{"id":7599,"date":"2026-04-06T16:19:18","date_gmt":"2026-04-06T16:19:18","guid":{"rendered":"https:\/\/www.yunrui-controls.com\/?post_type=products&#038;p=7599"},"modified":"2026-04-06T16:19:43","modified_gmt":"2026-04-06T16:19:43","slug":"fisher-4194-differential-pressure-indicating-controller","status":"publish","type":"products","link":"https:\/\/www.yunrui-controls.com\/vi\/products\/fisher-4194-differential-pressure-indicating-controller\/","title":{"rendered":"B\u1ed9 \u0111i\u1ec1u khi\u1ec3n hi\u1ec3n th\u1ecb \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch Fisher 4194 | Nh\u00e0 cung c\u1ea5p van Fisher | C\u00f3 \u0111\u1ea7y \u0111\u1ee7 c\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a Fisher"},"content":{"rendered":"<h2 data-path-to-node=\"5\">\u01afu \u0111i\u1ec3m k\u1ef9 thu\u1eadt c\u1ed1t l\u00f5i<\/h2>\n<ul data-path-to-node=\"6\">\n<li>\n<p data-path-to-node=\"6,0,0\">C\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t k\u00e9p: Thi\u1ebft b\u1ecb 4194 c\u1ea3m nh\u1eadn hai \u00e1p su\u1ea5t kh\u00e1c nhau v\u00e0 so s\u00e1nh s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa ch\u00fang v\u1edbi \u0111i\u1ec3m \u0111\u1eb7t do ng\u01b0\u1eddi v\u1eadn h\u00e0nh x\u00e1c \u0111\u1ecbnh. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 gi\u00e1m s\u00e1t b\u1ed9 l\u1ecdc, \u0111o l\u01b0u l\u01b0\u1ee3ng v\u00e0 theo d\u00f5i hi\u1ec7u su\u1ea5t b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"6,1,0\">M\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb r\u00f5 n\u00e9t: Ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 ki\u1ec3m tra tr\u1ea1ng th\u00e1i quy tr\u00ecnh t\u1eeb xa b\u1eb1ng thang \u0111o tr\u1eafng tr\u00ean n\u1ec1n \u0111en 114 mm (4 1\/2 inch). Hai kim ch\u1ec9 m\u00e0u \u0111\u1ecf cung c\u1ea5p s\u1ef1 so s\u00e1nh tr\u1ef1c quan t\u1ee9c th\u1eddi gi\u1eefa \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch th\u1ef1c t\u1ebf v\u00e0 \u0111\u1ed9 l\u1ec7ch \u0111i\u1ec3m \u0111\u1eb7t.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"6,2,0\">Kh\u1ea3 n\u0103ng ch\u1ed1ng rung: Nh\u1edd thi\u1ebft k\u1ebf b\u00ean trong c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng th\u1ea5p, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c ngay c\u1ea3 khi \u0111\u01b0\u1ee3c g\u1eafn tr\u1ef1c ti\u1ebfp tr\u00ean c\u00e1c b\u1ed9 truy\u1ec1n \u0111\u1ed9ng rung ho\u1eb7c trong m\u00f4i tr\u01b0\u1eddng nh\u00e0 m\u00e1y c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 rung cao.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"6,3,0\">\u0110i\u1ec1u ch\u1ec9nh t\u1ea1i ch\u1ed7 kh\u00f4ng c\u1ea7n d\u1ee5ng c\u1ee5: Vi\u1ec7c b\u1ea3o tr\u00ec v\u00e0 thi\u1ebft l\u1eadp \u0111\u01b0\u1ee3c \u0111\u01a1n gi\u1ea3n h\u00f3a; b\u1ea1n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec3m \u0111\u1eb7t, \u0111i\u1ec3m 0, ph\u1ea1m vi \u0111o v\u00e0 chuy\u1ec3n \u0111\u1ed5i gi\u1eefa ch\u1ebf \u0111\u1ed9 v\u1eadn h\u00e0nh thu\u1eadn v\u00e0 ngh\u1ecbch m\u1ed9t c\u00e1ch nhanh ch\u00f3ng m\u00e0 kh\u00f4ng c\u1ea7n d\u1ee5ng c\u1ee5 chuy\u00ean d\u1ee5ng.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"6,4,0\">Hi\u1ec7u su\u1ea5t kh\u00ed n\u00e9n: Thi\u1ebft k\u1ebf r\u01a1le v\u00e0 v\u00f2i phun \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn gi\u00fap gi\u1ea3m m\u1ee9c ti\u00eau th\u1ee5 kh\u00ed \u1edf tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh xu\u1ed1ng ch\u1ec9 c\u00f2n 0,09 m\u00b3\/gi\u1edd (5 scfh), gi\u1ea3m t\u1ed5ng nhu c\u1ea7u s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng kh\u00ed n\u00e9n c\u1ee7a nh\u00e0 m\u00e1y.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"6,5,0\">\u0110\u1ed9 b\u1ec1n m\u00f4i tr\u01b0\u1eddng: V\u1ecf nh\u1ef1a c\u1ee9ng c\u00e1p \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ed1ng l\u1ea1i m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n, v\u00e0 c\u00f3 c\u00e1c t\u00f9y ch\u1ecdn b\u00ean trong \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c m\u00f4i ch\u1ea5t cung c\u1ea5p c\u00f3 t\u00ednh \u0103n m\u00f2n nh\u01b0 kh\u00ed chua.<\/p>\n<\/li>\n<\/ul>\n<hr data-path-to-node=\"7\" \/>\n<h3 data-path-to-node=\"8\">C\u1ed1t l\u00f5i k\u1ef9 thu\u1eadt<\/h3>\n<table data-path-to-node=\"9\">\n<thead>\n<tr>\n<td><strong>T\u00ednh n\u0103ng<\/strong><\/td>\n<td><strong>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \/ Chi ti\u1ebft<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"9,1,0,0\">Ch\u1ebf \u0111\u1ed9 \u0111i\u1ec1u khi\u1ec3n<\/span><\/td>\n<td><span data-path-to-node=\"9,1,1,0\">Ch\u1ec9 t\u1ef7 l\u1ec7 thu\u1eadn, T\u1ef7 l\u1ec7 thu\u1eadn c\u1ed9ng v\u1edbi thi\u1ebft l\u1eadp l\u1ea1i, ho\u1eb7c Kho\u1ea3ng c\u00e1ch vi ph\u00e2n<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"9,2,0,0\">T\u00edn hi\u1ec7u \u0111\u1ea7u ra<\/span><\/td>\n<td><span data-path-to-node=\"9,2,1,0\">0,2 \u0111\u1ebfn 1,0 bar (3 \u0111\u1ebfn 15 psig) ho\u1eb7c 0,4 \u0111\u1ebfn 2,0 bar (6 \u0111\u1ebfn 30 psig)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"9,3,0,0\">Ph\u01b0\u01a1ng ti\u1ec7n cung c\u1ea5p<\/span><\/td>\n<td><span data-path-to-node=\"9,3,1,0\">Kh\u00f4ng kh\u00ed ho\u1eb7c kh\u00ed t\u1ef1 nhi\u00ean ng\u1ecdt (c\u00f3 s\u1eb5n c\u00e1c l\u1ef1a ch\u1ecdn kh\u00ed chua)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"9,4,0,0\">Ti\u00eau th\u1ee5 \u1edf tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh<\/span><\/td>\n<td><span data-path-to-node=\"9,4,1,0\">0,09 m3\/h (5 scfh)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"9,5,0,0\">T\u00f9y ch\u1ecdn l\u1eafp \u0111\u1eb7t<\/span><\/td>\n<td><span data-path-to-node=\"9,5,1,0\">B\u1ed9 truy\u1ec1n \u0111\u1ed9ng, gi\u00e1 \u0111\u1ee1 \u1ed1ng, t\u01b0\u1eddng ho\u1eb7c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"9,6,0,0\">K\u00edch th\u01b0\u1edbc thang \u0111o<\/span><\/td>\n<td><span data-path-to-node=\"9,6,1,0\">114 mm (4,5 inch)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"9,7,0,0\">C\u00e1c ch\u1ec9 s\u1ed1<\/span><\/td>\n<td><span data-path-to-node=\"9,7,1,0\">Ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t, \u0111i\u1ec3m \u0111\u1eb7t, \u00e1p su\u1ea5t c\u1ea5p, \u00e1p su\u1ea5t \u0111\u1ea7u ra<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr data-path-to-node=\"10\" \/>\n<h4 data-path-to-node=\"11\">\u1ee8ng d\u1ee5ng v\u00e0 c\u00e1c l\u0129nh v\u1ef1c c\u00f4ng nghi\u1ec7p<\/h4>\n<p data-path-to-node=\"12\">M\u00e1y 4194 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nh\u1eefng n\u01a1i m\u00e0 vi\u1ec7c \u0111o \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch ch\u00ednh x\u00e1c l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ed1i v\u1edbi s\u1ef1 an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a quy tr\u00ecnh.<\/p>\n<ul data-path-to-node=\"13\">\n<li>\n<p data-path-to-node=\"13,0,0\">Ng\u00e0nh d\u1ea7u kh\u00ed: Gi\u00e1m s\u00e1t s\u1ef1 s\u1ee5t gi\u1ea3m \u00e1p su\u1ea5t tr\u00ean c\u00e1c b\u1ed9 l\u1ecdc v\u00e0 thi\u1ebft b\u1ecb t\u00e1ch \u0111\u1ec3 l\u00ean l\u1ecbch b\u1ea3o tr\u00ec tr\u01b0\u1edbc khi d\u00f2ng ch\u1ea3y b\u1ecb h\u1ea1n ch\u1ebf.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"13,1,0\">S\u1ea3n xu\u1ea5t \u0111i\u1ec7n n\u0103ng: Ki\u1ec3m so\u00e1t ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t trong h\u1ec7 th\u1ed1ng n\u01b0\u1edbc l\u00e0m m\u00e1t v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn h\u01a1i.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"13,2,0\">X\u1eed l\u00fd h\u00f3a ch\u1ea5t: Duy tr\u00ec \u0111\u1ed9 ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t c\u1ee5 th\u1ec3 gi\u1eefa c\u00e1c l\u00f2 ph\u1ea3n \u1ee9ng ho\u1eb7c c\u1ed9t ch\u01b0ng c\u1ea5t.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"13,3,0\">X\u1eed l\u00fd n\u01b0\u1edbc: Qu\u1ea3n l\u00fd chu k\u1ef3 r\u1eeda ng\u01b0\u1ee3c cho c\u00e1c h\u1ec7 th\u1ed1ng l\u1ecdc quy m\u00f4 l\u1edbn d\u1ef1a tr\u00ean s\u1ef1 ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t m\u00e0ng l\u1ecdc.<\/p>\n<\/li>\n<\/ul>\n<hr data-path-to-node=\"14\" \/>\n<h5 data-path-to-node=\"15\">C\u00f4ng ty TNHH Th\u01b0\u01a1ng m\u1ea1i Xi&#039;an Yunrui - H\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt<\/h5>\n<p data-path-to-node=\"16\">C\u00f4ng ty TNHH Th\u01b0\u01a1ng m\u1ea1i Xi&#039;an Yunrui l\u00e0 nh\u00e0 cung c\u1ea5p ch\u00ednh c\u00e1c van Fisher, cung c\u1ea5p \u0111\u1ea7y \u0111\u1ee7 c\u00e1c gi\u1ea3i ph\u00e1p Fisher. Ch\u00fang t\u00f4i chuy\u00ean cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p t\u1ef1 \u0111\u1ed9ng h\u00f3a Emerson ch\u00ednh h\u00e3ng, hi\u1ec7u su\u1ea5t cao cho kh\u00e1ch h\u00e0ng c\u00f4ng nghi\u1ec7p. B\u00ean c\u1ea1nh vi\u1ec7c cung c\u1ea5p c\u00e1c ph\u1ea7n c\u1ee9ng c\u1ed1t l\u00f5i nh\u01b0 B\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch 4194, ch\u00fang t\u00f4i t\u1eadn d\u1ee5ng chuy\u00ean m\u00f4n k\u1ef9 thu\u1eadt s\u00e2u r\u1ed9ng \u0111\u1ec3 cung c\u1ea5p h\u1ed7 tr\u1ee3 chuy\u00ean nghi\u1ec7p v\u00e0 h\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn m\u00f4 h\u00ecnh cho c\u00e1c d\u1ef1 \u00e1n mua s\u1eafm v\u00e0 k\u1ef9 thu\u1eadt. B\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u h\u00f3a chu\u1ed7i cung \u1ee9ng, ch\u00fang t\u00f4i mang l\u1ea1i l\u1ee3i th\u1ebf c\u1ea1nh tranh v\u1ec1 gi\u00e1 c\u1ea3, \u0111\u1ea3m b\u1ea3o cung c\u1ea5p m\u1ee9c gi\u00e1 cao nh\u1ea5t \u0111\u1ed3ng th\u1eddi h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c n\u00e2ng c\u1ea5p k\u1ef9 thu\u1eadt s\u1ed1.<\/p>\n<p data-path-to-node=\"17\">N\u1ebfu b\u1ea1n \u0111ang l\u1ef1a ch\u1ecdn ph\u1ea7n t\u1eed c\u1ea3m bi\u1ebfn cho \u1ee9ng d\u1ee5ng \u00e1p su\u1ea5t t\u0129nh cao v\u00e0 c\u1ea7n x\u00e1c minh gi\u1edbi h\u1ea1n \u00e1p su\u1ea5t t\u1ed1i \u0111a c\u1ee7a \u1ed1ng th\u1ed5i ho\u1eb7c v\u1ecf b\u1ecdc, vui l\u00f2ng li\u00ean h\u1ec7 v\u1edbi \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt c\u1ee7a ch\u00fang t\u00f4i.<\/p>","protected":false},"excerpt":{"rendered":"<p>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n kh\u00ed n\u00e9n Fisher 4194 l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb \u0111a n\u0103ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 \u0111o l\u01b0\u1eddng v\u00e0 qu\u1ea3n l\u00fd s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai \u00e1p su\u1ea5t trong quy tr\u00ecnh. N\u00f3 k\u1ebft h\u1ee3p kh\u1ea3 n\u0103ng gi\u00e1m s\u00e1t tr\u1ef1c quan cao v\u1edbi c\u1ea5u tr\u00fac b\u00ean trong ch\u1eafc ch\u1eafn, ch\u1ed1ng rung, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh thi\u1ebft b\u1ecb ti\u00eau chu\u1ea9n trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t, d\u1ea7u kh\u00ed v\u00e0 s\u1ea3n xu\u1ea5t \u0111i\u1ec7n, n\u01a1i ngu\u1ed3n \u0111i\u1ec7n kh\u00f4ng c\u00f3 s\u1eb5n ho\u1eb7c nguy hi\u1ec3m.<\/p>","protected":false},"author":1,"featured_media":7600,"parent":0,"menu_order":24,"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":[381],"brands":[162,112],"model_series":[],"industries":[54,53,55,59],"product_cat":[122,258],"class_list":["post-7599","products","type-products","status-publish","format-standard","has-post-thumbnail","hentry","tag-fisher-valves-supplier","brands-controllers-and-instruments","brands-fisher","industries-chemical-petrochemical","industries-oil-gas","industries-power-generation","industries-water-wastewater","product_cat-control-valves-actuators","product_cat-controllers-and-instruments"],"acf":{"area_classification":"","certifications":"ATEX, CUTR","communication_protocol":"","data_interface":"","diagnostics":"","input_signal":"Pneumatic","max_outlet_pressure":"40 psig","mounting_type":"Remote Mount, Actuator Mount","operating_temperature":"Standard Temperature","position_control":"On\/Off, Modulating Control","process_control":"Pressure","power_source":"","supply_media":"Air, Natural Gas","other_configurations":"Please contact us for other specifications or options for this product.","datasheet":7601},"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>Fisher 4194 Differential Pressure Controller | Fisher Valves supplier<\/title>\n<meta name=\"description\" content=\"Fisher 4194 differential pressure controller from Yunrui Fisher Valves supplier - 100% genuine Emerson, competitive price. Pneumatic differential pressure control for flow measurement and level control applications.\" \/>\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\/fisher-4194-differential-pressure-indicating-controller\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fisher 4194 Differential Pressure Indicating Controller\uff5cFisher Valves supplier\uff5cFisher&#039;s full product range available\" \/>\n<meta property=\"og:description\" content=\"Fisher 4194 differential pressure controller from Yunrui Fisher Valves supplier - 100% genuine Emerson, competitive price. Pneumatic differential pressure control for flow measurement and level control applications.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.yunrui-controls.com\/vi\/products\/fisher-4194-differential-pressure-indicating-controller\/\" \/>\n<meta property=\"og:site_name\" content=\"Fisher, E+H &amp; Rosemount Supplier from China | 100% Original | YUNRUI\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-06T16:19:43+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.yunrui-controls.com\/wp-content\/uploads\/2026\/04\/prod-fish-fisher-4194-controller-w5850-1-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"555\" \/>\n\t<meta property=\"og:image:height\" content=\"555\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/\",\"url\":\"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/\",\"name\":\"Fisher 4194 Differential Pressure Controller | Fisher Valves supplier\",\"isPartOf\":{\"@id\":\"https:\/\/www.yunrui-controls.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.yunrui-controls.com\/wp-content\/uploads\/2026\/04\/prod-fish-fisher-4194-controller-w5850-1-1.jpg\",\"datePublished\":\"2026-04-06T16:19:18+00:00\",\"dateModified\":\"2026-04-06T16:19:43+00:00\",\"description\":\"Fisher 4194 differential pressure controller from Yunrui Fisher Valves supplier - 100% genuine Emerson, competitive price. Pneumatic differential pressure control for flow measurement and level control applications.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/#primaryimage\",\"url\":\"https:\/\/www.yunrui-controls.com\/wp-content\/uploads\/2026\/04\/prod-fish-fisher-4194-controller-w5850-1-1.jpg\",\"contentUrl\":\"https:\/\/www.yunrui-controls.com\/wp-content\/uploads\/2026\/04\/prod-fish-fisher-4194-controller-w5850-1-1.jpg\",\"width\":555,\"height\":555,\"caption\":\"Yunrui Fisher Valves supplier - Fisher 4194 Differential Pressure Controller, 100% genuine Emerson original, competitive price, accurate differential pressure control\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.yunrui-controls.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Products\",\"item\":\"https:\/\/www.yunrui-controls.com\/ms\/products\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Fisher 4194 Differential Pressure Indicating Controller\uff5cFisher Valves supplier\uff5cFisher&#8217;s full product range available\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.yunrui-controls.com\/#website\",\"url\":\"https:\/\/www.yunrui-controls.com\/\",\"name\":\"Process Instrument & Valve Supplier from China | YUNRUI\",\"description\":\"YUNRUI is your trusted authorized distributor and stockist in China for original Fisher valves, E+H, and Rosemount instruments. Fast Middle East delivery. Get a quote!\",\"publisher\":{\"@id\":\"https:\/\/www.yunrui-controls.com\/#organization\"},\"alternateName\":\"YRCONTROLS\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.yunrui-controls.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.yunrui-controls.com\/#organization\",\"name\":\"YUNRUI\",\"alternateName\":\"YUNRUI TRADING\",\"url\":\"https:\/\/www.yunrui-controls.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/www.yunrui-controls.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.yunrui-controls.com\/wp-content\/uploads\/2026\/03\/original-yunrui-logo-from-china-supplier-yunrui.png\",\"contentUrl\":\"https:\/\/www.yunrui-controls.com\/wp-content\/uploads\/2026\/03\/original-yunrui-logo-from-china-supplier-yunrui.png\",\"width\":512,\"height\":512,\"caption\":\"YUNRUI\"},\"image\":{\"@id\":\"https:\/\/www.yunrui-controls.com\/#\/schema\/logo\/image\/\"},\"telephone\":\"8618710784030\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Fisher 4194 Differential Pressure Controller | Fisher Valves supplier","description":"Fisher 4194 differential pressure controller from Yunrui Fisher Valves supplier - 100% genuine Emerson, competitive price. Pneumatic differential pressure control for flow measurement and level control applications.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.yunrui-controls.com\/vi\/products\/fisher-4194-differential-pressure-indicating-controller\/","og_locale":"vi_VN","og_type":"article","og_title":"Fisher 4194 Differential Pressure Indicating Controller\uff5cFisher Valves supplier\uff5cFisher's full product range available","og_description":"Fisher 4194 differential pressure controller from Yunrui Fisher Valves supplier - 100% genuine Emerson, competitive price. Pneumatic differential pressure control for flow measurement and level control applications.","og_url":"https:\/\/www.yunrui-controls.com\/vi\/products\/fisher-4194-differential-pressure-indicating-controller\/","og_site_name":"Fisher, E+H &amp; Rosemount Supplier from China | 100% Original | YUNRUI","article_modified_time":"2026-04-06T16:19:43+00:00","og_image":[{"width":555,"height":555,"url":"https:\/\/www.yunrui-controls.com\/wp-content\/uploads\/2026\/04\/prod-fish-fisher-4194-controller-w5850-1-1.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"3 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/","url":"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/","name":"Fisher 4194 Differential Pressure Controller | Fisher Valves supplier","isPartOf":{"@id":"https:\/\/www.yunrui-controls.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/#primaryimage"},"image":{"@id":"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/#primaryimage"},"thumbnailUrl":"https:\/\/www.yunrui-controls.com\/wp-content\/uploads\/2026\/04\/prod-fish-fisher-4194-controller-w5850-1-1.jpg","datePublished":"2026-04-06T16:19:18+00:00","dateModified":"2026-04-06T16:19:43+00:00","description":"Fisher 4194 differential pressure controller from Yunrui Fisher Valves supplier - 100% genuine Emerson, competitive price. Pneumatic differential pressure control for flow measurement and level control applications.","breadcrumb":{"@id":"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/#primaryimage","url":"https:\/\/www.yunrui-controls.com\/wp-content\/uploads\/2026\/04\/prod-fish-fisher-4194-controller-w5850-1-1.jpg","contentUrl":"https:\/\/www.yunrui-controls.com\/wp-content\/uploads\/2026\/04\/prod-fish-fisher-4194-controller-w5850-1-1.jpg","width":555,"height":555,"caption":"Yunrui Fisher Valves supplier - Fisher 4194 Differential Pressure Controller, 100% genuine Emerson original, competitive price, accurate differential pressure control"},{"@type":"BreadcrumbList","@id":"https:\/\/www.yunrui-controls.com\/products\/fisher-4194-differential-pressure-indicating-controller\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.yunrui-controls.com\/"},{"@type":"ListItem","position":2,"name":"Products","item":"https:\/\/www.yunrui-controls.com\/ms\/products\/"},{"@type":"ListItem","position":3,"name":"Fisher 4194 Differential Pressure Indicating Controller\uff5cFisher Valves supplier\uff5cFisher&#8217;s full product range available"}]},{"@type":"WebSite","@id":"https:\/\/www.yunrui-controls.com\/#website","url":"https:\/\/www.yunrui-controls.com\/","name":"Nh\u00e0 cung c\u1ea5p thi\u1ebft b\u1ecb v\u00e0 van \u0111i\u1ec1u khi\u1ec3n c\u00f4ng nghi\u1ec7p t\u1eeb Trung Qu\u1ed1c | YUNRUI","description":"YUNRUI l\u00e0 nh\u00e0 ph\u00e2n ph\u1ed1i v\u00e0 cung c\u1ea5p \u1ee7y quy\u1ec1n \u0111\u00e1ng tin c\u1eady t\u1ea1i Trung Qu\u1ed1c c\u00e1c s\u1ea3n ph\u1ea9m van Fisher ch\u00ednh h\u00e3ng, thi\u1ebft b\u1ecb E+H v\u00e0 Rosemount. Giao h\u00e0ng nhanh ch\u00f3ng khu v\u1ef1c Trung \u0110\u00f4ng. Y\u00eau c\u1ea7u b\u00e1o gi\u00e1!","publisher":{"@id":"https:\/\/www.yunrui-controls.com\/#organization"},"alternateName":"YRCONTROLS","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.yunrui-controls.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/www.yunrui-controls.com\/#organization","name":"YUNRUI","alternateName":"YUNRUI TRADING","url":"https:\/\/www.yunrui-controls.com\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.yunrui-controls.com\/#\/schema\/logo\/image\/","url":"https:\/\/www.yunrui-controls.com\/wp-content\/uploads\/2026\/03\/original-yunrui-logo-from-china-supplier-yunrui.png","contentUrl":"https:\/\/www.yunrui-controls.com\/wp-content\/uploads\/2026\/03\/original-yunrui-logo-from-china-supplier-yunrui.png","width":512,"height":512,"caption":"YUNRUI"},"image":{"@id":"https:\/\/www.yunrui-controls.com\/#\/schema\/logo\/image\/"},"telephone":"8618710784030"}]}},"_links":{"self":[{"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/products\/7599","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/types\/products"}],"author":[{"embeddable":true,"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/comments?post=7599"}],"version-history":[{"count":2,"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/products\/7599\/revisions"}],"predecessor-version":[{"id":7603,"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/products\/7599\/revisions\/7603"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/media\/7600"}],"wp:attachment":[{"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/media?parent=7599"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/tags?post=7599"},{"taxonomy":"brands","embeddable":true,"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/brands?post=7599"},{"taxonomy":"model_series","embeddable":true,"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/model_series?post=7599"},{"taxonomy":"industries","embeddable":true,"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/industries?post=7599"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.yunrui-controls.com\/vi\/wp-json\/wp\/v2\/product_cat?post=7599"}],"curies":[{"name":"trang web","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}