{"id":7126,"date":"2012-07-19T17:55:37","date_gmt":"2012-07-19T10:55:37","guid":{"rendered":"https:\/\/banbientan.com\/?p=6588"},"modified":"2012-07-19T17:55:37","modified_gmt":"2012-07-19T10:55:37","slug":"cau-hinh-co-ban-cua-plc-2","status":"publish","type":"post","link":"https:\/\/hunglong.banbientan.com\/?p=7126","title":{"rendered":"C\u1ea5u h\u00ecnh C\u01a1 b\u1ea3n"},"content":{"rendered":"

T\u1ed5ng quan<\/span><\/strong><\/span><\/span><\/span>
\nH\u00e3y ngh\u0129 v\u1ec1 l\u00fd do t\u1ea1i sao b\u1ea1n mang theo \u00f4 v\u00e0o m\u1ed9t ng\u00e0y m\u01b0a.
\nKhi b\u1ea1n nh\u00ecn l\u00ean b\u1ea7u tr\u1eddi (<\/span>m\u1eaft<\/strong><\/span>), tr\u1eddi \u0111ang m\u01b0a.
\nB\u1ea1n nh\u1edb ra r\u1eb1ng m\u1ed9t chi\u1ebfc \u00f4 s\u1ebd gi\u00fap m\u00ecnh kh\u1ecfi b\u1ecb \u01b0\u1edbt (<\/span>b\u1ed9 n\u00e3o-b\u1ed9 nh\u1edb<\/strong><\/span>).
\nB\u1edfi v\u1eady b\u1ea1n c\u00f3 th\u1ec3 ph\u00e1n x\u00e9t m\u1ed9t c\u00e1ch logic “T\u00f4i ph\u1ea3i mang theo \u00f4 khi th\u1ea5y tr\u1eddi m\u01b0a”. v\u00e0
\nh\u01b0\u1edbng d\u1eabn c\u01a1 di chuy\u1ec3n tay v\u00e0 ch\u00e2n nh\u1eb1m c\u1ea7m l\u1ea5y \u00f4 (<\/span>b\u1ed9 n\u00e3o-th\u1ef1c thi<\/strong><\/span>).
\n\"\"<\/a>\u00a0\"\"<\/a>\"\"<\/a>\"\"<\/a>\"\"<\/a><\/span>
\n\u00a0 \u00a0 \u00a0 M\u1eaft \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0——> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0B\u1ed9 n\u00e3o \u00a0 \u00a0 \u00a0 \u00a0 ———-> \u00a0 \u00a0 \u00a0 \u00a0 C\u01a1<\/strong>
\nC\u01a1 ch\u1ebf c\u1ee7a PLC c\u0169ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 b\u1ea1n.
\nThay v\u00ec m\u1eaft<\/strong><\/span>, PLC c\u00f3\u00a0Kh\u1ed1i \u0110\u1ea7u v\u00e0o<\/strong><\/span>.
\nThay v\u00ec b\u1ed9 n\u00e3o<\/strong><\/span>, PLC c\u00f3 CPU<\/strong><\/span>.
\nThay v\u00ec c\u01a1<\/strong><\/span>, PLC c\u00f3 Kh\u1ed1i \u0110\u1ea7u ra<\/strong><\/span>.<\/span>
\nKh\u1ed1i \u0110\u1ea7u v\u00e0o\/\u0110\u1ea7u ra (Input \/ Output Unit)<\/span><\/strong><\/span><\/span><\/span>
\nC\u00e1c thi\u1ebft b\u1ecb \u0111\u1ea7u v\u00e0o \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi kh\u1ed1i \u0110\u1ea7u v\u00e0o c\u1ee7a PLC.
\nC\u00e1c thi\u1ebft b\u1ecb \u0111\u1ea7u ra \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi kh\u1ed1i \u0110\u1ea7u ra c\u1ee7a PLC.<\/span><\/p>\n\n\n\n\n
V\u00ed d\u1ee5 c\u1ee7a d\u00f2ng CP1H<\/span><\/td>\n<\/td>\n<\/tr>\n
\"\"<\/a><\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 
\nC\u00e1c trang ti\u1ebfp theo hi\u1ec3n th\u1ecb kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 k\u1ebft n\u1ed1i gi\u1eefa Kh\u1ed1i \u0110\u1ea7u v\u00e0o\/\u0110\u1ea7u ra c\u1ee7a PLC v\u00e0 thi\u1ebft b\u1ecb \u0110\u1ea7u v\u00e0o\/\u0110\u1ea7u ra.<\/span>
\nKh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 \u0111i d\u00e2y \u0111\u1ea7u v\u00e0o<\/span><\/strong><\/span><\/span><\/span>
\nH\u00ecnh bi\u1ec3u th\u1ecb \u0111i d\u00e2y \u0111\u1ea7u v\u00e0o.<\/span>
\n<\/object>
\n
\nKhi c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi c\u00e1c c\u1ed5ng c\u1ee7a m\u1ed9t kh\u1ed1i \u0110\u1ea7u v\u00e0o B\u1eacT, t\u00edn hi\u1ec7u s\u1ebd g\u1eedi t\u1edbi CPU trong PLC.<\/span><\/span>
\nM\u1ed7i c\u1ed5ng c\u00f3 m\u1ed9t s\u1ed1, th\u01b0\u1eddng t\u1eeb 00 \u0111\u1ebfn 15. M\u1ed7i \u0111\u1ea7u v\u00e0o tr\u00ean m\u1ed9t Kh\u1ed1i \u0110\u1ea7u v\u00e0o cho tr\u01b0\u1edbc \u0111\u01b0\u1ee3c g\u00e1n m\u1ed9t s\u1ed1, b\u1eaft \u0111\u1ea7u b\u1eb1ng \u0111\u1ea7u v\u00e0o\u001d00.<\/span><\/span>
\nNh\u1ea5p v\u00e0o \u0110\u00c2Y<\/strong><\/a><\/span> \u0111\u1ec3 xem m\u1eabu c\u1ea5u h\u00ecnh \u0111i d\u00e2y chi ti\u1ebft h\u01a1n.<\/span>
\nKh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 \u0111i d\u00e2y \u0111\u1ea7u ra<\/strong><\/span><\/span><\/span>
\nH\u00ecnh bi\u1ec3u th\u1ecb \u0111i d\u00e2y \u0111\u1ea7u ra.<\/span>
\n<\/object>
\n
\nKhi CPU g\u1eedi l\u1ec7nh l\u00e0m s\u00e1ng b\u00f3ng \u0111\u00e8n \u0111\u1ebfn Kh\u1ed1i \u0110\u1ea7u ra, b\u00f3ng \u0111\u00e8n \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi c\u1ed5ng c\u1ee7a Kh\u1ed1i \u0110\u1ea7u ra s\u1ebd B\u1eacT.<\/span><\/span>
\nM\u1ed7i c\u1ed5ng c\u00f3 m\u1ed9t s\u1ed1, th\u01b0\u1eddng t\u1eeb 00 \u0111\u1ebfn 15. M\u1ed7i \u0111\u1ea7u v\u00e0o tr\u00ean m\u1ed9t Kh\u1ed1i \u0110\u1ea7u v\u00e0o cho tr\u01b0\u1edbc \u0111\u01b0\u1ee3c g\u00e1n m\u1ed9t s\u1ed1, b\u1eaft \u0111\u1ea7u b\u1eb1ng \u0111\u1ea7u v\u00e0o\u001d00.<\/span> <\/span>
\nNh\u1ea5p v\u00e0o HERE (\u0110\u00c2Y)<\/span><\/strong><\/a> \u0111\u1ec3 xem m\u1eabu c\u1ea5u h\u00ecnh \u0111i d\u00e2y chi ti\u1ebft h\u01a1n.<\/span>
\n\u0110\u1ecba ch\u1ec9 V\u00e0o \/ra<\/span><\/strong><\/span><\/span><\/span>
\nC\u00e1c thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i v\u1edbi PLC \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd theo s\u1ed1.
\n<\/span>Ch\u00fang t\u00f4i g\u1ecdi \u0111\u00f3 l\u00e0 \u0111\u1ecba ch\u1ec9<\/span>V\u00e0o \/ ra (\u0110\u1ea7u V<\/span><\/span>\u00e0o \/ \u0110\u1ea7u R<\/span>a).<\/span><\/p>\n