{"id":13903,"date":"2024-05-01T10:01:02","date_gmt":"2024-05-01T02:01:02","guid":{"rendered":"https:\/\/shchimay.com\/?p=13903"},"modified":"2024-05-01T11:24:29","modified_gmt":"2024-05-01T03:24:29","slug":"low-cost-dissolved-oxygen-sensor","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/low-cost-dissolved-oxygen-sensor\/","title":{"rendered":"c\u1ea3m bi\u1ebfn oxy h\u00f2a tan chi ph\u00ed th\u1ea5p"},"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\/low-cost-dissolved-oxygen-sensor\/#Loi_ich_cua_viec_su_dung_cam_bien_oxy_hoa_tan_chi_phi_thap_trong_nuoi_trong_thuy_san\" title=\"L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn oxy h\u00f2a tan chi ph\u00ed th\u1ea5p trong nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n\">L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn oxy h\u00f2a tan chi ph\u00ed th\u1ea5p trong nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n<\/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\/low-cost-dissolved-oxygen-sensor\/#So_sanh_cac_cam_bien_oxy_hoa_tan_co_chi_phi_thap_khac_nhau_tren_thi_truong\" title=\"So s\u00e1nh c\u00e1c c\u1ea3m bi\u1ebfn oxy h\u00f2a tan c\u00f3 chi ph\u00ed th\u1ea5p kh\u00e1c nhau tr\u00ean th\u1ecb tr\u01b0\u1eddng\">So s\u00e1nh c\u00e1c c\u1ea3m bi\u1ebfn oxy h\u00f2a tan c\u00f3 chi ph\u00ed th\u1ea5p kh\u00e1c nhau tr\u00ean th\u1ecb tr\u01b0\u1eddng<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"benefits-of-using-low-cost-dissolved-oxygen-sensors-in-aquaculture-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Loi_ich_cua_viec_su_dung_cam_bien_oxy_hoa_tan_chi_phi_thap_trong_nuoi_trong_thuy_san\"><\/span>L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn oxy h\u00f2a tan chi ph\u00ed th\u1ea5p trong nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nNu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n, nu\u00f4i tr\u1ed3ng c\u00e1c sinh v\u1eadt th\u1ee7y sinh nh\u01b0 c\u00e1, \u0111\u1ed9ng v\u1eadt c\u00f3 v\u1ecf v\u00e0 th\u1ef1c v\u1eadt, \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ng\u00e0nh ng\u00e0y c\u00e0ng quan tr\u1ecdng trong vi\u1ec7c \u0111\u00e1p \u1ee9ng nhu c\u1ea7u th\u1ee7y s\u1ea3n ng\u00e0y c\u00e0ng t\u0103ng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. M\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong ho\u1ea1t \u0111\u1ed9ng nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n th\u00e0nh c\u00f4ng l\u00e0 duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc t\u1ed1i \u01b0u, bao g\u1ed3m c\u1ea3 l\u01b0\u1ee3ng oxy h\u00f2a tan. Oxy h\u00f2a tan r\u1ea5t c\u1ea7n thi\u1ebft cho s\u1ef1 t\u1ed3n t\u1ea1i v\u00e0 ph\u00e1t tri\u1ec3n c\u1ee7a sinh v\u1eadt d\u01b0\u1edbi n\u01b0\u1edbc, v\u00ec n\u00f3 c\u1ea7n thi\u1ebft cho qu\u00e1 tr\u00ecnh h\u00f4 h\u1ea5p v\u00e0 trao \u0111\u1ed5i ch\u1ea5t. Gi\u00e1m s\u00e1t n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan trong h\u1ec7 th\u1ed1ng nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ee9c kh\u1ecfe v\u00e0 n\u0103ng su\u1ea5t c\u1ee7a c\u00e1c sinh v\u1eadt th\u1ee7y sinh \u0111\u01b0\u1ee3c nu\u00f4i.<\/p>\n<p>\n<img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/05\/\u5fae\u4fe1\u56fe\u7247_20230508094225-scaled.jpg\" alt=\"alt-981\" class=\"wp-image-981\" id=\"i981\" \/><br \/>\nTheo truy\u1ec1n th\u1ed1ng, c\u1ea3m bi\u1ebfn oxy h\u00f2a tan \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n r\u1ea5t \u0111\u1eaft ti\u1ec1n v\u00e0 c\u1ea7n ph\u1ea3i hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean. Tuy nhi\u00ean, nh\u1eefng ti\u1ebfn b\u1ed9 g\u1ea7n \u0111\u00e2y trong c\u00f4ng ngh\u1ec7 c\u1ea3m bi\u1ebfn \u0111\u00e3 d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u1ea3m bi\u1ebfn oxy h\u00f2a tan v\u1edbi chi ph\u00ed th\u1ea5p, mang l\u1ea1i gi\u1ea3i ph\u00e1p thu\u1eadn ti\u1ec7n v\u00e0 gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng h\u01a1n cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n. Nh\u1eefng c\u1ea3m bi\u1ebfn n\u00e0y cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady v\u1ec1 n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan trong n\u01b0\u1edbc, cho ph\u00e9p ng\u01b0\u1eddi nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n theo d\u00f5i v\u00e0 duy tr\u00ec c\u00e1c \u0111i\u1ec1u ki\u1ec7n t\u1ed1i \u01b0u cho sinh v\u1eadt d\u01b0\u1edbi n\u01b0\u1edbc.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/Detail-06.png\" alt=\"alt-982\" class=\"wp-image-982\" id=\"i982\" \/><\/p>\n<p>M\u1ed9t trong nh\u1eefng l\u1ee3i \u00edch ch\u00ednh c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn oxy h\u00f2a tan v\u1edbi chi ph\u00ed th\u1ea5p trong nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n l\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed. C\u1ea3m bi\u1ebfn oxy h\u00f2a tan truy\u1ec1n th\u1ed1ng c\u00f3 th\u1ec3 t\u1ed1n k\u00e9m \u0111\u1ec3 mua v\u00e0 b\u1ea3o tr\u00ec, khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh kho\u1ea3n \u0111\u1ea7u t\u01b0 \u0111\u00e1ng k\u1ec3 cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n. Ng\u01b0\u1ee3c l\u1ea1i, c\u00e1c c\u1ea3m bi\u1ebfn chi ph\u00ed th\u1ea5p c\u00f3 gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng h\u01a1n, cho ph\u00e9p ng\u01b0\u1eddi nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n trang b\u1ecb cho h\u1ec7 th\u1ed1ng c\u1ee7a h\u1ecd nhi\u1ec1u c\u1ea3m bi\u1ebfn \u0111\u1ec3 gi\u00e1m s\u00e1t to\u00e0n di\u1ec7n m\u00e0 kh\u00f4ng t\u1ed1n qu\u00e1 nhi\u1ec1u chi ph\u00ed. Gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed n\u00e0y cho ph\u00e9p ng\u01b0\u1eddi nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t v\u1ec1 qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c ho\u1eb7c \u0111\u1ed9 tin c\u1eady.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"MFC 8800 IOT Instrument water treatment meter\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/W0akqcNoJzE?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 vi\u1ec7c ti\u1ebft ki\u1ec7m chi ph\u00ed, c\u1ea3m bi\u1ebfn oxy h\u00f2a tan chi ph\u00ed th\u1ea5p c\u00f2n mang \u0111\u1ebfn s\u1ef1 thu\u1eadn ti\u1ec7n v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng h\u01a1n cho ng\u01b0\u1eddi nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n. Nh\u1eefng c\u1ea3m bi\u1ebfn n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng, v\u1edbi quy tr\u00ecnh l\u1eafp \u0111\u1eb7t v\u00e0 v\u1eadn h\u00e0nh \u0111\u01a1n gi\u1ea3n. Nhi\u1ec1u c\u1ea3m bi\u1ebfn gi\u00e1 r\u1ebb c\u0169ng \u0111\u01b0\u1ee3c trang b\u1ecb k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y, cho ph\u00e9p ng\u01b0\u1eddi nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n theo d\u00f5i t\u1eeb xa n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan trong th\u1eddi gian th\u1ef1c t\u1eeb \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh ho\u1eb7c m\u00e1y t\u00ednh c\u1ee7a h\u1ecd. Kh\u1ea3 n\u0103ng gi\u00e1m s\u00e1t t\u1eeb xa n\u00e0y mang l\u1ea1i cho ng\u01b0\u1eddi nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n s\u1ef1 linh ho\u1ea1t v\u00e0 kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t ho\u1ea1t \u0111\u1ed9ng cao h\u01a1n, cho ph\u00e9p h\u1ecd ph\u1ea3n \u1ee9ng nhanh ch\u00f3ng v\u1edbi b\u1ea5t k\u1ef3 thay \u0111\u1ed5i n\u00e0o v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng 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>\nH\u01a1n n\u1eefa, c\u1ea3m bi\u1ebfn oxy h\u00f2a tan gi\u00e1 r\u1ebb th\u01b0\u1eddng b\u1ec1n h\u01a1n v\u00e0 \u00edt c\u1ea7n hi\u1ec7u chu\u1ea9n, b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean h\u01a1n so v\u1edbi c\u1ea3m bi\u1ebfn truy\u1ec1n th\u1ed1ng. \u0110\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 tin c\u1eady n\u00e0y l\u00e0m cho c\u1ea3m bi\u1ebfn chi ph\u00ed th\u1ea5p tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng \u0111\u1ec3 s\u1eed d\u1ee5ng l\u00e2u d\u00e0i trong c\u00e1c h\u1ec7 th\u1ed1ng nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n, gi\u1ea3m nhu c\u1ea7u thay th\u1ebf c\u1ea3m bi\u1ebfn th\u01b0\u1eddng xuy\u00ean v\u00e0 chi ph\u00ed b\u1ea3o tr\u00ec. \u0110\u1ed9 tin c\u1eady n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng ng\u01b0\u1eddi nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n c\u00f3 th\u1ec3 tin t\u01b0\u1edfng v\u00e0o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o oxy h\u00f2a tan, cho ph\u00e9p h\u1ecd \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t v\u1ec1 qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc m\u1ed9t c\u00e1ch t\u1ef1 tin.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td colspan=\"2\">B\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng FCT-8350<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi \u0111o<\/td>\n<td>L\u01b0u l\u01b0\u1ee3ng t\u1ee9c th\u1eddi:(0~2000)m3\/h;L\u01b0u l\u01b0\u1ee3ng t\u00edch l\u0169y:(0~99999999)m3<\/td>\n<\/tr>\n<tr>\n<td>T\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y<\/td>\n<td>(0~5)m\/s<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u01b0\u1eddng k\u00ednh \u1ed1ng \u00e1p d\u1ee5ng<\/td>\n<td>DN 25~DN 1000 \u0111\u1ec3 l\u1ef1a ch\u1ecdn<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ph\u00e2n gi\u1ea3i<\/td>\n<td>0,001 m3\/h<\/td>\n<\/tr>\n<tr>\n<td>Kho\u1ea3ng th\u1eddi gian gia h\u1ea1n<\/td>\n<td>1S<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>c\u1ea5p 2.0<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i<\/td>\n<td>\u00b10,5 ph\u1ea7n tr\u0103m <\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u d\u00f2 \u0111\u1ea7u v\u00e0o<\/td>\n<td>Ph\u1ea1m vi: 0,5Hz~2KHz;Ngu\u1ed3n \u0111i\u1ec7n:DC 12V (ngu\u1ed3n cung c\u1ea5p nh\u1ea1c c\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra t\u01b0\u01a1ng t\u1ef1<\/td>\n<td>(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 \u0111i\u1ec1u khi\u1ec3n<\/td>\n<td>R\u01a1le quang \u0111i\u1ec7n t\u1eed b\u00e1n d\u1eabn, d\u00f2ng t\u1ea3i 50mA(max),AC\/DC 30V<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ebf \u0111\u1ed9 \u0111i\u1ec1u khi\u1ec3n<\/td>\n<td>C\u1ea3nh b\u00e1o gi\u1edbi h\u1ea1n l\u01b0u l\u01b0\u1ee3ng cao\/th\u1ea5p t\u1ee9c th\u1eddi, chuy\u1ec3n \u0111\u1ed5i t\u1ea7n s\u1ed1 bi\u1ebfn \u0111\u1ed5i l\u01b0u l\u01b0\u1ee3ng<\/td>\n<\/tr>\n<tr>\n<td>C\u00f4ng su\u1ea5t l\u00e0m vi\u1ec7c<\/td>\n<td>DC24V<\/td>\n<\/tr>\n<tr>\n<td>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng:<\/td>\n<td> v\u00e0 lt;3.0W<\/td>\n<\/tr>\n<tr>\n<td>Chi\u1ec1u d\u00e0i c\u00e1p<\/td>\n<td>5m theo ti\u00eau chu\u1ea9n; ho\u1eb7c (1~500)m \u0111\u1ec3 l\u1ef1a ch\u1ecdn<\/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;\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>M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef<\/td>\n<td>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>M\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7<\/td>\n<td>IP65(c\u00f3 n\u1eafp l\u01b0ng)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td>96 mm\u00d796 mm\u00d794mm (H\u00d7W\u00d7D)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td>91mm\u00d791mm(H\u00d7W)<\/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>\nNh\u00ecn chung, l\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn oxy h\u00f2a tan chi ph\u00ed th\u1ea5p trong nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n l\u00e0 r\u1ea5t r\u00f5 r\u00e0ng. Nh\u1eefng c\u1ea3m bi\u1ebfn n\u00e0y gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed, ti\u1ec7n l\u1ee3i v\u00e0 \u0111\u00e1ng tin c\u1eady, khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh m\u1ed9t l\u1ef1a ch\u1ecdn h\u1ea5p d\u1eabn cho nh\u1eefng ng\u01b0\u1eddi nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n \u0111ang t\u00ecm c\u00e1ch t\u1ed1i \u01b0u h\u00f3a ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00ecnh. B\u1eb1ng c\u00e1ch \u0111\u1ea7u t\u01b0 v\u00e0o c\u00e1c c\u1ea3m bi\u1ebfn chi ph\u00ed th\u1ea5p, ng\u01b0\u1eddi nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ee9c kh\u1ecfe v\u00e0 n\u0103ng su\u1ea5t c\u1ee7a c\u00e1c sinh v\u1eadt d\u01b0\u1edbi n\u01b0\u1edbc b\u1eb1ng c\u00e1ch theo d\u00f5i v\u00e0 duy tr\u00ec c\u00e1c \u0111i\u1ec1u ki\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc t\u1ed1i \u01b0u. V\u1edbi nh\u1eefng ti\u1ebfn b\u1ed9 trong c\u00f4ng ngh\u1ec7 c\u1ea3m bi\u1ebfn, c\u1ea3m bi\u1ebfn oxy h\u00f2a tan chi ph\u00ed th\u1ea5p \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n hi\u1ec7n \u0111\u1ea1i.<\/p>\n<h1 id=\"comparison-of-different-low-cost-dissolved-oxygen-sensors-on-the-market-wpaicgheading\"><span class=\"ez-toc-section\" id=\"So_sanh_cac_cam_bien_oxy_hoa_tan_co_chi_phi_thap_khac_nhau_tren_thi_truong\"><\/span>So s\u00e1nh c\u00e1c c\u1ea3m bi\u1ebfn oxy h\u00f2a tan c\u00f3 chi ph\u00ed th\u1ea5p kh\u00e1c nhau tr\u00ean th\u1ecb tr\u01b0\u1eddng<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nC\u1ea3m bi\u1ebfn oxy h\u00f2a tan l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng, nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n v\u00e0 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i. Nh\u1eefng c\u1ea3m bi\u1ebfn n\u00e0y \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan trong n\u01b0\u1edbc, cung c\u1ea5p d\u1eef li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ec3 duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ee9c kh\u1ecfe c\u1ee7a h\u1ec7 sinh th\u00e1i d\u01b0\u1edbi n\u01b0\u1edbc. M\u1eb7c d\u00f9 c\u00e1c c\u1ea3m bi\u1ebfn oxy h\u00f2a tan truy\u1ec1n th\u1ed1ng c\u00f3 th\u1ec3 \u0111\u1eaft ti\u1ec1n nh\u01b0ng hi\u1ec7n nay tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u00f3 c\u00e1c l\u1ef1a ch\u1ecdn chi ph\u00ed th\u1ea5p mang l\u1ea1i hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady v\u1edbi chi ph\u00ed th\u1ea5p h\u01a1n.<\/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 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n th\u00f4ng minh EC-510<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Ph\u1ea1m vi<\/td>\n<td>0-200\/2000\/4000\/10000uS\/cm<\/td>\n<\/tr>\n<tr>\n<td>0-18,25M\u03a9<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>1,5 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<\/td>\n<\/tr>\n<tr>\n<td>Ho\u1ea1t \u0111\u1ed9ng. Nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>B\u00ecnh th\u01b0\u1eddng 0\uff5e50\u2103; Nhi\u1ec7t \u0111\u1ed9 cao 0\uff5e120\u2103<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea3m bi\u1ebfn<\/td>\n<td>C=0,01\/0,02\/0,1\/1,0\/10,0cm<sup>-1<\/sup><\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec3n th\u1ecb<\/td>\n<td>M\u00e0n H\u00ecnh LCD<\/td>\n<\/tr>\n<tr>\n<td>Giao ti\u1ebfp<\/td>\n<td>\u0110\u1ea7u ra 4-20mA\/2-10V\/1-5V\/RS485<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra<\/td>\n<td>\u0110i\u1ec1u khi\u1ec3n r\u01a1le k\u00e9p gi\u1edbi h\u1ea1n Cao\/Th\u1ea5p<\/td>\n<\/tr>\n<tr>\n<td>S\u1ee9c m\u1ea1nh<\/td>\n<td>AC 220V\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c AC 110V\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c DC24V\/0,5A<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng:0\uff5e50\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i\u226485 ph\u1ea7n tr\u0103m<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td>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>M\u1ed9t c\u1ea3m bi\u1ebfn oxy h\u00f2a tan gi\u00e1 r\u1ebb ph\u1ed5 bi\u1ebfn l\u00e0 C\u1ea3m bi\u1ebfn oxy h\u00f2a tan Atlas Scientific EZO. C\u1ea3m bi\u1ebfn n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u00edch h\u1ee3p d\u1ec5 d\u00e0ng v\u1edbi b\u1ed9 vi \u0111i\u1ec1u khi\u1ec3n v\u00e0 b\u1ed9 ghi d\u1eef li\u1ec7u, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c d\u1ef1 \u00e1n DIY v\u00e0 \u1ee9ng d\u1ee5ng nghi\u00ean c\u1ee9u. C\u1ea3m bi\u1ebfn s\u1eed d\u1ee5ng t\u1ebf b\u00e0o \u0111i\u1ec7n \u0111\u1ec3 \u0111o n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan, cung c\u1ea5p k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c trong nhi\u1ec1u \u0111i\u1ec1u ki\u1ec7n n\u01b0\u1edbc. V\u1edbi quy tr\u00ecnh hi\u1ec7u chu\u1ea9n \u0111\u01a1n gi\u1ea3n v\u00e0 m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p, C\u1ea3m bi\u1ebfn oxy h\u00f2a tan Atlas Scientific EZO l\u00e0 gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed \u0111\u1ec3 theo d\u00f5i n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau.<\/p>\n<p>M\u1ed9t l\u1ef1a ch\u1ecdn chi ph\u00ed th\u1ea5p kh\u00e1c l\u00e0 C\u1ea3m bi\u1ebfn oxy h\u00f2a tan d\u00f2ng Sensorex S8000. C\u1ea3m bi\u1ebfn n\u00e0y c\u00f3 thi\u1ebft k\u1ebf b\u1ec1n b\u1ec9 v\u1edbi n\u1eafp m\u00e0ng c\u00f3 th\u1ec3 thay th\u1ebf, gi\u00fap n\u00f3 ph\u00f9 h\u1ee3p \u0111\u1ec3 s\u1eed d\u1ee5ng l\u00e2u d\u00e0i trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t. C\u1ea3m bi\u1ebfn S8000 Series s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p \u0111o c\u1ef1c ph\u1ed5 \u0111\u1ec3 cung c\u1ea5p s\u1ed1 li\u1ec7u oxy h\u00f2a tan ch\u00ednh x\u00e1c, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady cho c\u00e1c \u1ee9ng d\u1ee5ng gi\u00e1m s\u00e1t li\u00ean t\u1ee5c. V\u1edbi m\u1ee9c gi\u00e1 c\u1ea1nh tranh v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c m\u00e1y \u0111o oxy h\u00f2a tan ti\u00eau chu\u1ea9n, C\u1ea3m bi\u1ebfn oxy h\u00f2a tan d\u00f2ng Sensorex S8000 l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn thi\u1ebft th\u1ef1c cho nh\u1eefng ng\u01b0\u1eddi d\u00f9ng c\u00f3 ng\u00e2n s\u00e1ch ti\u1ebft ki\u1ec7m.<\/p>\n<p>\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi \u0111ang t\u00ecm ki\u1ebfm m\u1ed9t l\u1ef1a ch\u1ecdn linh ho\u1ea1t v\u00e0 gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng, YSI ProDSS (H\u1ec7 th\u1ed1ng l\u1ea5y m\u1eabu k\u1ef9 thu\u1eadt s\u1ed1) cung c\u1ea5p gi\u1ea3i ph\u00e1p chi ph\u00ed th\u1ea5p \u0111\u1ec3 \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan v\u00e0 c\u00e1c th\u00f4ng s\u1ed1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc kh\u00e1c. N\u1ec1n t\u1ea3ng c\u1ea3m bi\u1ebfn ProDSS cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u00f9y ch\u1ec9nh thi\u1ebft l\u1eadp gi\u00e1m s\u00e1t c\u1ee7a m\u00ecnh b\u1eb1ng c\u00e1ch ch\u1ecdn c\u00e1c m\u00f4-\u0111un c\u1ea3m bi\u1ebfn c\u1ee5 th\u1ec3, bao g\u1ed3m c\u1ea3m bi\u1ebfn oxy h\u00f2a tan, c\u1ea3m bi\u1ebfn pH v\u00e0 c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c. V\u1edbi giao di\u1ec7n th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng v\u00e0 k\u1ebft n\u1ed1i Bluetooth, h\u1ec7 th\u1ed1ng ProDSS d\u1ec5 s\u1eed d\u1ee5ng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng v\u00e0 cung c\u1ea5p d\u1eef li\u1ec7u th\u1eddi gian th\u1ef1c \u0111\u1ec3 ph\u00e2n t\u00edch t\u1ea1i ch\u1ed7. M\u1eb7c d\u00f9 kho\u1ea3n \u0111\u1ea7u t\u01b0 ban \u0111\u1ea7u c\u00f3 th\u1ec3 cao h\u01a1n c\u00e1c c\u1ea3m bi\u1ebfn chi ph\u00ed th\u1ea5p kh\u00e1c, nh\u01b0ng t\u00ednh linh ho\u1ea1t v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a YSI ProDSS khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ec3 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc to\u00e0n di\u1ec7n.<\/p>\n<p>T\u00f3m l\u1ea1i, c\u1ea3m bi\u1ebfn oxy h\u00f2a tan chi ph\u00ed th\u1ea5p l\u00e0 gi\u1ea3i ph\u00e1p thay th\u1ebf h\u1ee3p l\u00fd cho c\u1ea3m bi\u1ebfn truy\u1ec1n th\u1ed1ng c\u1ea3m bi\u1ebfn m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t. Cho d\u00f9 b\u1ea1n \u0111ang ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u, gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc trong h\u1ec7 th\u1ed1ng nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n hay qu\u1ea3n l\u00fd quy tr\u00ecnh x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i, \u0111\u1ec1u c\u00f3 m\u1ed9t s\u1ed1 l\u1ef1a ch\u1ecdn c\u00f3 s\u1eb5n tr\u00ean th\u1ecb tr\u01b0\u1eddng ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u v\u00e0 ng\u00e2n s\u00e1ch c\u1ee7a b\u1ea1n. B\u1eb1ng c\u00e1ch so s\u00e1nh c\u00e1c t\u00ednh n\u0103ng v\u00e0 kh\u1ea3 n\u0103ng c\u1ee7a c\u00e1c c\u1ea3m bi\u1ebfn chi ph\u00ed th\u1ea5p kh\u00e1c nhau, b\u1ea1n c\u00f3 th\u1ec3 t\u00ecm ra gi\u1ea3i ph\u00e1p t\u1ed1t nh\u1ea5t cho \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 c\u1ee7a m\u00ecnh. V\u1edbi nh\u1eefng ti\u1ebfn b\u1ed9 trong c\u00f4ng ngh\u1ec7 c\u1ea3m bi\u1ebfn v\u00e0 s\u1ef1 c\u1ea1nh tranh ng\u00e0y c\u00e0ng gia t\u0103ng tr\u00ean th\u1ecb tr\u01b0\u1eddng, c\u1ea3m bi\u1ebfn oxy h\u00f2a tan chi ph\u00ed th\u1ea5p \u0111ang ng\u00e0y c\u00e0ng d\u1ec5 ti\u1ebfp c\u1eadn h\u01a1n v\u1edbi nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng h\u01a1n, gi\u00fap vi\u1ec7c gi\u00e1m s\u00e1t v\u00e0 duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u1edf nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n bao gi\u1edd h\u1ebft.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn oxy h\u00f2a tan chi ph\u00ed th\u1ea5p trong nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n Nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n, nu\u00f4i tr\u1ed3ng c\u00e1c sinh v\u1eadt th\u1ee7y sinh nh\u01b0 c\u00e1, \u0111\u1ed9ng v\u1eadt c\u00f3 v\u1ecf v\u00e0 th\u1ef1c v\u1eadt, \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ng\u00e0nh ng\u00e0y c\u00e0ng quan tr\u1ecdng trong vi\u1ec7c \u0111\u00e1p \u1ee9ng nhu c\u1ea7u th\u1ee7y&#8230;<\/p>\n","protected":false},"author":1,"featured_media":982,"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":[166,194],"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":false,"content":false,"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":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\/13903"}],"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=13903"}],"version-history":[{"count":12,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/13903\/revisions"}],"predecessor-version":[{"id":13978,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/13903\/revisions\/13978"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/982"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=13903"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=13903"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=13903"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}