{"id":2762,"date":"2026-06-25T02:21:06","date_gmt":"2026-06-25T02:21:06","guid":{"rendered":"https:\/\/govelocks.com\/?p=2762"},"modified":"2026-06-25T02:25:18","modified_gmt":"2026-06-25T02:25:18","slug":"multi-function-door-control-panel","status":"publish","type":"post","link":"https:\/\/govelocks.com\/vi\/multi-function-door-control-panel\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1eeda \u0111a ch\u1ee9c n\u0103ng: H\u01b0\u1edbng d\u1eabn \u0111\u1ea5u d\u00e2y &amp; T\u01b0\u01a1ng th\u00edch"},"content":{"rendered":"<p>Ch\u00fang t\u00f4i \u0111\u00e3 th\u1ea5y m\u1ed9t s\u1ef1 kh\u00f4ng t\u01b0\u01a1ng th\u00edch \u0111\u01a1n l\u1ebb l\u00e0m t\u00ea li\u1ec7t m\u1ed9t b\u1ebfn t\u1ea3i trong ba ng\u00e0y. Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 kh\u00f4ng ph\u1ea3i l\u00e0 motor h\u1ecfng ho\u1eb7c l\u00f2 xo b\u1ecb g\u00e3y\u2014m\u00e0 l\u00e0 m\u1ed9t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u1eddng kh\u00f4ng th\u1ec3 giao ti\u1ebfp v\u1edbi ng\u01b0\u1eddi v\u1eadn h\u00e0nh. Khi b\u1ea1n qu\u1ea3n l\u00fd m\u1ed9t \u0111\u1ed9i xe c\u1eeda tr\u1ea7n nh\u00e0 qua nhi\u1ec1u c\u01a1 s\u1edf, m\u1ed9t s\u1ef1 sai l\u1ec7ch trong \u0111\u1eb7t h\u00e0ng <strong>b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1eeda \u0111a ch\u1ee9c n\u0103ng<\/strong> kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 v\u1ec1 tr\u1ea3 h\u00e0ng; \u0111\u00f3 l\u00e0 m\u1ed9t l\u1ed7 h\u1ed5ng an ninh v\u00e0 m\u1ed9t n\u00fat th\u1eaft trong b\u1ea3o tr\u00ec. Vi\u1ec7c ch\u1ecdn \u0111\u00fang b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u00f3 ngh\u0129a l\u00e0 ph\u00f9 h\u1ee3p v\u1edbi quy tr\u00ecnh an ninh c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh, gi\u1edbi h\u1ea1n \u0111\u1ea5u d\u00e2y, v\u00e0 y\u00eau c\u1ea7u ki\u1ec3m so\u00e1t truy c\u1eadp tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u l\u1eafp \u0111\u1eb7t.<\/p>\n<p>Nh\u00f3m c\u1ee7a ch\u00fang t\u00f4i th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra c\u00e1c \u0111\u1ed9i xe \u0111i\u1ec1u khi\u1ec3n c\u1eeda gara c\u1ee7a c\u00e1c nh\u00f3m b\u1ea5t \u0111\u1ed9ng s\u1ea3n th\u01b0\u01a1ng m\u1ea1i, v\u00e0 sai l\u1ea7m \u0111\u1eaft nh\u1ea5t m\u00e0 ch\u00fang t\u00f4i th\u1ea5y l\u00e0 mua c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u201cchung\u201d mang t\u00ednh chung chung cho h\u1ec7 th\u1ed1ng Security+ 2.0. H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd \u0111i qua ch\u00ednh x\u00e1c nh\u1eefng g\u00ec c\u1ea7n ki\u1ec3m tra\u2014t\u00ecm hi\u1ec3u v\u1ec1 m\u00e0u s\u1eafc n\u00fat b\u1ea5m, h\u00e0nh vi bus serial, c\u00e1c quy tr\u00ecnh kh\u00f3a, v\u00e0 c\u00e1c m\u1eabu ch\u1ea9n \u0111o\u00e1n\u2014\u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh mua s\u1eafm c\u1ee7a b\u1ea1n kh\u00f4ng tr\u1edf th\u00e0nh th\u1ea5t b\u1ea1i ngo\u00e0i th\u1ef1c \u0111\u1ecba.<\/p>\n<h2>Hi\u1ec3u v\u1ec1 B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1eeda \u0111a ch\u1ee9c n\u0103ng hi\u1ec7n \u0111\u1ea1i<\/h2>\n<p>B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1eeda \u0111a ch\u1ee9c n\u0103ng l\u00e0 giao di\u1ec7n g\u1eafn tr\u00ean t\u01b0\u1eddng qu\u1ea3n l\u00fd c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u1eeda tr\u1ea7n nh\u00e0 th\u01b0\u01a1ng m\u1ea1i v\u00e0 cao c\u1ea5p. N\u00f3 \u0111i\u1ec1u khi\u1ec3n c\u00e1c chuy\u1ec3n \u0111\u1ed9ng c\u01a1 b\u1ea3n c\u1ee7a c\u1eeda, c\u1ea5u h\u00ecnh b\u1ed9 \u0111\u1ebfm th\u1eddi gian \u0111\u00e8n c\u1ee7a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n, kh\u00f3a h\u1ec7 th\u1ed1ng ch\u1ed1ng truy c\u1eadp t\u1eeb xa, v\u00e0 l\u1eadp tr\u00ecnh c\u00e1c ph\u1ee5 ki\u1ec7n kh\u00f4ng d\u00e2y tr\u1ef1c ti\u1ebfp t\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n\u2014t\u1ea5t c\u1ea3 qua m\u1ed9t bus serial \u0111i\u1ec7n \u00e1p th\u1ea5p v\u01b0\u1ee3t xa vi\u1ec7c \u0111\u00f3ng ti\u1ebfp \u0111i\u1ec3m \u0111\u01a1n gi\u1ea3n.<\/p>\n<h3>So s\u00e1nh \u0110i\u1ec1u khi\u1ec3n c\u1eeda c\u01a1 b\u1ea3n v\u00e0 kh\u1ea3 n\u0103ng \u0111a ch\u1ee9c n\u0103ng<\/h3>\n<p>N\u00fat nh\u1ea5n d\u00e2y chu\u00f4ng truy\u1ec1n th\u1ed1ng l\u00e0 m\u1ed9t c\u1ea7u n\u1ed1i \u0111i\u1ec7n \u0111\u01a1n gi\u1ea3n: nh\u1ea5n n\u00fat, \u0111\u00f3ng m\u1ea1ch, v\u00e0 c\u1eeda s\u1ebd di chuy\u1ec3n. Ng\u01b0\u1ee3c l\u1ea1i, c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111a ch\u1ee9c n\u0103ng g\u1eedi l\u1ec7nh k\u1ef9 thu\u1eadt s\u1ed1 m\u00e3 h\u00f3a qua m\u1ed9t c\u1eb7p d\u00e2y \u0111i\u1ec7n \u00e1p th\u1ea5p. Ki\u1ebfn tr\u00fac n\u00e0y cho ph\u00e9p c\u00e1c t\u00ednh n\u0103ng m\u00e0 m\u1ed9t n\u00fat b\u1ea5m c\u01a1 b\u1ea3n kh\u00f4ng th\u1ec3 h\u1ed7 tr\u1ee3:<\/p>\n<ul>\n<li><strong>Ch\u1ee9c n\u0103ng \u0111\u1ebfm th\u1eddi gian \u0111\u00e8n:<\/strong> Kho\u1ea3ng th\u1eddi gian tr\u1ec5 c\u00f3 th\u1ec3 l\u1eadp tr\u00ecnh (th\u01b0\u1eddng l\u00e0 1.5, 2.5 ho\u1eb7c 4.5 ph\u00fat, c\u1ed9ng v\u1edbi ch\u1ebf \u0111\u1ed9 gi\u1eef li\u00ean t\u1ee5c) \u0111\u1ed3ng b\u1ed9 h\u00f3a \u00e1nh s\u00e1ng khoang v\u1edbi m\u00f4 h\u00ecnh v\u00e0o ra c\u1ee7a xe, gi\u00fap gi\u1ea3m l\u00e3ng ph\u00ed n\u0103ng l\u01b0\u1ee3ng trong kho.<\/li>\n<li><strong>L\u1eadp tr\u00ecnh t\u1eeb xa qua t\u01b0\u1eddng:<\/strong> K\u1ef9 thu\u1eadt vi\u00ean c\u00f3 th\u1ec3 gh\u00e9p n\u1ed1i \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa c\u1ea7m tay v\u00e0 b\u00e0n ph\u00edm kh\u00f4ng d\u00e2y b\u1eb1ng n\u00fat b\u1ea5m tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n thay v\u00ec leo thang \u0111\u1ec3 \u0111\u1ebfn \u0111\u1ea7u \u0111i\u1ec1u khi\u1ec3n.<\/li>\n<li><strong>Ch\u1ebf \u0111\u1ed9 kh\u00f3a (kh\u00f3a k\u1ef3 ngh\u1ec9):<\/strong> V\u00f4 hi\u1ec7u h\u00f3a t\u1ea5t c\u1ea3 c\u00e1c t\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa kh\u00f4ng d\u00e2y trong khi v\u1eabn gi\u1eef ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u00f3 d\u00e2y, l\u00e0 m\u1ed9t bi\u1ec7n ph\u00e1p ph\u00f2ng th\u1ee7 quan tr\u1ecdng cho an ninh c\u01a1 s\u1edf sau gi\u1edd l\u00e0m vi\u1ec7c.<\/li>\n<li><strong>Ch\u1ec9 b\u00e1o LED ch\u1ea9n \u0111o\u00e1n:<\/strong> Cung c\u1ea5p ph\u1ea3n h\u1ed3i tr\u1ea1ng th\u00e1i ngay l\u1eadp t\u1ee9c v\u1ec1 t\u00ecnh tr\u1ea1ng \u0111\u1ea5u d\u00e2y, tr\u1ea1ng th\u00e1i kh\u00f3a, v\u00e0 ch\u1ebf \u0111\u1ed9 l\u1eadp tr\u00ecnh.<\/li>\n<\/ul>\n<p><strong>K\u1ebft lu\u1eadn k\u1ef9 thu\u1eadt:<\/strong> C\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n n\u00e0y giao ti\u1ebfp qua d\u1eef li\u1ec7u serial \u0111i\u1ec7n \u00e1p th\u1ea5p, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 ch\u1ea5t l\u01b0\u1ee3ng d\u00e2y, t\u00ednh to\u00e0n v\u1eb9n k\u1ebft n\u1ed1i, v\u00e0 c\u1ef1c t\u00ednh r\u1ea5t quan tr\u1ecdng. M\u1ed9t k\u1ebft n\u1ed1i y\u1ebfu c\u00f3 th\u1ec3 v\u1eabn ki\u1ec3m tra \u0111\u01b0\u1ee3c b\u1eb1ng \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng nh\u01b0ng v\u1eabn g\u00e2y l\u1ed7i cho l\u1ec7nh k\u1ef9 thu\u1eadt s\u1ed1.<\/p>\n<h3>T\u00edch h\u1ee3p Th\u00f4ng minh Ph\u1ee5 tr\u1ee3 v\u00e0 K\u1ebft n\u1ed1i MyQ<\/h3>\n<p>Nhi\u1ec1u m\u00e1y ch\u01a1i game hi\u1ec7n \u0111\u1ea1i m\u1edf r\u1ed9ng ch\u1ee9c n\u0103ng th\u00f4ng qua <strong>K\u1ebft n\u1ed1i MyQ<\/strong>, m\u1ed9t c\u1ea7u n\u1ed1i internet cho ph\u00e9p qu\u1ea3n l\u00fd c\u01a1 s\u1edf gi\u00e1m s\u00e1t tr\u1ea1ng th\u00e1i c\u1eeda v\u00e0 ki\u1ec3m so\u00e1t truy c\u1eadp t\u1eeb xa. Khi b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1eeda \u0111a ch\u1ee9c n\u0103ng t\u00edch h\u1ee3p v\u1edbi MyQ, b\u1ed9 \u0111\u1ebfm th\u1eddi gian \u0111\u00e8n c\u1ee7a b\u1ea3ng v\u00e0 l\u1ec7nh kh\u00f3a c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t qua b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n doanh nghi\u1ec7p ho\u1eb7c l\u1ecbch tr\u00ecnh t\u1ef1 \u0111\u1ed9ng. Trong c\u00e1c t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i \u0111a m\u1ee5c \u0111\u00edch, \u0111i\u1ec1u n\u00e0y cho ph\u00e9p qu\u1ea3n l\u00fd t\u00e0i s\u1ea3n kh\u00f3a t\u1ea5t c\u1ea3 c\u00e1c nh\u00e2n vi\u00ean kho v\u1eadn v\u00e0o l\u00fac 9 gi\u1edd t\u1ed1i m\u00e0 kh\u00f4ng c\u1ea7n \u0111i b\u1ed9 \u0111\u1ebfn hi\u1ec7n tr\u01b0\u1eddng. T\u1ea1i <a href=\"\/vi\/gove-a8010-smart-door-lock-7-in-1\/\">Kh\u00f3a c\u1eeda th\u00f4ng minh 7 trong 1 c\u1ee7a Gove<\/a>, ch\u00fang t\u00f4i t\u00edch h\u1ee3p logic qu\u1ea3n l\u00fd t\u1eeb xa t\u01b0\u01a1ng t\u1ef1 v\u00e0o giao di\u1ec7n ki\u1ec3m so\u00e1t truy c\u1eadp c\u1ee7a m\u00ecnh, k\u1ebft h\u1ee3p kh\u00f3a ch\u1eb7t v\u1eadt l\u00fd v\u1edbi gi\u00e1m s\u00e1t d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y.<\/p>\n<hr \/>\n<h2>T\u01b0\u01a1ng th\u00edch v\u1edbi B\u1ed9 \u0111i\u1ec1u khi\u1ec3n: Ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c b\u1ed9 m\u1edf r\u1ed9ng<\/h2>\n<p><strong>Quy t\u1eafc quy\u1ebft \u0111\u1ecbnh:<\/strong> N\u1ebfu b\u1ed9 m\u1edf r\u1ed9ng c\u1ee7a b\u1ea1n c\u00f3 n\u00fat h\u1ecdc m\u00e0u v\u00e0ng, b\u1ea1n ph\u1ea3i s\u1eed d\u1ee5ng b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1eeda \u0111a ch\u1ee9c n\u0103ng t\u01b0\u01a1ng th\u00edch Security+ 2.0. M\u1edf sai b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n s\u1ebd kh\u00f4ng ch\u1ec9 th\u1ea5t b\u1ea1i trong ho\u1ea1t \u0111\u1ed9ng \u2014 n\u00f3 c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng logic c\u1ee7a b\u1ed9 nh\u1eadn c\u1ee7a b\u1ed9 m\u1edf r\u1ed9ng v\u00e0 y\u00eau c\u1ea7u kh\u00f4i ph\u1ee5c c\u00e0i \u0111\u1eb7t g\u1ed1c.<\/p>\n<h3>Security+ 2.0 v\u00e0 H\u1ec7 th\u1ed1ng N\u00fat H\u1ecdc M\u00e0u V\u00e0ng<\/h3>\n<p>Giao th\u1ee9c Security+ 2.0 c\u1ee7a Chamberlain v\u00e0 LiftMaster s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng t\u1ea7n s\u1ed1 ba b\u0103ng ho\u1ea1t \u0111\u1ed9ng tr\u00ean 310, 315 v\u00e0 390 MHz v\u1edbi m\u00e3 h\u00f3a m\u00e3 s\u1ed1 thay \u0111\u1ed5i li\u00ean t\u1ee5c. N\u00fat h\u1ecdc m\u00e0u v\u00e0ng c\u1ee7a b\u1ed9 \u0111\u1ed9ng c\u01a1 x\u00e1c \u0111\u1ecbnh th\u1ebf h\u1ec7 n\u00e0y. C\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u1eddng t\u01b0\u01a1ng th\u00edch, nh\u01b0 <strong>LiftMaster 882LMW<\/strong> v\u00e0 <strong>Chamberlain 041A7185-1<\/strong>, giao ti\u1ebfp k\u1ef9 thu\u1eadt s\u1ed1 qua bus hai d\u00e2y v\u00e0 kh\u00f4ng th\u1ec3 thay th\u1ebf b\u1eb1ng n\u00fat nh\u1ea5n \u0111\u01a1n gi\u1ea3n ho\u1eb7c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n th\u00f4ng minh c\u0169 h\u01a1n. Vi\u1ec7c \u0111\u1ea5u d\u00e2y ch\u00e9o m\u1ed9t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u0169 v\u1edbi b\u1ed9 m\u1edf r\u1ed9ng Security+ 2.0 th\u01b0\u1eddng k\u00edch ho\u1ea1t \u0111\u00e8n LED nh\u1ea5p nh\u00e1y li\u00ean t\u1ee5c, b\u00e1o hi\u1ec7u s\u1ef1 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1ec1 giao th\u1ee9c, v\u00e0 trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p c\u00f3 th\u1ec3 g\u1eedi \u0111i\u1ec7n \u00e1p l\u1ea1 tr\u1edf l\u1ea1i bo m\u1ea1ch logic.<\/p>\n<h3>B\u1ed9 m\u1edf r\u1ed9ng c\u0169: N\u00fat h\u1ecdc m\u00e0u xanh l\u00e1, \u0111\u1ecf\/cam v\u00e0 t\u00edm<\/h3>\n<p>C\u00e1c b\u1ed9 m\u1edf r\u1ed9ng c\u0169 s\u1eed d\u1ee5ng c\u00e1c h\u1ec7 th\u1ed1ng t\u1ea7n s\u1ed1 \u0111\u01a1n v\u00e0 m\u00e3 s\u1ed1 thay \u0111\u1ed5i kh\u00e1c nhau, \u0111i\u1ec7n t\u1eed \u0111\u01a1n gi\u1ea3n h\u01a1n v\u00e0 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp v\u1ec1 ch\u1ee9c n\u0103ng. B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y cung c\u1ea5p tham kh\u1ea3o v\u1ec1 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch, nh\u01b0ng lu\u00f4n x\u00e1c nh\u1eadn kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n tr\u1ef1c ti\u1ebfp v\u1edbi nh\u00e0 s\u1ea3n xu\u1ea5t b\u1ed9 m\u1edf r\u1ed9ng tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng s\u1ed1 l\u01b0\u1ee3ng l\u1edbn.<\/p>\n<table>\n<thead>\n<tr>\n<th style=\"text-align: left\">M\u00e0u N\u00fat H\u1ecdc<\/th>\n<th style=\"text-align: left\">Giao th\u1ee9c<\/th>\n<th style=\"text-align: left\">V\u00ed d\u1ee5 v\u1ec1 B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ph\u00f9 h\u1ee3p<\/th>\n<th style=\"text-align: left\">Ghi ch\u00fa d\u00e0nh cho ng\u01b0\u1eddi mua<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>V\u00e0ng<\/td>\n<td>Security+ 2.0 (ba b\u0103ng t\u1ea7n 310\/315\/390 MHz)<\/td>\n<td>LiftMaster 882LMW, Chamberlain 041A7185-1<\/td>\n<td>Y\u00eau c\u1ea7u b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n serial k\u1ef9 thu\u1eadt s\u1ed1 hai d\u00e2y; c\u00e1c n\u00fat b\u1ea5m c\u0169 s\u1ebd kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng.<\/td>\n<\/tr>\n<tr>\n<td>T\u00edm<\/td>\n<td>Security+ (m\u00e3 cu\u1ed9n 315 MHz)<\/td>\n<td>LiftMaster 883LM, Chamberlain 041-0141<\/td>\n<td>C\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n th\u00f4ng minh h\u1ed7 tr\u1ee3 \u0111i\u1ec1u khi\u1ec3n c\u1eeda c\u01a1 b\u1ea3n v\u00e0 \u0111\u00e8n, nh\u01b0ng thi\u1ebfu MyQ tr\u00ean c\u00e1c thi\u1ebft b\u1ecb n\u00fat b\u1ea5m m\u00e0u t\u00edm c\u0169 h\u01a1n.<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ecf\/Cam<\/td>\n<td>Security+ (m\u00e3 cu\u1ed9n 390 MHz)<\/td>\n<td>LiftMaster 377LM, Chamberlain 935CB<\/td>\n<td>Th\u01b0\u1eddng th\u1ea5y tr\u00ean c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n tr\u1ee5c c\u1eaft th\u01b0\u01a1ng m\u1ea1i tr\u01b0\u1edbc n\u0103m 2005.<\/td>\n<\/tr>\n<tr>\n<td>Xanh l\u00e1<\/td>\n<td>Billion Code (m\u00e3 c\u1ed1 \u0111\u1ecbnh)<\/td>\n<td>Ch\u1ec9 c\u00e1c tr\u1ea1m \u0111\u1ea9y t\u01b0\u1eddng OEM ho\u1eb7c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ti\u1ebfp x\u00fac kh\u00f4<\/td>\n<td>Kh\u00f4ng t\u01b0\u01a1ng th\u00edch v\u1edbi b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n th\u00f4ng minh \u0111a ch\u1ee9c n\u0103ng; kh\u00f4ng h\u1ed7 tr\u1ee3 bus k\u1ef9 thu\u1eadt s\u1ed1.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>Lu\u00f4n ki\u1ec3m tra ch\u00ednh x\u00e1c s\u1ed1 model v\u00e0 m\u00e0u n\u00fat h\u1ecdc tr\u00ean khung b\u1ed9 \u0111i\u1ec1u khi\u1ec3n. M\u00e0u s\u1eafc c\u00f3 th\u1ec3 phai ho\u1eb7c xu\u1ea5t hi\u1ec7n kh\u00e1c d\u01b0\u1edbi \u00e1nh s\u00e1ng c\u1ee7a c\u01a1 s\u1edf; x\u00e1c nh\u1eadn v\u1edbi b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a thi\u1ebft b\u1ecb.<\/em><\/p>\n<hr \/>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt c\u1ed1t l\u00f5i c\u1ee7a B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u1eddng th\u01b0\u01a1ng m\u1ea1i<\/h2>\n<p>C\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec1u khi\u1ec3n c\u1eeda \u0111a ch\u1ee9c n\u0103ng c\u1ea5p c\u00f4ng nghi\u1ec7p v\u00e0 th\u01b0\u01a1ng m\u1ea1i \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean m\u1ed9t bus hai d\u00e2y mang c\u1ea3 ngu\u1ed3n \u0111i\u1ec7n v\u00e0 l\u1ec7nh serial k\u1ef9 thu\u1eadt s\u1ed1. Thi\u1ebft k\u1ebf n\u00e0y \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c l\u1eafp \u0111\u1eb7t trong khi cho ph\u00e9p ch\u1ebf \u0111\u1ed9 kh\u00f3a, gh\u00e9p ph\u1ee5 ki\u1ec7n v\u00e0 tr\u00ec ho\u00e3n \u0111\u00e8n c\u00f3 th\u1ec3 l\u1eadp tr\u00ecnh m\u00e0 kh\u00f4ng c\u1ea7n ch\u1ea1y m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n ri\u00eang bi\u1ec7t.<\/p>\n<h3>Bus truy\u1ec1n th\u00f4ng serial hai d\u00e2y<\/h3>\n<p>B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n k\u1ebft n\u1ed1i v\u1edbi kh\u1ed1i terminal \u0111i\u1ec7n \u00e1p th\u1ea5p c\u1ee7a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n qua m\u1ed9t c\u1eb7p d\u00e2y\u2014th\u01b0\u1eddng l\u00e0 \u0111\u1ecf v\u00e0 tr\u1eafng\u2014\u0111\u1ea3m nh\u1eadn c\u1ea3 ngu\u1ed3n DC v\u00e0 d\u1eef li\u1ec7u hai chi\u1ec1u. Kh\u00e1c v\u1edbi c\u00e1c n\u00fat b\u1ea5m c\u0169, n\u01a1i m\u00e0 c\u1ef1c t\u00ednh hi\u1ebfm khi quan tr\u1ecdng, c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n serial hi\u1ec7n \u0111\u1ea1i <strong>nh\u1ea1y c\u1ea3m v\u1edbi c\u1ef1c t\u00ednh<\/strong>. \u0110\u1ea3o ng\u01b0\u1ee3c d\u00e2y c\u00f3 th\u1ec3 kh\u00f4ng l\u00e0m h\u1ecfng b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, nh\u01b0ng n\u00f3 s\u1ebd ng\u0103n ch\u1eb7n giao ti\u1ebfp d\u1eef li\u1ec7u, g\u00e2y ra \u0111\u00e8n LED ch\u1ebft ho\u1eb7c nh\u1ea5p nh\u00e1y l\u1ed7i li\u00ean t\u1ee5c. Trong m\u00f4i tr\u01b0\u1eddng th\u01b0\u01a1ng m\u1ea1i n\u01a1i \u0111\u01b0\u1eddng d\u00e2y c\u00f3 th\u1ec3 v\u01b0\u1ee3t qu\u00e1 100 feet, vi\u1ec7c duy tr\u00ec c\u00e1c \u0111\u01b0\u1eddng d\u00e2y s\u1ea1ch s\u1ebd, kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n c\u00e1ch xa \u0111\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n AC l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 tr\u00e1nh nhi\u1ec5u c\u1ea3m \u1ee9ng tr\u00ean k\u00eanh d\u1eef li\u1ec7u.<\/p>\n<p><strong>Nh\u1eefng \u0111i\u1ec1u c\u1ea7n x\u00e1c minh:<\/strong> Lu\u00f4n x\u00e1c nh\u1eadn r\u1eb1ng d\u00e2y \u0111i\u1ec7n \u00e1p th\u1ea5p c\u1ee7a b\u1ea1n kh\u00f4ng d\u00f9ng chung \u1ed1ng lu\u1ed3n v\u1edbi \u0111\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n \u00e1p cao. Trong c\u00e1c cu\u1ed9c ki\u1ec3m tra c\u01a1 s\u1edf c\u1ee7a ch\u00fang t\u00f4i, ch\u00fang t\u00f4i \u0111\u00e3 l\u1ea7n theo c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1eeda \u1ea3o kh\u00f4ng li\u00ean t\u1ee5c tr\u1ef1c ti\u1ebfp \u0111\u1ebfn c\u00e1p \u0111i\u1ec7n AC 120V ch\u1ea1y c\u00e1ch d\u00e2y chu\u00f4ng kh\u00f4ng \u0111\u01b0\u1ee3c che ch\u1eafn d\u01b0\u1edbi 4 inch.<\/p>\n<h3>B\u1ed9 h\u1eb9n gi\u1edd \u0111\u00e8n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh v\u00e0 c\u1ea3m bi\u1ebfn chuy\u1ec3n \u0111\u1ed9ng<\/h3>\n<p>H\u1ea7u h\u1ebft c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n th\u01b0\u01a1ng m\u1ea1i bao g\u1ed3m b\u1ed9 h\u1eb9n gi\u1edd \u0111\u00e8n t\u00f9y ch\u1ec9nh gi\u1eef cho \u0111\u00e8n b\u00ean trong b\u1ed9 \u0111i\u1ec1u h\u00e0nh b\u1eadt trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh sau khi c\u1eeda quay v\u00f2ng. C\u00e1c kho\u1ea3ng th\u1eddi gian ph\u1ed5 bi\u1ebfn l\u00e0 1,5, 2,5 v\u00e0 4,5 ph\u00fat, c\u1ed9ng v\u1edbi ch\u1ebf \u0111\u1ed9 ghi \u0111\u00e8 li\u00ean t\u1ee5c cho c\u00e1c t\u00e1c v\u1ee5 b\u1ea3o tr\u00ec. Trong c\u00e1c nh\u00e0 kho \u0111\u01b0\u1ee3c trang b\u1ecb l\u1ea1i \u0111\u00e8n LED cao c\u1ea5p, ch\u00fang t\u00f4i khuy\u00ean d\u00f9ng kho\u1ea3ng th\u1eddi gian ng\u1eafn nh\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ec3 gi\u1ea3m ti\u00eau th\u1ee5 \u0111i\u1ec7n m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn an to\u00e0n. M\u1ed9t s\u1ed1 b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u0169ng ch\u1ea5p nh\u1eadn \u0111\u1ea7u v\u00e0o c\u1ea3m bi\u1ebfn chuy\u1ec3n \u0111\u1ed9ng \u2014 n\u1ebfu ph\u00e1t hi\u1ec7n c\u00f3 ng\u01b0\u1eddi, b\u1ed9 h\u1eb9n gi\u1edd \u0111\u00e8n s\u1ebd \u0111\u1eb7t l\u1ea1i, gi\u1eef cho l\u1ed1i \u0111i \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng trong ca l\u00e0m vi\u1ec7c c\u00f3 ho\u1ea1t \u0111\u1ed9ng cao v\u00e0 t\u1ed1i trong th\u1eddi gian r\u1ea3nh r\u1ed7i.<\/p>\n<hr \/>\n<h2>An ninh c\u01a1 s\u1edf: Giao th\u1ee9c kh\u00f3a v\u00e0 ki\u1ec3m so\u00e1t truy c\u1eadp<\/h2>\n<p>N\u00fat kh\u00f3a k\u1ef3 ngh\u1ec9 v\u00f4 hi\u1ec7u h\u00f3a t\u1ea5t c\u1ea3 c\u00e1c t\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa kh\u00f4ng d\u00e2y t\u1ea1i b\u1ed9 thu c\u1ee7a b\u1ed9 \u0111i\u1ec1u h\u00e0nh trong khi v\u1eabn gi\u1eef cho b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u1eddng c\u00f3 d\u00e2y ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea7y \u0111\u1ee7. \u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi qu\u1ea3n l\u00fd c\u01a1 s\u1edf, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 trong th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng ngh\u1ec9 l\u1ec5 ho\u1eb7c cu\u1ed1i tu\u1ea7n, m\u1ed9t b\u1ed9 \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa b\u1ecb m\u1ea5t ho\u1eb7c b\u1ecb sao ch\u00e9p s\u1ebd kh\u00f4ng tr\u1edf th\u00e0nh r\u1ee7i ro truy c\u1eadp t\u00f2a nh\u00e0.<\/p>\n<h3>N\u00fat kh\u00f3a k\u1ef3 ngh\u1ec9 v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng th\u1ee7 ngo\u00e0i gi\u1edd l\u00e0m vi\u1ec7c<\/h3>\n<p>Khi ch\u1ee9c n\u0103ng kh\u00f3a \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t \u2014 th\u01b0\u1eddng b\u1eb1ng c\u00e1ch nh\u1ea5n v\u00e0 gi\u1eef n\u00fat kh\u00f3a trong hai gi\u00e2y \u2014 ph\u1ea7n b\u1ed9 thu RF c\u1ee7a b\u1ed9 \u0111i\u1ec1u h\u00e0nh s\u1ebd b\u1ecf qua b\u1ea5t k\u1ef3 m\u00e3 truy\u1ec1n n\u00e0o \u0111\u01b0\u1ee3c gh\u00e9p n\u1ed1i. B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u1eddng v\u1eadt l\u00fd v\u1eabn ho\u1ea1t \u0111\u1ed9ng, v\u00ec v\u1eady nh\u00e2n vi\u00ean \u0111\u01b0\u1ee3c \u1ee7y quy\u1ec1n v\u1eabn c\u00f3 th\u1ec3 m\u1edf c\u1eeda b\u1eb1ng b\u00e0n ph\u00edm, \u0111\u1ea7u \u0111\u1ecdc th\u1ebb ho\u1eb7c ch\u00ednh b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n. Trong c\u00e1c nh\u00e0 kho nhi\u1ec1u ng\u01b0\u1eddi thu\u00ea v\u00e0 nh\u00e0 \u0111\u1ec3 xe h\u1ed7n h\u1ee3p, ch\u00fang t\u00f4i khuy\u00ean b\u1ea1n n\u00ean t\u00edch h\u1ee3p ch\u1ebf \u0111\u1ed9 kh\u00f3a n\u00e0y v\u00e0o quy tr\u00ecnh b\u1ea3o m\u1eadt ngo\u00e0i gi\u1edd l\u00e0m vi\u1ec7c c\u1ee7a c\u01a1 s\u1edf: kh\u00f3a t\u1ea5t c\u1ea3 c\u00e1c c\u1eeda kho v\u00e0o cu\u1ed1i ca l\u00e0m vi\u1ec7c cu\u1ed1i c\u00f9ng v\u00e0 y\u00eau c\u1ea7u truy c\u1eadp ch\u1ec9 b\u1eb1ng d\u00e2y ho\u1eb7c th\u00f4ng tin c\u00e1 nh\u00e2n cho \u0111\u1ebfn s\u00e1ng h\u00f4m sau.<\/p>\n<h3>C\u01a1 ch\u1ebf kh\u00f3a t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn (RF)<\/h3>\n<p>Kh\u00f3a ho\u1ea1t \u0111\u1ed9ng \u1edf giai \u0111o\u1ea1n b\u1ed9 thu c\u1ee7a b\u1ed9 \u0111i\u1ec1u h\u00e0nh, kh\u00f4ng ph\u1ea3i \u1edf b\u1ed9 truy\u1ec1n. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 ngay c\u1ea3 khi s\u1eed d\u1ee5ng b\u1ed9 \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa \u0111\u01b0\u1ee3c sao ch\u00e9p v\u1edbi m\u00e3 l\u0103n \u0111\u01b0\u1ee3c kh\u1edbp, b\u1ed9 thu s\u1ebd kh\u00f4ng x\u1eed l\u00fd n\u00f3 khi b\u1ecb kh\u00f3a. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t c\u00f3 gi\u00e1 tr\u1ecb trong m\u00f4i tr\u01b0\u1eddng th\u01b0\u01a1ng m\u1ea1i c\u00f3 s\u1ef1 thay \u0111\u1ed5i nh\u00e2n vi\u00ean nh\u1eadn b\u1ed9 \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa cao, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c trung t\u00e2m logistics n\u01a1i nh\u00e2n vi\u00ean t\u1ea1m th\u1eddi nh\u1eadn b\u1ed9 truy\u1ec1n \u0111\u1ed9ng. \u0110\u1ed1i v\u1edbi c\u00e1c c\u01a1 s\u1edf quan t\u00e2m \u0111\u1ebfn c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng \u0111\u00e1nh c\u1eafp m\u00e3 n\u00e2ng cao, vi\u1ec7c gh\u00e9p n\u1ed1i t\u00ednh n\u0103ng n\u00e0y v\u1edbi m\u1ed9t h\u1ec7 th\u1ed1ng <a href=\"\/vi\/electronic-access-control\/\">ki\u1ec3m so\u00e1t truy c\u1eadp \u0111i\u1ec7n t\u1eed<\/a> s\u1eed d\u1ee5ng \u0111\u1ea7u \u0111\u1ecdc th\u00f4ng tin x\u00e1c th\u1ef1c \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a s\u1ebd th\u00eam m\u1ed9t l\u1edbp x\u00e1c th\u1ef1c th\u1ee9 hai.<\/p>\n<hr \/>\n<h2>C\u00e0i \u0111\u1eb7t, \u0111\u1ea5u d\u00e2y v\u00e0 l\u1eadp tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa t\u1eebng b\u01b0\u1edbc<\/h2>\n<p>Vi\u1ec7c l\u1eafp \u0111\u1eb7t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1eeda \u0111a ch\u1ee9c n\u0103ng y\u00eau c\u1ea7u ch\u1ea1y d\u00e2y chu\u00f4ng ti\u00eau chu\u1ea9n 2 l\u00f5i \u0111\u1ebfn kh\u1ed1i \u0111\u1ea7u cu\u1ed1i \u0111i\u1ec7n \u00e1p th\u1ea5p c\u1ee7a b\u1ed9 \u0111i\u1ec1u h\u00e0nh, v\u1edbi s\u1ef1 ch\u00fa \u00fd nghi\u00eam ng\u1eb7t \u0111\u1ebfn c\u1ef1c t\u00ednh. Sau khi \u0111\u1ea5u d\u00e2y, t\u1ea5t c\u1ea3 c\u00e1c l\u1eadp tr\u00ecnh ph\u1ee5 ki\u1ec7n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ea1i b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u1eddng, lo\u1ea1i b\u1ecf nhu c\u1ea7u ti\u1ebfp c\u1eadn b\u1ed9 \u0111i\u1ec1u h\u00e0nh tr\u00ean cao.<\/p>\n<h3>K\u1ebft n\u1ed1i kh\u1ed1i \u0111\u1ea7u cu\u1ed1i \u0111i\u1ec7n \u00e1p th\u1ea5p<\/h3>\n<p>Th\u1ef1c hi\u1ec7n theo tr\u00ecnh t\u1ef1 n\u00e0y \u0111\u1ec3 tr\u00e1nh l\u00e0m h\u1ecfng b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c bo m\u1ea1ch \u0111i\u1ec1u h\u00e0nh:<\/p>\n<ol>\n<li>Ng\u1eaft ngu\u1ed3n \u0111i\u1ec7n \u0111\u1ebfn b\u1ed9 \u0111i\u1ec1u h\u00e0nh c\u1eeda t\u1ea1i c\u1ea7u dao ho\u1eb7c r\u00fat b\u1ed9 ng\u1eaft k\u1ebft n\u1ed1i.<\/li>\n<li>B\u00f3c kho\u1ea3ng 1\/4 inch l\u1edbp c\u00e1ch \u0111i\u1ec7n kh\u1ecfi m\u1ed7i d\u00e2y d\u1eabn tr\u00ean d\u00e2y \u0111\u1ed3ng \u0111\u1eb7c AWG 22.<\/li>\n<li>X\u00e1c \u0111\u1ecbnh c\u00e1c c\u1ef1c \u0111\u1ecf (R) v\u00e0 tr\u1eafng (W) c\u1ee7a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n v\u00e0 k\u1ebft n\u1ed1i d\u00e2y c\u1ee7a b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u01a1ng \u1ee9ng. \u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n th\u01b0\u01a1ng m\u1ea1i LiftMaster v\u00e0 Chamberlain, \u0111\u1ecf l\u00e0 d\u01b0\u01a1ng v\u00e0 tr\u1eafng l\u00e0 t\u00edn hi\u1ec7u\/m\u1eb7t \u0111\u1ea5t, nh\u01b0ng lu\u00f4n x\u00e1c nh\u1eadn v\u1edbi s\u01a1 \u0111\u1ed3 d\u00e2y \u0111i\u1ec7n tr\u00ean b\u1ed9 \u0111i\u1ec1u khi\u1ec3n.<\/li>\n<li>G\u1eafn c\u1ed1 \u0111\u1ecbnh b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n tr\u00ean t\u01b0\u1eddng v\u00e0o h\u1ed9p n\u1ed1i v\u00e0 c\u1ea5p ngu\u1ed3n l\u1ea1i.<\/li>\n<li>Ki\u1ec3m tra <strong>\u0111\u00e8n LED ch\u1ea9n \u0111o\u00e1n<\/strong>: \u0111\u00e8n s\u00e1ng r\u1eafn (kh\u00f4ng nh\u1ea5p nh\u00e1y) th\u01b0\u1eddng c\u00f3 ngh\u0129a l\u00e0 ngu\u1ed3n \u0111i\u1ec7n v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u \u0111ang ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng.<\/li>\n<\/ol>\n<p><strong>C\u1ea3nh b\u00e1o ng\u01b0\u1eddi mua:<\/strong> Kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 chi\u1ec1u d\u00e0i d\u00e2y khuy\u1ebfn ngh\u1ecb c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t cho b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n. \u0110\u1ed1i v\u1edbi d\u00e2y 22 AWG, th\u01b0\u1eddng l\u00e0 t\u1eeb 150 \u0111\u1ebfn 200 feet. V\u01b0\u1ee3t qu\u00e1 m\u1ee9c n\u00e0y, s\u1ee5t \u00e1p v\u00e0 suy gi\u1ea3m t\u00edn hi\u1ec7u c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c tr\u1ea1ng th\u00e1i kh\u00f3a t\u1ea1m th\u1eddi ho\u1eb7c kh\u00f4ng l\u1eadp tr\u00ecnh \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa. N\u1ebfu kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi vi\u1ec7c ch\u1ea1y d\u00e2y d\u00e0i h\u01a1n, h\u00e3y chuy\u1ec3n sang d\u00e2y 20 AWG ho\u1eb7c xem x\u00e9t m\u1ed9t <a href=\"\/vi\/poe-access-control\/\">b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec1u khi\u1ec3n c\u1ea5p ngu\u1ed3n PoE<\/a> v\u1edbi ngu\u1ed3n \u0111i\u1ec7n t\u1ea1i ch\u1ed7 \u1edf c\u1eeda.<\/p>\n<h3>\u0110\u1ed3ng b\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u1ea7m tay v\u00e0 b\u00e0n ph\u00edm kh\u00f4ng d\u00e2y<\/h3>\n<p>Khi b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea5p ngu\u1ed3n v\u00e0 \u0111\u00e8n LED s\u00e1ng li\u00ean t\u1ee5c, qu\u00e1 tr\u00ecnh l\u1eadp tr\u00ecnh ph\u1ee5 ki\u1ec7n theo chu\u1ed7i Nh\u1ea5n n\u00fat H\u1ecdc tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n:<\/p>\n<ul>\n<li>Nh\u1ea5n v\u00e0 th\u1ea3 n\u00fat H\u1ecdc ho\u1eb7c Ch\u01b0\u01a1ng tr\u00ecnh tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u1eddng. \u0110\u00e8n LED s\u1ebd b\u1eaft \u0111\u1ea7u nh\u1ea5p nh\u00e1y.<\/li>\n<li>Trong v\u00f2ng 30 gi\u00e2y, nh\u1ea5n n\u00fat tr\u00ean \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa ho\u1eb7c nh\u1eadp m\u00e3 PIN tr\u00ean b\u00e0n ph\u00edm kh\u00f4ng d\u00e2y v\u00e0 nh\u1ea5n Enter.<\/li>\n<li>\u0110\u00e8n b\u00e1o ho\u1ea1t \u0111\u1ed9ng s\u1ebd nh\u1ea5p nh\u00e1y ho\u1eb7c \u0111\u00e8n LED s\u1ebd s\u00e1ng li\u00ean t\u1ee5c, x\u00e1c nh\u1eadn m\u00e3 \u0111\u00e3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef.<\/li>\n<li>L\u1eb7p l\u1ea1i cho t\u1eebng b\u1ed9 ph\u00e1t t\u00edn hi\u1ec7u b\u1ed5 sung.<\/li>\n<\/ul>\n<p>L\u1eadp tr\u00ecnh t\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u1eddng nhanh h\u01a1n cho c\u00e1c nh\u00f3m b\u1ea3o tr\u00ec v\u00ec h\u1ecd kh\u00f4ng c\u1ea7n ph\u1ea3i di chuy\u1ec3n thang ho\u1eb7c n\u00e2ng \u0111\u1ec3 ti\u1ebfp c\u1eadn b\u1ed9 \u0111\u1ed9ng c\u01a1. \u0110\u1ed1i v\u1edbi c\u00e1c c\u01a1 s\u1edf c\u00f3 h\u00e0ng ch\u1ee5c \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa, ch\u00fang t\u00f4i khuy\u00ean n\u00ean d\u00e1n nh\u00e3n tr\u01b0\u1edbc cho t\u1eebng b\u1ed9 ph\u00e1t t\u00edn hi\u1ec7u v\u1edbi s\u1ed1 hi\u1ec7u c\u1ee7a thi\u1ebft b\u1ecb v\u00e0 l\u1eadp tr\u00ecnh theo t\u1eebng l\u00f4 trong m\u1ed9t khung gi\u1edd b\u1ea3o tr\u00ec \u0111\u00e3 l\u00ean l\u1ecbch.<\/p>\n<hr \/>\n<h2>Ch\u1ea9n \u0111o\u00e1n s\u1ef1 c\u1ed1 v\u00e0 l\u1ed7i ngo\u00e0i hi\u1ec7n tr\u01b0\u1eddng<\/h2>\n<p>Vi\u1ec7c x\u1eed l\u00fd s\u1ef1 c\u1ed1 b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u1eddng kh\u00f4ng ph\u1ea3n h\u1ed3i lu\u00f4n b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e8n LED ch\u1ea9n \u0111o\u00e1n. M\u1ed9t \u0111\u00e8n LED nh\u1ea5p nh\u00e1y, m\u1edd ho\u1eb7c kh\u00f4ng s\u00e1ng cho th\u1ea5y c\u00f3 s\u1ef1 ch\u1eadp m\u1ea1ch d\u00e2y, \u0111\u1ea3o c\u1ef1c ho\u1eb7c qu\u00e1 t\u1ea3i bus ph\u1ee5 ki\u1ec7n \u2014 kh\u00f4ng nh\u1ea5t thi\u1ebft l\u00e0 b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n b\u1ecb h\u1ecfng.<\/p>\n<h3>Gi\u1ea3i m\u00e3 \u0111\u00e8n LED ch\u1ea9n \u0111o\u00e1n<\/h3>\n<table>\n<thead>\n<tr>\n<th style=\"text-align: left\">Tr\u1ea1ng th\u00e1i LED<\/th>\n<th style=\"text-align: left\">\u00dd ngh\u0129a<\/th>\n<th style=\"text-align: left\">H\u00e0nh \u0111\u1ed9ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>S\u00e1ng li\u00ean t\u1ee5c<\/td>\n<td>Ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng; ngu\u1ed3n \u0111i\u1ec7n v\u00e0 bus n\u1ed1i ti\u1ebfp v\u1eabn ho\u1ea1t \u0111\u1ed9ng t\u1ed1t.<\/td>\n<td>Kh\u00f4ng c\u1ea7n h\u00e0nh \u0111\u1ed9ng; x\u00e1c nh\u1eadn c\u1eeda ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c.<\/td>\n<\/tr>\n<tr>\n<td>Nh\u1ea5p nh\u00e1y nhanh<\/td>\n<td>Ch\u1ebf \u0111\u1ed9 kh\u00f3a (ngh\u1ec9 ph\u00e9p) \u0111ang ho\u1ea1t \u0111\u1ed9ng ho\u1eb7c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111ang \u1edf ch\u1ebf \u0111\u1ed9 l\u1eadp tr\u00ecnh.<\/td>\n<td>Th\u00e1o kh\u00f3a b\u1eb1ng c\u00e1ch nh\u1ea5n n\u00fat kh\u00f3a; n\u1ebfu v\u1eabn nh\u1ea5p nh\u00e1y, ki\u1ec3m tra xem n\u00fat h\u1ecdc c\u00f3 b\u1ecb nh\u1ea5n nh\u1ea7m kh\u00f4ng.<\/td>\n<\/tr>\n<tr>\n<td>Nh\u1ea5p nh\u00e1y ch\u1eadm (1 gi\u00e2y\/l\u1ea7n)<\/td>\n<td>L\u1ed7i b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n v\u1eadn h\u00e0nh ho\u1eb7c qu\u00e1 t\u1ea3i bus ph\u1ee5 ki\u1ec7n.<\/td>\n<td>Ng\u1eaft t\u1ea5t c\u1ea3 ph\u1ee5 ki\u1ec7n v\u00e0 th\u1eed l\u1ea1i; ch\u1ec9 thay th\u1ebf b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n sau khi x\u00e1c nh\u1eadn \u0111i\u1ec7n \u00e1p bus v\u1eadn h\u00e0nh.<\/td>\n<\/tr>\n<tr>\n<td>T\u1eaeT (kh\u00f4ng c\u00f3 \u0111\u00e8n s\u00e1ng)<\/td>\n<td>Kh\u00f4ng c\u00f3 ngu\u1ed3n ho\u1eb7c ch\u1ea1m ch\u1eadp ch\u1ebft tr\u00ean \u0111\u01b0\u1eddng d\u00e2y.<\/td>\n<td>Ki\u1ec3m tra k\u1ebft n\u1ed1i terminal, th\u1eed li\u00ean t\u1ee5c c\u1ee7a t\u1eebng d\u00e2y d\u1eabn, v\u00e0 x\u00e1c nh\u1eadn c\u1ef1c t\u00ednh.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>M\u1eabu nh\u1ea5p nh\u00e1y c\u1ee7a \u0111\u00e8n LED c\u00f3 th\u1ec3 kh\u00e1c nhau t\u00f9y theo nh\u00e0 s\u1ea3n xu\u1ea5t. Lu\u00f4n tham kh\u1ea3o h\u01b0\u1edbng d\u1eabn l\u1eafp \u0111\u1eb7t c\u1ee7a b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1ee5 th\u1ec3. B\u1ea3ng tr\u00ean ph\u1ea3n \u00e1nh c\u00e1c m\u1eabu ph\u1ed5 bi\u1ebfn c\u1ee7a c\u00e1c b\u00e0n \u0111i\u1ec1u khi\u1ec3n th\u01b0\u01a1ng m\u1ea1i c\u1ee7a LiftMaster v\u00e0 Chamberlain.<\/em><\/p>\n<h3>S\u1eeda ch\u1eefa ch\u1eadp m\u1ea1ch v\u00e0 ho\u1ea1t \u0111\u1ed9ng ma qu\u00e1i<\/h3>\n<p>\u201cHo\u1ea1t \u0111\u1ed9ng ma qu\u00e1i\u201d \u2014 n\u01a1i c\u00e1nh c\u1eeda m\u1edf ho\u1eb7c \u0111\u00f3ng m\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 thao t\u00e1c n\u00e0o \u2014 h\u1ea7u nh\u01b0 lu\u00f4n li\u00ean quan \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 d\u00e2y \u0111i\u1ec7n. Hai nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn nh\u1ea5t trong m\u00f4i tr\u01b0\u1eddng th\u01b0\u01a1ng m\u1ea1i l\u00e0 m\u1ed9t \u0111inh ghim \u0111\u00e3 xuy\u00ean qua l\u1edbp c\u00e1ch \u0111i\u1ec7n d\u00e2y chu\u00f4ng v\u00e0 g\u00e2y ch\u1eadp ch\u1eadp ng\u1eaft qu\u00e3ng, ho\u1eb7c \u0111\u1ed9 \u1ea9m b\u00ean trong h\u1ed9p n\u1ed1i b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u1eddng t\u1ea1o ra \u0111\u01b0\u1eddng d\u1eabn \u0111i\u1ec7n tr\u1edf cao. Khi g\u1eb7p ho\u1ea1t \u0111\u1ed9ng ma qu\u00e1i, ch\u00fang t\u00f4i b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch c\u00e1ch ly to\u00e0n b\u1ed9 \u0111\u01b0\u1eddng d\u00e2y: ng\u1eaft c\u1ea3 hai \u0111\u1ea7u v\u00e0 ki\u1ec3m tra \u0111i\u1ec7n tr\u1edf gi\u1eefa c\u00e1c d\u00e2y d\u1eabn. M\u1ee9c \u0111\u1ecdc d\u01b0\u1edbi v\u00e0i megaohm khi kh\u00f4 cho th\u1ea5y c\u00f3 l\u1ed7i. Thay th\u1ebf \u0111o\u1ea1n d\u00e2y b\u1ecb h\u1ecfng v\u00e0 \u0111\u1ea3m b\u1ea3o gio\u0103ng c\u1ee7a b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n k\u00edn kh\u00edt v\u1edbi t\u01b0\u1eddng \u0111\u1ec3 ng\u0103n ng\u1eeba h\u01a1i \u1ea9m x\u00e2m nh\u1eadp.<\/p>\n<hr \/>\n<h2>Khung ph\u00e1p l\u00fd mua s\u1eafm: L\u1ef1a ch\u1ecdn B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111a ch\u1ee9c n\u0103ng theo quy m\u00f4<\/h2>\n<p>Khi mua c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1eeda \u0111a ch\u1ee9c n\u0103ng cho nhi\u1ec1u \u0111\u1ecba \u0111i\u1ec3m, ti\u00eau chu\u1ea9n h\u00f3a l\u00e0 y\u1ebfu t\u1ed1 ki\u1ec3m so\u00e1t chi ph\u00ed l\u1edbn nh\u1ea5t. Nh\u00f3m mua s\u1eafm n\u00ean ch\u1ecdn m\u1ed9t m\u1eabu b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ph\u00f9 h\u1ee3p duy nh\u1ea5t cho t\u1eebng lo\u1ea1i v\u1eadn h\u00e0nh v\u00e0 tr\u00e1nh pha tr\u1ed9n c\u00e1c s\u1ea3n ph\u1ea9m thay th\u1ebf sau th\u1ecb tr\u01b0\u1eddng tr\u1eeb khi ch\u00fang \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn v\u1ec1 m\u1eb7t \u0111i\u1ec7n b\u1eb1ng k\u1ef9 s\u01b0.<\/p>\n<h3>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt mua s\u1eafm s\u1ed1 l\u01b0\u1ee3ng l\u1edbn v\u00e0 c\u00e1c ti\u00eau ch\u00ed l\u1ef1a ch\u1ecdn ngu\u1ed3n cung<\/h3>\n<p>Ch\u00fang t\u00f4i khuy\u00ean b\u1ea1n x\u00e2y d\u1ef1ng danh m\u1ee5c c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u1eeda trong to\u00e0n c\u01a1 s\u1edf tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng thay th\u1ebf. \u0110\u1ed1i v\u1edbi m\u1ed7i b\u1ed9 \u0111i\u1ec1u khi\u1ec3n, ghi l\u1ea1i nh\u00e0 s\u1ea3n xu\u1ea5t, m\u1eabu m\u00e3, m\u00e0u n\u00fat h\u1ecdc, \u0111\u1ed9 d\u00e0i d\u00e2y d\u1eabn \u01b0\u1edbc t\u00ednh, v\u00e0 xem li\u1ec7u b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n hi\u1ec7n t\u1ea1i c\u00f2n ho\u1ea1t \u0111\u1ed9ng hay kh\u00f4ng. D\u1eef li\u1ec7u n\u00e0y c\u00f3 th\u1ec3 nh\u1eadp v\u00e0o b\u1ea3ng t\u00ednh ho\u1eb7c h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd b\u1ea3o tr\u00ec m\u00e1y t\u00ednh (CMMS). Khi b\u00e1o gi\u00e1 t\u1eeb m\u1ed9t <a href=\"\/vi\/smart-door-lock-supplier\/\">nh\u00e0 cung c\u1ea5p kh\u00f3a c\u1eeda th\u00f4ng minh<\/a>, cung c\u1ea5p danh s\u00e1ch ch\u00ednh x\u00e1c c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c b\u1ea3ng \u0111\u1ec1 xu\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi giao th\u1ee9c, kh\u00f4ng ch\u1ec9 l\u00e0 \u201cph\u1ed5 qu\u00e1t\u201d. \u0110\u1ed1i v\u1edbi \u0111\u01a1n h\u00e0ng s\u1ed1 l\u01b0\u1ee3ng l\u1edbn tr\u00ean 50 b\u1ed9, y\u00eau c\u1ea7u theo d\u00f5i theo l\u00f4 serial; n\u1ebfu ph\u00e1t hi\u1ec7n l\u1ed7i, b\u1ea1n c\u1ea7n c\u00e1ch ly to\u00e0n b\u1ed9 l\u00f4, kh\u00f4ng ch\u1ec9 m\u1ed9t b\u1ea3ng.<\/p>\n<table>\n<thead>\n<tr>\n<th style=\"text-align: left\">Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/th>\n<th style=\"text-align: left\">B\u1ea3ng OEM (LiftMaster 882LMW)<\/th>\n<th style=\"text-align: left\">T\u01b0\u01a1ng \u0111\u01b0\u01a1ng th\u1ecb tr\u01b0\u1eddng sau b\u00e1n h\u00e0ng (Chung chung)<\/th>\n<th style=\"text-align: left\">Ng\u01b0\u1eddi mua c\u1ea7n x\u00e1c minh<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>H\u1ed7 tr\u1ee3 Giao th\u1ee9c<\/td>\n<td>\u0110\u01b0\u1ee3c x\u00e1c nh\u1eadn Security+ 2.0<\/td>\n<td>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea l\u00e0 \u201cph\u1ed5 bi\u1ebfn\u201d ho\u1eb7c \u201ct\u01b0\u01a1ng th\u00edch\u201d<\/td>\n<td>Y\u00eau c\u1ea7u b\u00e1o c\u00e1o th\u1eed nghi\u1ec7m giao th\u1ee9c ho\u1eb7c m\u1eabu thi\u1ebft b\u1ecb \u0111\u1ec3 th\u1eed tr\u00ean b\u1ed9 m\u1edf kh\u00f3a n\u00fat h\u1ecdc m\u00e0u v\u00e0ng.<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ea5t L\u01b0\u1ee3ng X\u00e2y D\u1ef1ng<\/td>\n<td>V\u1ecf nh\u1ef1a \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea UL, gio\u0103ng ch\u1ed1ng \u1ea9m<\/td>\n<td>V\u1ecf m\u1ecfng h\u01a1n, k\u00edn gio\u0103ng kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t<\/td>\n<td>Ki\u1ec3m tra d\u1ea5u ch\u1ee9ng nh\u1eadn UL v\u00e0 x\u1ebfp h\u1ea1ng IP n\u1ebfu l\u1eafp \u0111\u1eb7t \u1edf n\u01a1i \u1ea9m \u01b0\u1edbt.<\/td>\n<\/tr>\n<tr>\n<td>Dung sai \u0111i\u1ec7n \u00e1p bus<\/td>\n<td>Thi\u1ebft k\u1ebf cho bus \u0111i\u1ec7n \u00e1p th\u1ea5p \u0111i\u1ec1u ch\u1ec9nh c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh<\/td>\n<td>C\u00f3 th\u1ec3 ti\u00eau th\u1ee5 d\u00f2ng \u0111i\u1ec7n qu\u00e1 m\u1ee9c ho\u1eb7c kh\u00f4ng ph\u00e2n c\u1ef1c<\/td>\n<td>\u0110o d\u00f2ng ti\u00eau th\u1ee5 c\u1ee7a b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng ampe k\u1ebf milli tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh.<\/td>\n<\/tr>\n<tr>\n<td>B\u1ea3o h\u00e0nh &amp; H\u1ed7 tr\u1ee3<\/td>\n<td>1 n\u0103m t\u1eeb nh\u00e0 s\u1ea3n xu\u1ea5t, \u0111\u01b0\u1eddng d\u00e2y h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt<\/td>\n<td>Th\u01b0\u1eddng h\u1ea1n ch\u1ebf ho\u1eb7c kh\u00f4ng c\u00f3 h\u1ed7 tr\u1ee3 tr\u1ef1c ti\u1ebfp<\/td>\n<td>X\u00e1c nh\u1eadn \u0111i\u1ec1u kho\u1ea3n b\u1ea3o h\u00e0nh v\u00e0 li\u1ec7u c\u00f3 h\u1ed7 tr\u1ee3 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 t\u1ea1i ch\u1ed7 hay kh\u00f4ng.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>B\u1ea3ng n\u00e0y so s\u00e1nh c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111i\u1ec3n h\u00ecnh c\u1ee7a b\u1ea3ng OEM v\u00e0 aftermarket. Lu\u00f4n y\u00eau c\u1ea7u t\u00e0i li\u1ec7u tu\u00e2n th\u1ee7 v\u00e0, n\u1ebfu c\u00f3 th\u1ec3, th\u1eed nghi\u1ec7m m\u1ed9t m\u1eabu trong m\u1ed9t thi\u1ebft b\u1ecb kh\u00f4ng quan tr\u1ecdng tr\u01b0\u1edbc khi tri\u1ec3n khai to\u00e0n b\u1ed9.<\/em><\/p>\n<h3>\u0110\u1ed9 b\u1ec1n th\u01b0\u01a1ng m\u1ea1i v\u00e0 B\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng<\/h3>\n<p>Trong c\u00e1c kh\u00f4ng gian kh\u00f4ng \u0111i\u1ec1u ki\u1ec7n nh\u01b0 kho b\u00e3i ho\u1eb7c khu v\u1ef1c m\u00e1i che ngo\u00e0i tr\u1eddi, \u0111\u1ed9 b\u1ec1n c\u1ee7a b\u1ea3ng r\u1ea5t quan tr\u1ecdng. T\u00ecm ki\u1ebfm c\u00e1c v\u1ecf k\u00edn ng\u0103n b\u1ee5i v\u00e0 \u0111\u1ed9 \u1ea9m ti\u1ebfp x\u00fac v\u1edbi bo m\u1ea1ch in. C\u00e1c b\u1ea3ng aftermarket gi\u00e1 r\u1ebb th\u01b0\u1eddng thi\u1ebfu l\u1edbp ph\u1ee7 ch\u1ed1ng \u0103n m\u00f2n tr\u00ean \u0111i\u1ec7n t\u1eed, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn \u0103n m\u00f2n trong m\u00f4i tr\u01b0\u1eddng \u0111\u1ed9 \u1ea9m cao. Ch\u00fang t\u00f4i c\u0169ng khuy\u00ean n\u00ean ch\u1ec9 \u0111\u1ecbnh b\u1ea3ng c\u00f3 \u00edt nh\u1ea5t x\u1ebfp h\u1ea1ng IP54 n\u1ebfu s\u1ebd \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t n\u01a1i c\u00f3 r\u1eeda s\u1ea1ch ho\u1eb7c ti\u1ebfp x\u00fac th\u1eddi ti\u1ebft. Chi ph\u00ed nh\u1ecf n\u00e0y gi\u00fap tr\u00e1nh h\u1ecfng h\u00f3c s\u1edbm g\u00e2y gi\u00e1n \u0111o\u1ea1n ho\u1ea1t \u0111\u1ed9ng v\u1eadn chuy\u1ec3n v\u00e0 nh\u1eadn h\u00e0ng.<\/p>\n<p>C\u00e1c qu\u1ea3n l\u00fd c\u01a1 s\u1edf \u0111\u00e1nh gi\u00e1 n\u00e2ng c\u1ea5p to\u00e0n doanh nghi\u1ec7p c\u0169ng n\u00ean xem x\u00e9t ki\u1ebfn tr\u00fac \u0111i\u1ec1u khi\u1ec3n r\u1ed9ng h\u01a1n: \u0111\u1ed1i v\u1edbi c\u00e1c \u0111\u1ecba \u0111i\u1ec3m l\u1edbn h\u01a1n, m\u1ed9t <a href=\"\/vi\/edge-controller-architecture\/\">b\u1ed9 \u0111i\u1ec1u khi\u1ec3n bi\u00ean<\/a> c\u00f3 th\u1ec3 qu\u1ea3n l\u00fd nhi\u1ec1u b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1eeda t\u1eeb m\u1ed9t v\u1ecb tr\u00ed trung t\u00e2m, gi\u1ea3m s\u1ed1 l\u01b0\u1ee3ng b\u00e0n \u0111i\u1ec1u khi\u1ec3n v\u1eadt l\u00fd trong khi v\u1eabn \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u m\u00e3 an to\u00e0n \u0111\u1ecba ph\u01b0\u01a1ng.<\/p>\n<hr \/>\n<h2>H\u1ee3p t\u00e1c v\u1edbi Chuy\u00ean gia Truy c\u1eadp Th\u01b0\u01a1ng m\u1ea1i<\/h2>\n<p>N\u00e2ng c\u1ea5p h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n c\u1eeda tr\u00ean m\u1ed9t m\u1ea1ng l\u01b0\u1edbi c\u01a1 s\u1edf l\u1edbn \u0111\u00f2i h\u1ecfi vi\u1ec7c ph\u00f9 h\u1ee3p ph\u1ea7n c\u1ee9ng c\u1ea9n th\u1eadn v\u00e0 l\u1eadp k\u1ebf ho\u1ea1ch tri\u1ec3n khai chi\u1ebfn l\u01b0\u1ee3c. Sai l\u1ea7m v\u1ec1 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch ch\u1ec9 gi\u1edbi h\u1ea1n \u1edf m\u1ed9t dock th\u00ec phi\u1ec1n ph\u1ee9c; nh\u00e2n r\u1ed9ng tr\u00ean 40 \u0111\u1ecba \u0111i\u1ec3m, n\u00f3 tr\u1edf th\u00e0nh kh\u1ee7ng ho\u1ea3ng ng\u00e2n s\u00e1ch v\u00e0 an ninh. L\u00e0m vi\u1ec7c v\u1edbi chuy\u00ean gia ki\u1ec3m so\u00e1t truy c\u1eadp gi\u00fap \u0111\u1ea3m b\u1ea3o to\u00e0n b\u1ed9 h\u1ec7 sinh th\u00e1i\u2014b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u1eddng, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n, c\u1ea7u n\u1ed1i MyQ, v\u00e0 \u0111\u1ea7u \u0111\u1ecdc ch\u1ee9ng ch\u1ec9\u2014ho\u1ea1t \u0111\u1ed9ng c\u00f9ng nhau t\u1eeb ng\u00e0y \u0111\u1ea7u ti\u00ean.<\/p>\n<p>Ch\u00fang t\u00f4i th\u01b0\u1eddng xuy\u00ean h\u1ed7 tr\u1ee3 c\u00e1c nh\u00f3m b\u1ea5t \u0111\u1ed9ng s\u1ea3n v\u00e0 c\u00f4ng ty logistics v\u1edbi c\u00e1c cu\u1ed9c ki\u1ec3m tra kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch h\u00e0ng lo\u1ea1t v\u00e0 th\u1eed nghi\u1ec7m tr\u01b0\u1edbc khi tri\u1ec3n khai. Khi li\u00ean h\u1ec7, h\u00e3y chu\u1ea9n b\u1ecb danh s\u00e1ch c\u00e1c m\u1eabu b\u1ed9 \u0111i\u1ec1u khi\u1ec3n b\u1ed9 \u0111i\u1ec1u khi\u1ec3n tr\u1ea7n hi\u1ec7n t\u1ea1i, m\u00e0u n\u00fat h\u1ecdc, chi\u1ec1u d\u00e0i d\u00e2y d\u1ef1 ki\u1ebfn, v\u00e0 t\u1ed5ng s\u1ed1 \u0111\u01a1n v\u1ecb c\u1ee7a c\u01a1 s\u1edf. \u0110i\u1ec1u n\u00e0y gi\u00fap ch\u00fang t\u00f4i \u0111\u1ec1 xu\u1ea5t g\u00f3i b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ph\u00f9 h\u1ee3p t\u00f9y ch\u1ec9nh, ti\u00eau chu\u1ea9n h\u00f3a \u0111\u1ed9i xe c\u1ee7a b\u1ea1n m\u00e0 kh\u00f4ng g\u00e2y b\u1ea5t ng\u1edd. \u0110\u1ed1i v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p t\u00edch h\u1ee3p k\u1ebft h\u1ee3p b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111a ch\u1ee9c n\u0103ng v\u1edbi truy c\u1eadp to\u00e0n b\u1ed9 t\u00f2a nh\u00e0, h\u00e3y kh\u00e1m ph\u00e1 c\u00e1c <a href=\"\/vi\/solutions\/\">gi\u1ea3i ph\u00e1p ki\u1ec3m so\u00e1t truy c\u1eadp<\/a> ho\u1eb7c th\u1ea3o lu\u1eadn v\u1ec1 c\u00e1c tuy\u1ebfn t\u00f9y ch\u1ec9nh v\u1edbi <a href=\"\/vi\/smart-lock-manufacturer-in-china\/\">\u0111\u1ed9i ng\u0169 s\u1ea3n xu\u1ea5t OEM c\u1ee7a ch\u00fang t\u00f4i<\/a>.<\/p>\n<hr \/>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<h3>T\u00f4i c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n Security+ 2.0 tr\u00ean b\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u1eeda c\u0169 h\u01a1n kh\u00f4ng?<\/h3>\n<p>Kh\u00f4ng. M\u1ed9t b\u1ea3ng Security+ 2.0 y\u00eau c\u1ea7u bus truy\u1ec1n th\u00f4ng k\u1ef9 thu\u1eadt s\u1ed1 serial c\u00f3 tr\u00ean c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n n\u00fat h\u1ecdc m\u00e0u v\u00e0ng. N\u00f3 kh\u00f4ng t\u01b0\u01a1ng th\u00edch ng\u01b0\u1ee3c v\u1edbi c\u00e1c \u0111\u01a1n v\u1ecb n\u00fat h\u1ecdc m\u00e0u xanh l\u00e1, \u0111\u1ecf cam ho\u1eb7c t\u00edm d\u1ef1 ki\u1ebfn ch\u1ec9 li\u00ean h\u1ec7 \u0111\u01a1n gi\u1ea3n ho\u1eb7c c\u00e1c scheme m\u00e3 cu\u1ed9n c\u0169 h\u01a1n. K\u1ebft n\u1ed1i ch\u00fang c\u00f3 th\u1ec3 khi\u1ebfn b\u1ed9 \u0111i\u1ec1u khi\u1ec3n b\u1ecb kh\u00f3a ho\u1eb7c hi\u1ec3n th\u1ecb m\u00e3 l\u1ed7i li\u00ean t\u1ee5c.<\/p>\n<h3>T\u1ea1i sao \u0111\u00e8n LED tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1eeda \u0111a ch\u1ee9c n\u0103ng c\u1ee7a t\u00f4i nh\u1ea5p nh\u00e1y nhanh?<\/h3>\n<p>Nh\u1ea5p nh\u00e1y nhanh g\u1ea7n nh\u01b0 lu\u00f4n ch\u1ec9 ra r\u1eb1ng ch\u1ebf \u0111\u1ed9 kh\u00f3a ngh\u1ec9 ph\u00e9p \u0111ang \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t, ch\u1eb7n t\u1ea5t c\u1ea3 t\u00edn hi\u1ec7u t\u1eeb xa kh\u00f4ng d\u00e2y, ho\u1eb7c b\u1ea3ng \u0111ang trong ch\u1ebf \u0111\u1ed9 l\u1eadp tr\u00ecnh v\u00e0 ch\u1edd t\u00edn hi\u1ec7u t\u1eeb xa. T\u1eaft ch\u1ebf \u0111\u1ed9 kh\u00f3a b\u1eb1ng c\u00e1ch nh\u1ea5n l\u1ea1i n\u00fat kh\u00f3a, ho\u1eb7c ch\u1edd cho \u0111\u1ebfn khi ch\u1ebf \u0111\u1ed9 l\u1eadp tr\u00ecnh t\u1ef1 \u0111\u1ed9ng h\u1ebft h\u1ea1n.<\/p>\n<h3>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 t\u00f4i v\u01b0\u1ee3t qua ch\u1ee9c n\u0103ng kh\u00f3a ngh\u1ec9 ph\u00e9p n\u1ebfu n\u00fat t\u01b0\u1eddng c\u1ee7a t\u00f4i kh\u00f4ng ph\u1ea3n h\u1ed3i?<\/h3>\n<p>N\u1ebfu n\u00fat t\u01b0\u1eddng ho\u00e0n to\u00e0n kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng, h\u00e3y \u0111\u1ebfn \u0111\u1ea7u motor c\u1ee7a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n. Tr\u00ean h\u1ea7u h\u1ebft c\u00e1c \u0111\u01a1n v\u1ecb th\u01b0\u01a1ng m\u1ea1i, b\u1ea1n c\u00f3 th\u1ec3 x\u00f3a kh\u00f3a b\u1eb1ng c\u00e1ch nh\u1ea5n v\u00e0 gi\u1eef n\u00fat h\u1ecdc tr\u00ean b\u1ed9 \u0111i\u1ec1u khi\u1ec3n trong s\u00e1u gi\u00e2y, sau \u0111\u00f3 nh\u1ea5n l\u1ea1i. N\u1ebfu n\u00fat kh\u00f4ng ph\u1ea3n h\u1ed3i do l\u1ed7i d\u00e2y wiring, h\u00e3y c\u1eaft ngu\u1ed3n \u0111i\u1ec7n cho b\u1ed9 \u0111i\u1ec1u khi\u1ec3n r\u1ed3i thi\u1ebft l\u1eadp l\u1ea1i \u0111\u1ecba ch\u1ec9 kh\u00f3a.<\/p>\n<h3>B\u1ea1n c\u00f3 th\u1ec3 ch\u1ea1y nhi\u1ec1u b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1eeda \u0111a ch\u1ee9c n\u0103ng \u0111\u1ebfn m\u1ed9t b\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u1eeda duy nh\u1ea5t kh\u00f4ng?<\/h3>\n<p>Kh\u00f4ng. Bus serial k\u1ef9 thu\u1eadt s\u1ed1 kh\u00f4ng h\u1ed7 tr\u1ee3 nhi\u1ec1u b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n th\u00f4ng minh ch\u1ee7 tr\u00ean c\u00f9ng m\u1ed9t m\u1ea1ch\u2014xung \u0111\u1ed9t \u0111\u1ecba ch\u1ec9 s\u1ebd g\u00e2y ra s\u1ef1 c\u1ed1 cho c\u1ea3 hai. \u0110\u1ec3 th\u00eam \u0111i\u1ec3m \u0111i\u1ec1u khi\u1ec3n th\u1ee9 hai, s\u1eed d\u1ee5ng m\u1ed9t b\u1ed9 n\u00fat nh\u1ea5n li\u00ean h\u1ec7 kh\u00f4 ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c \u0111\u1ea5u song song, n\u1ebfu bo m\u1ea1ch b\u1ed9 \u0111i\u1ec1u khi\u1ec3n h\u1ed7 tr\u1ee3 \u0111\u1ea7u v\u00e0o li\u00ean h\u1ec7 kh\u00f4 song song. \u0110\u1ed1i v\u1edbi c\u00e1c thi\u1ebft l\u1eadp nhi\u1ec1u tr\u1ea1m ph\u1ee9c t\u1ea1p h\u01a1n, h\u00e3y xem x\u00e9t m\u1ed9t <a href=\"\/vi\/commercial-access-control-locks\/\">h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t c\u1eeda th\u01b0\u01a1ng m\u1ea1i<\/a> \u0111\u1ecbnh tuy\u1ebfn l\u1ec7nh qua b\u1ed9 \u0111i\u1ec1u khi\u1ec3n truy c\u1eadp trung t\u00e2m.<\/p>\n<h3>Ch\u1ec9 s\u1ed1 d\u00e2y d\u1eabn khuy\u1ebfn ngh\u1ecb \u0111\u1ec3 k\u1ebft n\u1ed1i b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u01b0\u1eddng l\u00e0 g\u00ec?<\/h3>\n<p>D\u00e2y \u0111\u1ed3ng c\u1ee9ng 22 AWG l\u00e0 ti\u00eau chu\u1ea9n. \u0110\u1ed1i v\u1edbi c\u00e1c \u0111o\u1ea1n d\u00e2y d\u01b0\u1edbi 150 feet, n\u00f3 cung c\u1ea5p \u0111\u1ee7 d\u00f2ng \u0111i\u1ec7n v\u00e0 \u0111\u1ed9 to\u00e0n v\u1eb9n d\u1eef li\u1ec7u. N\u1ebfu chi\u1ec1u d\u00e0i d\u00e2y v\u01b0\u1ee3t qu\u00e1 200 feet, n\u00e2ng c\u1ea5p l\u00ean d\u00e2y 20 AWG ho\u1eb7c l\u1eafp \u0111\u1eb7t ngu\u1ed3n \u0111i\u1ec7n ph\u1ee5 tr\u1ee3 c\u1ee5c b\u1ed9. S\u1eed d\u1ee5ng d\u00e2y m\u1ecfng h\u01a1n 24 AWG c\u00f3 nguy c\u01a1 gi\u1ea3m \u0111i\u1ec7n \u00e1p v\u00e0 l\u1ed7i truy\u1ec1n th\u00f4ng serial, th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng m\u1ea5t k\u1ebft n\u1ed1i t\u1ea1m th\u1eddi ho\u1eb7c kh\u00f4ng l\u1eadp tr\u00ecnh \u0111\u01b0\u1ee3c remote.<\/p>","protected":false},"excerpt":{"rendered":"<p>We\u2019ve seen a single compatibility miss paralyze a loading dock for three days. The root cause wasn\u2019t a failed motor [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2767,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"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":"","adv-header-id-meta":"","stick-header-meta":"","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":"","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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[22],"tags":[],"class_list":["post-2762","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-knowledge"],"_links":{"self":[{"href":"https:\/\/govelocks.com\/vi\/wp-json\/wp\/v2\/posts\/2762","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/govelocks.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/govelocks.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/govelocks.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/govelocks.com\/vi\/wp-json\/wp\/v2\/comments?post=2762"}],"version-history":[{"count":2,"href":"https:\/\/govelocks.com\/vi\/wp-json\/wp\/v2\/posts\/2762\/revisions"}],"predecessor-version":[{"id":2768,"href":"https:\/\/govelocks.com\/vi\/wp-json\/wp\/v2\/posts\/2762\/revisions\/2768"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/govelocks.com\/vi\/wp-json\/wp\/v2\/media\/2767"}],"wp:attachment":[{"href":"https:\/\/govelocks.com\/vi\/wp-json\/wp\/v2\/media?parent=2762"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/govelocks.com\/vi\/wp-json\/wp\/v2\/categories?post=2762"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/govelocks.com\/vi\/wp-json\/wp\/v2\/tags?post=2762"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}