{"id":12513,"date":"2024-04-22T10:54:51","date_gmt":"2024-04-22T02:54:51","guid":{"rendered":"https:\/\/shchimay.com\/?p=12513"},"modified":"2024-04-22T13:07:12","modified_gmt":"2024-04-22T05:07:12","slug":"flow-transmitter-how-it-works","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/flow-transmitter-how-it-works\/","title":{"rendered":"m\u00e1y ph\u00e1t l\u01b0u l\u01b0\u1ee3ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_50 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/shchimay.com\/vi\/flow-transmitter-how-it-works\/#Nguyen_tac_hoat_dong_cua_bo_truyen_luu_luong\" title=\"Nguy\u00ean t\u1eafc ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng\">Nguy\u00ean t\u1eafc ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/shchimay.com\/vi\/flow-transmitter-how-it-works\/#Uu_diem_va_han_che_cua_cac_cong_nghe_truyen_luu_luong_khac_nhau\" title=\"\u01afu \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf c\u1ee7a c\u00e1c c\u00f4ng ngh\u1ec7 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng kh\u00e1c nhau\">\u01afu \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf c\u1ee7a c\u00e1c c\u00f4ng ngh\u1ec7 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng kh\u00e1c nhau<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"principles-of-operation-of-flow-transmitters-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Nguyen_tac_hoat_dong_cua_bo_truyen_luu_luong\"><\/span>Nguy\u00ean t\u1eafc ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nB\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng l\u00e0 thi\u1ebft b\u1ecb thi\u1ebft y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau \u0111\u1ec3 \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed trong h\u1ec7 th\u1ed1ng. C\u00e1c thi\u1ebft b\u1ecb n\u00e0y \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u00e1c quy tr\u00ecnh d\u1ef1a v\u00e0o vi\u1ec7c \u0111o ch\u00ednh x\u00e1c t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y. Hi\u1ec3u c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u qu\u1ea3 c\u1ee7a ch\u00fang v\u00e0 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady.<\/p>\n<p><div style=\"width: 640px;\" class=\"wp-video\"><!--[if lt IE 9]><script>document.createElement('video');<\/script><![endif]-->\n<video class=\"wp-video-shortcode\" id=\"video-12513-1\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/EC-8851-\u9ad8\u7cbe\u5ea6\u7535\u5bfc\u7387\u4eea.mp4?_=1\" \/><a href=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/EC-8851-\u9ad8\u7cbe\u5ea6\u7535\u5bfc\u7387\u4eea.mp4\">http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/EC-8851-\u9ad8\u7cbe\u5ea6\u7535\u5bfc\u7387\u4eea.mp4<\/a><\/video><\/div>V\u1ec1 c\u1ed1t l\u00f5i, b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng ho\u1ea1t \u0111\u1ed9ng theo nguy\u00ean t\u1eafc \u0111o v\u1eadn t\u1ed1c c\u1ee7a ch\u1ea5t l\u1ecfng \u0111i qua \u0111\u01b0\u1eddng \u1ed1ng ho\u1eb7c \u1ed1ng d\u1eabn. Ph\u00e9p \u0111o v\u1eadn t\u1ed1c n\u00e0y sau \u0111\u00f3 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y b\u1eb1ng c\u00f4ng th\u1ee9c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc d\u1ef1a tr\u00ean \u0111\u1eb7c t\u00ednh c\u1ee7a ch\u1ea5t l\u1ecfng v\u00e0 h\u00ecnh d\u1ea1ng c\u1ee7a \u0111\u01b0\u1eddng \u1ed1ng. Hi\u1ec7n c\u00f3 m\u1ed9t s\u1ed1 lo\u1ea1i thi\u1ebft b\u1ecb truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng, m\u1ed7i lo\u1ea1i s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 kh\u00e1c nhau \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c ph\u00e9p \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y ch\u00ednh x\u00e1c.<br \/>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-12513-2\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/PH-ORP-510-\u9178\u78b1\u5ea6-_\u6c27\u5316\u8fd8\u539f\u63a7\u5236\u5668%20.mp4?_=2\" \/><a href=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/PH-ORP-510-\u9178\u78b1\u5ea6-_\u6c27\u5316\u8fd8\u539f\u63a7\u5236\u5668%20.mp4\">http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/PH-ORP-510-\u9178\u78b1\u5ea6-_\u6c27\u5316\u8fd8\u539f\u63a7\u5236\u5668%20.mp4<\/a><\/video><\/div><br \/>\nM\u1ed9t lo\u1ea1i thi\u1ebft b\u1ecb truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn l\u00e0 thi\u1ebft b\u1ecb truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t. Lo\u1ea1i m\u00e1y ph\u00e1t n\u00e0y ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch \u0111o \u0111\u1ed9 gi\u1ea3m \u00e1p su\u1ea5t qua m\u1ed9t \u0111i\u1ec3m th\u1eaft trong \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u1ea5m l\u1ed7 ho\u1eb7c \u1ed1ng venturi. \u0110\u1ed9 gi\u1ea3m \u00e1p su\u1ea5t t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y, cho ph\u00e9p m\u00e1y ph\u00e1t t\u00ednh to\u00e1n t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y d\u1ef1a tr\u00ean ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t \u0111o \u0111\u01b0\u1ee3c.<\/p>\n<p>\n<img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/PH-3500-2.png\" alt=\"alt-305\" class=\"wp-image-305\" id=\"i305\" \/><br \/>\nM\u1ed9t lo\u1ea1i m\u00e1y ph\u00e1t l\u01b0u l\u01b0\u1ee3ng kh\u00e1c l\u00e0 m\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng \u0111i\u1ec7n t\u1eeb, ho\u1ea1t \u0111\u1ed9ng theo nguy\u00ean l\u00fd c\u1ea3m \u1ee9ng \u0111i\u1ec7n t\u1eeb \u0111\u1ecbnh lu\u1eadt Faraday. Trong lo\u1ea1i m\u00e1y ph\u00e1t n\u00e0y, m\u1ed9t t\u1eeb tr\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0o ch\u1ea5t l\u1ecfng v\u00e0 c\u00e1c \u0111i\u1ec7n c\u1ef1c \u0111o \u0111i\u1ec7n \u00e1p \u0111\u01b0\u1ee3c t\u1ea1o ra khi ch\u1ea5t l\u1ecfng ch\u1ea3y qua t\u1eeb tr\u01b0\u1eddng. \u0110i\u1ec7n \u00e1p t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y, cho ph\u00e9p m\u00e1y ph\u00e1t \u0111o ch\u00ednh x\u00e1c t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng d\u1eabn \u0111i\u1ec7n.<\/p>\n<p>M\u00e1y ph\u00e1t d\u00f2ng si\u00eau \u00e2m l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn kh\u00e1c \u0111\u1ec3 \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y theo c\u00e1ch kh\u00f4ng x\u00e2m l\u1ea5n. Nh\u1eefng m\u00e1y ph\u00e1t n\u00e0y s\u1eed d\u1ee5ng s\u00f3ng si\u00eau \u00e2m \u0111\u1ec3 \u0111o v\u1eadn t\u1ed1c c\u1ee7a ch\u1ea5t l\u1ecfng \u0111i qua \u0111\u01b0\u1eddng \u1ed1ng. B\u1eb1ng c\u00e1ch \u0111o th\u1eddi gian \u0111\u1ec3 s\u00f3ng si\u00eau \u00e2m truy\u1ec1n ng\u01b0\u1ee3c d\u00f2ng v\u00e0 xu\u00f4i d\u00f2ng, m\u00e1y ph\u00e1t c\u00f3 th\u1ec3 t\u00ednh to\u00e1n t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao.<\/p>\n<p>M\u00e1y ph\u00e1t d\u00f2ng nhi\u1ec7t ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean t\u1eafc \u0111o s\u1ef1 truy\u1ec1n nhi\u1ec7t gi\u1eefa c\u1ea3m bi\u1ebfn \u0111\u01b0\u1ee3c l\u00e0m n\u00f3ng v\u00e0 ch\u1ea5t l\u1ecfng ch\u1ea3y. Khi ch\u1ea5t l\u1ecfng ch\u1ea3y qua c\u1ea3m bi\u1ebfn, n\u00f3 s\u1ebd mang theo nhi\u1ec7t, g\u00e2y ra s\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 c\u00f3 th\u1ec3 \u0111o \u0111\u01b0\u1ee3c v\u00e0 s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00ednh t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y. Lo\u1ea1i m\u00e1y ph\u00e1t n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng kh\u00ed.<\/p>\n<p>M\u1ed7i lo\u1ea1i m\u00e1y ph\u00e1t l\u01b0u l\u01b0\u1ee3ng \u0111\u1ec1u c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf, t\u00f9y thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3. \u0110i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i ch\u1ecdn \u0111\u00fang lo\u1ea1i thi\u1ebft b\u1ecb truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng d\u1ef1a tr\u00ean c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 lo\u1ea1i ch\u1ea5t l\u1ecfng \u0111\u01b0\u1ee3c \u0111o, ph\u1ea1m vi t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y v\u00e0 y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a quy tr\u00ecnh.<\/p>\n<p>T\u00f3m l\u1ea1i, thi\u1ebft b\u1ecb truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng l\u00e0 c\u00f4ng c\u1ee5 quan tr\u1ecdng \u0111\u1ec3 \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y trong c\u00e1c qu\u00e1 tr\u00ecnh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau. B\u1eb1ng c\u00e1ch hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c lo\u1ea1i thi\u1ebft b\u1ecb truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng kh\u00e1c nhau, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t khi l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb truy\u1ec1n ph\u00e1t ph\u00f9 h\u1ee3p cho \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 c\u1ee7a m\u00ecnh. Cho d\u00f9 s\u1eed d\u1ee5ng m\u00e1y ph\u00e1t ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t, m\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng \u0111i\u1ec7n t\u1eeb, m\u00e1y ph\u00e1t l\u01b0u l\u01b0\u1ee3ng si\u00eau \u00e2m hay m\u00e1y ph\u00e1t l\u01b0u l\u01b0\u1ee3ng nhi\u1ec7t, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i \u0111\u1ea3m b\u1ea3o l\u1eafp \u0111\u1eb7t, hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec th\u00edch h\u1ee3p \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c ph\u00e9p \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n<h1 id=\"advantages-and-limitations-of-different-flow-transmitter-technologies-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Uu_diem_va_han_che_cua_cac_cong_nghe_truyen_luu_luong_khac_nhau\"><\/span>\u01afu \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf c\u1ee7a c\u00e1c c\u00f4ng ngh\u1ec7 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng kh\u00e1c nhau<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nB\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng l\u00e0 thi\u1ebft b\u1ecb thi\u1ebft y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau \u0111\u1ec3 \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed trong h\u1ec7 th\u1ed1ng. Ch\u00fang \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u00e1c quy tr\u00ecnh b\u1eb1ng c\u00e1ch cung c\u1ea5p d\u1eef li\u1ec7u th\u1eddi gian th\u1ef1c v\u1ec1 d\u00f2ng ch\u1ea5t l\u1ecfng. C\u00f3 m\u1ed9t s\u1ed1 c\u00f4ng ngh\u1ec7 kh\u00e1c nhau \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng, m\u1ed7i c\u00f4ng ngh\u1ec7 \u0111\u1ec1u c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf ri\u00eang.<\/p>\n<p>\n<img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/EC-9900-Conductivity-Resistivity-Measurement-and-Control-Instrument.png\" alt=\"alt-3015\" class=\"wp-image-3015\" id=\"i3015\" \/><br \/>\nM\u1ed9t lo\u1ea1i thi\u1ebft b\u1ecb truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn l\u00e0 thi\u1ebft b\u1ecb truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t. C\u00f4ng ngh\u1ec7 n\u00e0y ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch \u0111o \u0111\u1ed9 gi\u1ea3m \u00e1p su\u1ea5t qua m\u1ed9t \u0111i\u1ec3m h\u1ea1n ch\u1ebf trong \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u1ea5m l\u1ed7 ho\u1eb7c \u1ed1ng venturi. \u0110\u1ed9 gi\u1ea3m \u00e1p su\u1ea5t t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y, cho ph\u00e9p m\u00e1y ph\u00e1t t\u00ednh to\u00e1n t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y d\u1ef1a tr\u00ean ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t. M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u00ednh c\u1ee7a m\u00e1y ph\u00e1t l\u01b0u l\u01b0\u1ee3ng ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t l\u00e0 t\u00ednh \u0111\u01a1n gi\u1ea3n v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a ch\u00fang. Ch\u00fang t\u01b0\u01a1ng \u0111\u1ed1i d\u1ec5 c\u00e0i \u0111\u1eb7t v\u00e0 b\u1ea3o tr\u00ec, khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh m\u1ed9t l\u1ef1a ch\u1ecdn ti\u1ebft ki\u1ec7m chi ph\u00ed cho nhi\u1ec1u \u1ee9ng d\u1ee5ng. Tuy nhi\u00ean, ch\u00fang c\u00f3 th\u1ec3 nh\u1ea1y c\u1ea3m v\u1edbi nh\u1eefng thay \u0111\u1ed5i v\u1ec1 nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ch\u00fang.<\/p>\n<p>M\u1ed9t c\u00f4ng ngh\u1ec7 ph\u1ed5 bi\u1ebfn kh\u00e1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong thi\u1ebft b\u1ecb truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng l\u00e0 m\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng \u0111i\u1ec7n t\u1eeb. Lo\u1ea1i m\u00e1y ph\u00e1t n\u00e0y ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch \u0111o \u0111i\u1ec7n \u00e1p \u0111\u01b0\u1ee3c t\u1ea1o ra khi ch\u1ea5t l\u1ecfng d\u1eabn \u0111i\u1ec7n ch\u1ea1y qua t\u1eeb tr\u01b0\u1eddng. \u0110i\u1ec7n \u00e1p t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y, cho ph\u00e9p m\u00e1y ph\u00e1t t\u00ednh to\u00e1n t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y d\u1ef1a tr\u00ean t\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p. \u0110\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng \u0111i\u1ec7n t\u1eeb c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 c\u00f3 th\u1ec3 \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y trong c\u1ea3 ch\u1ea5t l\u1ecfng s\u1ea1ch v\u00e0 b\u1ea9n. Ch\u00fang c\u0169ng kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nh\u1eefng thay \u0111\u1ed5i v\u1ec1 nhi\u1ec7t \u0111\u1ed9, \u00e1p su\u1ea5t ho\u1eb7c \u0111\u1ed9 nh\u1edbt, khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh m\u1ed9t l\u1ef1a ch\u1ecdn linh ho\u1ea1t cho nhi\u1ec1u \u1ee9ng d\u1ee5ng. Tuy nhi\u00ean, l\u01b0u l\u01b0\u1ee3ng k\u1ebf \u0111i\u1ec7n t\u1eeb c\u00f3 th\u1ec3 \u0111\u1eaft h\u01a1n c\u00e1c lo\u1ea1i thi\u1ebft b\u1ecb truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng kh\u00e1c v\u00e0 c\u00f3 th\u1ec3 c\u1ea7n hi\u1ec7u chu\u1ea9n th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ch\u00fang.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>M\u00f4 h\u00ecnh<\/td>\n<td>M\u00e1y \u0111o pH\/ORP-510 pH\/ORP<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi<\/td>\n<td>0-14 pH; -2000 &#8211; +2000mV<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>\u00b10.1pH; \u00b12mV<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9. Comp.<\/td>\n<td>B\u00f9 nhi\u1ec7t \u0111\u1ed9 b\u1eb1ng tay\/t\u1ef1 \u0111\u1ed9ng; Kh\u00f4ng c\u00f3 ph\u1ea7n b\u00f9<\/td>\n<\/tr>\n<tr>\n<td>Ho\u1ea1t \u0111\u1ed9ng. Nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>B\u00ecnh th\u01b0\u1eddng 0\uff5e60\u2103; Nhi\u1ec7t \u0111\u1ed9 cao 0\uff5e100\u2103<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea3m bi\u1ebfn<\/td>\n<td>c\u1ea3m bi\u1ebfn pH \u0111\u00f4i\/ba; C\u1ea3m bi\u1ebfn ORP<\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec3n th\u1ecb<\/td>\n<td>M\u00e0n H\u00ecnh LCD<\/td>\n<\/tr>\n<tr>\n<td>Giao ti\u1ebfp<\/td>\n<td>\u0110\u1ea7u ra 4-20mA\/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>48\u00d796\u00d7100mm(H\u00d7W\u00d7L)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td>45\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<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>M\u00f4 h\u00ecnh<\/td>\n<td>M\u00e1y \u0111o oxy h\u00f2a tan DO-810\/1800<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi<\/td>\n<td>0-20,00 mg\/L<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>\u00b10,5 ph\u1ea7n tr\u0103m FS<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9. Comp.<\/td>\n<td>0-60\u2103<\/td>\n<\/tr>\n<tr>\n<td>Ho\u1ea1t \u0111\u1ed9ng. Nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>0\uff5e60\u2103<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea3m bi\u1ebfn<\/td>\n<td>C\u1ea3m bi\u1ebfn oxy h\u00f2a tan<\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec3n th\u1ecb<\/td>\n<td>Ho\u1ea1t \u0111\u1ed9ng m\u00e3 ph\u00e2n \u0111o\u1ea1n\/M\u00e0n h\u00ecnh LCD 128*64 (DO-1800)<\/td>\n<\/tr>\n<tr>\n<td>Giao ti\u1ebfp<\/td>\n<td>RS485 t\u00f9y ch\u1ecdn<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra<\/td>\n<td>4-20mA \u0111\u1ea7u ra v\u00e0 nbsp; \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>M\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng si\u00eau \u00e2m l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 kh\u00e1c th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng. Nh\u1eefng m\u00e1y ph\u00e1t n\u00e0y ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch \u0111o th\u1eddi gian c\u1ea7n thi\u1ebft \u0111\u1ec3 m\u1ed9t xung si\u00eau \u00e2m truy\u1ec1n \u0111i gi\u1eefa hai \u0111i\u1ec3m tr\u00ean \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y. S\u1ef1 ch\u00eanh l\u1ec7ch th\u1eddi gian t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y, cho ph\u00e9p m\u00e1y ph\u00e1t t\u00ednh to\u00e1n t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y d\u1ef1a tr\u00ean ch\u00eanh l\u1ec7ch th\u1eddi gian. \u0110\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng si\u00eau \u00e2m kh\u00f4ng x\u00e2m nh\u1eadp v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng, bao g\u1ed3m c\u1ea3 nh\u1eefng \u1ee9ng d\u1ee5ng c\u00f3 ch\u1ea5t l\u1ecfng \u0103n m\u00f2n ho\u1eb7c m\u00e0i m\u00f2n. Ch\u00fang c\u0169ng c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 c\u00f3 th\u1ec3 \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y trong c\u1ea3 ch\u1ea5t l\u1ecfng s\u1ea1ch v\u00e0 ch\u1ea5t l\u1ecfng b\u1ea9n. Tuy nhi\u00ean, m\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng si\u00eau \u00e2m c\u00f3 th\u1ec3 nh\u1ea1y c\u1ea3m v\u1edbi nh\u1eefng thay \u0111\u1ed5i v\u1ec1 nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ch\u00fang.<\/p>\n<p>T\u00f3m l\u1ea1i, m\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng l\u00e0 thi\u1ebft b\u1ecb thi\u1ebft y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau \u0111\u1ec3 \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed trong h\u1ec7 th\u1ed1ng. C\u00f3 m\u1ed9t s\u1ed1 c\u00f4ng ngh\u1ec7 kh\u00e1c nhau \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng, m\u1ed7i c\u00f4ng ngh\u1ec7 \u0111\u1ec1u c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf ri\u00eang. Vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00f4ng ngh\u1ec7 s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a \u1ee9ng d\u1ee5ng, bao g\u1ed3m c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 \u0111\u1ed9 ch\u00ednh x\u00e1c, \u0111\u1ed9 tin c\u1eady, chi ph\u00ed v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng. B\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t r\u1ea5t \u0111\u01a1n gi\u1ea3n v\u00e0 \u0111\u00e1ng tin c\u1eady nh\u01b0ng c\u00f3 th\u1ec3 nh\u1ea1y c\u1ea3m v\u1edbi nh\u1eefng thay \u0111\u1ed5i v\u1ec1 nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t. \u0110\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng \u0111i\u1ec7n t\u1eeb c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 linh ho\u1ea1t nh\u01b0ng c\u00f3 th\u1ec3 \u0111\u1eaft h\u01a1n v\u00e0 c\u1ea7n hi\u1ec7u chu\u1ea9n th\u01b0\u1eddng xuy\u00ean. M\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng si\u00eau \u00e2m kh\u00f4ng x\u00e2m nh\u1eadp v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng nh\u01b0ng c\u00f3 th\u1ec3 nh\u1ea1y c\u1ea3m v\u1edbi nh\u1eefng thay \u0111\u1ed5i v\u1ec1 nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t. Nh\u00ecn chung, m\u1ed7i c\u00f4ng ngh\u1ec7 \u0111\u1ec1u c\u00f3 \u0111i\u1ec3m m\u1ea1nh v\u00e0 \u0111i\u1ec3m y\u1ebfu ri\u00eang v\u00e0 \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i xem x\u00e9t c\u1ea9n th\u1eadn c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y khi l\u1ef1a ch\u1ecdn b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng cho m\u1ed9t \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nguy\u00ean t\u1eafc ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng B\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng l\u00e0 thi\u1ebft b\u1ecb thi\u1ebft y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau \u0111\u1ec3 \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed trong h\u1ec7 th\u1ed1ng. C\u00e1c thi\u1ebft b\u1ecb n\u00e0y \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o hi\u1ec7u&#8230;<\/p>\n","protected":false},"author":1,"featured_media":3261,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"categories":[200],"tags":[174],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"vi","enabled_languages":["en","zh","es","de","fr","ru","pt","ar","ja","ko","it","id","hi","th","vi","tr"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"zh":{"title":true,"content":true,"excerpt":false},"es":{"title":true,"content":true,"excerpt":false},"de":{"title":false,"content":false,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"pt":{"title":false,"content":false,"excerpt":false},"ar":{"title":false,"content":false,"excerpt":false},"ja":{"title":false,"content":false,"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":false,"content":false,"excerpt":false},"th":{"title":true,"content":true,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false},"tr":{"title":false,"content":false,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/12513"}],"collection":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/comments?post=12513"}],"version-history":[{"count":10,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/12513\/revisions"}],"predecessor-version":[{"id":12524,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/12513\/revisions\/12524"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/3261"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=12513"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=12513"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=12513"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}