{"id":13328,"date":"2024-04-28T14:12:27","date_gmt":"2024-04-28T06:12:27","guid":{"rendered":"https:\/\/shchimay.com\/?p=13328"},"modified":"2024-04-28T16:46:27","modified_gmt":"2024-04-28T08:46:27","slug":"dissolved-oxygen-level-sensor-for-arduino","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/dissolved-oxygen-level-sensor-for-arduino\/","title":{"rendered":"c\u1ea3m bi\u1ebfn \u0111o m\u1ee9c oxy h\u00f2a tan cho arduino"},"content":{"rendered":"<h1 id=\"understanding-dissolved-oxygen-level-sensors-for-arduino-wpaicgheading\">T\u00ecm hi\u1ec3u v\u1ec1 c\u1ea3m bi\u1ebfn m\u1ee9c oxy h\u00f2a tan cho Arduino<\/h1>\n<p>\nC\u1ea3m bi\u1ebfn m\u1ee9c oxy h\u00f2a tan l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u1ec3 theo d\u00f5i l\u01b0\u1ee3ng oxy c\u00f3 trong n\u01b0\u1edbc. Nh\u1eefng c\u1ea3m bi\u1ebfn n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n, gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng v\u00e0 \u1ee9ng d\u1ee5ng x\u1eed l\u00fd n\u01b0\u1edbc \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c sinh v\u1eadt d\u01b0\u1edbi n\u01b0\u1edbc c\u00f3 \u0111\u1ee7 oxy \u0111\u1ec3 t\u1ed3n t\u1ea1i. Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, m\u1ed1i quan t\u00e2m \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111o n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan v\u1edbi b\u1ed9 vi \u0111i\u1ec1u khi\u1ec3n Arduino ng\u00e0y c\u00e0ng t\u0103ng do gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng.<\/p>\n<p>Arduino l\u00e0 n\u1ec1n t\u1ea3ng \u0111i\u1ec7n t\u1eed ngu\u1ed3n m\u1edf cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1ea1o c\u00e1c d\u1ef1 \u00e1n t\u01b0\u01a1ng t\u00e1c b\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m . B\u1eb1ng c\u00e1ch k\u1ebft n\u1ed1i c\u1ea3m bi\u1ebfn m\u1ee9c oxy h\u00f2a tan v\u1edbi bo m\u1ea1ch Arduino, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111o v\u00e0 theo d\u00f5i n\u1ed3ng \u0111\u1ed9 oxy trong n\u01b0\u1edbc theo th\u1eddi gian th\u1ef1c. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch cho nh\u1eefng ng\u01b0\u1eddi nu\u00f4i c\u00e1, nh\u00e0 nghi\u00ean c\u1ee9u v\u00e0 ng\u01b0\u1eddi c\u00f3 s\u1edf th\u00edch mu\u1ed1n \u0111\u1ea3m b\u1ea3o s\u1ee9c kh\u1ecfe v\u00e0 ph\u00fac l\u1ee3i c\u1ee7a c\u00e1c sinh v\u1eadt d\u01b0\u1edbi n\u01b0\u1edbc m\u00e0 h\u1ecd ch\u0103m s\u00f3c.<\/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 v\u00e0 nbsp; (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\">L\u00e0m vi\u1ec7c v\u00e0 m\u00f4i tr\u01b0\u1eddng<\/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>\nC\u00f3 m\u1ed9t s\u1ed1 lo\u1ea1i c\u1ea3m bi\u1ebfn m\u1ee9c oxy h\u00f2a tan c\u00f3 s\u1eb5n \u0111\u1ec3 s\u1eed d\u1ee5ng v\u1edbi Arduino, bao g\u1ed3m c\u1ea3m bi\u1ebfn quang h\u1ecdc, \u0111i\u1ec7n h\u00f3a v\u00e0 \u0111i\u1ec7n. C\u1ea3m bi\u1ebfn quang h\u1ecdc s\u1eed d\u1ee5ng \u00e1nh s\u00e1ng \u0111\u1ec3 \u0111o n\u1ed3ng \u0111\u1ed9 oxy trong n\u01b0\u1edbc, trong khi c\u1ea3m bi\u1ebfn \u0111i\u1ec7n h\u00f3a d\u1ef1a v\u00e0o ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc \u0111\u1ec3 ph\u00e1t hi\u1ec7n n\u1ed3ng \u0111\u1ed9 oxy. M\u1eb7t kh\u00e1c, c\u1ea3m bi\u1ebfn \u0111i\u1ec7n t\u1ea1o ra d\u00f2ng \u0111i\u1ec7n t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi l\u01b0\u1ee3ng oxy c\u00f3 trong n\u01b0\u1edbc.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"DOSING PUMP Metering pump aquarium pump advantages\" width=\"720\" height=\"540\" src=\"https:\/\/www.youtube.com\/embed\/_BjeFfrLClM?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>\nKhi ch\u1ecdn c\u1ea3m bi\u1ebfn \u0111o m\u1ee9c oxy h\u00f2a tan cho Arduino, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 \u0111\u1ed9 ch\u00ednh x\u00e1c, th\u1eddi gian \u0111\u00e1p \u1ee9ng v\u00e0 y\u00eau c\u1ea7u hi\u1ec7u chu\u1ea9n. C\u1ea3m bi\u1ebfn quang h\u1ecdc \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 th\u1eddi gian ph\u1ea3n h\u1ed3i nhanh, khi\u1ebfn ch\u00fang tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u ph\u00e9p \u0111o ch\u00ednh x\u00e1c. C\u1ea3m bi\u1ebfn \u0111i\u1ec7n h\u00f3a c\u0169ng ph\u1ed5 bi\u1ebfn do chi ph\u00ed th\u1ea5p v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng, nh\u01b0ng ch\u00fang c\u00f3 th\u1ec3 c\u1ea7n hi\u1ec7u chu\u1ea9n th\u01b0\u1eddng xuy\u00ean h\u01a1n \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"Revers Osmosis Meters for water\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/iqv_DhA6MMg?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>\u0110\u1ec3 k\u1ebft n\u1ed1i c\u1ea3m bi\u1ebfn \u0111o m\u1ee9c oxy h\u00f2a tan v\u1edbi bo m\u1ea1ch Arduino, ng\u01b0\u1eddi d\u00f9ng s\u1ebd c\u1ea7n l\u00e0m theo h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u1ec1 n\u1ed1i d\u00e2y v\u00e0 l\u1eadp tr\u00ecnh. H\u1ea7u h\u1ebft c\u00e1c c\u1ea3m bi\u1ebfn \u0111\u1ec1u \u0111i k\u00e8m b\u1ea3ng d\u1eef li\u1ec7u cung c\u1ea5p th\u00f4ng tin v\u1ec1 c\u00e1ch giao ti\u1ebfp v\u1edbi c\u1ea3m bi\u1ebfn v\u00e0 \u0111\u1ecdc c\u00e1c gi\u00e1 tr\u1ecb n\u1ed3ng \u0111\u1ed9 oxy. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng Arduino IDE (M\u00f4i tr\u01b0\u1eddng ph\u00e1t tri\u1ec3n t\u00edch h\u1ee3p) v\u00e0 vi\u1ebft m\u1ed9t \u0111o\u1ea1n m\u00e3 \u0111\u01a1n gi\u1ea3n, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111\u1ecdc d\u1eef li\u1ec7u c\u1ea3m bi\u1ebfn v\u00e0 hi\u1ec3n th\u1ecb tr\u00ean m\u00e1y t\u00ednh ho\u1eb7c thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/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 oxy h\u00f2a tan DO-810\/1800<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi<\/td>\n<td>0-20,00 mg\/L<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>\u00b10,5 ph\u1ea7n tr\u0103m FS<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9. Comp.<\/td>\n<td>0-60\u2103<\/td>\n<\/tr>\n<tr>\n<td>Ho\u1ea1t \u0111\u1ed9ng. Nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>0\uff5e60\u2103<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea3m bi\u1ebfn<\/td>\n<td>C\u1ea3m bi\u1ebfn oxy h\u00f2a tan<\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec3n th\u1ecb<\/td>\n<td>Ho\u1ea1t \u0111\u1ed9ng m\u00e3 ph\u00e2n \u0111o\u1ea1n\/M\u00e0n h\u00ecnh LCD 128*64(DO-1800)<\/td>\n<\/tr>\n<tr>\n<td>Giao ti\u1ebfp<\/td>\n<td>RS485 t\u00f9y ch\u1ecdn<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra<\/td>\n<td>4-20mA \u0111\u1ea7u ra v\u00e0 nbsp; \u0110i\u1ec1u khi\u1ec3n r\u01a1le k\u00e9p gi\u1edbi h\u1ea1n Cao\/Th\u1ea5p<\/td>\n<\/tr>\n<tr>\n<td>S\u1ee9c m\u1ea1nh<\/td>\n<td>AC 220V\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c AC 110V\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c DC24V\/0,5A<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng:0\uff5e50\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i\u226485 ph\u1ea7n tr\u0103m<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td>96\u00d796\u00d7100mm(H\u00d7W\u00d7L)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td>92\u00d792mm(H\u00d7W)<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ebf \u0110\u1ed9 C\u00e0i \u0110\u1eb7t<\/td>\n<td>\u0110\u00e3 nh\u00fang<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u00ednh c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111o m\u1ee9c oxy h\u00f2a tan v\u1edbi Arduino l\u00e0 kh\u1ea3 n\u0103ng t\u1ea1o ra c\u00e1c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t t\u00f9y ch\u1ec9nh \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3. V\u00ed d\u1ee5: ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp c\u1ea3nh b\u00e1o \u0111\u1ec3 th\u00f4ng b\u00e1o khi n\u1ed3ng \u0111\u1ed9 oxy gi\u1ea3m xu\u1ed1ng d\u01b0\u1edbi m\u1ed9t ng\u01b0\u1ee1ng nh\u1ea5t \u0111\u1ecbnh ho\u1eb7c ghi d\u1eef li\u1ec7u theo th\u1eddi gian \u0111\u1ec3 theo d\u00f5i nh\u1eefng thay \u0111\u1ed5i v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc. B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p d\u1eef li\u1ec7u c\u1ea3m bi\u1ebfn v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 m\u00f4i tr\u01b0\u1eddng kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 pH, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 hi\u1ec3u bi\u1ebft to\u00e0n di\u1ec7n h\u01a1n v\u1ec1 h\u1ec7 sinh th\u00e1i d\u01b0\u1edbi n\u01b0\u1edbc m\u00e0 h\u1ecd \u0111ang theo d\u00f5i.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/04\/CCT-8301A-Conductivity-Resistivity-Online-Controller5.jpg\" alt=\"alt-6110\" class=\"wp-image-6110\" id=\"i6110\" \/><br \/>\n<img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/ROS-2015-RO\u7a0b\u5e8f\u63a7\u5236\u56681.png\" alt=\"alt-6111\" class=\"wp-image-6111\" id=\"i6111\" \/><br \/>\nT\u00f3m l\u1ea1i, c\u1ea3m bi\u1ebfn m\u1ee9c oxy h\u00f2a tan cho Arduino mang l\u1ea1i gi\u1ea3i ph\u00e1p linh ho\u1ea1t v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed \u0111\u1ec3 theo d\u00f5i n\u1ed3ng \u0111\u1ed9 oxy trong n\u01b0\u1edbc. B\u1eb1ng c\u00e1ch ch\u1ecdn c\u1ea3m bi\u1ebfn ph\u00f9 h\u1ee3p cho \u1ee9ng d\u1ee5ng c\u1ee7a m\u00ecnh v\u00e0 l\u00e0m theo h\u01b0\u1edbng d\u1eabn thi\u1ebft l\u1eadp v\u00e0 hi\u1ec7u ch\u1ec9nh c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u00edch h\u1ee3p c\u00e1c c\u1ea3m bi\u1ebfn n\u00e0y v\u00e0o d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh v\u00e0 thu \u0111\u01b0\u1ee3c nh\u1eefng hi\u1ec3u bi\u1ebft c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 t\u00ecnh tr\u1ea1ng c\u1ee7a m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc. Cho d\u00f9 b\u1ea1n l\u00e0 ng\u01b0\u1eddi c\u00f3 s\u1edf th\u00edch, nh\u00e0 nghi\u00ean c\u1ee9u hay ng\u01b0\u1eddi ch\u01a1i c\u00e1 c\u1ea3nh, vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111o m\u1ee9c oxy h\u00f2a tan v\u1edbi Arduino c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n \u0111\u1ea3m b\u1ea3o s\u1ee9c kh\u1ecfe c\u1ee7a c\u00e1c sinh v\u1eadt d\u01b0\u1edbi n\u01b0\u1edbc v\u00e0 duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u v\u1ec1 c\u1ea3m bi\u1ebfn m\u1ee9c oxy h\u00f2a tan cho Arduino C\u1ea3m bi\u1ebfn m\u1ee9c oxy h\u00f2a tan l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u1ec3 theo d\u00f5i l\u01b0\u1ee3ng oxy c\u00f3 trong n\u01b0\u1edbc. Nh\u1eefng c\u1ea3m bi\u1ebfn n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n, gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng v\u00e0 \u1ee9ng d\u1ee5ng x\u1eed l\u00fd n\u01b0\u1edbc \u0111\u1ec3 \u0111\u1ea3m&#8230;<\/p>\n","protected":false},"author":1,"featured_media":1245,"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":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\/13328"}],"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=13328"}],"version-history":[{"count":11,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/13328\/revisions"}],"predecessor-version":[{"id":13341,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/13328\/revisions\/13341"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/1245"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=13328"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=13328"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=13328"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}