{"id":983,"date":"2013-09-06T17:44:56","date_gmt":"2013-09-06T14:44:56","guid":{"rendered":"http:\/\/devrearsiv.com\/?p=983"},"modified":"2013-09-14T21:12:51","modified_gmt":"2013-09-14T18:12:51","slug":"ledli-sicaklik-gostergesi-devresi","status":"publish","type":"post","link":"https:\/\/devrearsivi.com\/ledli-sicaklik-gostergesi-devresi\/","title":{"rendered":"LED’li S\u0131cakl\u0131k G\u00f6stergesi Devresi"},"content":{"rendered":"
LED’li S\u0131cakl\u0131k G\u00f6stergesi Devresi<\/strong><\/em><\/p>\n Devre LM3914 entegresiyle ger\u00e7ekle\u015ftirilmi\u015ftir. LM3914,\u00a010 voltaj kar\u015f\u0131la\u015ft\u0131r\u0131c\u0131s\u0131na ve dahili voltaj b\u00f6l\u00fcc\u00fcs\u00fcne sahiptir.\u00a0Bu sayede 10 de\u011fi\u015fik s\u0131cakl\u0131k d\u00fczeyini g\u00f6rmemize olanak verir. Entegreye, \u00f6l\u00e7\u00fcm voltaj\u0131 NTC ve 10K’l\u0131k trimpotla olu\u015fturulmu\u015f voltaj b\u00f6l\u00fcc\u00fcs\u00fc ile sa\u011flan\u0131r. Led’leri 1 den ba\u015flayarak sar\u0131, sar\u0131, sar\u0131, ye\u015fil, ye\u015fil ,sar\u0131, k\u0131rm\u0131z\u0131,k\u0131rm\u0131z\u0131,k\u0131rm\u0131z, k\u0131rm\u0131z\u0131 renkte ledler olarak se\u00e7mek uygun olacakt\u0131r.\u00a0Termist\u00f6r (NTC) se\u00e7erken, oda s\u0131cak\u0131\u011f\u0131nda de\u011feri 47 ohm mertebelerinde ve vidalanablir t\u00fcrde olanlardan tercih edin.<\/strong><\/em><\/p>\n<\/div>\n Devreyi ger\u00e7ekle\u015ftirdikten sonra 12 voltla besleyip ayar yapman\u0131z gerekiyor. Su s\u0131cakl\u0131\u011f\u0131n\u0131 \u00f6l\u00e7en bir termometreniz varsa devre ayar\u0131 kolayca yap\u0131l\u0131r. Termist\u00f6r\u00fc k\u00fc\u00e7\u00fck bir aliminyum plakaya vidalay\u0131n. Bir kapta suyu 85 (C) dereceye kadar \u0131s\u0131t\u0131n. Aliminyum levhay\u0131 suyla olabildi\u011fince temas ettirin (termist\u00f6r\u00fcn bacaklar\u0131 suya de\u011fmemeli). Levhan\u0131n \u0131s\u0131nmas\u0131 i\u00e7in bir s\u00fcre bekleyin ve arada suyun s\u0131cakl\u0131\u011f\u0131\u0131 kontrol ederek 85 derecede kalmas\u0131n\u0131 sa\u011flay\u0131n. Bu durumda iken 10 K’l\u0131k trimpotu ayarlayarak ilk \u00fc\u00e7 sar\u0131 ve ard\u0131ndan gelen bir ye\u015fil LED’in yanmas\u0131n\u0131 sa\u011flay\u0131n(sonraki 6 LED s\u00f6n\u00fck olmal\u0131). Devreyi “7 – 10 Ledli voltaj g\u00f6stergesi” devremdekine benzer k\u00fc\u00e7\u00fck bir plastik kutuya ayn\u0131 d\u00fczende monte edebilirsiniz. Termist\u00f6r\u00fc motor blo\u011funa uygun bir yere ba\u011flaman\u0131z gerekecek ya da bir aliminyum plakaya ve plakay\u0131 da motor blo\u011funa ba\u011flamal\u0131s\u0131n\u0131z. NTC ile devre aras\u0131nda kulanaca\u011f\u0131n\u0131z kablo tercihen koaksiyel tipte olmal\u0131. termist\u00f6rle olan ba\u011fant\u0131s\u0131 iyi izole edilmelidir. Ayarlar\u0131 yaparken ayn\u0131 kabloyu kullan\u0131n.<\/strong><\/em><\/p>\n<\/div>\n <\/p>\n <\/a><\/p>\n<\/div>\n LED’li S\u0131cakl\u0131k G\u00f6stergesi Devresi Genellikle, motor panelleri, so\u011futma suyunun s\u0131cakl\u0131\u011f\u0131n\u0131 hakk\u0131nda bilgi veren bir g\u00f6sterge…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18,12],"tags":[151,298,100],"aioseo_notices":[],"featured_image_urls":{"full":"","thumbnail":"","medium":"","medium_large":"","large":"","1536x1536":"","2048x2048":"","covernews-slider-full":"","covernews-slider-center":"","covernews-featured":"","covernews-medium":"","covernews-medium-square":""},"author_info":{"display_name":"Ferhat \u00c7elik","author_link":"https:\/\/devrearsivi.com\/author\/94ferhat\/"},"category_info":"Basit Elektronik Devreler<\/a> Elektronik Devreler<\/a>","tag_info":"Elektronik Devreler","comment_count":"0","_links":{"self":[{"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/posts\/983"}],"collection":[{"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/comments?post=983"}],"version-history":[{"count":2,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/posts\/983\/revisions"}],"predecessor-version":[{"id":1046,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/posts\/983\/revisions\/1046"}],"wp:attachment":[{"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/media?parent=983"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/categories?post=983"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/tags?post=983"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Devre \u015eemas\u0131<\/h2>\n