{"id":4780,"date":"2026-01-23T18:00:26","date_gmt":"2026-01-23T18:00:26","guid":{"rendered":"https:\/\/yunrui-controls.com\/?post_type=products&#038;p=4780"},"modified":"2026-03-29T16:14:01","modified_gmt":"2026-03-29T16:14:01","slug":"ejx440a-gauge-pressure-transmitter","status":"publish","type":"products","link":"https:\/\/www.yunrui-controls.com\/vi\/products\/ejx440a-gauge-pressure-transmitter\/","title":{"rendered":"B\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t cao g\u1eafn truy\u1ec1n th\u1ed1ng hi\u1ec7u su\u1ea5t cao EJX440A"},"content":{"rendered":"<h3 data-path-to-node=\"6\">Nh\u1eefng l\u1ee3i \u00edch v\u00e0 \u01b0u \u0111i\u1ec3m ch\u00ednh<\/h3>\n<p data-path-to-node=\"7\"><span class=\"citation-89 citation-end-89\">\u0110\u1ed9 ch\u00ednh x\u00e1c cao \u1edf \u00e1p su\u1ea5t cao: EJX440A cung c\u1ea5p \u0111\u1ed9 ch\u00ednh x\u00e1c tham chi\u1ebfu ti\u00eau chu\u1ea9n l\u00e0 \u00b1 0,04% c\u1ee7a d\u1ea3i \u0111o.<\/span> \u0110\u1ed9 ch\u00ednh x\u00e1c cao n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng \u00e1p su\u1ea5t cao, n\u01a1i ngay c\u1ea3 nh\u1eefng sai l\u1ec7ch nh\u1ecf c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn an to\u00e0n quy tr\u00ecnh v\u00e0 t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a s\u1ea3n ph\u1ea9m, \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea1n lu\u00f4n n\u1eb1m trong c\u00e1c th\u00f4ng s\u1ed1 hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u.<\/p>\n<p data-path-to-node=\"8\"><span class=\"citation-88 citation-end-88\">\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh l\u00e2u d\u00e0i h\u00e0ng \u0111\u1ea7u th\u1ecb tr\u01b0\u1eddng: M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt nh\u1ea5t c\u1ee7a EJX440A l\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh \u0111\u1ea1t \u00b1 0,1% trong 15 n\u0103m.<\/span> <span class=\"citation-87 citation-end-87\">B\u1eb1ng c\u00e1ch duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a qu\u00e1 tr\u00ecnh hi\u1ec7u chu\u1ea9n trong h\u01a1n m\u1ed9t th\u1eadp k\u1ef7 r\u01b0\u1ee1i, n\u00f3 gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 t\u1ea7n su\u1ea5t b\u1ea3o tr\u00ec v\u00e0 t\u1ed1i thi\u1ec3u h\u00f3a t\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu (TCO) cho c\u00e1c c\u01a1 s\u1edf quy m\u00f4 l\u1edbn.<\/span><\/p>\n<p data-path-to-node=\"9\">\u0110\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn cho c\u00e1c m\u1ea1ch v\u00f2ng an to\u00e0n quan tr\u1ecdng: An to\u00e0n l\u00e0 y\u1ebfu t\u1ed1 kh\u00f4ng th\u1ec3 th\u1ecfa hi\u1ec7p trong \u0111o l\u01b0\u1eddng \u00e1p su\u1ea5t cao. <span class=\"citation-86 citation-end-86\">EJX440A \u0111\u1ea1t ch\u1ee9ng nh\u1eadn Exida v\u00e0 TUV SIL 2\/3, cho ph\u00e9p t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch v\u00e0o H\u1ec7 th\u1ed1ng Thi\u1ebft b\u1ecb An to\u00e0n (SIS).<\/span> Ch\u1ee9ng nh\u1eadn n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng thi\u1ebft b\u1ecb \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n to\u00e0n c\u1ea7u nghi\u00eam ng\u1eb7t nh\u1ea5t v\u1ec1 gi\u1ea3m thi\u1ec3u r\u1ee7i ro.<\/p>\n<p data-path-to-node=\"10\">T\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i c\u1ef1c nhanh: Trong c\u00e1c t\u00ecnh hu\u1ed1ng \u00e1p l\u1ef1c cao, d\u1eef li\u1ec7u b\u1ecb ch\u1eadm tr\u1ec5 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn h\u01b0 h\u1ecfng thi\u1ebft b\u1ecb. <span class=\"citation-85 citation-end-85\">V\u1edbi th\u1eddi gian ph\u1ea3n h\u1ed3i ch\u1ec9 90 ms, EJX440A cung c\u1ea5p ph\u1ea3n h\u1ed3i th\u1eddi gian th\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng t\u1ee9c th\u00ec v\u1edbi nh\u1eefng thay \u0111\u1ed5i \u0111\u1ed9ng trong quy tr\u00ecnh v\u00e0 s\u1ef1 t\u0103ng gi\u1ea3m \u00e1p su\u1ea5t.<\/span><\/p>\n<p data-path-to-node=\"11\"><span class=\"citation-84 citation-end-84\">C\u1ea5u h\u00ecnh t\u1ea1i ch\u1ed7 \u0111\u01a1n gi\u1ea3n h\u00f3a: T\u00ednh n\u0103ng C\u00e0i \u0111\u1eb7t th\u00f4ng s\u1ed1 c\u1ee5c b\u1ed9 (LPS) cho ph\u00e9p k\u1ef9 thu\u1eadt vi\u00ean hi\u1ec7n tr\u01b0\u1eddng c\u1ea5u h\u00ecnh b\u1ed9 ph\u00e1t m\u00e0 kh\u00f4ng c\u1ea7n thi\u1ebft b\u1ecb li\u00ean l\u1ea1c c\u1ea7m tay.<\/span> Giao di\u1ec7n tr\u1ef1c quan n\u00e0y gi\u00fap t\u0103ng t\u1ed1c qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh v\u00e0 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 th\u01b0\u1eddng xuy\u00ean ngay tr\u00ean thi\u1ebft b\u1ecb.<\/p>\n<p data-path-to-node=\"12\">Thi\u1ebft k\u1ebf l\u1eafp \u0111\u1eb7t truy\u1ec1n th\u1ed1ng \u0111a n\u0103ng: Ki\u1ebfn tr\u00fac l\u1eafp \u0111\u1eb7t m\u1eb7t b\u00edch truy\u1ec1n th\u1ed1ng mang l\u1ea1i kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch r\u1ed9ng r\u00e3i v\u1edbi c\u00e1c c\u1ee5m van v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn xung hi\u1ec7n c\u00f3. \u0110i\u1ec1u n\u00e0y l\u00e0m cho EJX440A tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u1ea3 c\u00e1c d\u1ef1 \u00e1n m\u1edbi \u00e1p su\u1ea5t cao v\u00e0 vi\u1ec7c n\u00e2ng c\u1ea5p thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng c\u0169 t\u1ea1i c\u00e1c \u0111\u1ecba \u0111i\u1ec3m hi\u1ec7n h\u1eefu.<\/p>\n<h4 data-path-to-node=\"13\">\u0110\u1eb7c t\u00ednh k\u1ef9 thu\u1eadt<\/h4>\n<p data-path-to-node=\"14\"><span class=\"citation-83 citation-end-83\">Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng: S\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn k\u1ef9 thu\u1eadt s\u1ed1 c\u1ed9ng h\u01b0\u1edfng silicon DPharp hi\u1ec7u su\u1ea5t cao c\u1ee7a Yokogawa.<\/span><\/p>\n<p data-path-to-node=\"15\">\u1ee8ng d\u1ee5ng: T\u1ed1i \u01b0u h\u00f3a cho ch\u1ea5t l\u1ecfng, kh\u00ed v\u00e0 h\u01a1i n\u01b0\u1edbc \u00e1p su\u1ea5t cao.<\/p>\n<p data-path-to-node=\"16\">\u0110\u1ed9 ch\u00ednh x\u00e1c tham chi\u1ebfu: \u00b1 0,04% c\u1ee7a d\u1ea3i \u0111o.<\/p>\n<p data-path-to-node=\"17\">\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh: \u00b1 0,1% trong v\u00f2ng 15 n\u0103m.<\/p>\n<p data-path-to-node=\"18\">Th\u1eddi gian ph\u1ea3n h\u1ed3i: 90 ms.<\/p>\n<p data-path-to-node=\"19\">Ch\u1ee9ng nh\u1eadn an to\u00e0n: \u0110\u1ea1t ch\u1ee9ng nh\u1eadn Exida v\u00e0 TUV SIL 2\/3.<\/p>\n<p data-path-to-node=\"20\">C\u1ea5u h\u00ecnh: Thi\u1ebft l\u1eadp tham s\u1ed1 c\u1ee5c b\u1ed9 (LPS).<\/p>\n<p data-path-to-node=\"21\">Giao ti\u1ebfp: H\u1ed7 tr\u1ee3 c\u00e1c giao th\u1ee9c k\u1ef9 thu\u1eadt s\u1ed1 ti\u00eau chu\u1ea9n \u0111\u1ec3 t\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng li\u1ec1n m\u1ea1ch.<\/p>\n<h5 data-path-to-node=\"22\">L\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng<\/h5>\n<p data-path-to-node=\"23\">EJX440A l\u00e0 l\u1ef1a ch\u1ecdn \u01b0u ti\u00ean cho vi\u1ec7c \u0111o \u00e1p su\u1ea5t cao trong ph\u1ea1m vi r\u1ed9ng, n\u01a1i y\u00eau c\u1ea7u \u0111\u1ed9 ch\u00ednh x\u00e1c, an to\u00e0n v\u00e0 ki\u1ec3u l\u1eafp \u0111\u1eb7t truy\u1ec1n th\u1ed1ng.<\/p>\n<p data-path-to-node=\"24\">C\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u00e0 \u1ee9ng d\u1ee5ng ch\u00ednh:<\/p>\n<ul data-path-to-node=\"25\">\n<li>\n<p data-path-to-node=\"25,0,0\">S\u1ea3n xu\u1ea5t d\u1ea7u kh\u00ed: Gi\u00e1m s\u00e1t c\u00e1c \u0111\u01b0\u1eddng \u1ed1ng x\u1ea3 \u00e1p su\u1ea5t cao, thi\u1ebft b\u1ecb t\u00e1ch v\u00e0 c\u1ee5m thi\u1ebft b\u1ecb \u0111\u1ea7u gi\u1ebfng trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"25,1,0\">Ng\u00e0nh h\u00f3a ch\u1ea5t v\u00e0 h\u00f3a d\u1ea7u: \u0110i\u1ec1u khi\u1ec3n c\u00e1c l\u00f2 ph\u1ea3n \u1ee9ng \u00e1p su\u1ea5t cao v\u00e0 c\u00e1c d\u00e2y chuy\u1ec1n x\u1eed l\u00fd th\u1ee9 c\u1ea5p, n\u01a1i t\u00ednh \u1ed5n \u0111\u1ecbnh l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ec3 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"25,2,0\">S\u1ea3n xu\u1ea5t \u0111i\u1ec7n n\u0103ng: Gi\u00e1m s\u00e1t ch\u00ednh x\u00e1c c\u00e1c \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn h\u01a1i cao \u00e1p v\u00e0 h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc trong c\u00e1c nh\u00e0 m\u00e1y \u0111i\u1ec7n.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"25,3,0\">L\u1ecdc d\u1ea7u: Qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng c\u1ea5p hydro \u00e1p su\u1ea5t cao ho\u1eb7c h\u1ec7 th\u1ed1ng c\u1ea5p ch\u1ea5t x\u00fac t\u00e1c, trong \u0111\u00f3 \u0111\u1ed9 tin c\u1eady \u0111\u1ea1t ti\u00eau chu\u1ea9n SIL l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"25,4,0\">Ki\u1ec3m th\u1eed c\u00f4ng nghi\u1ec7p: Cung c\u1ea5p d\u1eef li\u1ec7u \u00e1p su\u1ea5t ch\u00ednh x\u00e1c, t\u1ed1c \u0111\u1ed9 cao cho c\u00e1c h\u1ec7 th\u1ed1ng ki\u1ec3m \u0111\u1ecbnh v\u00e0 th\u1eed nghi\u1ec7m \u00e1p su\u1ea5t cao chuy\u00ean d\u1ee5ng.<\/p>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Yokogawa EJX440A l\u00e0 m\u1ed9t b\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t cao c\u1ea5p ki\u1ec3u g\u1eafn truy\u1ec1n th\u1ed1ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ef1c cao v\u00e0 \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i trong c\u00e1c \u1ee9ng d\u1ee5ng \u00e1p su\u1ea5t cao. V\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c h\u00e0ng \u0111\u1ea7u trong ng\u00e0nh \u00b1 0,04% v\u00e0 ch\u1ee9ng nh\u1eadn an to\u00e0n SIL 2\/3, n\u00f3 cung c\u1ea5p m\u1ed9t gi\u1ea3i ph\u00e1p m\u1ea1nh m\u1ebd v\u00e0 c\u1ef1c k\u1ef3 \u1ed5n \u0111\u1ecbnh \u0111\u1ec3 gi\u00e1m s\u00e1t c\u00e1c qu\u00e1 tr\u00ecnh ch\u1ea5t l\u1ecfng, kh\u00ed v\u00e0 h\u01a1i n\u01b0\u1edbc.<\/p>","protected":false},"author":1,"featured_media":4768,"parent":0,"menu_order":615,"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":[326,324],"brands":[164,111],"model_series":[],"industries":[54,53,55,56],"product_cat":[94,92],"class_list":["post-4780","products","type-products","status-publish","format-standard","has-post-thumbnail","hentry","tag-gauge-pressure-transmitters","tag-yokogawa","brands-gauge-pressure-transmitters-yokogawa","brands-yokogawa","industries-chemical-petrochemical","industries-oil-gas","industries-power-generation","industries-refining","product_cat-gauge-pressure-transmitters","product_cat-transmitters"],"acf":{"output":"","accuracy":"Primary Variable\uff1a\u00b10.04% 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\uff1aGauge Pressure","stability_":"Primary Variable\uff1a\u00b10.1% of URL per 15 years","response_time":"Primary Variable\uff1a90 msec","burst_pressure_absolute":"","specification_conformance":"","rangeability":"Primary Variable\uff1a200:1","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":4781,"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>EJX440A High Performance | In Stock Ready to Ship<\/title>\n<meta name=\"description\" content=\"Require immediate pricing for the EJX440A High Performance Traditional-mount High Gauge Pressure Transmitter? Our team offers rapid quotes, authentic pr...\" \/>\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\/ejx440a-gauge-pressure-transmitter\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"EJX440A High Performance Traditional-mount High Gauge Pressure Transmitter\" \/>\n<meta property=\"og:description\" content=\"Require immediate pricing for the EJX440A High Performance Traditional-mount High Gauge Pressure Transmitter? 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