{"id":24514,"date":"2024-09-09T14:57:48","date_gmt":"2024-09-09T06:57:48","guid":{"rendered":"https:\/\/shchimay.com\/?p=24514"},"modified":"2024-09-11T13:04:27","modified_gmt":"2024-09-11T05:04:27","slug":"keithley-conductivity-meter","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/keithley-conductivity-meter\/","title":{"rendered":"m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn keithley"},"content":{"rendered":"<h1 id=\"understanding-the-importance-of-conductivity-measurements-with-keithley-conductivity-meter-wpaicgheading\">Hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a ph\u00e9p \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n b\u1eb1ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Keithley<\/h1>\n<p>\nC\u00e1c ph\u00e9p \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m d\u01b0\u1ee3c ph\u1ea9m, th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng, x\u1eed l\u00fd n\u01b0\u1edbc, v.v. Kh\u1ea3 n\u0103ng \u0111o ch\u00ednh x\u00e1c \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch c\u00f3 th\u1ec3 cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 th\u00e0nh ph\u1ea7n v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a dung d\u1ecbch \u0111\u00f3. M\u1ed9t trong nh\u1eefng c\u00f4ng c\u1ee5 \u0111\u00e1ng tin c\u1eady v\u00e0 ch\u00ednh x\u00e1c nh\u1ea5t \u0111\u1ec3 ti\u1ebfn h\u00e0nh \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n l\u00e0 m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Keithley.<\/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 tr\u1ef1c tuy\u1ebfn pH\/ORP-5500<\/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>gi\u00e1 tr\u1ecb pH 9,18; 6,86; 4,01; 10 gi\u1edd; 7 gi\u1edd; 4 gi\u1edd 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 (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); AC 240V\/3A<\/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>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>96mmx96mmx105mm(HxWxD)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td>91mmx91mm(CxR)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nKeithley Instruments, Inc. l\u00e0 nh\u00e0 cung c\u1ea5p h\u00e0ng \u0111\u1ea7u c\u00e1c gi\u1ea3i ph\u00e1p \u0111o l\u01b0\u1eddng ch\u00ednh x\u00e1c cho ng\u00e0nh \u0111o l\u01b0\u1eddng v\u00e0 th\u1eed nghi\u1ec7m \u0111i\u1ec7n. M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a c\u00f4ng ty \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c, \u0111\u1ed9 tin c\u1eady cao v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng. Nh\u1eefng m\u00e1y \u0111o n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c v\u1ec1 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a dung d\u1ecbch, \u0111\u00e2y l\u00e0 ch\u1ec9 s\u1ed1 quan tr\u1ecdng v\u1ec1 \u0111\u1ed9 tinh khi\u1ebft v\u00e0 n\u1ed3ng \u0111\u1ed9 c\u1ee7a dung d\u1ecbch.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"CODuv 6000 terminal sensor detect COD content in water quality.\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/sxSaskoqScg?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>M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u00ednh c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Keithley l\u00e0 kh\u1ea3 n\u0103ng \u0111o nhi\u1ec1u lo\u1ea1i \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, t\u1eeb n\u01b0\u1edbc si\u00eau tinh khi\u1ebft \u0111\u1ebfn dung d\u1ecbch \u0111\u1eadm \u0111\u1eb7c cao. T\u00ednh linh ho\u1ea1t n\u00e0y khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 l\u00fd t\u01b0\u1edfng cho nhi\u1ec1u \u1ee9ng d\u1ee5ng, t\u1eeb gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc u\u1ed1ng \u0111\u1ebfn ki\u1ec3m tra \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p.<\/p>\n<p>Ngo\u00e0i \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 t\u00ednh linh ho\u1ea1t, m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Keithley c\u00f2n n\u1ed5i ti\u1ebfng v\u00ec t\u00ednh th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng giao di\u1ec7n v\u00e0 \u0111i\u1ec1u khi\u1ec3n tr\u1ef1c quan. \u0110i\u1ec1u n\u00e0y l\u00e0m cho ch\u00fang d\u1ec5 s\u1eed d\u1ee5ng cho c\u1ea3 ng\u01b0\u1eddi d\u00f9ng chuy\u00ean nghi\u1ec7p v\u00e0 ng\u01b0\u1eddi d\u00f9ng m\u1edbi l\u00e0m quen. M\u00e1y \u0111o \u0111\u01b0\u1ee3c trang b\u1ecb nhi\u1ec1u t\u00ednh n\u0103ng, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng v\u00e0 kh\u1ea3 n\u0103ng ghi d\u1eef li\u1ec7u, gi\u00fap n\u00e2ng cao h\u01a1n n\u1eefa kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng v\u00e0 s\u1ef1 ti\u1ec7n l\u1ee3i c\u1ee7a ch\u00fang.<\/p>\n<p>M\u1ed9t t\u00ednh n\u0103ng quan tr\u1ecdng kh\u00e1c c\u1ee7a m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Keithley l\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c cao. Nh\u1eefng m\u00e1y \u0111o n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c l\u00ean t\u1edbi 0,01% tr\u00ean to\u00e0n thang \u0111o, \u0111\u1ea3m b\u1ea3o r\u1eb1ng ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 d\u1ef1a v\u00e0o k\u1ebft qu\u1ea3 cho c\u00e1c qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh quan tr\u1ecdng. M\u1ee9c \u0111\u1ed9 ch\u00ednh x\u00e1c n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft cho c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p m\u00e0 ngay c\u1ea3 nh\u1eefng thay \u0111\u1ed5i nh\u1ecf v\u1ec1 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u0169ng c\u00f3 th\u1ec3 t\u00e1c \u0111\u1ed9ng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u su\u1ea5t s\u1ea3n ph\u1ea9m.<\/p>\n<p>H\u01a1n n\u1eefa, m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Keithley \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf b\u1ec1n b\u1ec9 v\u00e0 \u0111\u00e1ng tin c\u1eady, \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u00fang c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p \u0111\u00f2i h\u1ecfi kh\u1eaft khe. \u0110\u1ed3ng h\u1ed3 \u0111o \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1ec3 c\u00f3 tu\u1ed5i th\u1ecd cao, v\u1edbi k\u1ebft c\u1ea5u ch\u1eafc ch\u1eafn v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 mang l\u1ea1i nhi\u1ec1u n\u0103m ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng g\u1eb7p s\u1ef1 c\u1ed1.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/PH-ORP-6900-PH-orp-controller-Spec.png\" alt=\"alt-9310\" class=\"wp-image-9310\" id=\"i9310\" \/><\/p>\n<p>T\u00f3m l\u1ea1i, c\u00e1c ph\u00e9p \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu cho nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u00e0 m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Keithley l\u00e0 gi\u1ea3i ph\u00e1p \u0111\u00e1ng tin c\u1eady v\u00e0 ch\u00ednh x\u00e1c \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p \u0111o n\u00e0y. V\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao, t\u00ednh linh ho\u1ea1t v\u00e0 giao di\u1ec7n th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng, m\u00e1y \u0111o n\u00e0y l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u00e1c chuy\u00ean gia y\u00eau c\u1ea7u ph\u00e9p \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady trong c\u00f4ng vi\u1ec7c h\u00e0ng ng\u00e0y c\u1ee7a h\u1ecd. Cho d\u00f9 b\u1ea1n \u0111ang ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc u\u1ed1ng, theo d\u00f5i c\u00e1c quy tr\u00ecnh c\u00f4ng nghi\u1ec7p hay ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u trong m\u00f4i tr\u01b0\u1eddng ph\u00f2ng th\u00ed nghi\u1ec7m, m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Keithley c\u00f3 th\u1ec3 cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady m\u00e0 b\u1ea1n c\u1ea7n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a ph\u00e9p \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n b\u1eb1ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n Keithley C\u00e1c ph\u00e9p \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m d\u01b0\u1ee3c ph\u1ea9m, th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng, x\u1eed l\u00fd n\u01b0\u1edbc, v.v. Kh\u1ea3 n\u0103ng \u0111o ch\u00ednh x\u00e1c \u0111\u1ed9&#8230;<\/p>\n","protected":false},"author":1,"featured_media":19936,"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":[158,134452,134481],"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\/24514"}],"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=24514"}],"version-history":[{"count":17,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/24514\/revisions"}],"predecessor-version":[{"id":25116,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/24514\/revisions\/25116"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/19936"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=24514"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=24514"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=24514"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}