{"id":7968,"date":"2026-04-21T18:05:05","date_gmt":"2026-04-21T18:05:05","guid":{"rendered":"https:\/\/www.yunrui-controls.com\/?p=7968"},"modified":"2026-04-21T18:05:58","modified_gmt":"2026-04-21T18:05:58","slug":"eh-itemp-tmt72-temperature-transmitter","status":"publish","type":"post","link":"https:\/\/www.yunrui-controls.com\/vi\/eh-itemp-tmt72-temperature-transmitter\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn \u0111\u1ea5u d\u00e2y v\u00e0 ph\u00e2n t\u00edch kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 cho b\u1ed9 truy\u1ec1n t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9 E+H iTEMP TMT72"},"content":{"rendered":"

Trong l\u0129nh v\u1ef1c \u0111o nhi\u1ec7t \u0111\u1ed9 c\u00f4ng nghi\u1ec7p, h\u1ec7 th\u1ed1ng d\u00e2y d\u1eabn \u1ed5n \u0111\u1ecbnh v\u00e0 c\u1ea5u h\u00ecnh ch\u00ednh x\u00e1c c\u1ee7a b\u1ed9 truy\u1ec1n t\u00edn hi\u1ec7u l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a qu\u00e1 tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n. L\u00e0 th\u1ebf h\u1ec7 m\u1edbi c\u1ee7a b\u1ed9 truy\u1ec1n t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9 th\u00f4ng minh m\u1ed9t k\u00eanh t\u1eeb Endress+Hauser, TMT72<\/a> H\u1ed7 tr\u1ee3 nhi\u1ec1u lo\u1ea1i \u0111\u1ea7u v\u00e0o c\u1ea3m bi\u1ebfn v\u00e0 thi\u1ebft l\u1eadp Bluetooth. C\u00f4ng ty TNHH Th\u01b0\u01a1ng m\u1ea1i Xi'an Yunrui (Yunrui), v\u1edbi t\u01b0 c\u00e1ch l\u00e0 chuy\u00ean gia v\u1ec1 thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng quy tr\u00ecnh, \u0111\u00e3 bi\u00ean so\u1ea1n c\u1ea9m nang th\u1ef1c h\u00e0nh chi ti\u1ebft n\u00e0y d\u00e0nh cho b\u1ea1n.
\n\"E+H<\/p>\n

\n

01 T\u1ea1i sao n\u00ean ch\u1ecdn iTEMP TMT72<\/a>?<\/h2>\n

TMT72 l\u00e0 b\u1ed9 truy\u1ec1n t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9 HART 7 hi\u1ec7u su\u1ea5t cao \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u t\u1eeb nhi\u1ec1u lo\u1ea1i \u0111\u1ea7u d\u00f2 nhi\u1ec7t \u0111i\u1ec7n tr\u1edf (RTD), c\u1eb7p nhi\u1ec7t \u0111i\u1ec7n (TC), \u0111i\u1ec7n tr\u1edf v\u00e0 \u0111i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o th\u00e0nh t\u00edn hi\u1ec7u \u0111\u1ea7u ra t\u1eeb 4 \u0111\u1ebfn 20 mA. Nh\u1eefng \u01b0u \u0111i\u1ec3m c\u1ed1t l\u00f5i c\u1ee7a n\u00f3 bao g\u1ed3m:<\/p>\n

N\u00e2ng c\u1ea5p k\u1ef9 thu\u1eadt s\u1ed1: H\u1ed7 tr\u1ee3 k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y Bluetooth, cho ph\u00e9p thi\u1ebft l\u1eadp c\u1ea5u h\u00ecnh th\u00f4ng qua \u1ee9ng d\u1ee5ng SmartBlue m\u00e0 kh\u00f4ng c\u1ea7n m\u1edf n\u1eafp thi\u1ebft b\u1ecb.<\/p>\n

\u0110\u1ed9 tin c\u1eady cao: \u0110\u01b0\u1ee3c ph\u00e1t tri\u1ec3n theo ti\u00eau chu\u1ea9n ph\u1ea7n c\u1ee9ng SIL 2\/3, ph\u00f9 h\u1ee3p cho c\u00e1c h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb an to\u00e0n.<\/p>\n

T\u00ednh linh ho\u1ea1t: C\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong \u0111\u1ea7u c\u1ea3m bi\u1ebfn d\u1ea1ng B ho\u1eb7c tr\u00ean thanh ray DIN.<\/p>\n

\n

\"Original
\n02 T\u00e0i li\u1ec7u tham kh\u1ea3o \u0111\u1ea5u d\u00e2y c\u1ea3m bi\u1ebfn TMT72<\/h2>\n

\u0110\u1ea5u d\u00e2y \u0111\u00fang c\u00e1ch r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng nh\u1ea3y t\u00edn hi\u1ec7u ho\u1eb7c h\u1ecfng thi\u1ebft b\u1ecb. Vui l\u00f2ng tham kh\u1ea3o s\u01a1 \u0111\u1ed3 \u0111\u1ea5u n\u1ed1i \u0111\u1ea7u cu\u1ed1i sau \u0111\u00e2y cho c\u00e1c c\u1ea5u h\u00ecnh RTD v\u00e0 TC th\u00f4ng d\u1ee5ng:<\/p>\n\n\n\n\n\n\n\n\n
Lo\u1ea1i d\u00e2y d\u1eabn<\/strong><\/td>\nK\u1ebft n\u1ed1i \u0111\u1ea7u cu\u1ed1i<\/strong><\/td>\nM\u00f4 t\u1ea3 k\u1ef9 thu\u1eadt<\/strong><\/td>\n<\/tr>\n<\/thead>\n
RTD 2 d\u00e2y<\/span><\/td>\nNh\u00e0 ga s\u1ed1 4 v\u00e0 s\u1ed1 6<\/span><\/td>\nN\u1ed1i tr\u1ef1c ti\u1ebfp hai d\u00e2y v\u00e0o c\u00e1c c\u1ef1c s\u1ed1 4 v\u00e0 6.<\/span><\/td>\n<\/tr>\n
RTD 3 d\u00e2y<\/span><\/td>\nNh\u00e0 ga s\u1ed1 4, 5 v\u00e0 6<\/span><\/td>\nM\u1ed9t d\u00e2y n\u1ed1i v\u00e0o c\u1ef1c s\u1ed1 4, hai d\u00e2y c\u00f2n l\u1ea1i (c\u00f9ng m\u00e0u\/nh\u00f3m) n\u1ed1i v\u00e0o c\u1ef1c s\u1ed1 5 v\u00e0 6.<\/span><\/td>\n<\/tr>\n
RTD 4 d\u00e2y<\/span><\/td>\nNh\u00e0 ga s\u1ed1 3, 4, 5 v\u00e0 6<\/span><\/td>\nHai c\u1eb7p d\u00e2y \u0111\u01b0\u1ee3c n\u1ed1i l\u1ea7n l\u01b0\u1ee3t v\u1edbi c\u00e1c c\u1ef1c 3&4 v\u00e0 5&6.<\/span><\/td>\n<\/tr>\n
C\u1eb7p nhi\u1ec7t \u0111i\u1ec7n<\/span><\/td>\nC\u00e1c \u0111\u1ea7u cu\u1ed1i 4 (+) v\u00e0 5 (-)<\/span><\/td>\nN\u1ed1i c\u1ef1c d\u01b0\u01a1ng v\u00e0 c\u1ef1c \u00e2m v\u00e0o ch\u00e2n 4 v\u00e0 5.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\"Wiring
\nL\u01b0u \u00fd: \u0110\u1ed1i v\u1edbi c\u1ea3m bi\u1ebfn RTD, c\u00e1ch \u0111\u1ea5u d\u00e2y th\u01b0\u1eddng cho ph\u00e9p k\u1ebft n\u1ed1i ng\u01b0\u1ee3c chi\u1ec1u (c\u1ef1c t\u00ednh kh\u00f4ng c\u1ed1 \u0111\u1ecbnh tuy\u1ec7t \u0111\u1ed1i), \u0111i\u1ec1u n\u00e0y th\u01b0\u1eddng kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ee9c n\u0103ng \u0111o c\u01a1 b\u1ea3n.<\/p>\n

\n

03 C\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p th\u01b0\u1eddng g\u1eb7p<\/h2>\n

N\u1ebfu g\u1eb7p s\u1ef1 c\u1ed1 trong qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n, h\u00e3y tham kh\u1ea3o quy tr\u00ecnh ch\u1ea9n \u0111o\u00e1n sau:<\/p>\n

    \n
  1. \n

    T\u00edn hi\u1ec7u \u0111\u1ea7u ra \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh \u1edf m\u1ee9c 3,6 mA ho\u1eb7c 21 mA.<\/p>\n

    Ph\u00e2n t\u00edch: \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng cho th\u1ea5y \u0111\u1ed3ng h\u1ed3 \u0111o \u0111\u00e3 ph\u00e1t hi\u1ec7n ra l\u1ed7i (c\u1ea3m bi\u1ebfn b\u1ecb h\u1edf m\u1ea1ch ho\u1eb7c ng\u1eafn m\u1ea1ch).<\/p>\n

    Gi\u1ea3i ph\u00e1p: Ki\u1ec3m tra tr\u1ea1ng th\u00e1i ch\u1ea9n \u0111o\u00e1n th\u00f4ng qua SmartBlue. N\u1ebfu l\u00e0 do c\u1ea3m bi\u1ebfn b\u1ecb h\u1ecfng, h\u00e3y ki\u1ec3m tra xem d\u00e2y d\u1eabn t\u1eeb \u0111\u1ea7u n\u1ed1i \u0111\u1ebfn c\u1ea3m bi\u1ebfn c\u00f3 b\u1ecb l\u1ecfng hay kh\u00f4ng ho\u1eb7c b\u1ed9 ph\u1eadn c\u1ea3m bi\u1ebfn nhi\u1ec7t c\u00f3 b\u1ecb ch\u00e1y kh\u00f4ng.<\/p>\n<\/li>\n

  2. \n

    Kh\u00f4ng t\u00ecm th\u1ea5y t\u00edn hi\u1ec7u Bluetooth<\/p>\n

    Ph\u00e2n t\u00edch: C\u00f3 th\u1ec3 Bluetooth \u0111\u00e3 b\u1ecb v\u00f4 hi\u1ec7u h\u00f3a ho\u1eb7c \u0111i\u1ec7n \u00e1p cung c\u1ea5p kh\u00f4ng \u0111\u1ee7 (Bluetooth y\u00eau c\u1ea7u d\u00f2ng \u0111i\u1ec7n t\u1ed1i thi\u1ec3u).<\/p>\n

    Gi\u1ea3i ph\u00e1p: X\u00e1c nh\u1eadn \u0111i\u1ec7n \u00e1p v\u00f2ng \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u ho\u1ea1t \u0111\u1ed9ng t\u1ed1i thi\u1ec3u. Ki\u1ec3m tra \u0111\u00e8n LED tr\u1ea1ng th\u00e1i \u1edf b\u00ean c\u1ea1nh TMT72 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed3ng h\u1ed3 \u0111o \u0111\u01b0\u1ee3c c\u1ea5p ngu\u1ed3n.<\/p>\n<\/li>\n

  3. \n

    Bi\u1ebfn \u0111\u1ed9ng l\u1edbn trong d\u1eef li\u1ec7u \u0111o l\u01b0\u1eddng<\/p>\n

    Ph\u00e2n t\u00edch: Nhi\u1ec5u \u0111i\u1ec7n t\u1eeb m\u1ea1nh ho\u1eb7c h\u01a1i \u1ea9m x\u00e2m nh\u1eadp v\u00e0o h\u1ed9p \u0111\u1ea5u n\u1ed1i g\u00e2y gi\u1ea3m \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n.<\/p>\n

    Gi\u1ea3i ph\u00e1p: Ki\u1ec3m tra xem d\u00e2y d\u1eabn b\u1ecdc ch\u1ed1ng nhi\u1ec5u c\u00f3 \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t t\u1ea1i m\u1ed9t \u0111i\u1ec3m duy nh\u1ea5t hay kh\u00f4ng. Ki\u1ec3m tra c\u00e1c m\u1ed1i n\u1ed1i trong h\u1ed9p \u0111\u1ea5u n\u1ed1i \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u00fang c\u00f2n nguy\u00ean v\u1eb9n.<\/p>\n<\/li>\n<\/ol>\n

    \n

    04 Yunrui c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 b\u1ea1n nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n

    L\u00e0 m\u1ed9t \u0111\u1ed1i t\u00e1c k\u1ef3 c\u1ef1u trong l\u0129nh v\u1ef1c thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng c\u00f4ng nghi\u1ec7p, C\u00f4ng ty TNHH Th\u01b0\u01a1ng m\u1ea1i Xi'an Yunrui (Yunrui) cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u1ea3m b\u1ea3o kh\u00e9p k\u00edn:<\/p>\n

    H\u1ed7 tr\u1ee3 l\u1ef1a ch\u1ecdn: Ch\u00fang t\u00f4i s\u1ebd l\u1ef1a ch\u1ecdn c\u1ea5u h\u00ecnh ph\u00f9 h\u1ee3p nh\u1ea5t d\u1ef1a tr\u00ean c\u00e1c th\u00f4ng s\u1ed1 quy tr\u00ecnh c\u1ee7a b\u1ea1n.<\/p>\n

    H\u00e0ng c\u00f3 s\u1eb5n: Ch\u00fang t\u00f4i duy tr\u00ec kho h\u00e0ng c\u00e1c s\u1ea3n ph\u1ea9m ch\u1ee7 l\u1ef1c nh\u01b0 TMT72 v\u00e0 TMT182 t\u1ea1i T\u00e2y An \u0111\u1ec3 r\u00fat ng\u1eafn chu k\u1ef3 thu mua.<\/p>\n

    Chuy\u00ean m\u00f4n k\u1ef9 thu\u1eadt: Ch\u00fang t\u00f4i gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 c\u00e1c quy chu\u1ea9n ph\u1ee9c t\u1ea1p c\u1ee7a m\u00f4 h\u00ecnh E+H \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh t\u01b0\u01a1ng th\u00edch.<\/p>\n

    D\u1ecbch v\u1ee5 v\u1eadn chuy\u1ec3n to\u00e0n c\u1ea7u: Ch\u00fang t\u00f4i x\u1eed l\u00fd c\u00e1c l\u00f4 h\u00e0ng tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh \u0111\u1ebfn th\u1ecb tr\u01b0\u1eddng qu\u1ed1c t\u1ebf, bao g\u1ed3m \u1ea2 R\u1eadp X\u00ea \u00dat (d\u1ecbch v\u1ee5 DDP) v\u00e0 \u0110\u00f4ng Nam \u00c1.<\/p>\n

    \n

    <\/h2>","protected":false},"excerpt":{"rendered":"

    In the field of industrial temperature measurement, stable wiring and accurate configuration of the transmitter are the foundation for ensuring process control precision. As the new generation of single-channel smart temperature transmitters from Endress+Hauser, the TMT72 supports various sensor inputs and Bluetooth commissioning. Xi’an Yunrui Trading Co., Ltd. (Yunrui), as a process instrumentation expert, has […]<\/p>\n","protected":false},"author":1,"featured_media":7970,"comment_status":"open","ping_status":"open","sticky":false,"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":""},"categories":[384,1],"tags":[],"class_list":["post-7968","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-blogs"],"acf":[],"yoast_head":"\nE+H iTEMP TMT72 Temperature Transmitter Wiring and Fault Analysis-Yunrui<\/title>\n<meta name=\"description\" content=\"A complete guide to wiring the E+H TMT72 transmitter for RTD and TC sensors. Learn troubleshooting for 3.6mA alarms and source original units from Xi'an Yunrui.\" \/>\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\/eh-itemp-tmt72-temperature-transmitter\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"E+H iTEMP TMT72 Temperature Transmitter Wiring Guide and Troubleshooting Analysis\" \/>\n<meta property=\"og:description\" content=\"A complete guide to wiring the E+H TMT72 transmitter for RTD and TC sensors. 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