{"id":18669,"date":"2024-08-01T08:52:00","date_gmt":"2024-08-01T00:52:00","guid":{"rendered":"https:\/\/shchimay.com\/?p=18669"},"modified":"2024-08-01T19:31:18","modified_gmt":"2024-08-01T11:31:18","slug":"hand-held-tds-meter","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/hand-held-tds-meter\/","title":{"rendered":"m\u00e1y \u0111o tds c\u1ea7m tay"},"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\/hand-held-tds-meter\/#Loi_ich_cua_viec_su_dung_may_do_TDS_cam_tay_de_kiem_tra_chat_luong_nuoc\" title=\"L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y \u0111o TDS c\u1ea7m tay \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 TDS c\u1ea7m tay \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\/hand-held-tds-meter\/#Cach_chon_may_do_TDS_cam_tay_tot_nhat_cho_nhu_cau_cua_ban\" title=\"C\u00e1ch ch\u1ecdn m\u00e1y \u0111o TDS c\u1ea7m tay t\u1ed1t nh\u1ea5t cho nhu c\u1ea7u c\u1ee7a b\u1ea1n\">C\u00e1ch ch\u1ecdn m\u00e1y \u0111o TDS c\u1ea7m tay t\u1ed1t nh\u1ea5t cho nhu c\u1ea7u c\u1ee7a b\u1ea1n<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"the-benefits-of-using-a-handheld-tds-meter-for-water-quality-testing-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Loi_ich_cua_viec_su_dung_may_do_TDS_cam_tay_de_kiem_tra_chat_luong_nuoc\"><\/span>L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y \u0111o TDS c\u1ea7m tay \u0111\u1ec3 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nCh\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y c\u1ee7a ch\u00fang ta, v\u00ec n\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn s\u1ee9c kh\u1ecfe v\u00e0 tinh th\u1ea7n c\u1ee7a ch\u00fang ta. M\u1ed9t trong nh\u1eefng th\u00f4ng s\u1ed1 ch\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 T\u1ed5ng ch\u1ea5t r\u1eafn h\u00f2a tan (TDS), d\u00f9ng \u0111\u1ec3 ch\u1ec9 t\u1ed5ng l\u01b0\u1ee3ng ch\u1ea5t v\u00f4 c\u01a1 v\u00e0 h\u1eefu c\u01a1 h\u00f2a tan trong n\u01b0\u1edbc. Gi\u00e1m s\u00e1t m\u1ee9c TDS l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u01b0\u1edbc ch\u00fang ta ti\u00eau th\u1ee5 an to\u00e0n v\u00e0 kh\u00f4ng c\u00f3 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m c\u00f3 h\u1ea1i.<\/p>\n<p>M\u1ed9t trong nh\u1eefng c\u00f4ng c\u1ee5 ti\u1ec7n l\u1ee3i v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 \u0111o m\u1ee9c TDS trong n\u01b0\u1edbc l\u00e0 m\u00e1y \u0111o TDS c\u1ea7m tay. Nh\u1eefng thi\u1ebft b\u1ecb di \u0111\u1ed9ng n\u00e0y nh\u1ecf g\u1ecdn, d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 cung c\u1ea5p k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady ch\u1ec9 trong v\u00e0i gi\u00e2y. B\u1eb1ng c\u00e1ch \u0111\u1ea7u t\u01b0 v\u00e0o m\u00e1y \u0111o TDS c\u1ea7m tay, b\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t vi\u1ec7c ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u01b0\u1edbc u\u1ed1ng c\u1ee7a b\u1ea1n \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n c\u1ea7n thi\u1ebft.<\/p>\n<p>M\u1ed9t trong nh\u1eefng l\u1ee3i \u00edch ch\u00ednh c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y \u0111o TDS c\u1ea7m tay l\u00e0 t\u00ednh di \u0111\u1ed9ng c\u1ee7a n\u00f3. Nh\u1eefng thi\u1ebft b\u1ecb n\u00e0y \u0111\u1ee7 nh\u1ecf \u0111\u1ec3 n\u1eb1m g\u1ecdn trong l\u00f2ng b\u00e0n tay c\u1ee7a b\u1ea1n, khi\u1ebfn ch\u00fang tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng \u0111\u1ec3 th\u1eed nghi\u1ec7m khi \u0111ang di chuy\u1ec3n. Cho d\u00f9 b\u1ea1n \u0111ang \u1edf nh\u00e0, v\u0103n ph\u00f2ng hay ngo\u00e0i hi\u1ec7n tr\u01b0\u1eddng, m\u00e1y \u0111o TDS c\u1ea7m tay cho ph\u00e9p b\u1ea1n \u0111\u00e1nh gi\u00e1 nhanh ch\u00f3ng v\u00e0 d\u1ec5 d\u00e0ng m\u1ee9c TDS trong ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a m\u00ecnh. T\u00ednh di \u0111\u1ed9ng n\u00e0y l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb cho ch\u1ee7 nh\u00e0, c\u00e1c chuy\u00ean gia x\u1eed l\u00fd n\u01b0\u1edbc c\u0169ng nh\u01b0 c\u00e1c nh\u00e0 khoa h\u1ecdc m\u00f4i tr\u01b0\u1eddng.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"High Accuracy 4-20mA Absolute Pressure Transmitter For Liquid Gas And Steam\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/EL0pJGBee4I?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>Ngo\u00e0i t\u00ednh di \u0111\u1ed9ng, m\u00e1y \u0111o TDS c\u1ea7m tay c\u00f2n c\u1ef1c k\u1ef3 th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng. H\u1ea7u h\u1ebft c\u00e1c ki\u1ec3u m\u00e1y \u0111\u1ec1u c\u00f3 giao di\u1ec7n \u0111\u01a1n gi\u1ea3n v\u1edbi m\u00e0n h\u00ecnh k\u1ef9 thu\u1eadt s\u1ed1 hi\u1ec3n th\u1ecb s\u1ed1 \u0111\u1ecdc TDS theo ph\u1ea7n tri\u1ec7u (ppm) ho\u1eb7c miligam tr\u00ean l\u00edt (mg\/L). \u0110\u1ec3 s\u1eed d\u1ee5ng m\u00e1y \u0111o TDS c\u1ea7m tay, ch\u1ec9 c\u1ea7n nh\u00fang \u0111\u1ea7u d\u00f2 v\u00e0o m\u1eabu n\u01b0\u1edbc, \u0111\u1ee3i s\u1ed1 \u0111\u1ecdc \u1ed5n \u0111\u1ecbnh v\u00e0 ghi l\u1ea1i k\u1ebft qu\u1ea3. Quy tr\u00ecnh \u0111\u01a1n gi\u1ea3n n\u00e0y gi\u00fap m\u1ecdi ng\u01b0\u1eddi d\u1ec5 d\u00e0ng th\u1ef1c hi\u1ec7n ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u00e0o t\u1ea1o chuy\u00ean m\u00f4n ho\u1eb7c chuy\u00ean m\u00f4n.<\/p>\n<p>H\u01a1n n\u1eefa, m\u00e1y \u0111o TDS c\u1ea7m tay c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 cung c\u1ea5p k\u1ebft qu\u1ea3 theo th\u1eddi gian th\u1ef1c, cho ph\u00e9p b\u1ea1n \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc c\u1ee7a m\u00ecnh. cung c\u1ea5p n\u01b0\u1edbc. B\u1eb1ng c\u00e1ch th\u01b0\u1eddng xuy\u00ean theo d\u00f5i m\u1ee9c TDS, b\u1ea1n c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n b\u1ea5t k\u1ef3 thay \u0111\u1ed5i ho\u1eb7c bi\u1ebfn \u0111\u1ed9ng n\u00e0o v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng th\u00edch h\u1ee3p \u0111\u1ec3 gi\u1ea3i quy\u1ebft m\u1ecdi v\u1ea5n \u0111\u1ec1 c\u00f3 th\u1ec3 ph\u00e1t sinh. Ph\u01b0\u01a1ng ph\u00e1p ch\u1ee7 \u0111\u1ed9ng ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc n\u00e0y c\u00f3 th\u1ec3 gi\u00fap ng\u0103n ng\u1eeba c\u00e1c nguy c\u01a1 ti\u1ec1m \u1ea9n v\u1ec1 s\u1ee9c kh\u1ecfe v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u01b0\u1edbc c\u1ee7a b\u1ea1n v\u1eabn an to\u00e0n \u0111\u1ec3 ti\u00eau d\u00f9ng.<\/p>\n<p>M\u1ed9t \u01b0u \u0111i\u1ec3m kh\u00e1c c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y \u0111o TDS c\u1ea7m tay l\u00e0 gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng. So v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m truy\u1ec1n th\u1ed1ng trong ph\u00f2ng th\u00ed nghi\u1ec7m, m\u00e1y \u0111o TDS c\u1ea7m tay t\u01b0\u01a1ng \u0111\u1ed1i r\u1ebb ti\u1ec1n v\u00e0 mang l\u1ea1i gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed \u0111\u1ec3 theo d\u00f5i ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc th\u01b0\u1eddng xuy\u00ean. B\u1eb1ng c\u00e1ch \u0111\u1ea7u t\u01b0 v\u00e0o m\u00e1y \u0111o TDS c\u1ea7m tay, b\u1ea1n c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 ti\u1ec1n b\u1ea1c cho c\u00e1c th\u1eed nghi\u1ec7m \u0111\u1eaft ti\u1ec1n trong ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 c\u00f3 \u0111\u01b0\u1ee3c s\u1ef1 ti\u1ec7n l\u1ee3i khi ki\u1ec3m tra n\u01b0\u1edbc b\u1ea5t c\u1ee9 khi n\u00e0o v\u00e0 b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o b\u1ea1n c\u1ea7n.<\/p>\n<p>T\u00f3m l\u1ea1i, m\u00e1y \u0111o TDS c\u1ea7m tay l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u01b0\u1edbc u\u1ed1ng c\u1ee7a b\u1ea1n an to\u00e0n v\u00e0 kh\u00f4ng c\u00f3 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m. V\u1edbi t\u00ednh di \u0111\u1ed9ng, d\u1ec5 s\u1eed d\u1ee5ng, \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng, m\u00e1y \u0111o TDS c\u1ea7m tay l\u00e0 thi\u1ebft b\u1ecb c\u1ea7n thi\u1ebft cho b\u1ea5t k\u1ef3 ai quan t\u00e2m \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a m\u00ecnh. B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p m\u00e1y \u0111o TDS c\u1ea7m tay v\u00e0o th\u00f3i quen ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, b\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc ch\u1ee7 \u0111\u1ed9ng \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe v\u00e0 tinh th\u1ea7n c\u1ee7a m\u00ecnh.<\/p>\n<h1 id=\"how-to-choose-the-best-handheld-tds-meter-for-your-needs-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Cach_chon_may_do_TDS_cam_tay_tot_nhat_cho_nhu_cau_cua_ban\"><\/span>C\u00e1ch ch\u1ecdn m\u00e1y \u0111o TDS c\u1ea7m tay t\u1ed1t nh\u1ea5t cho nhu c\u1ea7u c\u1ee7a b\u1ea1n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nKhi n\u00f3i \u0111\u1ebfn vi\u1ec7c gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, m\u00e1y \u0111o TDS c\u1ea7m tay l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu. T\u1ed5ng ch\u1ea5t r\u1eafn h\u00f2a tan (TDS) \u0111\u1ec1 c\u1eadp \u0111\u1ebfn l\u01b0\u1ee3ng ch\u1ea5t h\u00f2a tan trong n\u01b0\u1edbc, bao g\u1ed3m kho\u00e1ng ch\u1ea5t, mu\u1ed1i v\u00e0 kim lo\u1ea1i. M\u00e1y \u0111o TDS \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a n\u01b0\u1edbc, li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn l\u01b0\u1ee3ng ch\u1ea5t r\u1eafn h\u00f2a tan c\u00f3 trong n\u01b0\u1edbc. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u00e1y \u0111o TDS c\u1ea7m tay, b\u1ea1n c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh nhanh ch\u00f3ng v\u00e0 d\u1ec5 d\u00e0ng \u0111\u1ed9 tinh khi\u1ebft c\u1ee7a ngu\u1ed3n n\u01b0\u1edbc.<\/p>\n<p>C\u00f3 m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 c\u1ea7n c\u00e2n nh\u1eafc khi ch\u1ecdn m\u00e1y \u0111o TDS c\u1ea7m tay t\u1ed1t nh\u1ea5t cho nhu c\u1ea7u c\u1ee7a b\u1ea1n. \u0110i\u1ec1u \u0111\u1ea7u ti\u00ean c\u1ea7n t\u00ecm ki\u1ebfm l\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c. B\u1ea1n mu\u1ed1n m\u1ed9t m\u00e1y \u0111o cung c\u1ea5p s\u1ed1 \u0111o ch\u00ednh x\u00e1c \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 tin t\u01b0\u1edfng v\u00e0o k\u1ebft qu\u1ea3. H\u00e3y t\u00ecm m\u1ed9t m\u00e1y \u0111o c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao, th\u01b0\u1eddng trong kho\u1ea3ng +\/- 2% s\u1ed1 \u0111\u1ecdc.<\/p>\n<p>M\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng kh\u00e1c c\u1ea7n xem x\u00e9t l\u00e0 ph\u1ea1m vi c\u1ee7a m\u00e1y \u0111o TDS. C\u00e1c \u0111\u1ed3ng h\u1ed3 kh\u00e1c nhau c\u00f3 ph\u1ea1m vi kh\u00e1c nhau, v\u00ec v\u1eady b\u1ea1n s\u1ebd mu\u1ed1n ch\u1ecdn lo\u1ea1i c\u00f3 th\u1ec3 \u0111o m\u1ee9c TDS c\u1ee7a ngu\u1ed3n n\u01b0\u1edbc c\u1ee5 th\u1ec3 c\u1ee7a m\u00ecnh. M\u1ed9t s\u1ed1 m\u00e1y \u0111o c\u00f3 ph\u1ea1m vi \u0111o t\u1eeb 0-999 ppm, trong khi nh\u1eefng m\u00e1y kh\u00e1c c\u00f3 th\u1ec3 \u0111o t\u1edbi 9999 ppm ho\u1eb7c cao h\u01a1n. \u0110\u1ea3m b\u1ea3o ch\u1ecdn m\u00e1y \u0111o c\u00f3 ph\u1ea1m vi ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n.<\/p>\n<p>T\u00ednh d\u1ec5 s\u1eed d\u1ee5ng c\u0169ng r\u1ea5t quan tr\u1ecdng khi ch\u1ecdn m\u00e1y \u0111o TDS c\u1ea7m tay. H\u00e3y t\u00ecm m\u1ed9t m\u00e1y \u0111o v\u1eadn h\u00e0nh \u0111\u01a1n gi\u1ea3n, c\u00f3 h\u01b0\u1edbng d\u1eabn r\u00f5 r\u00e0ng v\u00e0 m\u00e0n h\u00ecnh d\u1ec5 \u0111\u1ecdc. M\u1ed9t s\u1ed1 m\u00e1y \u0111o c\u00f3 c\u00e1c t\u00ednh n\u0103ng b\u1ed5 sung nh\u01b0 ch\u1ee9c n\u0103ng b\u00f9 ho\u1eb7c gi\u1eef nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng, c\u00f3 th\u1ec3 gi\u00fap vi\u1ec7c ki\u1ec3m tra tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>m\u00f4 h\u00ecnh<\/td>\n<td colspan=\"2\">B\u1ed9 \u0111i\u1ec1u khi\u1ec3n truy\u1ec1n tr\u1ef1c tuy\u1ebfn pH\/ORP d\u00f2ng pH\/ORP-5500<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\">Ph\u1ea1m vi \u0111o<\/td>\n<td>pH<\/td>\n<td>0.00~14.00<\/td>\n<\/tr>\n<tr>\n<td>ORP<\/td>\n<td>-2000mV~2000mV<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9.<\/td>\n<td>( 0,0~50,0)\u2103\u00a0 (th\u00e0nh ph\u1ea7n b\u00f9 nhi\u1ec7t \u0111\u1ed9:NTC10K)<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\">\u0110\u1ed9 ph\u00e2n gi\u1ea3i<\/td>\n<td>pH<\/td>\n<td>0.01<\/td>\n<\/tr>\n<tr>\n<td>ORP<\/td>\n<td>1mV<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9.<\/td>\n<td>0,1\u2103<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\">\u0111\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>pH<\/td>\n<td>0.1<\/td>\n<\/tr>\n<tr>\n<td>ORP<\/td>\n<td>\u00b15mV\uff08b\u1ed9 ph\u1eadn \u0111i\u1ec7n t\u1eed\uff09<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9.<\/td>\n<td>\u00b10.5\u2103<\/td>\n<\/tr>\n<tr>\n<td>Tr\u1edf kh\u00e1ng \u0111\u1ea7u v\u00e0o g\u1ea7n \u0111\u00fang<\/td>\n<td colspan=\"2\">3\u00d71011\u03a9<\/td>\n<\/tr>\n<tr>\n<td>Dung d\u1ecbch \u0111\u1ec7m<\/td>\n<td colspan=\"2\">gi\u00e1 tr\u1ecb pH: 10,00\uff1b9,18\uff1b7,00\uff1b6,86\uff1b4,01\uff1b4,00<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9. ph\u1ea1m vi b\u00f9<\/td>\n<td colspan=\"2\">(0~50)\u2103\uff08v\u1edbi 25\u2103 l\u00e0m ti\u00eau chu\u1ea9n\uff09B\u00f9 nhi\u1ec7t \u0111\u1ed9 th\u1ee7 c\u00f4ng v\u00e0 t\u1ef1 \u0111\u1ed9ng<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\">(4~20)mA<\/td>\n<td>\u0111\u1eb7c \u0111i\u1ec3m<\/td>\n<td>D\u1ee5ng c\u1ee5\/m\u00e1y ph\u00e1t b\u1ecb c\u00f4 l\u1eadp, c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ho\u00e0n to\u00e0n, c\u00f3 th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c \u0111\u1ec3 l\u1ef1a ch\u1ecdn<\/td>\n<\/tr>\n<tr>\n<td>\u0110i\u1ec7n tr\u1edf v\u00f2ng l\u1eb7p<\/td>\n<td>500\u03a9\uff08Max\uff09\uff0cDC 24V<\/td>\n<\/tr>\n<tr>\n<td>\u0111\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>\u00b10.1mA<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Ki\u1ec3m so\u00e1t li\u00ean h\u1ec7<\/td>\n<td>Ti\u1ebfp \u0111i\u1ec3m \u0111i\u1ec7n<\/td>\n<td>R\u01a1le \u0111\u00f4i SPST-NO, ki\u1ec3u tr\u1ea3 v\u1ec1<\/td>\n<\/tr>\n<tr>\n<td>Dung l\u01b0\u1ee3ng v\u00f2ng l\u1eb7p<\/td>\n<td>AC 220V\/AC 110V 2A(T\u1ed1i \u0111a)\uff1bDC 24V 2A(T\u1ed1i \u0111a)<\/td>\n<\/tr>\n<tr>\n<td>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng<\/td>\n<td colspan=\"2\">3W<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">M\u00f4i tr\u01b0\u1eddng\u00a0l\u00e0m vi\u1ec7c<\/td>\n<td>nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>(0~50)\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0111\u1ed9 \u1ea9m<\/td>\n<td>\u226485\uff05RH(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 colspan=\"2\">Nhi\u1ec7t \u0111\u1ed9.(-20-60) \u2103;\u0111\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>K\u00edch th\u01b0\u1edbc ph\u00e1c th\u1ea3o<\/td>\n<td colspan=\"2\">96mm\u00d796mm\u00d7105mm\uff08H\u00d7W\u00d7D\uff09<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td colspan=\"2\">91mm\u00d791mm(H\u00d7W)<\/td>\n<\/tr>\n<tr>\n<td>c\u00e0i \u0111\u1eb7t<\/td>\n<td colspan=\"2\">G\u1eafn b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, l\u1eafp \u0111\u1eb7t nhanh<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\n\u0110\u1ed9 b\u1ec1n l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng kh\u00e1c c\u1ea7n c\u00e2n nh\u1eafc khi ch\u1ecdn m\u00e1y \u0111o TDS c\u1ea7m tay. B\u1ea1n mu\u1ed1n m\u1ed9t chi\u1ebfc \u0111\u1ed3ng h\u1ed3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ed3n t\u1ea1i l\u00e2u d\u00e0i v\u00e0 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c vi\u1ec7c s\u1eed d\u1ee5ng th\u01b0\u1eddng xuy\u00ean. H\u00e3y t\u00ecm m\u1ed9t chi\u1ebfc m\u00e1y \u0111o c\u00f3 k\u1ebft c\u1ea5u ch\u1eafc ch\u1eafn v\u00e0 thi\u1ebft k\u1ebf ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng n\u00f3 trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau m\u00e0 kh\u00f4ng lo b\u1ecb h\u01b0 h\u1ecfng.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/DO-1800-Dissolved-oxygen-measurement-and-control-instrument-2-1.png\" alt=\"alt-9920\" class=\"wp-image-9920\" id=\"i9920\" \/><\/p>\n<p>Khi n\u00f3i \u0111\u1ebfn gi\u00e1 c\u1ea3, m\u00e1y \u0111o TDS c\u1ea7m tay c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u lo\u1ea1i t\u1eeb m\u1eabu b\u00ecnh d\u00e2n \u0111\u1ebfn m\u1eabu \u0111\u1eaft ti\u1ec1n h\u01a1n. H\u00e3y xem x\u00e9t ng\u00e2n s\u00e1ch c\u1ee7a b\u1ea1n v\u00e0 t\u1ea7n su\u1ea5t b\u1ea1n s\u1ebd s\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 tr\u01b0\u1edbc khi \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh. M\u1eb7c d\u00f9 \u0111\u1ed3ng h\u1ed3 \u0111\u1eaft ti\u1ec1n h\u01a1n c\u00f3 th\u1ec3 cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng b\u1ed5 sung v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c cao h\u01a1n, t\u00f9y ch\u1ecdn ph\u00f9 h\u1ee3p v\u1edbi ng\u00e2n s\u00e1ch h\u01a1n v\u1eabn c\u00f3 th\u1ec3 mang l\u1ea1i k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady khi s\u1eed d\u1ee5ng kh\u00f4ng th\u01b0\u1eddng xuy\u00ean.<\/p>\n<p>Ngo\u00e0i nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y, h\u00e3y xem x\u00e9t th\u01b0\u01a1ng hi\u1ec7u v\u00e0 danh ti\u1ebfng c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ed3ng h\u1ed3 TDS. H\u00e3y t\u00ecm m\u1ed9t c\u00f4ng ty c\u00f3 uy t\u00edn v\u1edbi l\u1ecbch s\u1eed s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng xu\u1ea5t s\u1eafc. \u0110\u1ecdc \u0111\u00e1nh gi\u00e1 t\u1eeb nh\u1eefng ng\u01b0\u1eddi d\u00f9ng kh\u00e1c c\u0169ng c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t.<\/p>\n<p>T\u00f3m l\u1ea1i, vi\u1ec7c ch\u1ecdn m\u00e1y \u0111o TDS c\u1ea7m tay t\u1ed1t nh\u1ea5t cho nhu c\u1ea7u c\u1ee7a b\u1ea1n \u0111\u00f2i h\u1ecfi ph\u1ea3i xem x\u00e9t c\u1ea9n th\u1eadn v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c, ph\u1ea1m vi, t\u00ednh d\u1ec5 s\u1eed d\u1ee5ng, \u0111\u1ed9 b\u1ec1n, gi\u00e1 c\u1ea3 v\u00e0 danh ti\u1ebfng th\u01b0\u01a1ng hi\u1ec7u. B\u1eb1ng c\u00e1ch t\u00ednh \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn \u0111\u1ed3ng h\u1ed3 \u0111o cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady v\u1ec1 m\u1ee9c TDS trong ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a b\u1ea1n. Cho d\u00f9 b\u1ea1n \u0111ang ki\u1ec3m tra \u0111\u1ed9 tinh khi\u1ebft c\u1ee7a n\u01b0\u1edbc u\u1ed1ng, n\u01b0\u1edbc h\u1ed3 c\u00e1 hay dung d\u1ecbch dinh d\u01b0\u1ee1ng th\u1ee7y canh, m\u00e1y \u0111o TDS c\u1ea7m tay l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 v\u00f4 gi\u00e1 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 an to\u00e0n n\u01b0\u1edbc.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y \u0111o TDS c\u1ea7m tay \u0111\u1ec3 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc Ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y c\u1ee7a ch\u00fang ta, v\u00ec n\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn s\u1ee9c kh\u1ecfe v\u00e0 tinh th\u1ea7n c\u1ee7a ch\u00fang ta. M\u1ed9t trong nh\u1eefng th\u00f4ng s\u1ed1 ch\u00ednh&#8230;<\/p>\n","protected":false},"author":1,"featured_media":18437,"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":[200],"tags":[134429,11058,84064,134481],"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":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:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/18669"}],"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=18669"}],"version-history":[{"count":17,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/18669\/revisions"}],"predecessor-version":[{"id":19006,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/18669\/revisions\/19006"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/18437"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=18669"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=18669"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=18669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}