{"id":4813,"date":"2026-01-23T19:56:09","date_gmt":"2026-01-23T19:56:09","guid":{"rendered":"https:\/\/yunrui-controls.com\/?post_type=products&#038;p=4813"},"modified":"2026-03-29T16:14:12","modified_gmt":"2026-03-29T16:14:12","slug":"eja120e-differential-pressure-transmitter","status":"publish","type":"products","link":"https:\/\/www.yunrui-controls.com\/vi\/products\/eja120e-differential-pressure-transmitter\/","title":{"rendered":"EJA120E B\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch ki\u1ec3u truy\u1ec1n th\u1ed1ng, ph\u1ea1m vi d\u1ef1 to\u00e1n"},"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\"><span class=\"citation-463 citation-end-463\">Thi\u1ebft k\u1ebf chuy\u00ean d\u1ee5ng cho d\u1ea3i \u0111o \u00e1p su\u1ea5t th\u1ef1c: Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c b\u1ed9 truy\u1ec1n t\u00edn hi\u1ec7u ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c thu nh\u1ecf, EJA120E c\u00f3 c\u1ea3m bi\u1ebfn \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a \u0111\u1eb7c bi\u1ec7t cho d\u1ea3i \u00e1p su\u1ea5t r\u1ea5t th\u1ea5p.<\/span> <span class=\"citation-462 citation-end-462\">Thi\u1ebft k\u1ebf d\u1ea3i \u0111o l\u01b0u l\u01b0\u1ee3ng gi\u00f3 th\u1ef1c n\u00e0y cung c\u1ea5p \u0111\u1ed9 nh\u1ea1y cao c\u1ea7n thi\u1ebft \u0111\u1ec3 theo d\u00f5i nh\u1eefng thay \u0111\u1ed5i \u00e1p su\u1ea5t nh\u1ecf nh\u1ea5t trong kh\u00f4ng kh\u00ed \u0111\u1ed1t v\u00e0 kh\u00ed th\u1ea3i, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u c\u1ee7a \u0111\u1ea7u \u0111\u1ed1t.<\/span><\/p>\n<p data-path-to-node=\"4\">\u0110\u1ed9 ch\u00ednh x\u00e1c \u0111\u01b0\u1ee3c n\u00e2ng cao cho vi\u1ec7c ki\u1ec3m so\u00e1t \u00e1p su\u1ea5t th\u1ea5p: EJA110E cung c\u1ea5p \u0111\u1ed9 ch\u00ednh x\u00e1c tham chi\u1ebfu ti\u00eau chu\u1ea9n l\u00e0 \u00b1 0,2% c\u1ee7a d\u1ea3i \u0111o. <span class=\"citation-461 citation-end-461\">\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng v\u1ec1 m\u00f4i tr\u01b0\u1eddng ho\u1eb7c hi\u1ec7u qu\u1ea3 \u0111\u1ed1t ch\u00e1y, phi\u00ean b\u1ea3n \/HAC (\u0110\u1ed9 ch\u00ednh x\u00e1c cao) t\u00f9y ch\u1ecdn mang l\u1ea1i \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n l\u00e0 \u00b1 0,09%, cho ph\u00e9p ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd h\u01a1n \u00e1p su\u1ea5t l\u00f2 v\u00e0 l\u01b0u l\u01b0\u1ee3ng kh\u00ed th\u1ea3i.<\/span><\/p>\n<p data-path-to-node=\"5\">\u0110\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n: \u0110\u1ed9 tin c\u1eady trong ki\u1ec3m so\u00e1t qu\u00e1 tr\u00ecnh \u0111\u1ed1t ch\u00e1y l\u00e0 y\u1ebfu t\u1ed1 s\u1ed1ng c\u00f2n \u0111\u1ed1i v\u1edbi s\u1ef1 an to\u00e0n c\u1ee7a nh\u00e0 m\u00e1y. <span class=\"citation-460 citation-end-460\">EJA120E \u0111\u1ea1t ch\u1ee9ng nh\u1eadn Exida v\u00e0 TUV SIL 2\/3, tr\u1edf th\u00e0nh m\u1ed9t linh ki\u1ec7n \u0111\u00e1ng tin c\u1eady cho H\u1ec7 th\u1ed1ng Thi\u1ebft b\u1ecb An to\u00e0n (SIS).<\/span> Ch\u1ee9ng nh\u1eadn n\u00e0y \u0111\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb ph\u00e1t t\u00edn hi\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o c\u00e1c v\u00f2ng an to\u00e0n \u0111\u1ec3 ng\u0103n ng\u1eeba c\u00e1c \u0111i\u1ec1u ki\u1ec7n nguy hi\u1ec3m trong n\u1ed3i h\u01a1i v\u00e0 l\u00f2 \u0111\u1ed1t.<\/p>\n<p data-path-to-node=\"6\"><span class=\"citation-459 citation-end-459\">\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh l\u00e2u d\u00e0i \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh: \u0110\u1ec3 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a ph\u00e9p \u0111o trong m\u00f4i tr\u01b0\u1eddng kh\u00ed th\u1ea3i kh\u1eafc nghi\u1ec7t, EJA120E cung c\u1ea5p x\u1ebfp h\u1ea1ng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh \u00b1 0,3% m\u1ed7i n\u0103m.<\/span> <span class=\"citation-458 citation-end-458\">Hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh n\u00e0y gi\u00fap gi\u1ea3m thi\u1ec3u nhu c\u1ea7u hi\u1ec7u ch\u1ec9nh \u0111i\u1ec3m 0 th\u01b0\u1eddng xuy\u00ean, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 c\u00f4ng nghi\u1ec7p kh\u00e1c nhau.<\/span><\/p>\n<p data-path-to-node=\"7\"><span class=\"citation-457 citation-end-457\">Kh\u1ea3 n\u0103ng giao ti\u1ebfp linh ho\u1ea1t cao: EJA120E h\u1ed7 tr\u1ee3 nhi\u1ec1u giao th\u1ee9c c\u00f4ng nghi\u1ec7p, bao g\u1ed3m HART 5\/7, FOUNDATION Fieldbus, PROFIBUS PA v\u00e0 BRAIN.<\/span> <span class=\"citation-456 citation-end-456\">Ngo\u00e0i ra, c\u00f2n c\u00f3 t\u00f9y ch\u1ecdn HART 7 (C\u00f4ng su\u1ea5t th\u1ea5p) t\u1eeb 1 \u0111\u1ebfn 5 VDC d\u00e0nh cho c\u00e1c \u0111\u1ecba \u0111i\u1ec3m gi\u00e1m s\u00e1t t\u1eeb xa ho\u1eb7c c\u00e1c khu v\u1ef1c c\u00f3 ngu\u1ed3n \u0111i\u1ec7n h\u1ea1n ch\u1ebf.<\/span><\/p>\n<p data-path-to-node=\"8\"><span class=\"citation-455 citation-end-455\">C\u1ea5u h\u00ecnh t\u1ea1i ch\u1ed7: Th\u00f4ng qua t\u00ednh n\u0103ng C\u00e0i \u0111\u1eb7t th\u00f4ng s\u1ed1 c\u1ee5c b\u1ed9 (LPS), ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 c\u1ea5u h\u00ecnh v\u00e0 \u0111i\u1ec1u ch\u1ec9nh b\u1ed9 ph\u00e1t tr\u1ef1c ti\u1ebfp t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng.<\/span> Giao di\u1ec7n c\u1ee5c b\u1ed9 n\u00e0y \u0111\u01a1n gi\u1ea3n h\u00f3a qu\u00e1 tr\u00ecnh thi\u1ebft l\u1eadp v\u00e0 cho ph\u00e9p kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 nhanh ch\u00f3ng m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1ebfn c\u00e1c thi\u1ebft b\u1ecb li\u00ean l\u1ea1c c\u1ea7m tay chuy\u00ean d\u1ee5ng.<\/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-454 citation-end-454\">Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng: C\u1ea3m bi\u1ebfn k\u1ef9 thu\u1eadt s\u1ed1 ph\u1ea1m vi m\u1edbn n\u01b0\u1edbc th\u1ef1c s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 c\u1ea3m bi\u1ebfn c\u1ed9ng h\u01b0\u1edfng silicon (DPharp).<\/span><\/p>\n<p data-path-to-node=\"11\">\u1ee8ng d\u1ee5ng: T\u1ed1i \u01b0u h\u00f3a cho vi\u1ec7c \u0111o ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t th\u1ea5p c\u1ee7a kh\u00f4ng kh\u00ed v\u00e0 kh\u00ed.<\/p>\n<p data-path-to-node=\"12\"><span class=\"citation-453 citation-end-453\">\u0110\u1ed9 ch\u00ednh x\u00e1c tham chi\u1ebfu: \u00b1 0,2% c\u1ee7a d\u1ea3i \u0111o (Ti\u00eau chu\u1ea9n); \u00b1 0,09% c\u1ee7a d\u1ea3i \u0111o (T\u00f9y ch\u1ecdn \/HAC).<\/span><\/p>\n<p data-path-to-node=\"13\"><span class=\"citation-452 citation-end-452\">\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh: \u00b1 0,3% m\u1ed7i n\u0103m.<\/span><\/p>\n<p data-path-to-node=\"14\">Th\u1eddi gian ph\u1ea3n h\u1ed3i: 150 ms.<\/p>\n<p data-path-to-node=\"15\">Ch\u1ee9ng nh\u1eadn an to\u00e0n: \u0110\u1ea1t ch\u1ee9ng nh\u1eadn Exida v\u00e0 TUV SIL 2 \/ SIL 3.<\/p>\n<p data-path-to-node=\"16\">L\u1eafp \u0111\u1eb7t: Thi\u1ebft k\u1ebf l\u1eafp \u0111\u1eb7t truy\u1ec1n th\u1ed1ng gi\u00fap d\u1ec5 d\u00e0ng t\u00edch h\u1ee3p v\u1edbi \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 c\u1ee5m \u1ed1ng ti\u00eau chu\u1ea9n.<\/p>\n<p data-path-to-node=\"17\"><span class=\"citation-451 citation-end-451\">Giao ti\u1ebfp: HART 5\/7, HART 7 1 \u0111\u1ebfn 5 VDC, FOUNDATION Fieldbus, PROFIBUS PA ho\u1eb7c BRAIN.<\/span><\/p>\n<h5 data-path-to-node=\"18\">L\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng<\/h5>\n<p data-path-to-node=\"19\">EJA120E l\u00e0 l\u1ef1a ch\u1ecdn \u01b0u ti\u00ean cho vi\u1ec7c \u0111o ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t th\u1ea5p khi c\u1ea7n thi\u1ebft k\u1ebf ph\u1ea1m vi \u0111o ch\u00ednh x\u00e1c v\u00e0 ch\u1ee9ng nh\u1eadn an to\u00e0n.<\/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\">Ph\u00e1t \u0111i\u1ec7n: \u0110o \u00e1p su\u1ea5t h\u00fat l\u00f2 v\u00e0 l\u01b0u l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed s\u01a1 c\u1ea5p\/th\u1ee9 c\u1ea5p trong l\u00f2 h\u01a1i c\u00f4ng nghi\u1ec7p.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"21,1,0\">Th\u00e9p v\u00e0 th\u1ee7y tinh: Gi\u00e1m s\u00e1t ch\u00e2n kh\u00f4ng v\u00e0 \u00e1p su\u1ea5t trong c\u00e1c l\u00f2 nung v\u00e0 l\u00f2 n\u1ea5u ch\u1ea3y c\u00f4ng nghi\u1ec7p c\u1ee1 l\u1edbn.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"21,2,0\">Ng\u00e0nh h\u00f3a d\u1ea7u: Qu\u1ea3n l\u00fd \u00e1p su\u1ea5t kh\u00ed th\u1ea3i trong c\u00e1c thi\u1ebft b\u1ecb gia nhi\u1ec7t v\u00e0 thi\u1ebft b\u1ecb oxy h\u00f3a nhi\u1ec7t trong quy tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"21,3,0\">Gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng: Theo d\u00f5i l\u01b0u l\u01b0\u1ee3ng kh\u00ed \u00e1p su\u1ea5t th\u1ea5p trong c\u00e1c thi\u1ebft b\u1ecb l\u1ecdc kh\u00ed v\u00e0 h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t kh\u00ed th\u1ea3i \u1ed1ng kh\u00f3i.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"21,4,0\"><span class=\"citation-450 citation-end-450\">H\u1ec7 th\u1ed1ng HVAC v\u00e0 ph\u00f2ng s\u1ea1ch: \u0110o \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch nh\u1ecf gi\u1eefa c\u00e1c b\u1ed9 l\u1ecdc hi\u1ec7u su\u1ea5t cao v\u00e0 gi\u1eefa c\u00e1c khu v\u1ef1c ph\u00f2ng s\u1ea1ch.<\/span><\/p>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>The Yokogawa EJA120E is a high-performance draft range differential pressure transmitter specifically designed for measuring extremely low pressures in furnace, boiler, and chimney draft applications. As part of the evolved DPharp EJA-E series, it utilizes a true draft range sensor architecture to provide the sensitivity and stability required for air-fuel ratio control and flue gas monitoring. Featuring a standard accuracy of \u00b1 0.2% and SIL 2\/3 safety certification, the EJA120E ensures precise control in low-pressure environments while offering the rugged reliability characteristic of the Yokogawa &#8220;work-horse&#8221; lineage.<\/p>","protected":false},"author":1,"featured_media":4768,"parent":0,"menu_order":607,"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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"tags":[327,324],"brands":[165,111],"model_series":[],"industries":[54,53,55,56],"product_cat":[95,92],"class_list":["post-4813","products","type-products","status-publish","format-standard","has-post-thumbnail","hentry","tag-differential-pressure-transmitter","tag-yokogawa","brands-differential-pressure-transmitters-yokogawa","brands-yokogawa","industries-chemical-petrochemical","industries-oil-gas","industries-power-generation","industries-refining","product_cat-differential-pressure-transmitters","product_cat-transmitters"],"acf":{"output":"","accuracy":"Primary Variable\uff1a\u00b10.2% of Span","range":"","power":"","materials":"","fluid":"","mounting":"","communication_protocol":"","process_media_density":"","viscosity":"","operating_pressure":"","operating_temperature":"","safety":"","diagnostics":"","input":"","housing":"","displayinterface":"","calibration_options":"","certificationsapprovals":"","turndown":"","flange_options":"","line_size":"","interchangeability":"","compatibility":"","enclosure_rating":"","transmitter_coil_drive_current":"","conductivity_limits":"","line_power_fuses":"","switch-on_current":"","measurement_types":"Primary Variable\uff1aDifferential Pressure (Draft Range)","stability_":"Primary Variable\uff1a\u00b10.3% of URL per 1 year","response_time":"Primary Variable\uff1a150 msec","burst_pressure_absolute":"","specification_conformance":"","rangeability":"Primary Variable\uff1a10:1","over-pressure_effect":"","measuring_principle":"","characteristic":"","supply_voltage":"","reference_accuracy":"","long_term_stability":"","process_temperature":"","ambient_temperature":"","measuring_cell":"","smallest_calibratable_span":"","vacuum_resistance":"","max_turn_down":"","max_overpressure_limit":"","process_connection":"","process_connection_hygienic":"","material_process_membrane":"","material_gasket":"","material_housing":"","design_approvals":"","hygienic_approvals":"","marine_approvals":"","drinking_water_approvals":"","datasheet":4814,"live_photos":"","available_certificates":"","available_logistics":"","configured_models":null},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v26.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>EJA120E Draft Range | Original China Supplier<\/title>\n<meta name=\"description\" content=\"Require immediate pricing for the EJA120E Draft Range Traditional-mount Differential Pressure Transmitter? Our team offers rapid quotes, authentic produ...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.yunrui-controls.com\/vi\/products\/eja120e-differential-pressure-transmitter\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"EJA120E Draft Range Traditional-mount Differential Pressure Transmitter\" \/>\n<meta property=\"og:description\" content=\"Require immediate pricing for the EJA120E Draft Range Traditional-mount Differential Pressure Transmitter? 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