{"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":"stromsensorer-och-stromgivare","status":"publish","type":"page","link":"https:\/\/www.hangzhiprecision.com\/sv\/current-sensors-and-current-transducers\/","title":{"rendered":"Str\u00f6mgivare och str\u00f6mgivare"},"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\">Vad \u00e4r en str\u00f6momvandlare? <\/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>Generellt sett \u00e4r &quot;str\u00f6mgivare&quot;, \u00e4ven ibland kallad &quot;str\u00f6msensor&quot;, en enhet som anv\u00e4nds f\u00f6r att m\u00e4ta den elektriska str\u00f6mmen som flyter genom en krets. Den omvandlar str\u00f6mmen som ska m\u00e4tas, \u00e4ven kallad prim\u00e4rstr\u00f6m antingen v\u00e4xelstr\u00f6m eller likstr\u00f6m, till signal som kan m\u00e4tas av styrkortet eller instrumenten, vilket ocks\u00e5 kallas sekund\u00e4rsignal och denna signal kan vara str\u00f6m, sp\u00e4nning eller till och med digital signal. Dessa str\u00f6mgivare spelar en avg\u00f6rande roll i olika industrier och applikationer, s\u00e5som kraftelektronik, kraftdistribution, f\u00f6rnybar energi, medicinsk utrustning, elektrisk kalibrering, elfordon och industriell automation etc.\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\/sv\/\">\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>Se v\u00e5rt utbud av str\u00f6mm\u00e4tningsomvandlare h\u00e4r:<\/p>\n<ul>\n<li><a title=\"AIT Str\u00f6mgivare &amp; sensor med h\u00f6g precision\" href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/hogprecisionsstromgivare\/\">AIT str\u00f6mgivare med h\u00f6g precision<\/a><\/li>\n<li><a title=\"DIT Digital str\u00f6mgivare\/sensor med h\u00f6g precision\" href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/digital-stromgivare\/\">DIT High Precision Digital Current Transducers<\/a><\/li>\n<li><a title=\"Industriell str\u00f6mgivare Upp till 0,02% Noggrannhet P\u00e5litlig\" href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/industriell-grade-stromsensor\/\">IIT industriella str\u00f6mgivare<\/a><\/li>\n<li><a title=\"RIT jordfelsbrytare, tillf\u00f6rlitlig l\u00e4ckstr\u00f6mssensor\" href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/reststromsgivare\/\">RIT L\u00e4ckstr\u00f6msgivare<\/a><\/li>\n<li><a title=\"HIT Hall-substituerande str\u00f6mgivare | L\u00e4ckagesensor\" href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/hall-ersattande-stromgivare\/\">HIT Hall Effect Substituting Current Transducers<\/a><\/li>\n<li><a title=\"Sensorer f\u00f6r h\u00f6g str\u00f6mstyrka - m\u00e4ter str\u00f6m upp till \u00b110000A\" href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/hogstromsgivare\/\">H\u00f6gstr\u00f6msgivare<\/a><\/li>\n<li><a title=\"H\u00f6gprecisionsstr\u00f6mgivare med delad k\u00e4rna | AC\/DC-sensorer\" href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/hog-precision-delad-karna-stromsensor\/\">CIT Precision Split Core Str\u00f6mgivare<\/a><\/li>\n<li><a title=\"CAFR PCB str\u00f6msensorer - DC\/AC-m\u00e4tning med h\u00f6g precision\" href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/pcb-stromsensor-hog-precision\/\">CAFR Precision PCB Str\u00f6msensorer<\/a><\/li>\n<li><a title=\"BMS Str\u00f6mgivare f\u00f6r fordonsindustrin -EV batteristr\u00f6mgivare\" href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/fordons-stromsensor\/\">BMS Automotive Str\u00f6msensorer<\/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\">Vad g\u00f6r en str\u00f6mgivare (CT)?<\/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>En str\u00f6mgivare \u00e4r en elektrisk enhet som m\u00e4ter eller omvandlar en elektrisk str\u00f6m f\u00f6r \u00f6vervaknings- eller kontroll\u00e4ndam\u00e5l. En str\u00f6mgivare g\u00f6r f\u00f6ljande:<\/p><p>Str\u00f6mm\u00e4tning: En str\u00f6mgivares huvudsakliga uppgift \u00e4r att korrekt m\u00e4ta storleken p\u00e5 en elektrisk str\u00f6m som flyter genom en ledare. Denna str\u00f6m kan vara antingen v\u00e4xelstr\u00f6m (AC) eller likstr\u00f6m (DC).<\/p><p>Isolering: Elektrisk isolering tillhandah\u00e5lls ofta av str\u00f6mgivare mellan ing\u00e5ngsstr\u00f6mmen och utsignalen. Denna isolering \u00e4r avg\u00f6rande f\u00f6r s\u00e4kerheten och f\u00f6r att f\u00f6rhindra st\u00f6rningar mellan olika komponenter i ett elektriskt system.<\/p><p>Signalomvandling: Str\u00f6mgivare omvandlar ofta uppm\u00e4tt str\u00f6m till en proportionell utsignal, som vanligtvis \u00e4r i form av sp\u00e4nning eller str\u00f6m. Denna omvandling underl\u00e4ttar kommunikation med andra elektroniska enheter som mikrokontroller, PLC:er (Programmable Logic Controllers) och datainsamlingssystem.<\/p><p>F\u00f6rst\u00e4rkning: Vissa str\u00f6mgivare kan f\u00f6rst\u00e4rka str\u00f6msignalen f\u00f6r att generera en mer kraftfull och enklare m\u00e4tning. I vissa applikationer kan denna f\u00f6rst\u00e4rkning bidra till att f\u00f6rb\u00e4ttra precisionen i str\u00f6mm\u00e4tningen. F\u00f6r<a href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/reststromsgivare\/\"> RIT l\u00e4ckstr\u00f6mssensor<\/a> kan omvandla str\u00f6mmen med mini ampere till 1 eller 2V sp\u00e4nning som \u00e4r m\u00e4tbar av PLC eller mikrokontroller.\u00a0<\/p><p>Str\u00f6mgivare kan ha en m\u00e4ngd olika utg\u00e5ngstyper, s\u00e5som sp\u00e4nningsutg\u00e5ng (till exempel utg\u00e5ng 0-10V str\u00f6mgivare), str\u00f6mutg\u00e5ng, frekvensutg\u00e5ng eller digitala kommunikationsprotokoll (till exempel 4-20 mA str\u00f6mgivare eller Modbus). Utg\u00e5ngstypen som anv\u00e4nds best\u00e4ms av de unika applikationsbehoven.<\/p><p>Noggrannhet och k\u00e4nslighet: Str\u00f6mgivare \u00e4r byggda f\u00f6r att leverera exakta m\u00e4tningar inom ett givet omr\u00e5de. F\u00f6r att matcha det avsedda str\u00f6mintervallet inkluderar de ofta justerbar k\u00e4nslighet eller f\u00f6rst\u00e4rkningsinst\u00e4llningar.<\/p><p>Hangzhi-str\u00f6mgivare inkluderar skyddsmekanismer f\u00f6r att f\u00f6rsvara sig mot \u00f6verstr\u00f6msf\u00f6rh\u00e5llanden och andra elektriska problem.<\/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\">Vad \u00e4r DC-str\u00f6mgivare eller 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>En likstr\u00f6msomvandlare, alternativt kallad likstr\u00f6mssensor, likstr\u00f6msomvandlare eller DCCT, \u00e4r en elektrisk apparat speciellt konstruerad f\u00f6r att m\u00e4ta och omvandla elektriska likstr\u00f6mssignaler (DC) till utg\u00e5ngar som \u00e4r proportionella mot dem. Dessa utg\u00e5ngar manifesteras vanligtvis som sp\u00e4nning, str\u00f6m eller digital data.\u00a0<\/p><p>Huvudsyftet med en likstr\u00f6msomvandlare (DC) \u00e4r att ge en exakt och isolerad bild av likstr\u00f6mmen under m\u00e4tning. Uppn\u00e5endet av detta resultat underl\u00e4ttas av integrationen av olika avk\u00e4nningsenheter som fluxgate eller Hall-sensor, signalkonditioneringskretsar och utg\u00e5ngsgr\u00e4nssnitt. Avk\u00e4nningselementets prim\u00e4ra funktion \u00e4r att detektera likstr\u00f6m (DC) och omvandla den till en kvantifierbar signal. Denna signal bearbetas och justeras d\u00e4refter av signalkonditioneringskretsen. Den erh\u00e5llna utg\u00e5ngen \u00e4r en trogen representation av ing\u00e5ngsstr\u00f6mmen, men den \u00e4r formaterad p\u00e5 ett s\u00e4tt som \u00e4r kompatibelt med andra enheter eller system f\u00f6r s\u00f6ml\u00f6s integration.<\/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\">Vad \u00e4r v\u00e4xelstr\u00f6msgivare?<\/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>En v\u00e4xelstr\u00f6msgivare, \u00e4ven k\u00e4nd som en v\u00e4xelstr\u00f6mssensor eller v\u00e4xelstr\u00f6msomvandlare, \u00e4r en anordning f\u00f6r att generera en utsignal som exakt representerar storleken och egenskaperna hos den v\u00e4xelstr\u00f6m som passerar genom en ledare, s\u00e5som frekvens och fasvinkel. Den resulterande utsignalen manifesteras vanligtvis som antingen en sp\u00e4nningssignal, en str\u00f6msignal eller en digital signal, beroende p\u00e5 givarens speciella konfiguration och krav.<\/p><p>Den anv\u00e4nder flera strategier f\u00f6r att \u00e5stadkomma denna konvertering, fluxgate, elektromagnetiska och optiska metoder. Avk\u00e4nningsmekanismen \u00e4r ansvarig f\u00f6r att detektera det magnetiska eller elektromagnetiska f\u00e4ltet som alstras av v\u00e4xelstr\u00f6mmen (AC). D\u00e4refter omvandlas denna detekterade information till en proportionell utsignal med hj\u00e4lp av intern elektronik. AC-str\u00f6mgivare spelar en avg\u00f6rande roll i ett brett spektrum av till\u00e4mpningar som kr\u00e4ver exakt m\u00e4tning och omvandling av v\u00e4xelstr\u00f6mmar.\u00a0<\/p><p>AC-str\u00f6mgivare \u00e4r av st\u00f6rsta vikt inom olika omr\u00e5den, inklusive kraftdistribution, energihantering, motorstyrning och industriell automation, n\u00e4r det g\u00e4ller att s\u00e4kerst\u00e4lla effektivitet, s\u00e4kerhet och optimal drift av olika elektriska system genom att underl\u00e4tta exakt \u00f6vervakning av AC-str\u00f6mmar.<\/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\">Hur fungerar en str\u00f6mgivare? och Str\u00f6mgivarens princip<\/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>Samtida givare fungerar genom att omvandla den prim\u00e4ra elektriska str\u00f6mmen som passerar genom en ledare till en kvantifierbar sekund\u00e4r utg\u00e5ng. Funktionsprincipen f\u00f6r str\u00f6mgivare kan skilja sig beroende p\u00e5 vilken typ av givare som anv\u00e4nds. F\u00f6ljande belyser de grundl\u00e4ggande funktionsprinciperna f\u00f6r flera vanliga typer av str\u00f6mgivare:<\/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 str\u00f6mgivare<\/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-omvandlare anv\u00e4nder en k\u00e4rna som best\u00e5r av ett material som uppvisar hysteresegenskaper. Det magnetiska tillst\u00e5ndet hos k\u00e4rnan genomg\u00e5r f\u00f6r\u00e4ndring som svar p\u00e5 instr\u00f6mmen. Den magnetiska fluktuationen k\u00e4nns igen och kvantifieras, vilket resulterar i en utsignal som \u00e4r direkt proportionell mot instr\u00f6mmen.<\/p><p>L\u00e4r dig mer om den detaljerade arbetsprincipen f\u00f6r <a href=\"https:\/\/www.hangzhiprecision.com\/sv\/kunskapscentrum\/fluxgate-stromsensor\/\">fluxgate str\u00f6msensorer<\/a>, och den<a href=\"https:\/\/www.hangzhiprecision.com\/wp-content\/uploads\/2023\/08\/Hangzhi-fluxgate-current-transducer-and-current-tester-catalog-202306.pdf\"> Hangzhi fluxgate str\u00f6msensor och testarkatalog<\/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 H\u00d6G PRECISION STR\u00d6MSV\u00c4NDARE\" 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\/sv\/products\/hogprecisionsstromgivare\/\">Hangzhi AIT fluxgate str\u00f6mgivare med h\u00f6g precision<\/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\">Halleffektstr\u00f6mgivare<\/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>Dessa omvandlare anv\u00e4nder Hall-effektfenomenet, som h\u00e4nvisar till produktionen av en sp\u00e4nningsskillnad \u00f6ver en ledare som svar p\u00e5 appliceringen av ett magnetf\u00e4lt som \u00e4r vinkelr\u00e4tt mot str\u00f6mriktningen. Hall-sensorn, n\u00e4r den \u00e4r placerad n\u00e4ra ledaren, kan detektera sp\u00e4nningsavvikelsen, som \u00e4r direkt proportionell mot str\u00f6mmen. Givaren tj\u00e4nar till att f\u00f6rst\u00e4rka och konditionera sp\u00e4nningssignalen, s\u00e5 att den genererar en utsignal som exakt representerar ing\u00e5ngsstr\u00f6mmen.<\/p><p>L\u00e4ra sig mer om <a href=\"https:\/\/www.hangzhiprecision.com\/sv\/kunskapscentrum\/hall-effection-sensor\/\">Halleffektstr\u00f6mgivare<\/a>\u00a0och skillnaderna mellan <a href=\"https:\/\/www.hangzhiprecision.com\/sv\/kunskapscentrum\/vad-ar-skillnaderna-mellan-fluxgate-och-hall-effekt-stromgivare\/\">fluxgate-str\u00f6mgivare och halleffektstr\u00f6mgivare<\/a>.\u00a0<\/p><p>\u00c4ven om halleffektstr\u00f6mgivare \u00e4r de mest popul\u00e4ra f\u00f6r str\u00f6mavk\u00e4nning i branschen, ers\u00e4tter en typ av l\u00e5gkostnadsfluxgatestr\u00f6msensor en del av halleffektstr\u00f6msensorn f\u00f6r b\u00e4ttre noggrannhet och linj\u00e4ritet men med liknande kostnad. L\u00e4ra sig mer om <a href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/hall-ersattande-stromgivare\/\">Hangzhi HIT halleffekt som ers\u00e4tter str\u00f6mgivare<\/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-serien Hall-effekt str\u00f6msensor\" 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 Coil Transducers<\/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-spolgivare best\u00e5r av en lindad, flexibel ledare som \u00e4r slinga runt m\u00e5lledaren. N\u00e4r en elektrisk str\u00f6m passerar genom en ledare genererar den en elektromotorisk kraft \u00f6ver spolen som \u00e4r direkt proportionell mot hastigheten med vilken str\u00f6mmen \u00e4ndras. Den inducerade sp\u00e4nningen \u00e4r integrerad med h\u00e4nsyn till tiden f\u00f6r att fastst\u00e4lla det exakta v\u00e4rdet p\u00e5 str\u00f6mmen.<\/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\">Str\u00f6mtransformatorer (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>Str\u00f6mtransformatorer (CT) best\u00e5r av en prim\u00e4rlindning som \u00e4r kopplad i serie med ledaren som b\u00e4r str\u00f6mmen, samt en sekund\u00e4rlindning. Magnetf\u00e4ltet i k\u00e4rnan genereras i f\u00f6rsta hand av prim\u00e4rlindningen, vilket leder till efterf\u00f6ljande induktion av en str\u00f6m i sekund\u00e4rlindningen. F\u00f6rh\u00e5llandet mellan sekund\u00e4rstr\u00f6mmen och prim\u00e4rstr\u00f6mmen \u00e4r proportionellt, varvid den f\u00f6rra ofta reduceras i storlek till en niv\u00e5 som bekv\u00e4mt kan m\u00e4tas.<\/p><p>L\u00e4ra sig mer om<a href=\"https:\/\/www.hangzhiprecision.com\/sv\/kunskapscentrum\/strom-omvandlare-vs-strom-transformator\/\"> str\u00f6mgivare vs str\u00f6mtransformatorer<\/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\">Hur man v\u00e4ljer str\u00f6mgivare och enheter<\/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>Processen att v\u00e4lja den l\u00e4mpliga str\u00f6mgivaren kr\u00e4ver noggrann utv\u00e4rdering av olika avg\u00f6rande variabler f\u00f6r att s\u00e4kerst\u00e4lla att givaren p\u00e5 ett adekvat s\u00e4tt uppfyller de unika kraven f\u00f6r den givna applikationen. Nedan presenteras ett omfattande sekventiellt ramverk som syftar till att underl\u00e4tta beslutsprocessen, s\u00e5 att individer kan komma fram till ett optimalt val.<\/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\">Typ av str\u00f6m<\/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>Best\u00e4m om du beh\u00f6ver m\u00e4ta v\u00e4xelstr\u00f6m eller likstr\u00f6m. Detta kommer att begr\u00e4nsa dina alternativ till v\u00e4xelstr\u00f6msgivare eller likstr\u00f6msgivare.\u00a0<\/p><p>Numera kan fluxgate-str\u00f6mgivare eller halleffektstr\u00f6mgivare m\u00e4ta b\u00e5de likstr\u00f6m och v\u00e4xelstr\u00f6m. Str\u00f6mtransformatorn kan dock bara m\u00e4ta v\u00e4xelstr\u00f6m, men kan inte m\u00e4ta likstr\u00f6m.\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\">Nuvarande r\u00e4ckvidd<\/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>Definiera de l\u00e4gsta och maximala str\u00f6mniv\u00e5erna du f\u00f6rv\u00e4ntar dig att m\u00e4ta. Vi beh\u00f6ver normalt l\u00e4mna cirka 10% till 20% teknisk buffert av den faktiska prim\u00e4rstr\u00f6mmen f\u00f6r m\u00e4tningen och nominellt omr\u00e5de f\u00f6r str\u00f6mgivaren eller str\u00f6mtestaren. Normalt \u00e4r str\u00f6mgivarna m\u00e4rkta med DC-str\u00f6momr\u00e5de, s\u00e5 n\u00e4r m\u00e4tningen \u00e4r AC b\u00f6r det nominella omr\u00e5det ber\u00e4knas med 0,707. Till exempel kan en str\u00f6mgivare med DC1000A maximalt omr\u00e5de endast m\u00e4ta 707A AC.<\/p><p>Numera kan str\u00f6mgivarna m\u00e4ta upp till mer \u00e4n 10 000A, och ner till 10mA med jordfelsgivare. \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\">Noggrannhetskrav<\/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>Identifiera den niv\u00e5 av noggrannhet som kr\u00e4vs f\u00f6r dina m\u00e4tningar. Olika givare erbjuder olika grader av noggrannhet. Se till att den valda givarens noggrannhetsspecifikationer matchar dina behov.<\/p><p>Detta \u00e4r en annan viktig parameter som du m\u00e5ste \u00f6verv\u00e4ga, eftersom den aktuella m\u00e4tnoggrannheten \u00e4r kritisk f\u00f6r signalen som ska skickas tillbaka till styrenheten, speciellt f\u00f6r utrustning med h\u00f6g precision, som MRI och h\u00f6gprecisionsstr\u00f6mf\u00f6rs\u00f6rjning eller testutrustning.<\/p><p>Men tack vare flerpunkts close loop nollflux gate-teknologin kan vi f\u00e5 ner str\u00f6mm\u00e4tningsanordningen med h\u00f6g precision till en acceptabel niv\u00e5.<\/p><p><a href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/hogprecisionsstromgivare\/\">AIT Str\u00f6msensor med h\u00f6g precision<\/a> kan m\u00e4ta str\u00f6mmen upp till DC12000A med 10ppm noggrannhet;<\/p><p><a href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/industriell-grade-stromsensor\/\">Industriell str\u00f6mgivare<\/a> kan m\u00e4ta str\u00f6mmen upp till DC6000A ocks\u00e5 med 0,02% noggrannhet;<\/p><p>De <a href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/hall-ersattande-stromgivare\/\">HIT nollfl\u00f6de gate hall effekt byte av str\u00f6mgivare<\/a> kan uppn\u00e5 extremt l\u00e5g kostnad med 0,05% noggrannhet. Detta \u00e4r en bra ers\u00e4ttning med liknande kostnad f\u00f6r traditionella halleffektstr\u00f6mgivare, som normalt har 0,5% till 2% noggrannhet. \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\">Utsignal<\/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>Utg\u00e5ngstypen \u00e4r en annan att ta h\u00e4nsyn till n\u00e4r man v\u00e4ljer str\u00f6mgivare, eftersom det normalt \u00e4r sv\u00e5rare att byta nedstr\u00f6msutrustning, fr\u00e4mst de analoga ing\u00e5ngskorten eller styrenheten. S\u00e5 det blir l\u00e4ttare att v\u00e4lja r\u00e4tt signalutg\u00e5ngstyp f\u00f6r att passa dina kontroller eller AI-kort.<\/p>\n<p>F\u00f6r att m\u00f6ta de flesta typer av applikationskrav tillhandah\u00e5ller de flesta nuvarande givare f\u00f6r givare f\u00f6ljande utsignaltyper tillg\u00e4ngliga:<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Analog signal;<\/strong><\/span><\/p>\n<p><em>Aktuell signal:<\/em><\/p>\n<p>Standard 4-20mA signal, f\u00f6r PLC AI-moduler;<\/p>\n<p>Icke-standard str\u00f6msignal, f\u00f6r effektanalysatorer eller multimeter etc.<\/p>\n<p><em>Sp\u00e4nningssignal:<\/em><\/p>\n<p>\u00b110V eller 0-10V utg\u00e5ngsstr\u00f6mgivare, till exempel AIT1000-10V;&nbsp;<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Digital signal:<\/strong><\/span><\/p>\n<p>Vissa digitala str\u00f6msensorer kan ocks\u00e5 mata ut det uppm\u00e4tta v\u00e4rdet via RS232\/485, p\u00e5 s\u00e5 s\u00e4tt kan den uppm\u00e4tta str\u00f6mmen \u00f6verf\u00f6ras tillbaka till styrenheten eller bryta \u00e4nnu enklare.<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Realtidsvisning:<\/strong><\/span><\/p>\n<p>De flesta aktuella testare, s\u00e4rskilt <a href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/hiu-ac-dc-hog-precision-stromtestare-amperemeter\/\">b\u00e4rbara DC-str\u00f6mtestare<\/a>, ge inte m\u00e4tning med h\u00f6g noggrannhet. Tack vare Zero Flux gate-teknologin finns en str\u00f6mtestare med h\u00f6g precision och en elektrisk standardtestare som kan m\u00e4ta upp till DC1500A med 0,02% noggrannhet med realtidsvisning. Dessa testare anv\u00e4nds ofta i elektriska kalibreringslaboratorier och industriella applikationer, speciellt m\u00e5nga EV-batteritillverkare anv\u00e4nder h\u00f6gprecisionsstr\u00f6mtestare f\u00f6r kalibrering av testutrustningen f\u00f6r batteriurladdning.<\/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\">Isoleringskrav<\/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>Bed\u00f6m behovet av att implementera galvanisk isolering mellan prim\u00e4r- och sekund\u00e4rsidan i din specifika applikation. Att s\u00e4kerst\u00e4lla s\u00e4kerhet och mildra f\u00f6rekomsten av jordslingor har stor betydelse i detta sammanhang.<\/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\">Frekvensintervall eller bandbredd<\/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>N\u00e4r du arbetar med v\u00e4xelstr\u00f6m (AC) eller pulsad str\u00f6m \u00e4r det viktigt att ta h\u00e4nsyn till det frekvensomr\u00e5de som \u00e4r till\u00e4mpligt f\u00f6r din specifika applikation. Vissa givare kan ha begr\u00e4nsad bandbredd, s\u00e5 det \u00e4r tillr\u00e5dligt att v\u00e4lja en givare som effektivt kan tillgodose det \u00f6nskade frekvensomr\u00e5det.<\/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\">Milj\u00f6f\u00f6rh\u00e5llanden<\/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>Milj\u00f6f\u00f6rh\u00e5llanden omfattar olika aspekter, inklusive men inte begr\u00e4nsat till temperatur, luftfuktighet och n\u00e4rvaron av damm eller fr\u00e4tande f\u00f6reningar. V\u00e4lj en givare som har f\u00f6rm\u00e5gan att uth\u00e4rda de milj\u00f6f\u00f6rh\u00e5llanden som \u00e4r relevanta f\u00f6r din specifika till\u00e4mpning.<\/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\">Installationsmetod &amp; fysisk storlek<\/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>Installationsmetod: Det f\u00f6rsta steget i installationsprocessen inneb\u00e4r att best\u00e4mma l\u00e4mplig design f\u00f6r applikationen, s\u00e5som en <a href=\"https:\/\/www.hangzhiprecision.com\/sv\/products\/hog-precision-delad-karna-stromsensor\/\">delad k\u00e4rna<\/a> eller sluten slinga eller \u00e4r den f\u00f6r panelmonterad, PCB-monterad etc. Dessutom \u00e4r det n\u00f6dv\u00e4ndigt att \u00f6verv\u00e4ga om en givare som kl\u00e4mmer runt ledaren kr\u00e4vs. V\u00e4lj en metod som \u00e4r pragmatisk f\u00f6r genomf\u00f6randet.<\/p><p>Dimensionerna \u00e4r ocks\u00e5 kritiska att \u00f6verv\u00e4ga, och kunden kan normalt f\u00e5 STP-fil f\u00f6r att integrera den aktuella givarmodellen i sin \u00f6vergripande utrustningsdesignmodell f\u00f6r att ta reda p\u00e5 om det finns tillr\u00e4ckligt med utrymme eller om \u00f6ppningen \u00e4r tillr\u00e4ckligt stor f\u00f6r att ledaren ska kunna passera.\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\">Budget\u00f6verv\u00e4ganden<\/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>V\u00e4nligen kontrollera den tilldelade budgeten f\u00f6r f\u00f6rv\u00e4rvet av givaren. F\u00f6r att kunna identifiera den mest optimala l\u00f6sningen v\u00e4rdem\u00e4ssigt \u00e4r det absolut n\u00f6dv\u00e4ndigt att noggrant bed\u00f6ma och v\u00e4ga dina krav mot de relaterade kostnaderna. P\u00e5 den nuvarande givaremarknaden finns det sensorer med h\u00f6ga eller l\u00e5ga priser, och vi kommer alltid att g\u00f6ra klokt i att spendera v\u00e5ra pengar.\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\">Tillverkarens rykte och support<\/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>Val av givare baserat p\u00e5 tillverkarens rykte: Det \u00e4r tillr\u00e5dligt att v\u00e4lja givare tillverkade av v\u00e4letablerade f\u00f6retag med en dokumenterad meritlista f\u00f6r att leverera p\u00e5litliga och \u00f6verl\u00e4gsna kvalitetsprodukter. G\u00f6r en grundlig s\u00f6kning efter anv\u00e4ndarrecensioner och branschrekommendationer.\u00a0<\/p><p>I fall av os\u00e4kerhet om den optimala givaren f\u00f6r en specifik applikation, \u00e4r det l\u00e4mpligt att s\u00f6ka r\u00e5d fr\u00e5n tekniska experter eller tillverkarnas supportteam.<\/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\">Ta kontakt med v\u00e5ra experter<\/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\tKontakta oss direkt via e-post <a href=\"mailto:info@hangzhiprecision.com\"><strong>info@hangzhiprecision.com<\/strong><\/a> eller fyll i formul\u00e4ret nedan. Vi kommer att svara s\u00e5 snart som m\u00f6jligt.\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=\"\/sv\/wp-json\/wp\/v2\/pages\/5097#wpcf7-f7572-o1\" method=\"post\" class=\"wpcf7-form init cf7skins cf7t-event cf7s-default\" aria-label=\"Kontaktformul\u00e4r\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/sv\/wp-json\/wp\/v2\/pages\/5097#wpcf7-f7572-o1\">\n<fieldset class=\"hidden-fields-container\"><input 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last\"><input type=\"checkbox\" name=\"cf7s-products[]\" value=\"Other\" \/><span class=\"wpcf7-list-item-label\">\u00d6vriga<\/span><\/span><\/span><\/span><\/li>\n\t\t<li><label for=''>Beg\u00e4ran om information: <\/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\">Pris<\/span><\/span><span class=\"wpcf7-list-item\"><input type=\"checkbox\" name=\"cf7s-Information[]\" value=\"Datasheet\" \/><span class=\"wpcf7-list-item-label\">Datablad<\/span><\/span><span class=\"wpcf7-list-item\"><input type=\"checkbox\" name=\"cf7s-Information[]\" value=\"User Manual\" \/><span class=\"wpcf7-list-item-label\">Anv\u00e4ndarmanual<\/span><\/span><span class=\"wpcf7-list-item last\"><input type=\"checkbox\" name=\"cf7s-Information[]\" value=\"Trouble-shooting Assistance\" \/><span class=\"wpcf7-list-item-label\">Fels\u00f6kningshj\u00e4lp<\/span><\/span><\/span><\/span><\/li>\n\t\t<li><label for=''>Ditt meddelande <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*Obligatoriskt\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=\"Skicka in\" \/>\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=\"173\"\/><script>document.getElementById( \"ak_js_1\" ).setAttribute( \"value\", ( new Date() ).getTime() );<\/script><\/p><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"sv\"\/><\/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 v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What is current transducer? 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