{"id":17615,"date":"2024-05-16T11:37:42","date_gmt":"2024-05-16T03:37:42","guid":{"rendered":"https:\/\/chimaytech.net\/?p=17615"},"modified":"2024-05-16T16:12:46","modified_gmt":"2024-05-16T08:12:46","slug":"pressure-transmitter-vs-flow-transmitter","status":"publish","type":"post","link":"https:\/\/chimaytech.net\/vi\/pressure-transmitter-vs-flow-transmitter\/","title":{"rendered":"m\u00e1y ph\u00e1t \u00e1p l\u1ef1c v\u00e0 m\u00e1y ph\u00e1t l\u01b0u l\u01b0\u1ee3ng"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_50 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/chimaytech.net\/vi\/pressure-transmitter-vs-flow-transmitter\/#Uu_diem_va_nhuoc_diem_cua_bo_truyen_ap_suat_trong_ung_dung_cong_nghiep\" title=\"\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a b\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t trong \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p\">\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a b\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t trong \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/chimaytech.net\/vi\/pressure-transmitter-vs-flow-transmitter\/#Uu_diem_va_nhuoc_diem_cua_bo_truyen_luu_luong_cho_he_thong_dieu_khien_quy_trinh\" title=\"\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng cho h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n quy tr\u00ecnh\">\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng cho h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n quy tr\u00ecnh<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"pros-and-cons-of-pressure-transmitters-in-industrial-applications-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Uu_diem_va_nhuoc_diem_cua_bo_truyen_ap_suat_trong_ung_dung_cong_nghiep\"><\/span>\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a b\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t trong \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nB\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t v\u00e0 b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng \u0111\u1ec1u l\u00e0 nh\u1eefng th\u00e0nh ph\u1ea7n thi\u1ebft y\u1ebfu trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p, cung c\u1ea5p d\u1eef li\u1ec7u quan tr\u1ecdng \u0111\u1ec3 theo d\u00f5i v\u00e0 ki\u1ec3m so\u00e1t c\u00e1c qu\u00e1 tr\u00ecnh. M\u1eb7c d\u00f9 c\u1ea3 hai lo\u1ea1i m\u00e1y ph\u00e1t \u0111\u1ec1u c\u00f3 ch\u1ee9c n\u0103ng quan tr\u1ecdng nh\u01b0ng ch\u00fang c\u00f3 nh\u1eefng kh\u00e1c bi\u1ec7t r\u00f5 r\u1ec7t v\u1ec1 kh\u1ea3 n\u0103ng v\u00e0 \u1ee9ng d\u1ee5ng. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd kh\u00e1m ph\u00e1 nh\u1eefng \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a m\u00e1y ph\u00e1t \u00e1p su\u1ea5t trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p.<\/p>\n<p>M\u00e1y ph\u00e1t \u00e1p su\u1ea5t l\u00e0 thi\u1ebft b\u1ecb \u0111o \u00e1p su\u1ea5t c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed trong h\u1ec7 th\u1ed1ng v\u00e0 chuy\u1ec3n \u0111\u1ed5i n\u00f3 th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 theo d\u00f5i v\u00e0 m\u1ee5c \u0111\u00edch ki\u1ec3m so\u00e1t. Nh\u1eefng m\u00e1y ph\u00e1t n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m d\u1ea7u kh\u00ed, x\u1eed l\u00fd v\u00e0 s\u1ea3n xu\u1ea5t h\u00f3a ch\u1ea5t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb v\u00e0 quy tr\u00ecnh v\u1eadn h\u00e0nh an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n<p>M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u00ednh c\u1ee7a m\u00e1y ph\u00e1t \u00e1p su\u1ea5t l\u00e0 t\u00ednh linh ho\u1ea1t c\u1ee7a ch\u00fang. Ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o nhi\u1ec1u lo\u1ea1i \u00e1p su\u1ea5t, t\u1eeb th\u1ea5p \u0111\u1ebfn cao, khi\u1ebfn ch\u00fang ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau. M\u00e1y ph\u00e1t \u00e1p su\u1ea5t c\u0169ng c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady cao, cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c quy tr\u00ecnh c\u00f4ng nghi\u1ec7p.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>S\u1ed1 m\u1eabu<\/td>\n<td colspan=\"4\">Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt b\u1ed9 \u0111i\u1ec1u khi\u1ec3n tr\u1ef1c tuy\u1ebfn \u0111i\u1ec7n tr\u1edf d\u1eabn \u0111i\u1ec7n CCT-8301A<\/td>\n<\/tr>\n<tr>\n<td>\u3000<\/td>\n<td>\u0110\u1ed9 d\u1eabn \u0111i\u1ec7n<\/td>\n<td>\u0110i\u1ec7n tr\u1edf su\u1ea5t<\/td>\n<td>TDS<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9.<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi \u0111o<\/td>\n<td>0,1\u03bcS\/cm\uff5e40.0mS\/cm<\/td>\n<td>50K\u03a9\u00b7cm\uff5e18.25M\u03a9\u00b7cm<\/td>\n<td>0,25ppm\uff5e20ppt<\/td>\n<td>(0\uff5e100)\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ph\u00e2n gi\u1ea3i<\/td>\n<td>0,01\u03bcS\/cm<\/td>\n<td>0,01M\u03a9\u00b7cm<\/td>\n<td>0,01ppm<\/td>\n<td>0,1\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>1,5 c\u1ea5p<\/td>\n<td>2.0c\u1ea5p<\/td>\n<td>1,5 c\u1ea5p<\/td>\n<td>\u00b10.5\u2103<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9.B\u00f9 \u0111\u1eafp<\/td>\n<td colspan=\"4\">Pt1000<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td colspan=\"4\">Nhi\u1ec7t \u0111\u1ed9. v\u00e0 nbsp;(0\uff5e50)\u2103; v\u00e0 nbsp;\u0111\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i \u226485% RH<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u Ra T\u01b0\u01a1ng T\u1ef1<\/td>\n<td colspan=\"4\">K\u00eanh \u0111\u00f4i (4\uff5e20)mA\uff0cThi\u1ebft b\u1ecb\/B\u1ed9 ph\u00e1t \u0111\u1ec3 l\u1ef1a ch\u1ecdn<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u Ra \u0110i\u1ec1u Khi\u1ec3n<\/td>\n<td colspan=\"4\">R\u01a1le b\u00e1n d\u1eabn quang \u0111i\u1ec7n t\u1eed ba k\u00eanh, Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i: AC\/DC 30V\uff0c50mA(max)<\/td>\n<\/tr>\n<tr>\n<td>Ngu\u1ed3n \u0111i\u1ec7n<\/td>\n<td colspan=\"4\">DC 24V\u00b115 ph\u1ea7n tr\u0103m <\/td>\n<\/tr>\n<tr>\n<td>Ti\u00eau th\u1ee5<\/td>\n<td colspan=\"4\">\u22644W<\/td>\n<\/tr>\n<tr>\n<td>M\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7<\/td>\n<td colspan=\"4\">IP65\uff08v\u1edbi n\u1eafp l\u01b0ng\uff09<\/td>\n<\/tr>\n<tr>\n<td>C\u00e0i \u0111\u1eb7t<\/td>\n<td colspan=\"4\">\u0110\u00e3 g\u1eafn b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td colspan=\"4\">96mm\u00d796mm\u00d794mm (H\u00d7W\u00d7D)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td colspan=\"4\">91mm\u00d791mm(H\u00d7W)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nM\u1ed9t l\u1ee3i \u00edch kh\u00e1c c\u1ee7a m\u00e1y ph\u00e1t \u00e1p l\u1ef1c l\u00e0 kh\u1ea3 n\u0103ng cung c\u1ea5p d\u1eef li\u1ec7u theo th\u1eddi gian th\u1ef1c. B\u1eb1ng c\u00e1ch li\u00ean t\u1ee5c theo d\u00f5i m\u1ee9c \u00e1p su\u1ea5t, c\u00e1c m\u00e1y ph\u00e1t n\u00e0y c\u00f3 th\u1ec3 c\u1ea3nh b\u00e1o ng\u01b0\u1eddi v\u1eadn h\u00e0nh v\u1ec1 b\u1ea5t k\u1ef3 s\u1ef1 b\u1ea5t th\u01b0\u1eddng ho\u1eb7c bi\u1ebfn \u0111\u1ed9ng n\u00e0o trong h\u1ec7 th\u1ed1ng, cho ph\u00e9p can thi\u1ec7p k\u1ecbp th\u1eddi v\u00e0 b\u1ea3o tr\u00ec ph\u00f2ng ng\u1eeba. C\u00e1ch ti\u1ebfp c\u1eadn ch\u1ee7 \u0111\u1ed9ng n\u00e0y gi\u00fap ng\u0103n ch\u1eb7n th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng t\u1ed1n k\u00e9m v\u00e0 h\u1ecfng h\u00f3c thi\u1ebft b\u1ecb, \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru v\u00e0 kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n.<\/p>\n<p>M\u1eb7t kh\u00e1c, m\u00e1y ph\u00e1t \u00e1p l\u1ef1c c\u0169ng c\u00f3 m\u1ed9t s\u1ed1 h\u1ea1n ch\u1ebf. M\u1ed9t trong nh\u1eefng nh\u01b0\u1ee3c \u0111i\u1ec3m ch\u00ednh l\u00e0 \u0111\u1ed9 nh\u1ea1y c\u1ee7a ch\u00fang v\u1edbi s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9. S\u1ef1 dao \u0111\u1ed9ng v\u1ec1 nhi\u1ec7t \u0111\u1ed9 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o \u00e1p su\u1ea5t, d\u1eabn \u0111\u1ebfn sai s\u1ed1 ti\u1ec1m \u1ea9n trong d\u1eef li\u1ec7u. \u0110\u1ec3 gi\u1ea3m thi\u1ec3u v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt b\u00f9 nhi\u1ec7t \u0111\u1ed9, nh\u01b0ng \u0111i\u1ec1u n\u00e0y l\u00e0m t\u0103ng th\u00eam \u0111\u1ed9 ph\u1ee9c t\u1ea1p v\u00e0 chi ph\u00ed cho h\u1ec7 th\u1ed1ng.<\/p>\n<p>Ngo\u00e0i ra, b\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t c\u1ea7n \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a ch\u00fang. Theo th\u1eddi gian, c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 hao m\u00f2n, \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng v\u00e0 thay \u0111\u1ed5i quy tr\u00ecnh c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y ph\u00e1t. Hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1eef cho m\u00e1y ph\u00e1t ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u01b0u v\u00e0 ng\u0103n ng\u1eeba m\u1ecdi s\u1ef1 c\u1ed1 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a quy tr\u00ecnh c\u00f4ng nghi\u1ec7p.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>M\u00f4 h\u00ecnh<\/td>\n<td>M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n th\u00f4ng minh EC-510<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Ph\u1ea1m vi<\/td>\n<td>0-200\/2000\/4000\/10000uS\/cm<\/td>\n<\/tr>\n<tr>\n<td>0-18,25M\u03a9<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>1,5 ph\u1ea7n tr\u0103m (FS)<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9. Comp.<\/td>\n<td>B\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng<\/td>\n<\/tr>\n<tr>\n<td>Ho\u1ea1t \u0111\u1ed9ng. Nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>B\u00ecnh th\u01b0\u1eddng 0\uff5e50\u2103; Nhi\u1ec7t \u0111\u1ed9 cao 0\uff5e120\u2103<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea3m bi\u1ebfn<\/td>\n<td>C=0,01\/0,02\/0,1\/1,0\/10,0cm<sup>-1<\/sup><\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec3n th\u1ecb<\/td>\n<td>M\u00e0n H\u00ecnh LCD<\/td>\n<\/tr>\n<tr>\n<td>Giao ti\u1ebfp<\/td>\n<td>\u0110\u1ea7u ra 4-20mA\/2-10V\/1-5V\/RS485<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra<\/td>\n<td>\u0110i\u1ec1u khi\u1ec3n r\u01a1le k\u00e9p gi\u1edbi h\u1ea1n Cao\/Th\u1ea5p<\/td>\n<\/tr>\n<tr>\n<td>S\u1ee9c m\u1ea1nh<\/td>\n<td>AC 220V\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c AC 110V\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c DC24V\/0,5A<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng:0\uff5e50\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i\u226485 ph\u1ea7n tr\u0103m<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td>48\u00d796\u00d7100mm(H\u00d7W\u00d7L)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td>45\u00d792mm(H\u00d7W)<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ebf \u0110\u1ed9 C\u00e0i \u0110\u1eb7t<\/td>\n<td>\u0110\u00e3 nh\u00fang<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nT\u00f3m l\u1ea1i, m\u00e1y ph\u00e1t \u00e1p l\u1ef1c l\u00e0 c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p, cung c\u1ea5p d\u1eef li\u1ec7u c\u1ea7n thi\u1ebft cho qu\u00e1 tr\u00ecnh gi\u00e1m s\u00e1t v\u00e0 ki\u1ec3m so\u00e1t. T\u00ednh linh ho\u1ea1t, \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 kh\u1ea3 n\u0103ng gi\u00e1m s\u00e1t th\u1eddi gian th\u1ef1c khi\u1ebfn ch\u00fang kh\u00f4ng th\u1ec3 thi\u1ebfu trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau. Tuy nhi\u00ean, ch\u00fang c\u0169ng c\u00f3 nh\u1eefng h\u1ea1n ch\u1ebf, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ed9 nh\u1ea1y v\u1edbi s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 v\u00e0 c\u1ea7n ph\u1ea3i hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean. B\u1eb1ng c\u00e1ch hi\u1ec3u \u0111\u01b0\u1ee3c \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a m\u00e1y ph\u00e1t \u00e1p l\u1ef1c, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f4ng nghi\u1ec7p c\u00f3 th\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng ch\u00fang v\u00e0 \u0111\u1ea3m b\u1ea3o quy tr\u00ecnh c\u1ee7a h\u1ecd v\u1eadn h\u00e0nh \u0111\u00e1ng tin c\u1eady v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n<h1 id=\"advantages-and-disadvantages-of-flow-transmitters-for-process-control-systems-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Uu_diem_va_nhuoc_diem_cua_bo_truyen_luu_luong_cho_he_thong_dieu_khien_quy_trinh\"><\/span>\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng cho h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n quy tr\u00ecnh<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nB\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t v\u00e0 b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng l\u00e0 nh\u1eefng th\u00e0nh ph\u1ea7n thi\u1ebft y\u1ebfu trong h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n qu\u00e1 tr\u00ecnh, gi\u00fap gi\u00e1m s\u00e1t v\u00e0 \u0111i\u1ec1u ch\u1ec9nh c\u00e1c th\u00f4ng s\u1ed1 kh\u00e1c nhau \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u. M\u1eb7c d\u00f9 c\u1ea3 hai lo\u1ea1i thi\u1ebft b\u1ecb truy\u1ec1n t\u1ea3i \u0111\u1ec1u \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong c\u00e1c quy tr\u00ecnh c\u00f4ng nghi\u1ec7p nh\u01b0ng ch\u00fang ph\u1ee5c v\u1ee5 c\u00e1c ch\u1ee9c n\u0103ng kh\u00e1c nhau v\u00e0 c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m c\u0169ng nh\u01b0 nh\u01b0\u1ee3c \u0111i\u1ec3m ri\u00eang.<\/p>\n<p>M\u00e1y ph\u00e1t \u00e1p su\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o \u00e1p su\u1ea5t c\u1ee7a ch\u1ea5t l\u1ecfng trong h\u1ec7 th\u1ed1ng, cung c\u1ea5p d\u1eef li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 tr\u1ea1ng th\u00e1i c\u1ee7a quy tr\u00ecnh. Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0 vi\u1ec7c gi\u00e1m s\u00e1t \u00e1p su\u1ea5t l\u00e0 r\u1ea5t quan tr\u1ecdng, ch\u1eb3ng h\u1ea1n nh\u01b0 trong \u0111\u01b0\u1eddng \u1ed1ng, b\u1ec3 ch\u1ee9a v\u00e0 t\u00e0u thuy\u1ec1n. B\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t c\u00f3 th\u1ec3 gi\u00fap ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u00e1t hi\u1ec7n r\u00f2 r\u1ec9, t\u1eafc ngh\u1ebdn ho\u1eb7c c\u00e1c v\u1ea5n \u0111\u1ec1 kh\u00e1c c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u qu\u1ea3 v\u00e0 an to\u00e0n c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<p>M\u1eb7t kh\u00e1c, b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng \u0111i qua h\u1ec7 th\u1ed1ng. Ch\u00fang r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 theo d\u00f5i v\u00e0 ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed trong c\u00e1c quy tr\u00ecnh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 trong c\u00e1c nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t, nh\u00e0 m\u00e1y l\u1ecdc d\u1ea7u v\u00e0 c\u01a1 s\u1edf x\u1eed l\u00fd n\u01b0\u1edbc. B\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng c\u00f3 th\u1ec3 gi\u00fap ng\u01b0\u1eddi v\u1eadn h\u00e0nh t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y, ph\u00e1t hi\u1ec7n nh\u1eefng b\u1ea5t th\u01b0\u1eddng v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng theo c\u00e1c th\u00f4ng s\u1ed1 \u0111\u00e3 ch\u1ec9 \u0111\u1ecbnh.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/chimaytech.net\/wp-content\/uploads\/2024\/05\/ROS-2015-RO\u7a0b\u5e8f\u63a7\u5236\u56685.png\" alt=\"alt-1516\" class=\"wp-image-1516\" id=\"i1516\" \/><\/p>\n<p>M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u00ednh c\u1ee7a m\u00e1y ph\u00e1t \u00e1p l\u1ef1c l\u00e0 t\u00ednh linh ho\u1ea1t c\u1ee7a ch\u00fang. Ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng v\u00e0 ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111o c\u1ea3 \u00e1p su\u1ea5t ch\u1ea5t l\u1ecfng v\u00e0 kh\u00ed. B\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t c\u0169ng t\u01b0\u01a1ng \u0111\u1ed1i d\u1ec5 l\u1eafp \u0111\u1eb7t v\u00e0 b\u1ea3o tr\u00ec, khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed cho nhi\u1ec1u h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n qu\u00e1 tr\u00ecnh. Ngo\u00e0i ra, b\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady, cung c\u1ea5p cho ng\u01b0\u1eddi v\u1eadn h\u00e0nh d\u1eef li\u1ec7u ch\u00ednh x\u00e1c \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t.<\/p>\n<p>Tuy nhi\u00ean, b\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t c\u0169ng c\u00f3 m\u1ed9t s\u1ed1 h\u1ea1n ch\u1ebf. Ch\u00fang c\u00f3 th\u1ec3 kh\u00f4ng ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ea7n gi\u00e1m s\u00e1t t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y v\u00ec ch\u00fang kh\u00f4ng cung c\u1ea5p th\u00f4ng tin tr\u1ef1c ti\u1ebfp v\u1ec1 d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p nh\u01b0 v\u1eady, b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng s\u1ebd l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p h\u01a1n. Ngo\u00e0i ra, b\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 bi\u1ebfn \u0111\u1ed9ng nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 rung ho\u1eb7c m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n, nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ch\u00fang.<\/p>\n<p>M\u1eb7t kh\u00e1c, b\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t mang l\u1ea1i l\u1ee3i \u00edch l\u00e0 \u0111o tr\u1ef1c ti\u1ebfp t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng , cung c\u1ea5p cho ng\u01b0\u1eddi v\u1eadn h\u00e0nh d\u1eef li\u1ec7u th\u1eddi gian th\u1ef1c v\u1ec1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a ch\u1ea5t l\u1ecfng trong h\u1ec7 th\u1ed1ng. Th\u00f4ng tin n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec hi\u1ec7u qu\u1ea3 v\u00e0 n\u0103ng su\u1ea5t c\u1ee7a quy tr\u00ecnh c\u0169ng nh\u01b0 \u0111\u1ec3 ph\u00e1t hi\u1ec7n b\u1ea5t k\u1ef3 sai l\u1ec7ch n\u00e0o so v\u1edbi t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y mong mu\u1ed1n. B\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng c\u0169ng r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ph\u00e2n ph\u1ed1i ch\u1ea5t l\u1ecfng th\u00edch h\u1ee3p trong c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p c\u00f3 nhi\u1ec1u nh\u00e1nh ho\u1eb7c v\u00f2ng.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"Brass Pressure Sensor For Havc Chimay\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/1jaH1uQP5kI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>\n[nh\u00fang]http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/PH-ORP-1800\u9178\u78b1\u5ea6_\u6c27\u5316\u8fd8\u539f\u63a7\u5236\u5668.mp4[ \/nh\u00fang]M\u1eb7c d\u00f9 c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m nh\u01b0ng b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng c\u0169ng c\u00f3 m\u1ed9t s\u1ed1 nh\u01b0\u1ee3c \u0111i\u1ec3m. Vi\u1ec7c l\u1eafp \u0111\u1eb7t v\u00e0 hi\u1ec7u ch\u1ec9nh ch\u00fang c\u00f3 th\u1ec3 ph\u1ee9c t\u1ea1p h\u01a1n so v\u1edbi c\u00e1c thi\u1ebft b\u1ecb truy\u1ec1n \u00e1p su\u1ea5t, \u0111\u00f2i h\u1ecfi ki\u1ebfn \u200b\u200bth\u1ee9c v\u00e0 k\u1ef9 n\u0103ng chuy\u00ean m\u00f4n. B\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng c\u0169ng d\u1ec5 g\u1eb7p ph\u1ea3i c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 t\u1eafc ngh\u1ebdn, t\u1eafc ngh\u1ebdn ho\u1eb7c b\u1ecdt kh\u00ed trong ch\u1ea5t l\u1ecfng, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a ch\u00fang. Ngo\u00e0i ra, b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng c\u00f3 th\u1ec3 \u0111\u1eaft h\u01a1n b\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t, khi\u1ebfn ch\u00fang \u00edt hi\u1ec7u qu\u1ea3 h\u01a1n \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng.<\/p>\n<p>\n<img decoding=\"async\" src=\"https:\/\/chimaytech.net\/wp-content\/uploads\/2023\/11\/CIT-8800-Inductive-Conductivity-Concentration-Online-Controller3.jpg\" alt=\"alt-1525\" class=\"wp-image-1525\" id=\"i1525\" \/><br \/>\nT\u00f3m l\u1ea1i, c\u1ea3 b\u1ed9 truy\u1ec1n \u00e1p su\u1ea5t v\u00e0 b\u1ed9 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng \u0111\u1ec1u l\u00e0 nh\u1eefng th\u00e0nh ph\u1ea7n thi\u1ebft y\u1ebfu trong h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n qu\u00e1 tr\u00ecnh, m\u1ed7i b\u1ed9 \u0111\u1ec1u c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m ri\u00eang. 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