{"id":21141,"date":"2024-08-04T10:10:53","date_gmt":"2024-08-04T02:10:53","guid":{"rendered":"https:\/\/chimaytech.net\/?p=21141"},"modified":"2024-08-04T16:22:11","modified_gmt":"2024-08-04T08:22:11","slug":"what-is-conductivity-meter-principle","status":"publish","type":"post","link":"https:\/\/chimaytech.net\/vi\/what-is-conductivity-meter-principle\/","title":{"rendered":"nguy\u00ean l\u00fd c\u1ee7a m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n"},"content":{"rendered":"<h1 id=\"understanding-the-principle-of-conductivity-meters-wpaicgheading\">T\u00ecm hi\u1ec3u nguy\u00ean l\u00fd c\u1ee7a m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n<\/h1>\n<p>\nM\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau \u0111\u1ec3 \u0111o kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n c\u1ee7a m\u1ed9t gi\u1ea3i ph\u00e1p. Ph\u00e9p \u0111o n\u00e0y r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 ion trong dung d\u1ecbch, c\u00f3 th\u1ec3 cung c\u1ea5p th\u00f4ng tin c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 tinh khi\u1ebft c\u1ee7a dung d\u1ecbch. Hi\u1ec3u nguy\u00ean t\u1eafc \u0111\u1eb1ng sau m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 s\u1eed d\u1ee5ng v\u00e0 di\u1ec5n gi\u1ea3i k\u1ebft qu\u1ea3 \u0111\u00fang c\u00e1ch.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/chimaytech.net\/wp-content\/uploads\/2023\/11\/FCT-8350-1.png\" alt=\"alt-911\" class=\"wp-image-911\" id=\"i911\" \/><\/p>\n<p>\nNguy\u00ean l\u00fd c\u1ee7a m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n d\u1ef1a tr\u00ean th\u1ef1c t\u1ebf l\u00e0 c\u00e1c ion trong dung d\u1ecbch c\u00f3 th\u1ec3 mang d\u00f2ng \u0111i\u1ec7n. Khi \u0111\u1eb7t m\u1ed9t \u0111i\u1ec7n tr\u01b0\u1eddng v\u00e0o dung d\u1ecbch, c\u00e1c ion s\u1ebd di chuy\u1ec3n v\u1ec1 ph\u00eda c\u00e1c \u0111i\u1ec7n c\u1ef1c, t\u1ea1o ra d\u00f2ng \u0111i\u1ec7n. \u0110\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi n\u1ed3ng \u0111\u1ed9 ion c\u00f3 trong dung d\u1ecbch. Do \u0111\u00f3, b\u1eb1ng c\u00e1ch \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch, ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 c\u00e1c ion trong dung d\u1ecbch.<\/p>\n<p>M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n th\u01b0\u1eddng bao g\u1ed3m hai \u0111i\u1ec7n c\u1ef1c \u0111\u01b0\u1ee3c ng\u00e2m trong dung d\u1ecbch \u0111ang \u0111\u01b0\u1ee3c ki\u1ec3m tra. M\u1ed9t d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0o c\u00e1c \u0111i\u1ec7n c\u1ef1c v\u00e0 \u0111o \u0111\u1ed9 s\u1ee5t \u00e1p tr\u00ean c\u00e1c \u0111i\u1ec7n c\u1ef1c. Sau \u0111\u00f3, \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n d\u1ef1a tr\u00ean \u0111\u1ed9 s\u1ee5t \u0111i\u1ec7n \u00e1p \u0111o \u0111\u01b0\u1ee3c v\u00e0 h\u00ecnh d\u1ea1ng \u0111\u00e3 bi\u1ebft c\u1ee7a c\u00e1c \u0111i\u1ec7n c\u1ef1c.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>M\u00f4 h\u00ecnh<\/td>\n<td>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n tr\u1ef1c tuy\u1ebfn EC-1800<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Ph\u1ea1m vi<\/td>\n<td>0-2000\/4000uS\/cm 0-20\/200mS\/cm<\/td>\n<\/tr>\n<tr>\n<td>0-1000\/2000PPM<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>1,5% , 2% , 3% (FS)<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9. Comp.<\/td>\n<td>B\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng d\u1ef1a tr\u00ean 25\\\u2103<\/td>\n<\/tr>\n<tr>\n<td>Ho\u1ea1t \u0111\u1ed9ng. Nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>B\u00ecnh th\u01b0\u1eddng 0\\\uff5e50\\\u2103; Nhi\u1ec7t \u0111\u1ed9 cao 0\\\uff5e120\\\u2103<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea3m bi\u1ebfn<\/td>\n<td>C=0,1\/1,0\/10,0cm<sup>-1<\/sup><\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec3n th\u1ecb<\/td>\n<td>M\u00e0n h\u00ecnh LCD 128*64<\/td>\n<\/tr>\n<tr>\n<td>Giao ti\u1ebfp<\/td>\n<td>\u0110\u1ea7u ra 4-20mA\/2-10V\/1-5V\/RS485<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra<\/td>\n<td>\u0110i\u1ec1u khi\u1ec3n r\u01a1le k\u00e9p gi\u1edbi h\u1ea1n Cao\/Th\u1ea5p<\/td>\n<\/tr>\n<tr>\n<td>S\u1ee9c m\u1ea1nh<\/td>\n<td>AC 220V\\\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c AC 110V\\\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c DC24V\/0,5A<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng:0\\\uff5e50\\\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i\\\u226485 ph\u1ea7n tr\u0103m <\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td>96\\\u00d796\\\u00d7100mm(H\\\u00d7W\\\u00d7L)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td>92\\\u00d792mm(H\\\u00d7W)<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ebf \u0110\u1ed9 C\u00e0i \u0110\u1eb7t<\/td>\n<td>\u0110\u00e3 nh\u00fang<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nM\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch l\u00e0 nhi\u1ec7t \u0111\u1ed9. Khi nhi\u1ec7t \u0111\u1ed9 c\u1ee7a dung d\u1ecbch t\u0103ng l\u00ean, \u0111\u1ed9 linh \u0111\u1ed9ng c\u1ee7a c\u00e1c ion c\u0169ng t\u0103ng l\u00ean, d\u1eabn \u0111\u1ebfn \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n cao h\u01a1n. Do \u0111\u00f3, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i t\u00ednh \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 c\u1ee7a dung d\u1ecbch khi \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c.<\/p>\n<p>M\u1ed9t y\u1ebfu t\u1ed1 kh\u00e1c c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch l\u00e0 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a t\u1ea1p ch\u1ea5t ho\u1eb7c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m. Nh\u1eefng t\u1ea1p ch\u1ea5t n\u00e0y c\u00f3 th\u1ec3 c\u1ea3n tr\u1edf s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u00e1c ion trong dung d\u1ecbch, d\u1eabn \u0111\u1ebfn ph\u00e9p \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n kh\u00f4ng ch\u00ednh x\u00e1c. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i chu\u1ea9n b\u1ecb \u0111\u00fang c\u00e1ch dung d\u1ecbch \u0111ang \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng dung d\u1ecbch \u0111\u00f3 kh\u00f4ng ch\u1ee9a b\u1ea5t k\u1ef3 t\u1ea1p ch\u1ea5t n\u00e0o c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ph\u00e9p \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n.<\/p>\n<p>M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m x\u1eed l\u00fd n\u01b0\u1edbc, d\u01b0\u1ee3c ph\u1ea9m v\u00e0 s\u1ea3n xu\u1ea5t th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng. Trong ng\u00e0nh x\u1eed l\u00fd n\u01b0\u1edbc, m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n quy \u0111\u1ecbnh. Trong ng\u00e0nh d\u01b0\u1ee3c ph\u1ea9m, m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 theo d\u00f5i \u0111\u1ed9 tinh khi\u1ebft c\u1ee7a c\u00f4ng th\u1ee9c thu\u1ed1c. Trong ng\u00e0nh th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng, m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ed3 u\u1ed1ng v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u00fang \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"4-20ma Hydraulic Pressure Transmitters For Liquid Gas And Steam chimaytech.com\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/9uMa6GV5GzY?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>T\u00f3m l\u1ea1i, m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n l\u00e0 c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ec3 \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch v\u00e0 x\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 ion c\u00f3 trong dung d\u1ecbch. B\u1eb1ng c\u00e1ch hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd \u0111\u1eb1ng sau m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n v\u00e0 t\u00ednh \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 nhi\u1ec7t \u0111\u1ed9 v\u00e0 t\u1ea1p ch\u1ea5t, ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c ph\u00e9p \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady. M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, gi\u00fap \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 tinh khi\u1ebft c\u1ee7a s\u1ea3n ph\u1ea9m v\u00e0 quy tr\u00ecnh.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u nguy\u00ean l\u00fd c\u1ee7a m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau \u0111\u1ec3 \u0111o kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n c\u1ee7a m\u1ed9t gi\u1ea3i ph\u00e1p. Ph\u00e9p \u0111o n\u00e0y r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 ion trong dung d\u1ecbch, c\u00f3 th\u1ec3&#8230;<\/p>\n","protected":false},"author":1,"featured_media":19980,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"default","_kad_post_title":"default","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"categories":[202],"tags":[87075,87076,203228,87617],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"vi","enabled_languages":["en","es","de","fr","ru","pt","ar","ja","ko","it","id","hi","th","vi","tr"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"es":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"ar":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"ko":{"title":true,"content":true,"excerpt":false},"it":{"title":true,"content":true,"excerpt":false},"id":{"title":true,"content":true,"excerpt":false},"hi":{"title":true,"content":true,"excerpt":false},"th":{"title":true,"content":true,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false},"tr":{"title":true,"content":true,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts\/21141"}],"collection":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/comments?post=21141"}],"version-history":[{"count":16,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts\/21141\/revisions"}],"predecessor-version":[{"id":21346,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts\/21141\/revisions\/21346"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/media\/19980"}],"wp:attachment":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/media?parent=21141"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/categories?post=21141"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/tags?post=21141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}