{"id":23721,"date":"2024-09-04T14:36:21","date_gmt":"2024-09-04T06:36:21","guid":{"rendered":"https:\/\/shchimay.com\/?p=23721"},"modified":"2024-09-06T15:08:46","modified_gmt":"2024-09-06T07:08:46","slug":"how-does-a-ph-controller-work","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/how-does-a-ph-controller-work\/","title":{"rendered":"b\u1ed9 \u0111i\u1ec1u khi\u1ec3n ph ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o"},"content":{"rendered":"<h1 id=\"understanding-the-functionality-of-a-ph-controller-wpaicgheading\">T\u00ecm hi\u1ec3u ch\u1ee9c n\u0103ng c\u1ee7a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n pH<\/h1>\n<p>\nB\u1ed9 \u0111i\u1ec1u khi\u1ec3n pH l\u00e0 thi\u1ebft b\u1ecb d\u00f9ng \u0111\u1ec3 theo d\u00f5i v\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 pH c\u1ee7a dung d\u1ecbch. \u0110\u1ed9 pH, vi\u1ebft t\u1eaft c\u1ee7a &#8220;ti\u1ec1m n\u0103ng hydro&#8221;, l\u00e0 th\u01b0\u1edbc \u0111o \u0111\u1ed9 axit ho\u1eb7c \u0111\u1ed9 ki\u1ec1m c\u1ee7a dung d\u1ecbch. Thang \u0111o pH dao \u0111\u1ed9ng t\u1eeb 0 \u0111\u1ebfn 14, trong \u0111\u00f3 0 l\u00e0 axit cao, 7 l\u00e0 trung t\u00ednh v\u00e0 14 l\u00e0 c\u00f3 t\u00ednh ki\u1ec1m cao. Duy tr\u00ec m\u1ee9c \u0111\u1ed9 pH ch\u00ednh x\u00e1c l\u00e0 r\u1ea5t quan tr\u1ecdng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 x\u1eed l\u00fd n\u01b0\u1edbc, n\u00f4ng nghi\u1ec7p v\u00e0 s\u1ea3n xu\u1ea5t th\u1ef1c ph\u1ea9m, v\u00ec n\u00f3 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c quy tr\u00ecnh v\u00e0 s\u1ea3n ph\u1ea9m.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/09\/PH-ORP-9900-Water-Quality-Test-PHORP-Controller-01.jpg\" alt=\"alt-211\" class=\"wp-image-211\" id=\"i211\" \/><\/p>\n<p>\nCh\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n pH l\u00e0 li\u00ean t\u1ee5c theo d\u00f5i \u0111\u1ed9 pH c\u1ee7a dung d\u1ecbch v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 duy tr\u00ec n\u00f3 trong m\u1ed9t ph\u1ea1m vi c\u1ee5 th\u1ec3. \u0110i\u1ec1u n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng qua s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a c\u1ea3m bi\u1ebfn, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n v\u00e0 b\u1ed9 truy\u1ec1n \u0111\u1ed9ng. C\u1ea3m bi\u1ebfn pH l\u00e0 th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a h\u1ec7 th\u1ed1ng, v\u00ec n\u00f3 ch\u1ecbu tr\u00e1ch nhi\u1ec7m \u0111o \u0111\u1ed9 pH c\u1ee7a dung d\u1ecbch. C\u1ea3m bi\u1ebfn th\u01b0\u1eddng bao g\u1ed3m m\u1ed9t \u0111i\u1ec7n c\u1ef1c th\u1ee7y tinh t\u1ea1o ra t\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p t\u1ef7 l\u1ec7 v\u1edbi m\u1ee9c \u0111\u1ed9 pH.<\/p>\n<p>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n pH nh\u1eadn t\u00edn hi\u1ec7u t\u1eeb c\u1ea3m bi\u1ebfn pH v\u00e0 so s\u00e1nh n\u00f3 v\u1edbi gi\u00e1 tr\u1ecb \u0111i\u1ec3m \u0111\u1eb7t, l\u00e0 m\u1ee9c pH mong mu\u1ed1n c\u1ee7a dung d\u1ecbch. N\u1ebfu \u0111\u1ed9 pH \u0111o \u0111\u01b0\u1ee3c l\u1ec7ch kh\u1ecfi \u0111i\u1ec3m \u0111\u1eb7t, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n s\u1ebd g\u1eedi t\u00edn hi\u1ec7u \u0111\u1ebfn b\u1ed9 truy\u1ec1n \u0111\u1ed9ng, th\u01b0\u1eddng l\u00e0 b\u01a1m \u0111\u1ecbnh l\u01b0\u1ee3ng ho\u1eb7c van b\u1ed5 sung axit ho\u1eb7c baz\u01a1 v\u00e0o dung d\u1ecbch \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 pH. B\u1ed9 \u0111i\u1ec1u khi\u1ec3n ti\u1ebfp t\u1ee5c theo d\u00f5i \u0111\u1ed9 pH v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c \u0111i\u1ec1u ch\u1ec9nh n\u1ebfu c\u1ea7n \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 pH trong ph\u1ea1m vi mong mu\u1ed1n.<\/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-3500 pH\/ORP<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi<\/td>\n<td>pH:0,00~14,00 ; ORP: (-2000~+2000)mV; Nhi\u1ec7t \u0111\u1ed9.:(0,0~99,9)\u00b0C (Nhi\u1ec7t \u0111\u1ed9 b\u00f9: NTC10K)<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ph\u00e2n gi\u1ea3i<\/td>\n<td>pH:0,01 ; ORP: 1mV; Nhi\u1ec7t \u0111\u1ed9.:0,1\u00b0C<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>pH:+\/-0,1 ; ORP: +\/- 5mV (\u0111\u01a1n v\u1ecb \u0111i\u1ec7n t\u1eed); Nhi\u1ec7t \u0111\u1ed9.: +\/- 0,5\u00b0C<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9. b\u1ed3i th\u01b0\u1eddng<\/td>\n<td>Ph\u1ea1m vi: (0~120)\u00b0C; ph\u1ea7n t\u1eed: Pt1000<\/td>\n<\/tr>\n<tr>\n<td>Dung d\u1ecbch \u0111\u1ec7m<\/td>\n<td>9.18; 6.86; 4.01; 10.00; 7.00; 4.00<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh.<\/td>\n<td>(0~50)\u00b0C (v\u1edbi 25\u00b0C l\u00e0 ti\u00eau chu\u1ea9n) nhi\u1ec7t \u0111\u1ed9 th\u1ee7 c\u00f4ng\/t\u1ef1 \u0111\u1ed9ng. b\u1ed3i th\u01b0\u1eddng cho vi\u1ec7c l\u1ef1a ch\u1ecdn<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra t\u01b0\u01a1ng t\u1ef1<\/td>\n<td>C\u00e1ch ly m\u1ed9t K\u00eanh(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 \u0110i\u1ec1u Khi\u1ec3n<\/td>\n<td>\u0110\u1ea7u ra r\u01a1le k\u00e9p (B\u1eacT\/T\u1eaeT ti\u1ebfp \u0111i\u1ec3m \u0111\u01a1n)<\/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 <95%RH (non-condensing)<\/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;\u0110\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>Ngu\u1ed3n \u0111i\u1ec7n<\/td>\n<td>DC 24V; \u0111i\u1ec7n xoay chi\u1ec1u 110V; AC220V<\/td>\n<\/tr>\n<tr>\n<td>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng<\/td>\n<td><3W<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td>48mmx96mmx80mm(HxWxD)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td>44mmx92mm(CxR)<\/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>\nM\u1ed9t trong nh\u1eefng t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n pH l\u00e0 kh\u1ea3 n\u0103ng cung c\u1ea5p kh\u1ea3 n\u0103ng gi\u00e1m s\u00e1t v\u00e0 ki\u1ec3m so\u00e1t m\u1ee9c \u0111\u1ed9 pH theo th\u1eddi gian th\u1ef1c. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng kh\u1eafc ph\u1ee5c ngay l\u1eadp t\u1ee9c \u0111\u1ec3 \u1ee9ng ph\u00f3 v\u1edbi nh\u1eefng thay \u0111\u1ed5i v\u1ec1 \u0111\u1ed9 pH, \u0111\u1ea3m b\u1ea3o r\u1eb1ng dung d\u1ecbch v\u1eabn n\u1eb1m trong ph\u1ea1m vi quy \u0111\u1ecbnh. Ngo\u00e0i ra, m\u1ed9t s\u1ed1 b\u1ed9 \u0111i\u1ec1u khi\u1ec3n pH c\u00f3 c\u00e1c t\u00ednh n\u0103ng n\u00e2ng cao nh\u01b0 ghi d\u1eef li\u1ec7u v\u00e0 gi\u00e1m s\u00e1t t\u1eeb xa, cho ph\u00e9p ghi l\u1ea1i v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u l\u1ecbch s\u1eed c\u0169ng nh\u01b0 gi\u00e1m s\u00e1t v\u00e0 \u0111i\u1ec1u khi\u1ec3n h\u1ec7 th\u1ed1ng t\u1eeb xa.<\/p>\n<p>Ngo\u00e0i vi\u1ec7c duy tr\u00ec \u0111\u1ed9 pH c\u1ee7a dung d\u1ecbch , b\u1ed9 \u0111i\u1ec1u khi\u1ec3n pH c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00e1c quy tr\u00ecnh y\u00eau c\u1ea7u ki\u1ec3m so\u00e1t \u0111\u1ed9 pH ch\u00ednh x\u00e1c. V\u00ed d\u1ee5, trong c\u00e1c nh\u00e0 m\u00e1y x\u1eed l\u00fd n\u01b0\u1edbc, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9 pH \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 pH c\u1ee7a n\u01b0\u1edbc nh\u1eb1m t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u qu\u1ea3 c\u1ee7a qu\u00e1 tr\u00ecnh kh\u1eed tr\u00f9ng. Trong n\u00f4ng nghi\u1ec7p, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9 pH c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 pH c\u1ee7a n\u01b0\u1edbc t\u01b0\u1edbi nh\u1eb1m \u0111\u1ea3m b\u1ea3o c\u00e2y tr\u1ed3ng h\u1ea5p th\u1ee5 ch\u1ea5t dinh d\u01b0\u1ee1ng t\u1ed1i \u01b0u. Trong s\u1ea3n xu\u1ea5t th\u1ef1c ph\u1ea9m, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9 pH \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ki\u1ec3m so\u00e1t \u0111\u1ed9 axit c\u1ee7a s\u1ea3n ph\u1ea9m th\u1ef1c ph\u1ea9m nh\u1eb1m \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n<p>Nh\u00ecn chung, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9 pH \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p b\u1eb1ng c\u00e1ch cung c\u1ea5p kh\u1ea3 n\u0103ng gi\u00e1m s\u00e1t v\u00e0 ki\u1ec3m so\u00e1t \u0111\u1ed9 pH ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady. B\u1eb1ng c\u00e1ch duy tr\u00ec \u0111\u1ed9 pH ch\u00ednh x\u00e1c c\u1ee7a dung d\u1ecbch, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n pH gi\u00fap \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c quy tr\u00ecnh v\u00e0 s\u1ea3n ph\u1ea9m. V\u1edbi c\u00e1c t\u00ednh n\u0103ng v\u00e0 kh\u1ea3 n\u0103ng ti\u00ean ti\u1ebfn, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n pH l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t pH ch\u00ednh x\u00e1c v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/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","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u ch\u1ee9c n\u0103ng c\u1ee7a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n pH B\u1ed9 \u0111i\u1ec1u khi\u1ec3n pH l\u00e0 thi\u1ebft b\u1ecb d\u00f9ng \u0111\u1ec3 theo d\u00f5i v\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 pH c\u1ee7a dung d\u1ecbch. \u0110\u1ed9 pH, vi\u1ebft t\u1eaft c\u1ee7a &#8220;ti\u1ec1m n\u0103ng hydro&#8221;, l\u00e0 th\u01b0\u1edbc \u0111o \u0111\u1ed9 axit ho\u1eb7c \u0111\u1ed9 ki\u1ec1m c\u1ee7a dung d\u1ecbch. Thang \u0111o pH dao \u0111\u1ed9ng t\u1eeb 0 \u0111\u1ebfn&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"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":[134429,187,188,11650,134481],"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\/23721"}],"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=23721"}],"version-history":[{"count":17,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/23721\/revisions"}],"predecessor-version":[{"id":24096,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/23721\/revisions\/24096"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=23721"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=23721"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=23721"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}