{"id":27389,"date":"2024-09-20T05:48:23","date_gmt":"2024-09-19T21:48:23","guid":{"rendered":"https:\/\/shchimay.com\/?p=27389"},"modified":"2024-09-20T13:16:40","modified_gmt":"2024-09-20T05:16:40","slug":"flow-sensor-inop","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/flow-sensor-inop\/","title":{"rendered":"trong c\u1ea3m bi\u1ebfn 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:\/\/shchimay.com\/vi\/flow-sensor-inop\/#Tam_quan_trong_cua_viec_bao_tri_thuong_xuyen_cam_bien_luu_luong\" title=\"T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng\">T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/shchimay.com\/vi\/flow-sensor-inop\/#Khac_phuc_su_co_thuong_gap_voi_cam_bien_luu_luong\" title=\"Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p v\u1edbi c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng\">Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p v\u1edbi c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"importance-of-regular-maintenance-for-flow-sensors-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Tam_quan_trong_cua_viec_bao_tri_thuong_xuyen_cam_bien_luu_luong\"><\/span>T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nC\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng l\u00e0 th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m s\u1ea3n xu\u1ea5t, d\u01b0\u1ee3c ph\u1ea9m v\u00e0 x\u1eed l\u00fd n\u01b0\u1edbc. Nh\u1eefng c\u1ea3m bi\u1ebfn n\u00e0y \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed trong h\u1ec7 th\u1ed1ng, cung c\u1ea5p d\u1eef li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ec3 ki\u1ec3m so\u00e1t v\u00e0 gi\u00e1m s\u00e1t qu\u00e1 tr\u00ecnh. Tuy nhi\u00ean, gi\u1ed1ng nh\u01b0 b\u1ea5t k\u1ef3 thi\u1ebft b\u1ecb n\u00e0o kh\u00e1c, c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n<p>M\u1ed9t v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn c\u00f3 th\u1ec3 ph\u00e1t sinh v\u1edbi c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng l\u00e0 kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng. Khi c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng, n\u00f3 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c ph\u00e9p \u0111o kh\u00f4ng ch\u00ednh x\u00e1c, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng cho ho\u1ea1t \u0111\u1ed9ng chung c\u1ee7a h\u1ec7 th\u1ed1ng. V\u00ed d\u1ee5, trong m\u1ed9t nh\u00e0 m\u00e1y x\u1eed l\u00fd n\u01b0\u1edbc, c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng b\u1ecb tr\u1ee5c tr\u1eb7c c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c \u0111\u1ecbnh l\u01b0\u1ee3ng h\u00f3a ch\u1ea5t kh\u00f4ng \u0111\u00fang c\u00e1ch, d\u1eabn \u0111\u1ebfn vi\u1ec7c x\u1eed l\u00fd n\u01b0\u1edbc kh\u00f4ng hi\u1ec7u qu\u1ea3 v\u00e0 ti\u1ec1m \u1ea9n nguy c\u01a1 s\u1ee9c kh\u1ecfe.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/09\/SPEC-MFC-8800-IOT-Meter-Multi-channel-Controller-8.png\" alt=\"alt-193\" class=\"wp-image-193\" id=\"i193\" \/><\/p>\n<p>\nVi\u1ec7c b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 ng\u0103n ng\u1eeba nh\u1eefng v\u1ea5n \u0111\u1ec1 nh\u01b0 v\u1eady. B\u1eb1ng c\u00e1ch ti\u1ebfn h\u00e0nh ki\u1ec3m tra v\u00e0 hi\u1ec7u chu\u1ea9n \u0111\u1ecbnh k\u1ef3, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh v\u00e0 gi\u1ea3i quy\u1ebft m\u1ecdi v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n tr\u01b0\u1edbc khi ch\u00fang leo thang. C\u00e1ch ti\u1ebfp c\u1eadn ch\u1ee7 \u0111\u1ed9ng n\u00e0y kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o l\u01b0u l\u01b0\u1ee3ng m\u00e0 c\u00f2n k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a c\u1ea3m bi\u1ebfn, ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 ti\u1ec1n b\u1ea1c v\u1ec1 l\u00e2u d\u00e0i.<\/p>\n<p>M\u1ed9t trong nh\u1eefng l\u00fd do ph\u1ed5 bi\u1ebfn nh\u1ea5t khi\u1ebfn c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng l\u00e0 do t\u00edch t\u1ee5 c\u00e1c m\u1ea3nh v\u1ee5n ho\u1eb7c t\u00edch t\u1ee5 tr\u00ean ph\u1ea7n t\u1eed c\u1ea3m bi\u1ebfn. Theo th\u1eddi gian, b\u1ee5i b\u1ea9n ho\u1eb7c c\u00e1c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m kh\u00e1c c\u00f3 th\u1ec3 c\u1ea3n tr\u1edf \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y, khi\u1ebfn c\u1ea3m bi\u1ebfn g\u1eb7p tr\u1ee5c tr\u1eb7c. C\u1ea7n ph\u1ea3i v\u1ec7 sinh th\u01b0\u1eddng xuy\u00ean b\u1ed9 ph\u1eadn c\u1ea3m bi\u1ebfn \u0111\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 t\u00edch t\u1ee5 n\u00e0y v\u00e0 duy tr\u00ec hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>T\u00ean s\u1ea3n ph\u1ea9m<\/td>\n<td colspan=\"3\">B\u1ed9 \u0111i\u1ec1u khi\u1ec3n m\u00e1y ph\u00e1t pH\/ORP PH\/ORP-6900<\/td>\n<\/tr>\n<tr>\n<td>Th\u00f4ng s\u1ed1 \u0111o<\/td>\n<td>Ph\u1ea1m vi \u0111o<\/td>\n<td>T\u1ef7 l\u1ec7 ph\u00e2n gi\u1ea3i<\/td>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<\/tr>\n<tr>\n<td>pH<\/td>\n<td>0,00\uff5e14,00<\/td>\n<td>0.01<\/td>\n<td>\u00b10.1<\/td>\n<\/tr>\n<tr>\n<td>ORP<\/td>\n<td>\uff08-1999\uff5e+1999\uff09mV<\/td>\n<td>1mV<\/td>\n<td>\u00b15mV(\u0111\u1ed3ng h\u1ed3 \u0111i\u1ec7n)<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>\uff080.0\uff5e100.0\uff09\u2103<\/td>\n<td>0,1\u2103<\/td>\n<td>\u00b10.5\u2103<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 c\u1ee7a dung d\u1ecbch \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m<\/td>\n<td colspan=\"3\">\uff080.0\uff5e100.0\uff09\u2103<\/td>\n<\/tr>\n<tr>\n<td>Th\u00e0nh ph\u1ea7n nhi\u1ec7t \u0111\u1ed9<\/td>\n<td colspan=\"3\">Ph\u1ea7n t\u1eed nhi\u1ec7t Pt1000<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"4\">\uff084~20\uff09mA D\u00f2ng \u0111i\u1ec7n \u0111\u1ea7u ra<\/td>\n<td>S\u1ed1 k\u00eanh<\/td>\n<td colspan=\"2\">2 K\u00eanh<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1eb7c t\u00ednh k\u1ef9 thu\u1eadt<\/td>\n<td colspan=\"2\">Ch\u1ebf \u0111\u1ed9 k\u00e9p c\u00e1ch ly, c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ho\u00e0n to\u00e0n, \u0111\u1ea3o ng\u01b0\u1ee3c, c\u00f3 th\u1ec3 \u0111\u1ecbnh c\u1ea5u h\u00ecnh, thi\u1ebft b\u1ecb \/ truy\u1ec1n<\/td>\n<\/tr>\n<tr>\n<td>\u0110i\u1ec7n tr\u1edf v\u00f2ng l\u1eb7p<\/td>\n<td colspan=\"2\">400\u03a9\uff08Max\uff09\uff0cDC 24V<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c truy\u1ec1n<\/td>\n<td colspan=\"2\">\u00b10.1mA<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"5\">Li\u00ean h\u1ec7 \u0111i\u1ec1u khi\u1ec3n1<\/td>\n<td>K\u00eanh S\u1ed1<\/td>\n<td colspan=\"2\">2 K\u00eanh<\/td>\n<\/tr>\n<tr>\n<td>Ti\u1ebfp \u0111i\u1ec3m \u0111i\u1ec7n<\/td>\n<td colspan=\"2\">C\u00f4ng t\u1eafc quang \u0111i\u1ec7n b\u00e1n d\u1eabn<\/td>\n<\/tr>\n<tr>\n<td>C\u00f3 th\u1ec3 l\u1eadp tr\u00ecnh<\/td>\n<td colspan=\"2\">M\u1ed7i k\u00eanh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh v\u00e0 tr\u1ecf t\u1edbi (nhi\u1ec7t \u0111\u1ed9, pH\/ORP, th\u1eddi gian)<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1eb7c t\u00ednh k\u1ef9 thu\u1eadt<\/td>\n<td colspan=\"2\">C\u00e0i \u0111\u1eb7t tr\u01b0\u1edbc tr\u1ea1ng th\u00e1i th\u01b0\u1eddng m\u1edf\/th\u01b0\u1eddng \u0111\u00f3ng\/xung\/\u0111i\u1ec1u ch\u1ec9nh PID<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i<\/td>\n<td colspan=\"2\">50mA\uff08Max\uff09AC\/DC 30V<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"5\">Li\u00ean h\u1ec7 \u0111i\u1ec1u khi\u1ec3n2<\/td>\n<td>S\u1ed1 k\u00eanh<\/td>\n<td colspan=\"2\">1 K\u00eanh<\/td>\n<\/tr>\n<tr>\n<td>Ti\u1ebfp \u0111i\u1ec3m \u0111i\u1ec7n<\/td>\n<td colspan=\"2\">R\u01a1le<\/td>\n<\/tr>\n<tr>\n<td>C\u00f3 th\u1ec3 l\u1eadp tr\u00ecnh<\/td>\n<td colspan=\"2\">M\u1ed7i k\u00eanh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh v\u00e0 tr\u1ecf t\u1edbi (nhi\u1ec7t \u0111\u1ed9, pH\/ORP)<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1eb7c t\u00ednh k\u1ef9 thu\u1eadt<\/td>\n<td colspan=\"2\">C\u00e0i \u0111\u1eb7t tr\u01b0\u1edbc tr\u1ea1ng th\u00e1i th\u01b0\u1eddng m\u1edf\/th\u01b0\u1eddng \u0111\u00f3ng\/xung\/\u0111i\u1ec1u ch\u1ec9nh PID<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i<\/td>\n<td colspan=\"2\">3AAC277V \/ 3A DC30V<\/td>\n<\/tr>\n<tr>\n<td>Giao ti\u1ebfp d\u1eef li\u1ec7u<\/td>\n<td colspan=\"3\">RS485, giao th\u1ee9c chu\u1ea9n MODBUS<\/td>\n<\/tr>\n<tr>\n<td>Ngu\u1ed3n \u0111i\u1ec7n l\u00e0m vi\u1ec7c<\/td>\n<td colspan=\"3\">AC220V\u00b110 ph\u1ea7n tr\u0103m <\/td>\n<\/tr>\n<tr>\n<td>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng t\u1ed5ng th\u1ec3<\/td>\n<td colspan=\"3\">9W<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td colspan=\"3\">Nhi\u1ec7t \u0111\u1ed9: (0~50) \u2103 \u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i: \u2264 85 ph\u1ea7n tr\u0103m (kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef<\/td>\n<td colspan=\"3\">Nhi\u1ec7t \u0111\u1ed9: (-20~60) C \u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i: \u2264 85% (kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td>M\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7<\/td>\n<td colspan=\"3\">IP65<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc h\u00ecnh d\u1ea1ng<\/td>\n<td colspan=\"3\">220mm\u00d7165mm\u00d760mm (H\u00d7W\u00d7D)<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ebf \u0111\u1ed9 c\u1ed1 \u0111\u1ecbnh<\/td>\n<td colspan=\"3\">Lo\u1ea1i treo t\u01b0\u1eddng<\/td>\n<\/tr>\n<tr>\n<td>EMC<\/td>\n<td colspan=\"3\">C\u1ea5p 3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nNgo\u00e0i vi\u1ec7c l\u00e0m s\u1ea1ch, hi\u1ec7u chu\u1ea9n l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng kh\u00e1c c\u1ee7a vi\u1ec7c b\u1ea3o tr\u00ec c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng. Hi\u1ec7u chu\u1ea9n bao g\u1ed3m vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh c\u1ea3m bi\u1ebfn \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c trong ph\u1ea1m vi \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh. Hi\u1ec7u chu\u1ea9n th\u01b0\u1eddng xuy\u00ean gi\u00fap duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a c\u1ea3m bi\u1ebfn, cho ph\u00e9p ng\u01b0\u1eddi v\u1eadn h\u00e0nh tin t\u01b0\u1edfng v\u00e0o d\u1eef li\u1ec7u m\u00e0 n\u00f3 cung c\u1ea5p.<\/p>\n<p>M\u1ed9t nhi\u1ec7m v\u1ee5 b\u1ea3o tr\u00ec quan tr\u1ecdng kh\u00e1c \u0111\u1ed1i v\u1edbi c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng l\u00e0 ki\u1ec3m tra xem c\u00f3 r\u00f2 r\u1ec9 ho\u1eb7c h\u01b0 h\u1ecfng v\u1ecf c\u1ea3m bi\u1ebfn hay kh\u00f4ng. B\u1ea5t k\u1ef3 v\u1ebft n\u1ee9t ho\u1eb7c r\u00f2 r\u1ec9 n\u00e0o \u1edf v\u1ecf \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a c\u1ea3m bi\u1ebfn v\u00e0 d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 \u0111\u1ecdc kh\u00f4ng ch\u00ednh x\u00e1c. B\u1eb1ng c\u00e1ch ki\u1ec3m tra v\u1ecf c\u1ea3m bi\u1ebfn th\u01b0\u1eddng xuy\u00ean, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh v\u00e0 s\u1eeda ch\u1eefa m\u1ecdi s\u1ef1 c\u1ed1 tr\u01b0\u1edbc khi ch\u00fang \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a c\u1ea3m bi\u1ebfn.<\/p>\n<p>H\u01a1n n\u1eefa, vi\u1ec7c b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng bao g\u1ed3m ki\u1ec3m tra c\u00e1c k\u1ebft n\u1ed1i \u0111i\u1ec7n v\u00e0 h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n. K\u1ebft n\u1ed1i l\u1ecfng l\u1ebbo ho\u1eb7c d\u00e2y b\u1ecb h\u1ecfng c\u00f3 th\u1ec3 khi\u1ebfn c\u1ea3m bi\u1ebfn g\u1eb7p tr\u1ee5c tr\u1eb7c ho\u1eb7c cung c\u1ea5p k\u1ebft qu\u1ea3 \u0111\u1ecdc th\u1ea5t th\u01b0\u1eddng. B\u1eb1ng c\u00e1ch ki\u1ec3m tra c\u00e1c b\u1ed9 ph\u1eadn \u0111i\u1ec7n c\u1ee7a c\u1ea3m bi\u1ebfn, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i \u0111\u00fang c\u00e1ch v\u00e0 ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c.<\/p>\n<p>Nh\u00ecn chung, kh\u00f4ng th\u1ec3 ph\u00f3ng \u0111\u1ea1i t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng. B\u1eb1ng c\u00e1ch ti\u1ebfn h\u00e0nh ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3, l\u00e0m s\u1ea1ch, hi\u1ec7u chu\u1ea9n v\u00e0 ki\u1ec3m tra v\u1ecf c\u1ea3m bi\u1ebfn c\u0169ng nh\u01b0 c\u00e1c k\u1ebft n\u1ed1i \u0111i\u1ec7n, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c v\u1ea5n \u0111\u1ec1 kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a ph\u00e9p \u0111o l\u01b0u l\u01b0\u1ee3ng. \u0110\u1ea7u t\u01b0 th\u1eddi gian v\u00e0 ngu\u1ed3n l\u1ef1c v\u00e0o vi\u1ec7c b\u1ea3o tr\u00ec b\u00e2y gi\u1edd c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 ti\u1ec1n b\u1ea1c v\u1ec1 l\u00e2u d\u00e0i b\u1eb1ng c\u00e1ch tr\u00e1nh vi\u1ec7c s\u1eeda ch\u1eefa ho\u1eb7c thay th\u1ebf t\u1ed1n k\u00e9m do l\u1ed7i c\u1ea3m bi\u1ebfn. T\u00f3m l\u1ea1i, b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng \u0111\u1ea1t hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u v\u00e0 hi\u1ec7u qu\u1ea3 t\u1ed5ng th\u1ec3 c\u1ee7a c\u00e1c quy tr\u00ecnh c\u00f4ng nghi\u1ec7p.<\/p>\n<h1 id=\"troubleshooting-common-issues-with-flow-sensors-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Khac_phuc_su_co_thuong_gap_voi_cam_bien_luu_luong\"><\/span>Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p v\u1edbi c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nC\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng l\u00e0 th\u00e0nh ph\u1ea7n thi\u1ebft y\u1ebfu trong nhi\u1ec1u quy tr\u00ecnh c\u00f4ng nghi\u1ec7p, gi\u00fap \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed. Tuy nhi\u00ean, gi\u1ed1ng nh\u01b0 b\u1ea5t k\u1ef3 thi\u1ebft b\u1ecb n\u00e0o, c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng c\u00f3 th\u1ec3 g\u1eb7p s\u1ef1 c\u1ed1 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a ch\u00fang. M\u1ed9t v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i l\u00e0 c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng ho\u1eb7c ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng b\u00ecnh th\u01b0\u1eddng. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i s\u1ebd kh\u00e1m ph\u00e1 m\u1ed9t s\u1ed1 nguy\u00ean nh\u00e2n ti\u1ec1m \u1ea9n c\u1ee7a s\u1ef1 c\u1ed1 n\u00e0y v\u00e0 cung c\u1ea5p c\u00e1c m\u1eb9o kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 \u0111\u1ec3 gi\u00fap gi\u1ea3i quy\u1ebft.<\/p>\n<p>M\u1ed9t l\u00fd do c\u00f3 th\u1ec3 khi\u1ebfn c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng l\u00e0 do t\u1eafc ngh\u1ebdn \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y. Theo th\u1eddi gian, c\u00e1c m\u1ea3nh v\u1ee5n ho\u1eb7c ch\u1ea5t t\u00edch t\u1ee5 c\u00f3 th\u1ec3 t\u00edch t\u1ee5 trong c\u1ea3m bi\u1ebfn, c\u1ea3n tr\u1edf d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed \u0111\u01b0\u1ee3c \u0111o. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 \u0111\u1ecdc kh\u00f4ng ch\u00ednh x\u00e1c ho\u1eb7c c\u1ea3m bi\u1ebfn b\u1ecb h\u1ecfng ho\u00e0n to\u00e0n. \u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra v\u00e0 l\u00e0m s\u1ea1ch c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y th\u00f4ng tho\u00e1ng.<\/p>\n<p>M\u1ed9t nguy\u00ean nh\u00e2n ti\u1ec1m \u1ea9n kh\u00e1c khi\u1ebfn c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng l\u00e0 do k\u1ebft n\u1ed1i \u0111i\u1ec7n b\u1ecb l\u1ed7i. N\u1ebfu h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n k\u1ebft n\u1ed1i c\u1ea3m bi\u1ebfn v\u1edbi h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n b\u1ecb h\u1ecfng ho\u1eb7c l\u1ecfng l\u1ebbo, c\u1ea3m bi\u1ebfn c\u00f3 th\u1ec3 kh\u00f4ng truy\u1ec1n \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u ch\u00ednh x\u00e1c. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ki\u1ec3m tra h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n v\u00e0 c\u00e1c k\u1ebft n\u1ed1i \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u00fang an to\u00e0n v\u00e0 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng. N\u1ebfu ph\u00e1t hi\u1ec7n th\u1ea5y b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 n\u00e0o, ch\u00fang c\u1ea7n \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa ho\u1eb7c thay th\u1ebf n\u1ebfu c\u1ea7n.<\/p>\n<p>Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng c\u00f3 th\u1ec3 kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng do l\u1ed7i hi\u1ec7u chu\u1ea9n. N\u1ebfu c\u1ea3m bi\u1ebfn kh\u00f4ng \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n ch\u00ednh x\u00e1c, n\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng \u0111o \u0111\u01b0\u1ee3c ch\u00ednh x\u00e1c t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed. \u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec7u ch\u1ec9nh l\u1ea1i c\u1ea3m bi\u1ebfn theo h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh c\u00e0i \u0111\u1eb7t tr\u00ean c\u1ea3m bi\u1ebfn ho\u1eb7c s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 hi\u1ec7u chu\u1ea9n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 \u0111\u1ecdc ch\u00ednh x\u00e1c.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"pH\/ORP Meter usage industry\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/Au8at5AWPZc?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>Ngo\u00e0i ra, c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng c\u00f3 th\u1ec3 kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng do l\u1ed7i c\u01a1 h\u1ecdc. N\u1ebfu c\u00e1c b\u1ed9 ph\u1eadn b\u00ean trong c\u1ee7a c\u1ea3m bi\u1ebfn b\u1ecb h\u1ecfng ho\u1eb7c b\u1ecb m\u00f2n, n\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, c\u1ea3m bi\u1ebfn c\u00f3 th\u1ec3 c\u1ea7n \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa ho\u1eb7c thay th\u1ebf \u0111\u1ec3 kh\u00f4i ph\u1ee5c ch\u1ee9c n\u0103ng c\u1ee7a n\u00f3. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra c\u1ea3m bi\u1ebfn xem c\u00f3 d\u1ea5u hi\u1ec7u hao m\u00f2n ho\u1eb7c h\u01b0 h\u1ecfng n\u00e0o kh\u00f4ng v\u00e0 gi\u1ea3i quy\u1ebft m\u1ecdi v\u1ea5n \u0111\u1ec1 k\u1ecbp th\u1eddi \u0111\u1ec3 ng\u0103n ng\u1eeba c\u00e1c s\u1ef1 c\u1ed1 ti\u1ebfp theo.<\/p>\n<p>T\u00f3m l\u1ea1i, c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 g\u00e2y kh\u00f3 ch\u1ecbu cho ng\u01b0\u1eddi d\u00f9ng. Tuy nhi\u00ean, b\u1eb1ng c\u00e1ch hi\u1ec3u m\u1ed9t s\u1ed1 nguy\u00ean nh\u00e2n ti\u1ec1m \u1ea9n c\u1ee7a s\u1ef1 c\u1ed1 n\u00e0y v\u00e0 l\u00e0m theo c\u00e1c m\u1eb9o kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 \u0111\u01b0\u1ee3c cung c\u1ea5p trong b\u00e0i vi\u1ebft n\u00e0y, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft s\u1ef1 c\u1ed1 v\u00e0 kh\u00f4i ph\u1ee5c ch\u1ee9c n\u0103ng c\u1ee7a c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. B\u1ea3o tr\u00ec, ki\u1ec3m tra v\u00e0 hi\u1ec7u chu\u1ea9n th\u01b0\u1eddng xuy\u00ean l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 v\u00e0 cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c. B\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc ch\u1ee7 \u0111\u1ed9ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft m\u1ecdi v\u1ea5n \u0111\u1ec1 ph\u00e1t sinh, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady c\u1ee7a c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean c\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng C\u1ea3m bi\u1ebfn l\u01b0u l\u01b0\u1ee3ng l\u00e0 th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m s\u1ea3n xu\u1ea5t, d\u01b0\u1ee3c ph\u1ea9m v\u00e0 x\u1eed l\u00fd n\u01b0\u1edbc. 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