{"id":10252,"date":"2024-04-11T11:59:18","date_gmt":"2024-04-11T03:59:18","guid":{"rendered":"https:\/\/shchimay.com\/?p=10252"},"modified":"2024-04-11T22:12:18","modified_gmt":"2024-04-11T14:12:18","slug":"lab-945-conductivity-meter","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/lab-945-conductivity-meter\/","title":{"rendered":"m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn lab 945"},"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\/lab-945-conductivity-meter\/#Loi_ich_cua_viec_su_dung_may_do_do_dan_Lab_945_de_kiem_tra_chat_luong_nuoc\" title=\"L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 \u0111\u1ec3 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc\">L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 \u0111\u1ec3 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc<\/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\/lab-945-conductivity-meter\/#Cach_hieu_chuan_va_bao_tri_may_do_do_dan_Lab_945_dung_cach\" title=\"C\u00e1ch hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 \u0111\u00fang c\u00e1ch\">C\u00e1ch hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 \u0111\u00fang c\u00e1ch<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"benefits-of-using-lab-945-conductivity-meter-for-water-quality-testing-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Loi_ich_cua_viec_su_dung_may_do_do_dan_Lab_945_de_kiem_tra_chat_luong_nuoc\"><\/span>L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 \u0111\u1ec3 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nKi\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 an to\u00e0n v\u00e0 tinh khi\u1ebft c\u1ee7a n\u01b0\u1edbc u\u1ed1ng c\u1ee7a ch\u00fang ta. M\u1ed9t trong nh\u1eefng th\u00f4ng s\u1ed1 quan tr\u1ecdng th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111o trong ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n. \u0110\u1ed9 d\u1eabn \u0111i\u1ec7n l\u00e0 th\u01b0\u1edbc \u0111o kh\u1ea3 n\u0103ng d\u1eabn d\u00f2ng \u0111i\u1ec7n c\u1ee7a n\u01b0\u1edbc, li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn n\u1ed3ng \u0111\u1ed9 c\u00e1c ion h\u00f2a tan trong n\u01b0\u1edbc. M\u1ee9c \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n cao c\u00f3 th\u1ec3 cho th\u1ea5y s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m nh\u01b0 mu\u1ed1i, kim lo\u1ea1i ho\u1eb7c c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m kh\u00e1c.<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-10252-1\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/CL-9500\u4f59\u6c2f\u63a7\u5236\u5668.mp4?_=1\" \/><a href=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/CL-9500\u4f59\u6c2f\u63a7\u5236\u5668.mp4\">http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/CL-9500\u4f59\u6c2f\u63a7\u5236\u5668.mp4<\/a><\/video><\/div><\/p>\n<p><img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/PH-8851-9900-PH-Meter-Spec.jpg\" alt=\"alt-211\" class=\"wp-image-211\" id=\"i211\" \/><br \/>\n\u0110\u1ec3 \u0111o ch\u00ednh x\u00e1c m\u1ee9c \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n trong n\u01b0\u1edbc, c\u1ea7n c\u00f3 m\u1ed9t thi\u1ebft b\u1ecb \u0111\u00e1ng tin c\u1eady v\u00e0 ch\u00ednh x\u00e1c. M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 l\u00e0 thi\u1ebft b\u1ecb ti\u00ean ti\u1ebfn \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc. M\u00e1y \u0111o ti\u00ean ti\u1ebfn n\u00e0y mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu cho b\u1ea5t k\u1ef3 ph\u00f2ng th\u00ed nghi\u1ec7m ho\u1eb7c ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng n\u00e0o.<\/p>\n<p><div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-10252-2\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/EC-9900-\u5927\u5c4f\u5e55-\u9ad8\u7cbe\u5ea6\u7535\u5bfc\u7387\u4eea.mp4?_=2\" \/><a href=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/EC-9900-\u5927\u5c4f\u5e55-\u9ad8\u7cbe\u5ea6\u7535\u5bfc\u7387\u4eea.mp4\">http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/EC-9900-\u5927\u5c4f\u5e55-\u9ad8\u7cbe\u5ea6\u7535\u5bfc\u7387\u4eea.mp4<\/a><\/video><\/div>M\u1ed9t trong nh\u1eefng l\u1ee3i \u00edch ch\u00ednh c\u1ee7a M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Lab 945 l\u00e0 m\u1ee9c \u0111\u1ed9 ch\u00ednh x\u00e1c cao. \u0110\u1ed3ng h\u1ed3 n\u00e0y \u0111\u01b0\u1ee3c trang b\u1ecb c\u1ea3m bi\u1ebfn v\u00e0 c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn \u0111\u1ea3m b\u1ea3o \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady m\u1ee9c \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n trong n\u01b0\u1edbc. M\u1ee9c \u0111\u1ed9 ch\u00ednh x\u00e1c n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 ph\u00e1t hi\u1ec7n nh\u1eefng thay \u0111\u1ed5i nh\u1ecf v\u1ec1 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u00f3 th\u1ec3 cho th\u1ea5y s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m trong n\u01b0\u1edbc.<\/p>\n<p>Ngo\u00e0i \u0111\u1ed9 ch\u00ednh x\u00e1c, M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Lab 945 c\u00f2n c\u00f3 \u0111\u1ed9 nh\u1ea1y cao. M\u00e1y \u0111o n\u00e0y c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n nh\u1eefng thay \u0111\u1ed5i v\u1ec1 m\u1ee9c \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u1edf n\u1ed3ng \u0111\u1ed9 r\u1ea5t th\u1ea5p, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng \u0111\u1ec3 ph\u00e1t hi\u1ec7n l\u01b0\u1ee3ng v\u1ebft ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m trong n\u01b0\u1edbc. \u0110\u1ed9 nh\u1ea1y n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u00e1p \u1ee9ng v\u00e0 duy tr\u00ec c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc.<\/p>\n<p>\n<img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/04\/CIT-8800-Inductive-Conductivity-Concentration-Online-Controller4.jpg\" alt=\"alt-217\" class=\"wp-image-217\" id=\"i217\" \/><br \/>\nM\u1ed9t l\u1ee3i \u00edch quan tr\u1ecdng kh\u00e1c c\u1ee7a M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 l\u00e0 t\u00ednh d\u1ec5 s\u1eed d\u1ee5ng. \u0110\u1ed3ng h\u1ed3 n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi giao di\u1ec7n th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng gi\u00fap d\u1ec5 d\u00e0ng v\u1eadn h\u00e0nh, ngay c\u1ea3 \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi c\u00f3 \u00edt kinh nghi\u1ec7m trong vi\u1ec7c ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc. M\u00e1y \u0111o c\u0169ng \u0111i k\u00e8m v\u1edbi m\u1ed9t lo\u1ea1t c\u00e1c c\u00e0i \u0111\u1eb7t \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh s\u1eb5n v\u00e0 c\u00e1c t\u00f9y ch\u1ecdn hi\u1ec7u chu\u1ea9n gi\u00fap thi\u1ebft l\u1eadp v\u00e0 s\u1eed d\u1ee5ng \u0111\u01a1n gi\u1ea3n cho c\u00e1c lo\u1ea1i m\u1eabu n\u01b0\u1edbc kh\u00e1c nhau.<\/p>\n<p>M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Lab 945 c\u0169ng r\u1ea5t linh ho\u1ea1t v\u1edbi kh\u1ea3 n\u0103ng \u0111o m\u1ee9c \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u1edf nhi\u1ec1u ngu\u1ed3n n\u01b0\u1edbc kh\u00e1c nhau. Cho d\u00f9 ki\u1ec3m tra n\u01b0\u1edbc u\u1ed1ng, n\u01b0\u1edbc th\u1ea3i, n\u01b0\u1edbc m\u1eb7t hay n\u01b0\u1edbc ng\u1ea7m, \u0111\u1ed3ng h\u1ed3 n\u00e0y \u0111\u1ec1u c\u00f3 th\u1ec3 cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady. T\u00ednh linh ho\u1ea1t n\u00e0y l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb cho nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau, t\u1eeb gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng \u0111\u1ebfn x\u1eed l\u00fd n\u01b0\u1edbc c\u00f4ng nghi\u1ec7p.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>Ph\u1ea1m vi \u0111o<\/td>\n<td colspan=\"4\">Ph\u01b0\u01a1ng ph\u00e1p quang ph\u1ed5 N,N-Diethyl-1,4-phenylenediamine (DPD)<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4 h\u00ecnh<\/td>\n<td>CLA-7112<\/td>\n<td>CLA-7212<\/td>\n<td>CLA-7113<\/td>\n<td>CLA-7213<\/td>\n<\/tr>\n<tr>\n<td>K\u00eanh \u0111\u1ea7u v\u00e0o<\/td>\n<td>K\u00eanh \u0111\u01a1n<\/td>\n<td>K\u00eanh \u0111\u00f4i<\/td>\n<td>K\u00eanh \u0111\u01a1n<\/td>\n<td>K\u00eanh \u0111\u00f4i<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Ph\u1ea1m vi \u0111o<\/td>\n<td colspan=\"2\">Clorin t\u1ef1 do\uff1a(0,0-2,0)mg\/L, t\u00ednh b\u1eb1ng Cl2;<\/td>\n<td colspan=\"2\">Clo t\u1ef1 do:(0,5-10,0)mg\/L, t\u00ednh b\u1eb1ng Cl2;<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">pH\uff1a\uff080-14\uff09\uff1bNhi\u1ec7t \u0111\u1ed9\uff1a\uff080-100\uff09\u2103<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td colspan=\"2\">Clor d\u01b0:\u00b110 ph\u1ea7n tr\u0103m ho\u1eb7c \u00b10,05mg\/L(l\u1ea5y gi\u00e1 tr\u1ecb l\u1edbn),T\u00ednh theo Cl2;<\/td>\n<td colspan=\"2\">Clorin t\u1ef1 do:\u00b110 ph\u1ea7n tr\u0103m ho\u1eb7c\u00b10,25mg\/L(l\u1ea5y gi\u00e1 tr\u1ecb l\u1edbn),T\u00ednh theo Cl2;<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">pH:\u00b10.1pH\uff1bNhi\u1ec7t \u0111\u1ed9\uff1a\u00b10.5\u2103<\/td>\n<\/tr>\n<tr>\n<td>Th\u1eddi gian \u0111o<\/td>\n<td colspan=\"4\">\u22642.5 ph\u00fat<\/td>\n<\/tr>\n<tr>\n<td>Kho\u1ea3ng th\u1eddi gian l\u1ea5y m\u1eabu<\/td>\n<td colspan=\"4\">C\u00f3 th\u1ec3 \u0111\u1eb7t kho\u1ea3ng th\u1eddi gian (1\uff5e999) ph\u00fat t\u00f9y \u00fd<\/td>\n<\/tr>\n<tr>\n<td>Chu k\u1ef3 b\u1ea3o tr\u00ec<\/td>\n<td colspan=\"4\">Khuy\u1ebfn ngh\u1ecb m\u1ed7i th\u00e1ng m\u1ed9t l\u1ea7n (xem ch\u01b0\u01a1ng b\u1ea3o tr\u00ec)<\/td>\n<\/tr>\n<tr>\n<td>Y\u00eau c\u1ea7u v\u1ec1 m\u00f4i tr\u01b0\u1eddng<\/td>\n<td colspan=\"4\">Ph\u00f2ng th\u00f4ng tho\u00e1ng, kh\u00f4 r\u00e1o, kh\u00f4ng rung l\u1eafc m\u1ea1nh;Nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng khuy\u1ebfn ngh\u1ecb\uff1a\uff0815\uff5e28\uff09\u2103\uff1b\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i\uff1a\u226485% \uff08Kh\u00f4ng ng\u01b0ng t\u1ee5\uff09<\/td>\n<\/tr>\n<tr>\n<td>D\u00f2ng m\u1eabu n\u01b0\u1edbc<\/td>\n<td colspan=\"4\">\uff08200-400\uff09 mL\/ph\u00fat<\/td>\n<\/tr>\n<tr>\n<td>\u00c1p su\u1ea5t \u0111\u1ea7u v\u00e0o<\/td>\n<td colspan=\"4\">\uff080.1-0.3\uff09 thanh<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc \u0111\u1ea7u v\u00e0o<\/td>\n<td colspan=\"4\">\uff080-40\uff09\u2103<\/td>\n<\/tr>\n<tr>\n<td>Ngu\u1ed3n \u0111i\u1ec7n<\/td>\n<td colspan=\"4\">AC (100-240)V\uff1b 50\/60Hz<\/td>\n<\/tr>\n<tr>\n<td>S\u1ee9c m\u1ea1nh<\/td>\n<td colspan=\"4\">120W<\/td>\n<\/tr>\n<tr>\n<td>K\u1ebft n\u1ed1i ngu\u1ed3n<\/td>\n<td colspan=\"4\">D\u00e2y ngu\u1ed3n 3 l\u00f5i c\u00f3 ph\u00edch c\u1eafm \u0111\u01b0\u1ee3c n\u1ed1i v\u00e0o \u1ed5 \u0111i\u1ec7n b\u1eb1ng d\u00e2y n\u1ed1i \u0111\u1ea5t<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra d\u1eef li\u1ec7u<\/td>\n<td colspan=\"4\">RS232\/RS485\/\uff084\uff5e20\uff09mA<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td colspan=\"4\">H*W*D\uff1a\uff08800*400*200\uff09mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nNgo\u00e0i \u0111\u1ed9 ch\u00ednh x\u00e1c, \u0111\u1ed9 nh\u1ea1y, d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 t\u00ednh linh ho\u1ea1t, M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Lab 945 c\u00f2n mang l\u1ea1i \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 tin c\u1eady cao. \u0110\u1ed3ng h\u1ed3 n\u00e0y \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t khi s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y trong ph\u00f2ng th\u00ed nghi\u1ec7m ho\u1eb7c hi\u1ec7n tr\u01b0\u1eddng, v\u1edbi thi\u1ebft k\u1ebf ch\u1eafc ch\u1eafn c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t. \u0110\u1ed9 b\u1ec1n n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u0111\u1ed3ng h\u1ed3 s\u1ebd ti\u1ebfp t\u1ee5c cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c theo th\u1eddi gian, gi\u00fap \u0111\u00e2y tr\u1edf th\u00e0nh kho\u1ea3n \u0111\u1ea7u t\u01b0 l\u00e2u d\u00e0i cho b\u1ea5t k\u1ef3 ch\u01b0\u01a1ng tr\u00ecnh ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc n\u00e0o.<\/p>\n<p>Nh\u00ecn chung, M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb cho b\u1ea5t k\u1ef3 ai tham gia ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc. V\u1edbi m\u1ee9c \u0111\u1ed9 ch\u00ednh x\u00e1c, \u0111\u1ed9 nh\u1ea1y, d\u1ec5 s\u1eed d\u1ee5ng, t\u00ednh linh ho\u1ea1t, \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 tin c\u1eady cao, \u0111\u1ed3ng h\u1ed3 n\u00e0y mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 an to\u00e0n v\u00e0 tinh khi\u1ebft c\u1ee7a n\u01b0\u1edbc u\u1ed1ng c\u1ee7a ch\u00fang ta. Cho d\u00f9 ki\u1ec3m tra ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m trong n\u01b0\u1edbc u\u1ed1ng, gi\u00e1m s\u00e1t n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p hay ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u m\u00f4i tr\u01b0\u1eddng, M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u00e1ng tin c\u1eady v\u00e0 ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 gi\u00fap \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng ngu\u1ed3n cung c\u1ea5p n\u01b0\u1edbc c\u1ee7a ch\u00fang ta.<\/p>\n<h1 id=\"how-to-properly-calibrate-and-maintain-lab-945-conductivity-meter-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Cach_hieu_chuan_va_bao_tri_may_do_do_dan_Lab_945_dung_cach\"><\/span>C\u00e1ch hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 \u0111\u00fang c\u00e1ch<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nM\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu trong c\u00e1c m\u00f4i tr\u01b0\u1eddng khoa h\u1ecdc v\u00e0 c\u00f4ng nghi\u1ec7p kh\u00e1c nhau \u0111\u1ec3 \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec \u0111\u00fang c\u00e1ch c\u00e1c thi\u1ebft b\u1ecb n\u00e0y m\u1ed9t c\u00e1ch th\u01b0\u1eddng xuy\u00ean. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd th\u1ea3o lu\u1eadn c\u00e1c b\u01b0\u1edbc li\u00ean quan \u0111\u1ebfn vi\u1ec7c hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u.<\/p>\n<p>Hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 l\u00e0 m\u1ed9t quy tr\u00ecnh \u0111\u01a1n gi\u1ea3n bao g\u1ed3m vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh thi\u1ebft b\u1ecb \u0111\u1ec3 \u0111o ch\u00ednh x\u00e1c \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch chu\u1ea9n . Tr\u01b0\u1edbc khi hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c \u0111i\u1ec7n c\u1ef1c s\u1ea1ch v\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 m\u1ea3nh v\u1ee5n n\u00e0o c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a k\u1ebft qu\u1ea3 \u0111o. \u0110\u1ec3 b\u1eaft \u0111\u1ea7u qu\u00e1 tr\u00ecnh hi\u1ec7u chu\u1ea9n, h\u00e3y chu\u1ea9n b\u1ecb dung d\u1ecbch chu\u1ea9n c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ed9 d\u1eabn \u0111\u00e3 bi\u1ebft v\u00e0 nh\u00fang c\u00e1c \u0111i\u1ec7n c\u1ef1c c\u1ee7a m\u00e1y \u0111o v\u00e0o dung d\u1ecbch.<\/p>\n<p>Sau khi nh\u00fang c\u00e1c \u0111i\u1ec7n c\u1ef1c v\u00e0o dung d\u1ecbch chu\u1ea9n, h\u00e3y l\u00e0m theo h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec3 b\u1eaft \u0111\u1ea7u qu\u00e1 tr\u00ecnh hi\u1ec7u chu\u1ea9n. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh m\u00e1y \u0111o \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi gi\u00e1 tr\u1ecb \u0111\u1ed9 d\u1eabn c\u1ee7a dung d\u1ecbch chu\u1ea9n. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i c\u1ea9n th\u1eadn l\u00e0m theo h\u01b0\u1edbng d\u1eabn do nh\u00e0 s\u1ea3n xu\u1ea5t cung c\u1ea5p \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o vi\u1ec7c hi\u1ec7u chu\u1ea9n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n ch\u00ednh x\u00e1c.<\/p>\n<p>Sau khi hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i b\u1ea3o tr\u00ec thi\u1ebft b\u1ecb th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady. M\u1ed9t trong nh\u1eefng nhi\u1ec7m v\u1ee5 b\u1ea3o tr\u00ec quan tr\u1ecdng nh\u1ea5t l\u00e0 l\u00e0m s\u1ea1ch c\u00e1c \u0111i\u1ec7n c\u1ef1c sau m\u1ed7i l\u1ea7n s\u1eed d\u1ee5ng \u0111\u1ec3 lo\u1ea1i b\u1ecf b\u1ea5t k\u1ef3 ch\u1ea5t c\u1eb7n n\u00e0o c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a k\u1ebft qu\u1ea3 \u0111o. \u0110\u1ec3 l\u00e0m s\u1ea1ch c\u00e1c \u0111i\u1ec7n c\u1ef1c, h\u00e3y lau nh\u1eb9 ch\u00fang b\u1eb1ng v\u1ea3i m\u1ec1m ho\u1eb7c kh\u0103n gi\u1ea5y th\u1ea5m dung d\u1ecbch t\u1ea9y r\u1eeda nh\u1eb9.<\/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 \u0111i\u1ec7n tr\u1edf RM-220s\/ER-510<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi<\/td>\n<td>0-20uS\/cm2; 0-18,25M\u03a9<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>2,0 ph\u1ea7n tr\u0103m (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>0,01\/0,02 cm<sup>-1<\/sup><\/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>ER-510:\u0111\u1ea7u ra 4-20mA\/RS485<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra<\/td>\n<td>ER-510:\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<p>Ngo\u00e0i vi\u1ec7c v\u1ec7 sinh c\u00e1c \u0111i\u1ec7n c\u1ef1c, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra t\u00ecnh tr\u1ea1ng c\u1ee7a c\u00e1c \u0111i\u1ec7n c\u1ef1c v\u00e0 thay th\u1ebf ch\u00fang n\u1ebfu ch\u00fang c\u00f3 d\u1ea5u hi\u1ec7u m\u00f2n ho\u1eb7c h\u01b0 h\u1ecfng. Theo th\u1eddi gian, c\u00e1c \u0111i\u1ec7n c\u1ef1c c\u00f3 th\u1ec3 b\u1ecb m\u00f2n ho\u1eb7c b\u1ecb \u0103n m\u00f2n, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a k\u1ebft qu\u1ea3 \u0111o. B\u1eb1ng c\u00e1ch th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra v\u00e0 thay th\u1ebf c\u00e1c \u0111i\u1ec7n c\u1ef1c, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00e1y \u0111o ti\u1ebfp t\u1ee5c cung c\u1ea5p k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c.<\/p>\n<p>M\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng kh\u00e1c c\u1ee7a vi\u1ec7c b\u1ea3o tr\u00ec m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Lab 945 l\u00e0 b\u1ea3o qu\u1ea3n m\u00e1y \u0111\u00fang c\u00e1ch khi kh\u00f4ng s\u1eed d\u1ee5ng. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 b\u1ea3o qu\u1ea3n m\u00e1y \u0111o \u1edf m\u00f4i tr\u01b0\u1eddng kh\u00f4 r\u00e1o, s\u1ea1ch s\u1ebd, tr\u00e1nh \u00e1nh n\u1eafng tr\u1ef1c ti\u1ebfp v\u00e0 nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t. B\u1ea3o qu\u1ea3n m\u00e1y \u0111o trong m\u00f4i tr\u01b0\u1eddng th\u00edch h\u1ee3p c\u00f3 th\u1ec3 gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a m\u00e1y v\u00e0 \u0111\u1ea3m b\u1ea3o m\u00e1y ti\u1ebfp t\u1ee5c cung c\u1ea5p s\u1ed1 li\u1ec7u ch\u00ednh x\u00e1c.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"plastic water tubing connectors\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/rGJ1e70hr6s?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>\nT\u00f3m l\u1ea1i, vi\u1ec7c hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady. B\u1eb1ng c\u00e1ch tu\u00e2n theo c\u00e1c quy tr\u00ecnh hi\u1ec7u chu\u1ea9n th\u00edch h\u1ee3p v\u00e0 b\u1ea3o tr\u00ec thi\u1ebft b\u1ecb th\u01b0\u1eddng xuy\u00ean, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng thi\u1ebft b\u1ecb ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u01b0u. H\u00e3y nh\u1edb l\u00e0m s\u1ea1ch c\u00e1c \u0111i\u1ec7n c\u1ef1c sau m\u1ed7i l\u1ea7n s\u1eed d\u1ee5ng, ki\u1ec3m tra t\u00ecnh tr\u1ea1ng c\u1ee7a ch\u00fang th\u01b0\u1eddng xuy\u00ean v\u00e0 b\u1ea3o qu\u1ea3n m\u00e1y \u0111o \u0111\u00fang c\u00e1ch \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a m\u00e1y. B\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Lab 945 c\u1ee7a b\u1ea1n ti\u1ebfp t\u1ee5c cung c\u1ea5p s\u1ed1 li\u1ec7u ch\u00ednh x\u00e1c trong nhi\u1ec1u n\u0103m t\u1edbi.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn Lab 945 \u0111\u1ec3 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 an to\u00e0n v\u00e0 tinh khi\u1ebft c\u1ee7a n\u01b0\u1edbc u\u1ed1ng c\u1ee7a ch\u00fang ta. M\u1ed9t trong nh\u1eefng th\u00f4ng s\u1ed1 quan tr\u1ecdng th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111o trong&#8230;<\/p>\n","protected":false},"author":1,"featured_media":1229,"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":[158],"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":true,"content":true,"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":true,"content":true,"excerpt":false},"it":{"title":true,"content":true,"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":false,"content":false,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/10252"}],"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=10252"}],"version-history":[{"count":13,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/10252\/revisions"}],"predecessor-version":[{"id":10442,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/10252\/revisions\/10442"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/1229"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=10252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=10252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=10252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}