\" data-e-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>Ymp\u00e4rist\u00f6olosuhteet sis\u00e4lt\u00e4v\u00e4t useita n\u00e4k\u00f6kohtia, mukaan lukien, mutta ei rajoittuen, l\u00e4mp\u00f6tila, kosteus ja p\u00f6lyn tai sy\u00f6vytt\u00e4vi\u00e4 yhdisteit\u00e4. Valitse anturi, joka kest\u00e4\u00e4 sovelluksesi kannalta merkitykselliset ymp\u00e4rist\u00f6olosuhteet.<\/p>\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-3e9c713 elementor-widget elementor-widget-heading\" data-id=\"3e9c713\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Asennusmenetelm\u00e4 ja fyysinen koko<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7c5d6b0 elementor-widget elementor-widget-text-editor\" data-id=\"7c5d6b0\" data-element_type=\"widget\" data-e-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>Asennusmenetelm\u00e4: Asennusprosessin ensimm\u00e4inen vaihe sis\u00e4lt\u00e4\u00e4 sovellukselle sopivan suunnittelun, kuten <a href=\"https:\/\/www.hangzhiprecision.com\/fi\/products\/erittain-tarkka-jaetun-ytimen-virta-anturi\/\">split-core<\/a> tai suljetun silmukan malli, vai onko se paneeliasennettavaksi, PCB-asennettavaksi jne. Lis\u00e4ksi on harkittava, tarvitaanko johtimen ymp\u00e4rille puristavaa anturia. Valitse menetelm\u00e4, joka on pragmaattinen toteutusmenettely\u00e4 varten.<\/p><p>Mitat ovat my\u00f6s kriittisi\u00e4, ja asiakas voi normaalisti saada STP-tiedoston integroidakseen nykyisen anturin mallin yleiseen laitesuunnittelumalliin selvitt\u00e4\u00e4kseen, onko siell\u00e4 tarpeeksi tilaa tai onko aukko tarpeeksi suuri johtimen l\u00e4pi kulkemiseen.\u00a0<\/p>\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-568df58 elementor-widget elementor-widget-heading\" data-id=\"568df58\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Budjettin\u00e4k\u00f6kohdat<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2fc07ac elementor-widget elementor-widget-text-editor\" data-id=\"2fc07ac\" data-element_type=\"widget\" data-e-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>Tarkista anturin hankintaan varattu budjetti. Arvoltaan optimaalisimman ratkaisun l\u00f6yt\u00e4miseksi on v\u00e4ltt\u00e4m\u00e4t\u00f6nt\u00e4 arvioida huolellisesti ja punnita tarpeitasi suhteessa niihin liittyviin kustannuksiin. Nykyisill\u00e4 anturimarkkinoilla on antureita korkealla tai alhaisella hinnalla, ja olemme aina viisaita k\u00e4ytt\u00e4\u00e4 rahamme.\u00a0\u00a0<\/p>\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-714590d elementor-widget elementor-widget-heading\" data-id=\"714590d\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Valmistajan maine ja tuki<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-53f97c7 elementor-widget elementor-widget-text-editor\" data-id=\"53f97c7\" data-element_type=\"widget\" data-e-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>Antureiden valinta valmistajan maineen perusteella: On suositeltavaa valita anturit, jotka ovat valmistaneet vakiintuneet yritykset, joilla on todistettu kokemus luotettavien ja korkealaatuisten tuotteiden toimittamisesta. Suorita perusteellinen haku k\u00e4ytt\u00e4jien arvosteluista ja alan suosituksista.\u00a0<\/p><p>Jos on ep\u00e4varmuutta optimaalisesta anturista tiettyyn sovellukseen, on suositeltavaa pyyt\u00e4\u00e4 neuvoja teknisilt\u00e4 asiantuntijoilta tai valmistajien tukitiimist\u00e4.<\/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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-655f440e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"655f440e\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\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-6693c964\" data-id=\"6693c964\" data-element_type=\"column\" data-e-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-3332cef2 elementor-widget elementor-widget-heading\" data-id=\"3332cef2\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Ota yhteytt\u00e4 asiantuntijoihimme<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-611a985b elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"611a985b\" data-element_type=\"widget\" data-e-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-5cda7966 elementor-widget elementor-widget-shortcode\" data-id=\"5cda7966\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\t\t<div data-elementor-type=\"section\" data-elementor-id=\"8223\" class=\"elementor elementor-8223\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6538c7ed elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6538c7ed\" data-element_type=\"section\" data-e-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-7c75eba2\" data-id=\"7c75eba2\" data-element_type=\"column\" data-e-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-63f8b87 elementor-widget elementor-widget-text-editor\" data-id=\"63f8b87\" data-element_type=\"widget\" data-e-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\tOta meihin yhteytt\u00e4 suoraan s\u00e4hk\u00f6postitse <a href=\"mailto:info@hangzhiprecision.com\"><strong>info@hangzhiprecision.com<\/strong><\/a> tai t\u00e4yt\u00e4 alla oleva lomake. Vastaamme mahdollisimman pian.\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-f5d3cbf elementor-widget elementor-widget-shortcode\" data-id=\"f5d3cbf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f7572-o1\" lang=\"en\" dir=\"ltr\" data-wpcf7-id=\"7572\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/fi\/wp-json\/wp\/v2\/pages\/5097#wpcf7-f7572-o1\" method=\"post\" class=\"wpcf7-form init cf7skins cf7t-event cf7s-default\" aria-label=\"Yhteydenottolomake\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/fi\/wp-json\/wp\/v2\/pages\/5097#wpcf7-f7572-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"7572\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.5\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"en\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f7572-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<fieldset>\n\t<legend>hangzhi<\/legend>\n\t<ol>\n\t\t<li><label for=''>Nimi: <em class=\"cf7s-reqd\">*<\/em> <\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"cf7s-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"text\" name=\"cf7s-name\" \/><\/span><\/li>\n\t\t<li><label for=''>Puhelin: <em class=\"cf7s-reqd\">*<\/em> <\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"cf7s-phone\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-tel wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-tel\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"tel\" name=\"cf7s-phone\" \/><\/span><\/li>\n\t\t<li><label for=''>S\u00e4hk\u00f6posti: <em class=\"cf7s-reqd\">*<\/em> <\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"cf7s-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"email\" name=\"cf7s-email\" \/><\/span><\/li>\n\t\t<li><label for=''>Yritys: <em class=\"cf7s-reqd\">*<\/em> <\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"cf7s-Company\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"text\" name=\"cf7s-Company\" \/><\/span><\/li>\n\t\t<li><label for=''>Kysy lis\u00e4\u00e4: <\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"cf7s-products\"><span class=\"wpcf7-form-control wpcf7-checkbox\"><span class=\"wpcf7-list-item first\"><input type=\"checkbox\" name=\"cf7s-products[]\" value=\"High Precision Current Transducers\" \/><span class=\"wpcf7-list-item-label\">Korkean tarkkuuden virtamuuntimet<\/span><\/span><span class=\"wpcf7-list-item\"><input type=\"checkbox\" name=\"cf7s-products[]\" value=\"High Precision Voltage Transducers\" \/><span class=\"wpcf7-list-item-label\">Korkean tarkkuuden j\u00e4nnitemuuntimet<\/span><\/span><span class=\"wpcf7-list-item\"><input type=\"checkbox\" name=\"cf7s-products[]\" value=\"Electrical Measurement Instrument\" \/><span class=\"wpcf7-list-item-label\">S\u00e4hk\u00f6inen mittauslaite<\/span><\/span><span class=\"wpcf7-list-item\"><input type=\"checkbox\" name=\"cf7s-products[]\" value=\"Solutions\" \/><span class=\"wpcf7-list-item-label\">Ratkaisut<\/span><\/span><span class=\"wpcf7-list-item last\"><input type=\"checkbox\" name=\"cf7s-products[]\" value=\"Other\" \/><span class=\"wpcf7-list-item-label\">Muut<\/span><\/span><\/span><\/span><\/li>\n\t\t<li><label for=''>Tietopyynt\u00f6: <\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"cf7s-Information\"><span class=\"wpcf7-form-control wpcf7-checkbox\"><span class=\"wpcf7-list-item first\"><input type=\"checkbox\" name=\"cf7s-Information[]\" value=\"Price\" \/><span class=\"wpcf7-list-item-label\">Hinta<\/span><\/span><span class=\"wpcf7-list-item\"><input type=\"checkbox\" name=\"cf7s-Information[]\" value=\"Datasheet\" \/><span class=\"wpcf7-list-item-label\">Datasheet<\/span><\/span><span class=\"wpcf7-list-item\"><input type=\"checkbox\" name=\"cf7s-Information[]\" value=\"User Manual\" \/><span class=\"wpcf7-list-item-label\">Ohjekirja<\/span><\/span><span class=\"wpcf7-list-item last\"><input type=\"checkbox\" name=\"cf7s-Information[]\" value=\"Trouble-shooting Assistance\" \/><span class=\"wpcf7-list-item-label\">Vianetsint\u00e4apu<\/span><\/span><\/span><\/span><\/li>\n\t\t<li><label for=''>Viestisi <em class=\"cf7s-reqd\">*<\/em> <\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"cf7s-comments\"><textarea cols=\"40\" rows=\"10\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Enter your message\" name=\"cf7s-comments\"><\/textarea><\/span><\/li>\n\t<\/ol>\n\t<p>\n\t\t* Edellytet\u00e4\u00e4n\n\t<\/p>\n<div class=\"wpcf7-turnstile cf-turnstile\" data-sitekey=\"0x4AAAAAACpmqe1GOuyDt5uN\" data-response-field-name=\"_wpcf7_turnstile_response\" data-appearance=\"interaction-only\" data-theme=\"light\"><\/div>\n\t<input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"L\u00e4het\u00e4\" \/>\n<\/fieldset><p style=\"display: none !important;\" class=\"akismet-fields-container\" data-prefix=\"_wpcf7_ak_\"><label>&#916;<textarea name=\"_wpcf7_ak_hp_textarea\" cols=\"45\" rows=\"8\" maxlength=\"100\"><\/textarea><\/label><input type=\"hidden\" id=\"ak_js_1\" name=\"_wpcf7_ak_js\" value=\"46\"\/><script>\ndocument.getElementById( \"ak_js_1\" ).setAttribute( \"value\", ( new Date() ).getTime() );\n<\/script>\n<\/p><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"fi\"\/><\/form>\n<\/div>\n<\/div>\n\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>\n\t\t<\/div>\n\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>What is current transducer? Generally speaking, &#8220;current transducer&#8221;, also sometimes called &#8220;current sensor&#8221;, is a device used to measure the electric current flowing through a circuit. It converts the current to be measured, also called primary current either AC current or DC, into signal that can be measured by the control board or instruments, which [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6272,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"full-width-container","site-content-style":"unboxed","site-sidebar-style":"unboxed","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":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"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":""},"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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[21],"tags":[],"class_list":["post-5097","page","type-page","status-publish","has-post-thumbnail","hentry","category-hangzhi-products"],"aioseo_notices":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.2 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What is current transducer? 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