{"id":23431,"date":"2024-09-01T01:25:43","date_gmt":"2024-08-31T17:25:43","guid":{"rendered":"https:\/\/shchimay.com\/?p=23431"},"modified":"2024-09-02T11:52:48","modified_gmt":"2024-09-02T03:52:48","slug":"how-ec-meter-works","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/how-ec-meter-works\/","title":{"rendered":"\u0111\u1ed3ng h\u1ed3 ec ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o"},"content":{"rendered":"<h1 id=\"understanding-the-basics-of-ec-meters-wpaicgheading\">T\u00ecm hi\u1ec3u ki\u1ebfn \u200b\u200bth\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 m\u00e1y \u0111o EC<\/h1>\n<p>\nM\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n (EC) l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111o n\u1ed3ng \u0111\u1ed9 mu\u1ed1i h\u00f2a tan trong dung d\u1ecbch. Nh\u1eefng m\u00e1y \u0111o n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong n\u00f4ng nghi\u1ec7p, th\u1ee7y canh, nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n v\u00e0 gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ee9c dinh d\u01b0\u1ee1ng th\u00edch h\u1ee3p trong n\u01b0\u1edbc ho\u1eb7c \u0111\u1ea5t. Hi\u1ec3u c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y \u0111o EC l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c s\u1ed1 \u0111\u1ecdc ch\u00ednh x\u00e1c v\u00e0 duy tr\u00ec \u0111i\u1ec1u ki\u1ec7n ph\u00e1t tri\u1ec3n t\u1ed1i \u01b0u cho th\u1ef1c v\u1eadt ho\u1eb7c sinh v\u1eadt d\u01b0\u1edbi n\u01b0\u1edbc.<\/p>\n<p> C\u1ed1t l\u00f5i c\u1ee7a m\u00e1y \u0111o EC l\u00e0 m\u1ed9t \u0111\u1ea7u d\u00f2 ch\u1ee9a hai \u0111i\u1ec7n c\u1ef1c tr\u1edf l\u00ean. Khi \u0111\u1ea7u d\u00f2 \u0111\u01b0\u1ee3c ng\u00e2m trong dung d\u1ecbch, m\u1ed9t d\u00f2ng \u0111i\u1ec7n s\u1ebd truy\u1ec1n qua gi\u1eefa c\u00e1c \u0111i\u1ec7n c\u1ef1c. \u0110\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u00f2ng \u0111i\u1ec7n n\u00e0y, sau \u0111\u00f3 \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng \u0111\u1ed3ng h\u1ed3 \u0111o. N\u1ed3ng \u0111\u1ed9 mu\u1ed1i h\u00f2a tan trong dung d\u1ecbch c\u00e0ng cao th\u00ec \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u00e0ng cao v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n<p>M\u00e1y \u0111o EC th\u01b0\u1eddng hi\u1ec3n th\u1ecb s\u1ed1 \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n theo \u0111\u01a1n v\u1ecb microsiemens tr\u00ean centimet (\u00b5S\/cm) ho\u1eb7c millisiemens tr\u00ean centimet (mS\/cm) . C\u00e1c \u0111\u01a1n v\u1ecb n\u00e0y bi\u1ec3u th\u1ecb kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch, v\u1edbi gi\u00e1 tr\u1ecb cao h\u01a1n t\u01b0\u01a1ng \u1ee9ng v\u1edbi n\u1ed3ng \u0111\u1ed9 mu\u1ed1i cao h\u01a1n. B\u1eb1ng c\u00e1ch theo d\u00f5i m\u1ee9c EC, ng\u01b0\u1eddi tr\u1ed3ng c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh dung d\u1ecbch dinh d\u01b0\u1ee1ng ph\u00f9 h\u1ee3p \u0111\u1ec3 ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng b\u00f3n ph\u00e2n qu\u00e1 m\u1ee9c ho\u1eb7c thi\u1ebfu h\u1ee5t ch\u1ea5t dinh d\u01b0\u1ee1ng.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/RO-Controller-ROS-2210-SPEC.jpg\" alt=\"alt-835\" class=\"wp-image-835\" id=\"i835\" \/><\/p>\n<p>\nM\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u1ea7n c\u00e2n nh\u1eafc khi s\u1eed d\u1ee5ng m\u00e1y \u0111o EC l\u00e0 nhi\u1ec7t \u0111\u1ed9. \u0110\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec7t \u0111\u1ed9, ngh\u0129a l\u00e0 s\u1ed1 \u0111\u1ecdc c\u00f3 th\u1ec3 thay \u0111\u1ed5i khi nhi\u1ec7t \u0111\u1ed9 thay \u0111\u1ed5i. H\u1ea7u h\u1ebft c\u00e1c m\u00e1y \u0111o EC \u0111\u1ec1u c\u00f3 ch\u1ee9c n\u0103ng b\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u00edch h\u1ee3p \u0111\u1ec3 t\u00ednh \u0111\u1ebfn nh\u1eefng bi\u1ebfn \u0111\u1ed9ng n\u00e0y v\u00e0 cung c\u1ea5p s\u1ed1 li\u1ec7u ch\u00ednh x\u00e1c b\u1ea5t k\u1ec3 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a dung d\u1ecbch.<\/p>\n<p>Hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o EC l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a n\u00f3. Hi\u1ec7u chu\u1ea9n bao g\u1ed3m vi\u1ec7c ki\u1ec3m tra m\u00e1y \u0111o b\u1eb1ng dung d\u1ecbch chu\u1ea9n \u0111\u00e3 bi\u1ebft c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee5 th\u1ec3. B\u1eb1ng c\u00e1ch so s\u00e1nh s\u1ed1 \u0111\u1ecdc c\u1ee7a m\u00e1y \u0111o v\u1edbi gi\u00e1 tr\u1ecb \u0111\u00e3 bi\u1ebft, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh c\u00e0i \u0111\u1eb7t hi\u1ec7u chu\u1ea9n n\u1ebfu c\u1ea7n. N\u00ean hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o EC th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a n\u00f3.<\/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 pH\/ORP-9500 pH\/ORP<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi<\/td>\n<td>0-14 pH; -2000 &#8211; +2000mV<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>\u00b10.1pH; \u00b12mV<\/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\uff5e100\u2103<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea3m bi\u1ebfn<\/td>\n<td>c\u1ea3m bi\u1ebfn pH \u0111\u00f4i\/ba; C\u1ea3m bi\u1ebfn ORP<\/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\/RS485<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra<\/td>\n<td>\u0110i\u1ec1u khi\u1ec3n r\u01a1le ba 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\u00d7132mm(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><\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"What is the difference between a pressure transducer and a transmitter?\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/pvmTopsolMY?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 \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, m\u1ed9t s\u1ed1 m\u00e1y \u0111o EC ti\u00ean ti\u1ebfn c\u00f2n cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng b\u1ed5 sung nh\u01b0 \u0111o t\u1ed5ng ch\u1ea5t r\u1eafn h\u00f2a tan (TDS) ho\u1eb7c \u0111\u1ed9 m\u1eb7n. M\u00e1y \u0111o TDS \u0111o t\u1ed5ng l\u01b0\u1ee3ng ch\u1ea5t r\u1eafn h\u00f2a tan trong dung d\u1ecbch, bao g\u1ed3m kho\u00e1ng ch\u1ea5t, mu\u1ed1i v\u00e0 c\u00e1c ch\u1ea5t kh\u00e1c. M\u1eb7t kh\u00e1c, m\u00e1y \u0111o \u0111\u1ed9 m\u1eb7n \u0111\u1eb7c bi\u1ec7t \u0111o n\u1ed3ng \u0111\u1ed9 mu\u1ed1i trong dung d\u1ecbch, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 theo d\u00f5i ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc trong m\u00f4i tr\u01b0\u1eddng bi\u1ec3n ho\u1eb7c n\u01b0\u1edbc l\u1ee3.<\/p>\n<p>Khi s\u1eed d\u1ee5ng m\u00e1y \u0111o EC, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i tu\u00e2n theo h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec3 x\u1eed l\u00fd \u0111\u00fang c\u00e1ch v\u00e0 b\u1ea3o tr\u00ec. Gi\u1eef \u0111\u1ea7u d\u00f2 s\u1ea1ch s\u1ebd v\u00e0 b\u1ea3o qu\u1ea3n \u0111\u00fang c\u00e1ch c\u00f3 th\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a m\u00e1y \u0111o v\u00e0 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 \u0111o ch\u00ednh x\u00e1c. B\u1ea1n c\u0169ng n\u00ean th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra \u0111\u1ea7u d\u00f2 \u0111\u1ec3 ph\u00e1t hi\u1ec7n b\u1ea5t k\u1ef3 d\u1ea5u hi\u1ec7u hao m\u00f2n ho\u1eb7c h\u01b0 h\u1ecfng n\u00e0o nh\u1eb1m ng\u0103n ng\u1eeba m\u1ecdi v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n v\u1edbi ph\u00e9p \u0111o.<\/p>\n<p>T\u00f3m l\u1ea1i, m\u00e1y \u0111o EC l\u00e0 c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ec3 theo d\u00f5i m\u1ee9c \u0111\u1ed9 dinh d\u01b0\u1ee1ng trong n\u01b0\u1edbc ho\u1eb7c \u0111\u1ea5t v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111i\u1ec1u ki\u1ec7n ph\u00e1t tri\u1ec3n t\u1ed1i \u01b0u cho th\u1ef1c v\u1eadt ho\u1eb7c th\u1ee7y sinh sinh v\u1eadt. B\u1eb1ng c\u00e1ch hi\u1ec3u c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c \u0111\u1ed3ng h\u1ed3 n\u00e0y v\u00e0 tu\u00e2n theo c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec t\u1ed1t nh\u1ea5t, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c s\u1ed1 li\u1ec7u ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 h\u1ed7 tr\u1ee3 nhu c\u1ea7u gi\u00e1m s\u00e1t n\u00f4ng nghi\u1ec7p ho\u1eb7c m\u00f4i tr\u01b0\u1eddng c\u1ee7a h\u1ecd. Cho d\u00f9 b\u1ea1n l\u00e0 ng\u01b0\u1eddi l\u00e0m v\u01b0\u1eddn c\u00f3 s\u1edf th\u00edch hay ng\u01b0\u1eddi tr\u1ed3ng chuy\u00ean nghi\u1ec7p, vi\u1ec7c \u0111\u1ea7u t\u01b0 v\u00e0o m\u00e1y \u0111o EC ch\u1ea5t l\u01b0\u1ee3ng c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 t\u1ed1t h\u01a1n v\u00e0 t\u1ed1i \u0111a h\u00f3a s\u1ee9c kh\u1ecfe c\u0169ng nh\u01b0 n\u0103ng su\u1ea5t c\u1ee7a c\u00e2y tr\u1ed3ng ho\u1eb7c c\u00e1c lo\u00e0i th\u1ee7y sinh c\u1ee7a b\u1ea1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u ki\u1ebfn \u200b\u200bth\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 m\u00e1y \u0111o EC M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n (EC) l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111o n\u1ed3ng \u0111\u1ed9 mu\u1ed1i h\u00f2a tan trong dung d\u1ecbch. Nh\u1eefng m\u00e1y \u0111o n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong n\u00f4ng nghi\u1ec7p, th\u1ee7y canh, nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n v\u00e0 gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng \u0111\u1ec3 \u0111\u1ea3m&#8230;<\/p>\n","protected":false},"author":1,"featured_media":18708,"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":[11305,187,11058],"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\/23431"}],"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=23431"}],"version-history":[{"count":17,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/23431\/revisions"}],"predecessor-version":[{"id":23586,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/23431\/revisions\/23586"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/18708"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=23431"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=23431"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=23431"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}