{"id":4870,"date":"2026-01-23T22:13:17","date_gmt":"2026-01-23T22:13:17","guid":{"rendered":"https:\/\/yunrui-controls.com\/?post_type=products&#038;p=4870"},"modified":"2026-03-29T16:14:37","modified_gmt":"2026-03-29T16:14:37","slug":"yokogawa-ejx910a","status":"publish","type":"products","link":"https:\/\/www.yunrui-controls.com\/vi\/products\/yokogawa-ejx910a\/","title":{"rendered":"Yokogawa EJX910A: B\u1ed9 truy\u1ec1n t\u00edn hi\u1ec7u \u0111a bi\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c cao | C\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 \u0111a c\u1ea3m bi\u1ebfn th\u00f4ng minh"},"content":{"rendered":"<h3 data-path-to-node=\"2\">Nh\u1eefng l\u1ee3i \u00edch v\u00e0 \u01b0u \u0111i\u1ec3m ch\u00ednh<\/h3>\n<p data-path-to-node=\"3\">H\u1ec7 th\u1ed1ng b\u00f9 l\u01b0u l\u01b0\u1ee3ng kh\u1ed1i l\u01b0\u1ee3ng ti\u00ean ti\u1ebfn: EJX910A kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t c\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t; n\u00f3 l\u00e0 m\u1ed9t m\u00e1y t\u00ednh \u0111o l\u01b0u l\u01b0\u1ee3ng tinh vi. <span class=\"citation-1179 citation-end-1179\">Phi\u00ean b\u1ea3n \u0111o l\u01b0u l\u01b0\u1ee3ng kh\u1ed1i th\u1ef1c hi\u1ec7n b\u00f9 tr\u1eeb theo th\u1eddi gian th\u1ef1c cho nh\u1eefng thay \u0111\u1ed5i v\u1ec1 m\u1eadt \u0111\u1ed9, \u0111\u1ed9 nh\u1edbt v\u00e0 h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf kh\u00ed.<\/span> <span class=\"citation-1178 citation-end-1178\">\u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c l\u01b0u l\u01b0\u1ee3ng kh\u1ed1i l\u01b0\u1ee3ng \u0111\u00e1ng k\u1ec3 \u00b11,0% (ngay c\u1ea3 v\u1edbi c\u00e1c l\u1ed7 ch\u01b0a \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n), l\u00fd t\u01b0\u1edfng cho vi\u1ec7c chuy\u1ec3n giao h\u00e0ng h\u00f3a v\u00e0 \u0111o h\u01a1i n\u01b0\u1edbc ho\u1eb7c kh\u00ed v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao.<\/span><\/p>\n<p data-path-to-node=\"4\"><span class=\"citation-1177 citation-end-1177\">Hi\u1ec7u n\u0103ng \u0111a c\u1ea3m bi\u1ebfn t\u00edch h\u1ee3p: \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u d\u1eef li\u1ec7u th\u00f4, phi\u00ean b\u1ea3n \u0111a c\u1ea3m bi\u1ebfn cung c\u1ea5p ba ph\u00e9p \u0111o trong m\u1ed9t: \u0111\u1ed9 ch\u00ednh x\u00e1c \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch \u00b10,04%, \u0111\u1ed9 ch\u00ednh x\u00e1c \u00e1p su\u1ea5t t\u0129nh \u00b10,1% v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c nhi\u1ec7t \u0111\u1ed9 b\u00ean ngo\u00e0i \u00b10,9\u00b0F.<\/span> Vi\u1ec7c h\u1ee3p nh\u1ea5t n\u00e0y gi\u00fap gi\u1ea3m s\u1ed1 l\u01b0\u1ee3ng m\u00e1y ph\u00e1t c\u1ea7n thi\u1ebft, t\u1eeb \u0111\u00f3 gi\u1ea3m chi ph\u00ed ph\u1ea7n c\u1ee9ng v\u00e0 c\u00e1c \u0111i\u1ec3m r\u00f2 r\u1ec9 ti\u1ec1m t\u00e0ng.<\/p>\n<p data-path-to-node=\"5\"><span class=\"citation-1176 citation-end-1176\">H\u1ed7 tr\u1ee3 \u0111a d\u1ea1ng c\u00e1c thi\u1ebft b\u1ecb ch\u00ednh: B\u1ed9 ph\u00e1t \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a t\u00ednh linh ho\u1ea1t, h\u1ed7 tr\u1ee3 c\u00e1c thi\u1ebft b\u1ecb ch\u00ednh d\u1ea1ng l\u1ed7, v\u00f2i phun v\u00e0 Venturi theo ti\u00eau chu\u1ea9n.<\/span> <span class=\"citation-1175 citation-end-1175\">Khi s\u1eed d\u1ee5ng giao th\u1ee9c HART 7, kh\u1ea3 n\u0103ng h\u1ed7 tr\u1ee3 \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng \u0111\u1ec3 bao g\u1ed3m c\u00e1c \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng Pitot v\u00e0 Cone \u0111a c\u1ed5ng, cho ph\u00e9p t\u00edch h\u1ee3p v\u00e0o h\u1ea7u h\u1ebft m\u1ecdi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111o l\u01b0u l\u01b0\u1ee3ng hi\u1ec7n c\u00f3.<\/span><\/p>\n<p data-path-to-node=\"6\">An to\u00e0n v\u00e0 \u0111\u1ed9 tin c\u1eady \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn: An to\u00e0n \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o c\u1ed1t l\u00f5i c\u1ee7a EJX910A. <span class=\"citation-1174 citation-end-1174\">S\u1ea3n ph\u1ea9m \u0111\u1ea1t ch\u1ee9ng nh\u1eadn TUV SIL 2\/3, \u0111\u1ea3m b\u1ea3o \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n nghi\u00eam ng\u1eb7t c\u1ea7n thi\u1ebft cho H\u1ec7 th\u1ed1ng Thi\u1ebft b\u1ecb An to\u00e0n (SIS).<\/span> <span class=\"citation-1173 citation-end-1173\">Thi\u1ebft k\u1ebf ch\u1eafc ch\u1eafn c\u1ee7a n\u00f3 mang l\u1ea1i s\u1ef1 \u1ed5n \u0111\u1ecbnh l\u00e2u d\u00e0i v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u00e1p su\u1ea5t qu\u00e1 cao, duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c trong \u0111i\u1ec1u ki\u1ec7n quy tr\u00ecnh thay \u0111\u1ed5i th\u1ea5t th\u01b0\u1eddng.<\/span><\/p>\n<p data-path-to-node=\"7\"><span class=\"citation-1172 citation-end-1172\">Hi\u1ec7u su\u1ea5t v\u00e0 kh\u1ea3 n\u0103ng t\u1ed5ng h\u1ee3p \u0111\u01b0\u1ee3c n\u00e2ng cao: \u0110\u1ec3 h\u1ed7 tr\u1ee3 qu\u1ea3n l\u00fd quy tr\u00ecnh t\u1ea1i ch\u1ed7, EJX910A \u0111\u01b0\u1ee3c trang b\u1ecb b\u1ed9 t\u1ed5ng h\u1ee3p l\u01b0u l\u01b0\u1ee3ng kh\u1ed1i l\u01b0\u1ee3ng v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c \u00b11.0%.<\/span> <span class=\"citation-1171 citation-end-1171\">Ngo\u00e0i ra, n\u00f3 cung c\u1ea5p c\u00e1c \u0111\u1ea7u ra xung ho\u1eb7c ti\u1ebfp \u0111i\u1ec3m, cho ph\u00e9p t\u00edch h\u1ee3p tr\u1ef1c ti\u1ebfp v\u1edbi b\u1ed9 \u0111i\u1ec1u khi\u1ec3n theo l\u00f4, b\u1ed9 \u0111\u1ebfm ho\u1eb7c h\u1ec7 th\u1ed1ng b\u00e1o \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u1ea7n PLC trung gian.<\/span><\/p>\n<p data-path-to-node=\"8\">Ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng \u0111\u01a1n gi\u1ea3n h\u00f3a: B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p ba b\u1ed9 truy\u1ec1n t\u00edn hi\u1ec7u v\u00e0 m\u1ed9t m\u00e1y t\u00ednh \u0111o l\u01b0u l\u01b0\u1ee3ng v\u00e0o m\u1ed9t thi\u1ebft b\u1ecb duy nh\u1ea5t, EJX910A \u0111\u01a1n gi\u1ea3n h\u00f3a \u0111\u00e1ng k\u1ec3 vi\u1ec7c thi\u1ebft k\u1ebf v\u00e0 \u0111\u1ea5u d\u00e2y v\u00f2ng \u0111i\u1ec1u khi\u1ec3n. C\u00e1ch ti\u1ebfp c\u1eadn \u201ct\u1ea5t c\u1ea3 trong m\u1ed9t\u201d n\u00e0y gi\u00fap gi\u1ea3m t\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu \u0111\u1ed3ng th\u1eddi cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc h\u01a1n v\u1ec1 t\u00ecnh tr\u1ea1ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a quy tr\u00ecnh.<\/p>\n<h4 data-path-to-node=\"9\">\u0110\u1eb7c t\u00ednh k\u1ef9 thu\u1eadt<\/h4>\n<p data-path-to-node=\"10\"><span class=\"citation-1170 citation-end-1170\">Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng: C\u1ea3m bi\u1ebfn k\u1ef9 thu\u1eadt s\u1ed1 \u0111a bi\u1ebfn s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 c\u1ed9ng h\u01b0\u1edfng silicon DPharp.<\/span><\/p>\n<p data-path-to-node=\"11\"><span class=\"citation-1169 citation-end-1169\">\u0110\u1ed9 ch\u00ednh x\u00e1c l\u01b0u l\u01b0\u1ee3ng: \u00b11,0% c\u1ee7a l\u01b0u l\u01b0\u1ee3ng kh\u1ed1i l\u01b0\u1ee3ng (s\u1eed d\u1ee5ng l\u1ed7 kh\u00f4ng hi\u1ec7u chu\u1ea9n).<\/span><\/p>\n<p data-path-to-node=\"12\">\u0110\u1ed9 ch\u00ednh x\u00e1c ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t: \u00b10,04% c\u1ee7a d\u1ea3i \u0111o.<\/p>\n<p data-path-to-node=\"13\">\u0110\u1ed9 ch\u00ednh x\u00e1c \u00e1p su\u1ea5t t\u0129nh: \u00b10,1% c\u1ee7a d\u1ea3i \u0111o.<\/p>\n<p data-path-to-node=\"14\"><span class=\"citation-1168 citation-end-1168\">\u0110\u1ed9 ch\u00ednh x\u00e1c nhi\u1ec7t \u0111\u1ed9 b\u00ean ngo\u00e0i: \u00b10,9\u00b0F (\u00b10,5\u00b0C).<\/span><\/p>\n<p data-path-to-node=\"15\">X\u1ebfp h\u1ea1ng an to\u00e0n: \u0110\u1ea1t ch\u1ee9ng nh\u1eadn TUV SIL 2 \/ SIL 3.<\/p>\n<p data-path-to-node=\"16\">T\u00f9y ch\u1ecdn \u0111\u1ea7u ra: 4 \u0111\u1ebfn 20 mA DC v\u1edbi HART (5\/7) ho\u1eb7c FOUNDATION Fieldbus; \u0110\u1ea7u ra xung\/ti\u1ebfp \u0111i\u1ec3m c\u00f3 s\u1eb5n.<\/p>\n<p data-path-to-node=\"17\"><span class=\"citation-1167 citation-end-1167\">B\u00f9 tr\u1eeb: T\u00ednh to\u00e1n l\u01b0u l\u01b0\u1ee3ng kh\u1ed1i l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c b\u00f9 tr\u1eeb ho\u00e0n to\u00e0n cho ch\u1ea5t l\u1ecfng, kh\u00ed v\u00e0 h\u01a1i n\u01b0\u1edbc.<\/span><\/p>\n<h5 data-path-to-node=\"18\">L\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng<\/h5>\n<p data-path-to-node=\"19\">EJX910A l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c l\u01b0u l\u01b0\u1ee3ng kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 gi\u1ea3m thi\u1ec3u s\u1ef1 x\u00e2m nh\u1eadp v\u00e0o quy tr\u00ecnh l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng.<\/p>\n<p data-path-to-node=\"20\">C\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u00e0 \u1ee9ng d\u1ee5ng ch\u00ednh:<\/p>\n<ul data-path-to-node=\"21\">\n<li>\n<p data-path-to-node=\"21,0,0\">Ng\u00e0nh d\u1ea7u kh\u00ed: \u0110o l\u01b0u l\u01b0\u1ee3ng kh\u00ed ch\u00ednh x\u00e1c cao v\u00e0 gi\u00e1m s\u00e1t gi\u1ebfng khoan khi c\u1ea7n c\u1ea3 \u00e1p su\u1ea5t t\u0129nh v\u00e0 \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"21,1,0\">H\u00f3a ch\u1ea5t v\u00e0 l\u1ecdc d\u1ea7u: \u0110o l\u01b0\u1eddng v\u00e0 gi\u00e1m s\u00e1t l\u01b0u l\u01b0\u1ee3ng h\u01a1i n\u01b0\u1edbc b\u00f9 tr\u1eeb trong c\u00e1c l\u00f2 ph\u1ea3n \u1ee9ng li\u00ean quan \u0111\u1ebfn m\u1eadt \u0111\u1ed9 ch\u1ea5t l\u1ecfng ph\u1ee9c t\u1ea1p.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"21,2,0\">Ph\u00e1t \u0111i\u1ec7n: \u0110o l\u01b0u l\u01b0\u1ee3ng h\u01a1i ch\u00ednh v\u00e0 l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc c\u1ea5p \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t l\u00f2 h\u01a1i.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"21,3,0\">Ng\u00e0nh D\u01b0\u1ee3c ph\u1ea9m v\u00e0 Th\u1ef1c ph\u1ea9m: H\u1ec7 th\u1ed1ng \u0111o l\u01b0u l\u01b0\u1ee3ng ch\u00ednh x\u00e1c cho c\u00e1c nguy\u00ean li\u1ec7u l\u1ecfng c\u00f3 gi\u00e1 tr\u1ecb cao v\u00e0 h\u1ec7 th\u1ed1ng h\u01a1i n\u01b0\u1edbc v\u00f4 tr\u00f9ng.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"21,4,0\">Qu\u1ea3n l\u00fd n\u0103ng l\u01b0\u1ee3ng: Gi\u00e1m s\u00e1t vi\u1ec7c ph\u00e2n ph\u1ed1i kh\u00ed n\u00e9n v\u00e0 h\u01a1i n\u01b0\u1edbc t\u1ea1i c\u00e1c khu c\u00f4ng nghi\u1ec7p l\u1edbn \u0111\u1ec3 ph\u00e1t hi\u1ec7n r\u00f2 r\u1ec9 v\u00e0 ph\u00e2n b\u1ed5 chi ph\u00ed.<\/p>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Yokogawa EJX910A l\u00e0 m\u1ed9t b\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 trong c\u00f4ng ngh\u1ec7 \u0111a c\u1ea3m bi\u1ebfn, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft to\u00e0n di\u1ec7n v\u1ec1 quy tr\u00ecnh b\u1eb1ng c\u00e1ch \u0111o nhi\u1ec1u bi\u1ebfn s\u1ed1 ch\u1ec9 v\u1edbi m\u1ed9t thi\u1ebft b\u1ecb duy nh\u1ea5t. B\u1eb1ng c\u00e1ch t\u1eadn d\u1ee5ng kh\u1ea3 n\u0103ng \u0111\u1ed9c \u0111\u00e1o c\u1ee7a c\u1ea3m bi\u1ebfn c\u1ed9ng h\u01b0\u1edfng silicon DPharp, EJX910A c\u00f3 th\u1ec3 \u0111o \u0111\u1ed3ng th\u1eddi \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch, \u00e1p su\u1ea5t t\u0129nh v\u00e0 nhi\u1ec7t \u0111\u1ed9 quy tr\u00ecnh. Cho d\u00f9 \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh cho \u0111a c\u1ea3m bi\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c cao hay nh\u01b0 m\u1ed9t l\u01b0u l\u01b0\u1ee3ng k\u1ebf kh\u1ed1i l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c b\u00f9 ho\u00e0n to\u00e0n, EJX910A \u0111\u1ec1u gi\u1ea3m thi\u1ec3u s\u1ef1 x\u00e2m nh\u1eadp v\u00e0o quy tr\u00ecnh, \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c l\u1eafp \u0111\u1eb7t v\u00e0 cung c\u1ea5p d\u1eef li\u1ec7u c\u1ea5p cao cho c\u00e1c v\u00f2ng \u0111i\u1ec1u khi\u1ec3n quan tr\u1ecdng.<\/p>","protected":false},"author":1,"featured_media":4871,"parent":0,"menu_order":591,"comment_status":"open","ping_status":"open","template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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