{"id":14161,"date":"2024-05-07T11:06:37","date_gmt":"2024-05-07T03:06:37","guid":{"rendered":"https:\/\/shchimay.com\/?p=14161"},"modified":"2024-05-07T21:25:36","modified_gmt":"2024-05-07T13:25:36","slug":"how-to-measure-tds-in-water-without-tds-meter","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/how-to-measure-tds-in-water-without-tds-meter\/","title":{"rendered":"c\u00e1ch \u0111o tds trong n\u01b0\u1edbc kh\u00f4ng c\u1ea7n m\u00e1y \u0111o tds"},"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\/how-to-measure-tds-in-water-without-tds-meter\/#Su_dung_may_do_do_dan_dien_tu_che\" title=\"S\u1eed d\u1ee5ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n t\u1ef1 ch\u1ebf\">S\u1eed d\u1ee5ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n t\u1ef1 ch\u1ebf<\/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\/how-to-measure-tds-in-water-without-tds-meter\/#Tien_hanh_thu_nghiem_huong_vi\" title=\"Ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m h\u01b0\u01a1ng v\u1ecb\">Ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m h\u01b0\u01a1ng v\u1ecb<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"using-a-homemade-conductivity-tester-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Su_dung_may_do_do_dan_dien_tu_che\"><\/span>S\u1eed d\u1ee5ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n t\u1ef1 ch\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nT\u1ed5ng ch\u1ea5t r\u1eafn h\u00f2a tan (TDS) trong n\u01b0\u1edbc \u0111\u1ec1 c\u1eadp \u0111\u1ebfn l\u01b0\u1ee3ng mu\u1ed1i v\u00f4 c\u01a1, ch\u1ea5t h\u1eefu c\u01a1 v\u00e0 c\u00e1c ch\u1ea5t kh\u00e1c h\u00f2a tan trong n\u01b0\u1edbc. M\u1ee9c TDS cao c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00f9i v\u1ecb v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc c\u0169ng nh\u01b0 c\u00f3 th\u1ec3 g\u00e2y ra nh\u1eefng r\u1ee7i ro cho s\u1ee9c kh\u1ecfe. M\u1eb7c d\u00f9 m\u00e1y \u0111o TDS th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o m\u1ee9c TDS trong n\u01b0\u1edbc nh\u01b0ng kh\u00f4ng ph\u1ea3i ai c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p nh\u01b0 v\u1eady, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n t\u1ef1 ch\u1ebf l\u00e0m ph\u01b0\u01a1ng ph\u00e1p thay th\u1ebf \u0111\u1ec3 \u0111o TDS trong n\u01b0\u1edbc.<\/p>\n<p>C\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng l\u00e0m m\u00e1y th\u1eed \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n t\u1ef1 ch\u1ebf b\u1eb1ng nh\u1eefng v\u1eadt li\u1ec7u c\u00f3 s\u1eb5n \u1edf nh\u00e0. \u0110\u1ec3 t\u1ea1o m\u00e1y ki\u1ec3m tra \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, b\u1ea1n s\u1ebd c\u1ea7n m\u1ed9t c\u1ed1c nh\u1ef1a, hai d\u00e2y kim lo\u1ea1i, pin v\u00e0 \u0111\u00e8n LED. B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch c\u1eaft d\u00e2y kim lo\u1ea1i c\u00f3 \u0111\u1ed9 d\u00e0i ph\u00f9 h\u1ee3p v\u00e0 g\u1eafn ch\u00fang v\u00e0o pin. \u0110\u1eb7t c\u00e1c d\u00e2y kim lo\u1ea1i v\u00e0o m\u1eabu n\u01b0\u1edbc m\u00e0 b\u1ea1n mu\u1ed1n ki\u1ec3m tra, \u0111\u1ea3m b\u1ea3o ch\u00fang kh\u00f4ng ch\u1ea1m v\u00e0o nhau. N\u1ebfu \u0111\u00e8n LED b\u1eadt s\u00e1ng ngh\u0129a l\u00e0 m\u1eabu n\u01b0\u1edbc c\u00f3 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn m\u1ee9c TDS trong n\u01b0\u1edbc.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"online pH Transmitting controller for water treatment\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/K1X_JvYPARI?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>\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n l\u01b0u \u00fd l\u00e0 m\u1eb7c d\u00f9 m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n t\u1ef1 ch\u1ebf c\u00f3 th\u1ec3 \u0111\u01b0a ra \u01b0\u1edbc t\u00ednh s\u01a1 b\u1ed9 v\u1ec1 m\u1ee9c TDS trong n\u01b0\u1edbc nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng ch\u00ednh x\u00e1c b\u1eb1ng m\u00e1y \u0111o TDS. Tuy nhi\u00ean, n\u00f3 v\u1eabn c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 h\u1eefu \u00edch cho nh\u1eefng c\u00e1 nh\u00e2n kh\u00f4ng c\u00f3 m\u00e1y \u0111o TDS nh\u01b0ng mu\u1ed1n bi\u1ebft m\u1ee9c TDS trong n\u01b0\u1edbc c\u1ee7a h\u1ecd.<\/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 tr\u1ef1c tuy\u1ebfn \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n d\u00f2ng CCT-3300<\/td>\n<\/tr>\n<tr>\n<td>Kh\u00f4ng \u0111\u1ed5i<\/td>\n<td>0,01cm<sup>-1<\/sup>, 0,1cm<sup>-1<\/sup>, 1,0cm<sup>-1<\/sup>, 10,0cm<sup>-1<\/sup><\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 d\u1eabn \u0111i\u1ec7n<\/td>\n<td>(0,5~20)mS\/cm,(0,5~2.000)uS\/cm, (0,5~200)uS\/cm, (0,05~18,25)MQ\u00b7cm<\/td>\n<\/tr>\n<tr>\n<td>TDS<\/td>\n<td>(250~10.000)ppm, (0,5~1.000)ppm, (0,25~100)ppm<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh.<\/td>\n<td>(0~50)\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ph\u00e2n gi\u1ea3i<\/td>\n<td>\u0110\u1ed9 d\u1eabn \u0111i\u1ec7n: 0,01uS\/cm, TDS:0,01ppm, Nhi\u1ec7t \u0111\u1ed9: 0,1\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>\u0110\u1ed9 d\u1eabn \u0111i\u1ec7n: 1,5 ph\u1ea7n tr\u0103m (FS), \u0110i\u1ec7n tr\u1edf su\u1ea5t: 2,0 ph\u1ea7n tr\u0103m (FS), TDS: 1,5 ph\u1ea7n tr\u0103m (FS), Nhi\u1ec7t \u0111\u1ed9: +\/- 0,5\u2103<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9. b\u1ed3i th\u01b0\u1eddng<\/td>\n<td>(0-50)\u00b0C (v\u1edbi 25\u2103 l\u00e0 Ti\u00eau chu\u1ea9n)<\/td>\n<\/tr>\n<tr>\n<td>Chi\u1ec1u d\u00e0i c\u00e1p<\/td>\n<td>\u22645m(MAX)<\/td>\n<\/tr>\n<tr>\n<td>\u0111\u1ea7u ra mA<\/td>\n<td>C\u00e1ch ly (4~20)mA, Thi\u1ebft b\u1ecb \/ M\u00e1y ph\u00e1t \u0111\u1ec3 l\u1ef1a ch\u1ecdn<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u Ra \u0110i\u1ec1u Khi\u1ec3n<\/td>\n<td>ti\u1ebfp \u0111i\u1ec3m r\u01a1le: B\u1eacT\/T\u1eaeT, C\u00f4ng su\u1ea5t t\u1ea3i: AC 230V\/5A(Max)<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9 (0~50)\u2103;\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i \u226485 ph\u1ea7n tr\u0103m RH (kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9.(-20~60)\u2103;\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i \u226485 ph\u1ea7n tr\u0103m RH (kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td>Ngu\u1ed3n \u0111i\u1ec7n<\/td>\n<td>CCT-3300:DC 24V; CCT-3310: AC 110V; CCT-3320: AC 220V<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td>48mmx96mmx80mm(HxWxD)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td>44mmx92mm(CxR)<\/td>\n<\/tr>\n<tr>\n<td>C\u00e0i \u0111\u1eb7t<\/td>\n<td>G\u1eafn b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, l\u1eafp \u0111\u1eb7t nhanh<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>Khi s\u1eed d\u1ee5ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n t\u1ef1 ch\u1ebf \u0111\u1ec3 \u0111o TDS trong n\u01b0\u1edbc, c\u1ea7n ph\u1ea3i l\u00e0m theo c\u00e1c b\u01b0\u1edbc nh\u1ea5t \u0111\u1ecbnh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c. \u0110\u1ea7u ti\u00ean, h\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u00e2y kim lo\u1ea1i s\u1ea1ch v\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m n\u00e0o c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a m\u1eabu n\u01b0\u1edbc. Ngo\u00e0i ra, h\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng pin \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1ea1c \u0111\u1ea7y \u0111\u1ec3 cung c\u1ea5p d\u00f2ng \u0111i\u1ec7n \u1ed5n \u0111\u1ecbnh cho qu\u00e1 tr\u00ecnh ki\u1ec3m tra.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/ROC-7000-2.jpg\" alt=\"alt-946\" class=\"wp-image-946\" id=\"i946\" \/><\/p>\n<p>\u0110\u1ec3 \u0111o m\u1ee9c TDS trong n\u01b0\u1edbc b\u1eb1ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n t\u1ef1 ch\u1ebf, h\u00e3y nh\u00fang d\u00e2y kim lo\u1ea1i v\u00e0o m\u1eabu n\u01b0\u1edbc v\u00e0 quan s\u00e1t xem \u0111\u00e8n LED c\u00f3 b\u1eadt hay kh\u00f4ng. \u0110\u1ed9 s\u00e1ng c\u1ee7a \u0111\u00e8n LED c\u0169ng c\u00f3 th\u1ec3 bi\u1ec3u th\u1ecb \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a m\u1eabu n\u01b0\u1edbc, v\u1edbi \u00e1nh s\u00e1ng s\u00e1ng h\u01a1n cho th\u1ea5y m\u1ee9c TDS cao h\u01a1n. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i l\u1eb7p l\u1ea1i th\u1eed nghi\u1ec7m nhi\u1ec1u l\u1ea7n \u0111\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 trung b\u00ecnh v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/p>\n<p>M\u1eb7c d\u00f9 m\u00e1y th\u1eed \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n t\u1ef1 ch\u1ebf c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 h\u1eefu \u00edch \u0111\u1ec3 \u0111o m\u1ee9c TDS trong n\u01b0\u1edbc, nh\u01b0ng c\u1ea7n nh\u1edb r\u1eb1ng n\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c nh\u01b0 m\u1ed9t m\u00e1y \u0111o TDS. Do \u0111\u00f3, n\u00ean s\u1eed d\u1ee5ng m\u00e1y \u0111o TDS \u0111\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c h\u01a1n, \u0111\u1eb7c bi\u1ec7t n\u1ebfu ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 m\u1ed1i quan t\u00e2m l\u1edbn.<\/p>\n<p>T\u00f3m l\u1ea1i, m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n t\u1ef1 ch\u1ebf c\u00f3 th\u1ec3 l\u00e0 gi\u1ea3i ph\u00e1p thay th\u1ebf th\u1ef1c t\u1ebf \u0111\u1ec3 \u0111o m\u1ee9c TDS trong n\u01b0\u1edbc khi m\u00e1y \u0111o TDS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng Kh\u00f4ng c\u00f3 s\u1eb5n. B\u1eb1ng c\u00e1ch l\u00e0m theo c\u00e1c b\u01b0\u1edbc n\u00eau tr\u00ean v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 s\u1ea1ch c\u1ee7a v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, b\u1ea1n c\u00f3 th\u1ec3 \u01b0\u1edbc t\u00ednh s\u01a1 b\u1ed9 m\u1ee9c TDS trong n\u01b0\u1edbc c\u1ee7a m\u00ecnh. Tuy nhi\u00ean, \u0111\u1ec3 s\u1ed1 \u0111o ch\u00ednh x\u00e1c h\u01a1n th\u00ec n\u00ean \u0111\u1ea7u t\u01b0 th\u00eam m\u00e1y \u0111o TDS \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a b\u1ea1n.<\/p>\n<h1 id=\"conducting-a-taste-test-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Tien_hanh_thu_nghiem_huong_vi\"><\/span>Ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m h\u01b0\u01a1ng v\u1ecb<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nT\u1ed5ng ch\u1ea5t r\u1eafn h\u00f2a tan (TDS) trong n\u01b0\u1edbc \u0111\u1ec1 c\u1eadp \u0111\u1ebfn l\u01b0\u1ee3ng mu\u1ed1i v\u00f4 c\u01a1, ch\u1ea5t h\u1eefu c\u01a1 v\u00e0 c\u00e1c ch\u1ea5t kh\u00e1c h\u00f2a tan trong n\u01b0\u1edbc. M\u1ee9c TDS cao c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00f9i v\u1ecb v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i theo d\u00f5i v\u00e0 ki\u1ec3m so\u00e1t m\u1ee9c TDS. M\u1eb7c d\u00f9 m\u00e1y \u0111o TDS th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o TDS trong n\u01b0\u1edbc, nh\u01b0ng c\u00f3 nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p thay th\u1ebf c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ti\u1ebfn h\u00e0nh th\u1eed m\u00f9i v\u1ecb nh\u1eb1m \u01b0\u1edbc t\u00ednh m\u1ee9c TDS m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1ebfn m\u00e1y \u0111o.<br \/>\n<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-14161-1\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/ROS-2015-RO\u7a0b\u5e8f\u63a7\u5236\u5668.mp4?_=1\" \/><a href=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/ROS-2015-RO\u7a0b\u5e8f\u63a7\u5236\u5668.mp4\">http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/ROS-2015-RO\u7a0b\u5e8f\u63a7\u5236\u5668.mp4<\/a><\/video><\/div><\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>M\u00f4 h\u00ecnh<\/td>\n<td>Thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ed9 \u0111\u1ee5c b\u1eb1ng laser TUR-6101<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi<\/td>\n<td>0-10\/100\/4000NTU ho\u1eb7c theo y\u00eau c\u1ea7u<\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec3n th\u1ecb<\/td>\n<td>LCD<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u01a1n v\u1ecb<\/td>\n<td>NTU<\/td>\n<\/tr>\n<tr>\n<td>DPI<\/td>\n<td>0.01<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>\u00b15 ph\u1ea7n tr\u0103m FS<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i<\/td>\n<td>\u00b11 ph\u1ea7n tr\u0103m <\/td>\n<\/tr>\n<tr>\n<td>S\u1ee9c m\u1ea1nh<\/td>\n<td>\u22643W<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Ngu\u1ed3n \u0111i\u1ec7n<\/td>\n<td>AC 85V-265V\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c<\/td>\n<\/tr>\n<tr>\n<td>DC 9~36V\/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>160*80*135mm(Treo) ho\u1eb7c 96*96mm(Nh\u00fang)<\/td>\n<\/tr>\n<tr>\n<td>Giao ti\u1ebfp<\/td>\n<td>4~20mA v\u00e0 giao ti\u1ebfp RS-485 (Modbus RTU)<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra \u0111\u00e3 chuy\u1ec3n \u0111\u1ed5i<\/td>\n<td>R\u01a1le 3 chi\u1ec1u, c\u00f4ng su\u1ea5t 250VAC\/5A<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>M\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 \u01b0\u1edbc t\u00ednh m\u1ee9c TDS trong n\u01b0\u1edbc l\u00e0 ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m m\u00f9i v\u1ecb. TDS trong n\u01b0\u1edbc c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00f9i v\u1ecb c\u1ee7a n\u01b0\u1edbc, v\u1edbi m\u1ee9c TDS cao h\u01a1n th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn v\u1ecb kho\u00e1ng r\u00f5 r\u1ec7t h\u01a1n. B\u1eb1ng c\u00e1ch n\u1ebfm n\u01b0\u1edbc, b\u1ea1n c\u00f3 th\u1ec3 bi\u1ebft s\u01a1 b\u1ed9 v\u1ec1 m\u1ee9c TDS hi\u1ec7n c\u00f3. N\u01b0\u1edbc c\u00f3 m\u1ee9c TDS cao c\u00f3 th\u1ec3 c\u00f3 v\u1ecb m\u1eb7n, \u0111\u1eafng ho\u1eb7c kim lo\u1ea1i, trong khi n\u01b0\u1edbc c\u00f3 m\u1ee9c TDS th\u1ea5p c\u00f3 th\u1ec3 c\u00f3 v\u1ecb nh\u1ea1t ho\u1eb7c nh\u1ea1t.<\/p>\n<p>\u0110\u1ec3 ti\u1ebfn h\u00e0nh th\u1eed m\u00f9i v\u1ecb, h\u00e3y b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch \u0111\u1ed5 m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf n\u01b0\u1edbc v\u00e0o ly s\u1ea1ch. Nh\u1ea5p m\u1ed9t ng\u1ee5m n\u01b0\u1edbc v\u00e0 ch\u00fa \u00fd \u0111\u1ebfn m\u00f9i v\u1ecb. N\u00f3 c\u00f3 v\u1ecb m\u1eb7n hay \u0111\u1eafng? N\u00f3 c\u00f3 v\u1ecb kim lo\u1ea1i ho\u1eb7c kho\u00e1ng ch\u1ea5t kh\u00f4ng? \u0110\u00e2y \u0111\u1ec1u l\u00e0 nh\u1eefng ch\u1ec9 s\u1ed1 cho th\u1ea5y m\u1ee9c TDS cao trong n\u01b0\u1edbc. N\u1ebfu n\u01b0\u1edbc c\u00f3 v\u1ecb nh\u1ea1t ho\u1eb7c nh\u1ea1t th\u00ec c\u00f3 th\u1ec3 n\u01b0\u1edbc \u0111\u00f3 c\u00f3 m\u1ee9c TDS th\u1ea5p.<\/p>\n<p>\n<img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/MFC-8800-IOT-Meter-Multi-channel-Controller-3-1.png\" alt=\"alt-9417\" class=\"wp-image-9417\" id=\"i9417\" \/><br \/>\n\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n l\u01b0u \u00fd l\u00e0 vi\u1ec7c ki\u1ec3m tra m\u00f9i v\u1ecb mang t\u00ednh ch\u1ee7 quan v\u00e0 c\u00f3 th\u1ec3 kh\u00f4ng cung c\u1ea5p s\u1ed1 \u0111o ch\u00ednh x\u00e1c v\u1ec1 m\u1ee9c TDS trong n\u01b0\u1edbc. Tuy nhi\u00ean, ch\u00fang c\u00f3 th\u1ec3 cung c\u1ea5p cho b\u1ea1n \u00fd t\u01b0\u1edfng chung v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 gi\u00fap b\u1ea1n x\u00e1c \u0111\u1ecbnh xem c\u00f3 c\u1ea7n th\u1eed nghi\u1ec7m th\u00eam hay kh\u00f4ng.<\/p>\n<p>M\u1ed9t ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c \u0111\u1ec3 \u01b0\u1edbc t\u00ednh m\u1ee9c TDS trong n\u01b0\u1edbc m\u00e0 kh\u00f4ng c\u1ea7n m\u00e1y \u0111o TDS l\u00e0 ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u01a1n gi\u1ea3n. TDS trong n\u01b0\u1edbc li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a n\u00f3, m\u1ee9c TDS cao h\u01a1n d\u1eabn \u0111\u1ebfn \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n cao h\u01a1n. B\u1eb1ng c\u00e1ch \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a n\u01b0\u1edbc, b\u1ea1n c\u00f3 th\u1ec3 \u01b0\u1edbc t\u00ednh m\u1ee9c TDS c\u1ee7a n\u01b0\u1edbc.<\/p>\n<p>\u0110\u1ec3 ti\u1ebfn h\u00e0nh ki\u1ec3m tra \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, b\u1ea1n s\u1ebd c\u1ea7n m\u1ed9t m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u01a1n gi\u1ea3n ho\u1eb7c m\u1ed9t b\u1ed9 \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng \u0111\u1ec3 \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n. \u0110\u1ed5 \u0111\u1ea7y n\u01b0\u1edbc v\u00e0o ly s\u1ea1ch v\u00e0 nh\u00fang m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n ho\u1eb7c \u0111\u1ea7u d\u00f2 v\u1ea1n n\u0103ng v\u00e0o n\u01b0\u1edbc. S\u1ed1 \u0111\u1ecdc tr\u00ean m\u00e1y ki\u1ec3m tra ho\u1eb7c \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng s\u1ebd cho b\u1ea1n bi\u1ebft ch\u1ec9 s\u1ed1 v\u1ec1 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a n\u01b0\u1edbc, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u01b0\u1edbc t\u00ednh m\u1ee9c TDS.<\/p>\n<p>H\u00e3y nh\u1edb r\u1eb1ng ki\u1ec3m tra \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n kh\u00f4ng ch\u00ednh x\u00e1c nh\u01b0 m\u00e1y \u0111o TDS v\u00e0 ch\u1ec9 c\u00f3 th\u1ec3 cung c\u1ea5p \u01b0\u1edbc t\u00ednh s\u01a1 b\u1ed9 v\u1ec1 TDS m\u1ee9c \u0111\u1ed9 trong n\u01b0\u1edbc. Tuy nhi\u00ean, ch\u00fang v\u1eabn c\u00f3 th\u1ec3 h\u1eefu \u00edch trong vi\u1ec7c gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n v\u1edbi m\u1ee9c TDS.<\/p>\n<p>T\u00f3m l\u1ea1i, m\u1eb7c d\u00f9 m\u00e1y \u0111o TDS l\u00e0 c\u00f4ng c\u1ee5 ch\u00ednh x\u00e1c nh\u1ea5t \u0111\u1ec3 \u0111o m\u1ee9c TDS trong n\u01b0\u1edbc nh\u01b0ng v\u1eabn c\u00f3 nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p thay th\u1ebf c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u01b0\u1edbc t\u00ednh M\u1ee9c TDS m\u00e0 kh\u00f4ng c\u1ea7n m\u00e1y \u0111o. Ti\u1ebfn h\u00e0nh ki\u1ec3m tra m\u00f9i v\u1ecb ho\u1eb7c ki\u1ec3m tra \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u00f3 th\u1ec3 cho b\u1ea1n \u00fd t\u01b0\u1edfng chung v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 gi\u00fap b\u1ea1n x\u00e1c \u0111\u1ecbnh xem c\u00f3 c\u1ea7n ki\u1ec3m tra th\u00eam hay kh\u00f4ng. H\u00e3y nh\u1edb r\u1eb1ng nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f4ng ch\u00ednh x\u00e1c nh\u01b0 m\u00e1y \u0111o TDS, nh\u01b0ng ch\u00fang v\u1eabn c\u00f3 th\u1ec3 h\u1eefu \u00edch trong vi\u1ec7c gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u01b0\u1edbc c\u1ee7a b\u1ea1n an to\u00e0n \u0111\u1ec3 u\u1ed1ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>S\u1eed d\u1ee5ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n t\u1ef1 ch\u1ebf T\u1ed5ng ch\u1ea5t r\u1eafn h\u00f2a tan (TDS) trong n\u01b0\u1edbc \u0111\u1ec1 c\u1eadp \u0111\u1ebfn l\u01b0\u1ee3ng mu\u1ed1i v\u00f4 c\u01a1, ch\u1ea5t h\u1eefu c\u01a1 v\u00e0 c\u00e1c ch\u1ea5t kh\u00e1c h\u00f2a tan trong n\u01b0\u1edbc. M\u1ee9c TDS cao c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00f9i v\u1ecb v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc c\u0169ng nh\u01b0 c\u00f3 th\u1ec3 g\u00e2y ra&#8230;<\/p>\n","protected":false},"author":1,"featured_media":946,"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":[],"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":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ru":{"title":false,"content":false,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"ar":{"title":false,"content":false,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"ko":{"title":false,"content":false,"excerpt":false},"it":{"title":false,"content":false,"excerpt":false},"id":{"title":false,"content":false,"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":true,"content":true,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/14161"}],"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=14161"}],"version-history":[{"count":10,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/14161\/revisions"}],"predecessor-version":[{"id":14212,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/14161\/revisions\/14212"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/946"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=14161"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=14161"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=14161"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}