{"id":18448,"date":"2023-07-17T10:48:22","date_gmt":"2023-07-17T03:48:22","guid":{"rendered":"https:\/\/vn-tech.com.vn\/?p=18448"},"modified":"2023-07-17T13:11:03","modified_gmt":"2023-07-17T06:11:03","slug":"thiet-bi-chuyen-doi-tin-hieu-2","status":"publish","type":"post","link":"https:\/\/vn-tech.com.vn\/?p=18448","title":{"rendered":"Thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u"},"content":{"rendered":"<p>B\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u l\u00e0 g\u00ec? T\u1ea1i sao ph\u1ea3i d\u00f9ng thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u? D\u00f9ng thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nh\u01b0 th\u1ebf n\u00e0o ? C\u00f3 bao nhi\u00eau lo\u1ea1i b\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u hi\u1ec7n nay ?<\/p>\n<p>C\u00e1c b\u1ea1n khi ti\u1ebfp x\u00fac v\u1edbi c\u00e1c b\u1ed9 chuy\u1ec3n t\u00edn hi\u1ec7u s\u1ebd c\u00f3 nh\u01b0ng th\u1eafc m\u1eafc v\u00e0 kh\u00f4ng bi\u1ebft ch\u00fang ta c\u1ea7n ph\u1ea3i l\u00e0m g\u00ec. Sau \u0111\u00e2y h\u00e3y c\u00f9ng VN Tech gi\u1ea3i th\u00edch v\u00e0 ph\u00e2n t\u00edch nh\u00e9 !<\/p>\n<p>VN TECH mong qua b\u00e0i vi\u1ebft n\u00e0y s\u1ebd chia s\u1ebb \u0111\u1ebfn v\u1edbi c\u00e1c b\u1ea1n c\u00e1c th\u00f4ng tin v\u1ec1 \u201cthi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u\u201d s\u1ebd r\u1ea5t h\u1eefu \u00edch cho c\u00e1c b\u1ea1n khi thao t\u00e1c v\u00e0 ti\u1ebfp x\u00fac v\u1edbi s\u1ea3n ph\u1ea9m n\u00e0y.<\/p>\n<figure id=\"attachment_17764\" aria-describedby=\"caption-attachment-17764\" style=\"width: 582px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-17764\" title=\"Thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u s\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng\" src=\"https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2022\/05\/b59ed7278b5c7f02264d-2-300x118.jpg\" alt=\"Thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u s\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng\" width=\"592\" height=\"233\" srcset=\"https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2022\/05\/b59ed7278b5c7f02264d-2-300x118.jpg 300w, https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2022\/05\/b59ed7278b5c7f02264d-2-1024x404.jpg 1024w, https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2022\/05\/b59ed7278b5c7f02264d-2-768x303.jpg 768w, https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2022\/05\/b59ed7278b5c7f02264d-2-600x237.jpg 600w, https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2022\/05\/b59ed7278b5c7f02264d-2.jpg 1140w\" sizes=\"(max-width: 592px) 100vw, 592px\" \/><figcaption id=\"caption-attachment-17764\" class=\"wp-caption-text\">Thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u s\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng<\/figcaption><\/figure>\n<h2><span id=\"Thiet_bi_chuyen_doi_tin_hieu_la_gi\">Thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u l\u00e0 g\u00ec?<\/span><\/h2>\n<p>Thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u l\u00e0 thi\u1ebft b\u1ecb c\u00f3 kh\u1ea3 n\u0103ng thay \u0111\u1ed5i t\u00ednh ch\u1ea5t c\u1ee7a t\u00edn hi\u1ec7u \u0111\u1ea7u v\u00e0o th\u00e0nh m\u1ed9t t\u00edn hi\u1ec7u kh\u00e1c \u1edf \u0111\u1ea7u ra.<\/p>\n<p>B\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u t\u1eeb c\u1ea3m bi\u1ebfn th\u00e0nh t\u00edn hi\u1ec7u chu\u1ea9n c\u00f4ng nghi\u1ec7p, chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111\u1ea7u v\u00e0o t\u01b0\u01a1ng t\u1ef1 th\u00e0nh t\u00edn hi\u1ec7u \u0111\u1ea7u ra t\u01b0\u01a1ng t\u1ef1, khu\u1ebfch \u0111\u1ea1i t\u00edn hi\u1ec7u ho\u1eb7c c\u00e1ch ly t\u00edn hi\u1ec7u.<\/p>\n<p>T\u00edn hi\u1ec7u t\u1eeb c\u00e1c c\u1ea3m bi\u1ebfn l\u00e0 ho\u00e0n to\u00e0n kh\u00e1c nhau v\u1ec1 t\u00ednh ch\u1ea5t v\u1eadt l\u00fd (v\u00ed d\u1ee5 nh\u01b0: t\u00edn hi\u1ec7u t\u1eeb c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9, c\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t, \u2026). Ch\u00ednh v\u00ec th\u1ebf c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n nh\u01b0 PLC s\u1ebd r\u1ea5t kh\u00f3 kh\u0103n \u0111\u1ec3 x\u1eed l\u00fd t\u00edn hi\u1ec7u tr\u1ef1c ti\u1ebfp t\u1eeb \u0111\u1ea7u v\u00e0o. Do \u0111\u00f3, c\u1ea7n ph\u1ea3i c\u00f3 m\u1ed9t thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i ho\u1eb7c chu\u1ea9n h\u00f3a c\u00e1c t\u00edn hi\u1ec7u tr\u00ean th\u00e0nh d\u1ea1ng t\u00edn hi\u1ec7u d\u1ec5 s\u1eed d\u1ee5ng ho\u1eb7c theo m\u1ed9t chu\u1ea9n chung, c\u00f3 th\u1ec3 l\u00e0 4-20mA, 0-20mA, 0-10V\u2026<\/p>\n<p>T\u00edn hi\u1ec7u Analog:<\/p>\n<ul>\n<li>T\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p: Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o l\u01b0\u1eddng gi\u00e1 tr\u1ecb nh\u01b0 \u00e1p su\u1ea5t, nhi\u1ec7t \u0111\u1ed9, m\u1ee9c ch\u1ea5t l\u1ecfng v\u00e0 t\u00edn hi\u1ec7u t\u1eeb c\u00e1c c\u1ea3m bi\u1ebfn.<\/li>\n<li>T\u00edn hi\u1ec7u d\u00f2ng \u0111i\u1ec7n: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 truy\u1ec1n t\u1ea3i t\u00edn hi\u1ec7u t\u1eeb c\u00e1c thi\u1ebft b\u1ecb \u0111o, c\u1ea3m bi\u1ebfn v\u00e0 \u0111i\u1ec1u khi\u1ec3n.<\/li>\n<\/ul>\n<p>T\u00edn hi\u1ec7u Digital:<\/p>\n<ul>\n<li>T\u00edn hi\u1ec7u logic: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u1eed s\u1ed1 \u0111\u1ec3 bi\u1ec3u th\u1ecb c\u00e1c tr\u1ea1ng th\u00e1i logic nh\u01b0 &#8220;0&#8221; v\u00e0 &#8220;1&#8221;.<\/li>\n<li>T\u00edn hi\u1ec7u m\u00e3 h\u00f3a: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 truy\u1ec1n th\u00f4ng tin s\u1ed1 th\u00f4ng qua giao th\u1ee9c v\u00e0 chu\u1ed7i m\u00e3 h\u00f3a.<\/li>\n<\/ul>\n<p>T\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n:<\/p>\n<ul>\n<li>T\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n analog: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n c\u00e1c th\u00f4ng s\u1ed1 analog trong quy tr\u00ecnh s\u1ea3n xu\u1ea5t, v\u00ed d\u1ee5: t\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n PID (Proportional-Integral-Derivative).<\/li>\n<li>T\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n digital: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n c\u00e1c thi\u1ebft b\u1ecb v\u00e0 quy tr\u00ecnh th\u00f4ng qua t\u00edn hi\u1ec7u s\u1ed1, v\u00ed d\u1ee5: t\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n RS-232, Modbus, Profibus.<\/li>\n<\/ul>\n<p>T\u00edn hi\u1ec7u \u0111o l\u01b0\u1eddng:<\/p>\n<ul>\n<li>T\u00edn hi\u1ec7u t\u1ea7n s\u1ed1: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111o t\u1ed1c \u0111\u1ed9, \u0111o v\u1ecb tr\u00ed, v\u00e0 \u0111o d\u00f2ng ch\u1ea3y.<\/li>\n<li>T\u00edn hi\u1ec7u \u0111o m\u1ee9c: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o m\u1ee9c ch\u1ea5t l\u1ecfng ho\u1eb7c ch\u1ea5t r\u1eafn trong b\u1ed3n, th\u00f9ng ho\u1eb7c h\u1ec7 th\u1ed1ng<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-18449 aligncenter\" src=\"https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2023\/07\/Thiet-bi-chuyen-doi-tin-hieu-la-gi-300x190.jpg\" alt=\"\" width=\"595\" height=\"377\" srcset=\"https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2023\/07\/Thiet-bi-chuyen-doi-tin-hieu-la-gi-300x190.jpg 300w, https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2023\/07\/Thiet-bi-chuyen-doi-tin-hieu-la-gi-600x380.jpg 600w, https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2023\/07\/Thiet-bi-chuyen-doi-tin-hieu-la-gi.jpg 640w\" sizes=\"(max-width: 595px) 100vw, 595px\" \/><\/p>\n<h2><span id=\"Phan_loai_thiet_bi_chuyen_doi_tin_hieu_thuong_dung_nhat\">Thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u th\u01b0\u1eddng d\u00f9ng nh\u1ea5t<\/span><\/h2>\n<p>Chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u Analog-Digital (ADC):<\/p>\n<ul>\n<li>ADC (Analog-to-Digital Converter) chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u analog th\u00e0nh t\u00edn hi\u1ec7u k\u1ef9 thu\u1eadt s\u1ed1, cho ph\u00e9p x\u1eed l\u00fd v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u trong c\u00e1c h\u1ec7 th\u1ed1ng s\u1ed1.<\/li>\n<li>C\u00e1c lo\u1ea1i ADC th\u00f4ng d\u1ee5ng bao g\u1ed3m ADC theo \u0111\u1ed9 ph\u00e2n gi\u1ea3i (bit), ADC theo t\u1ed1c \u0111\u1ed9 chuy\u1ec3n \u0111\u1ed5i (sample rate) v\u00e0 ADC theo c\u00f4ng ngh\u1ec7 chuy\u1ec3n \u0111\u1ed5i.<\/li>\n<\/ul>\n<p>Chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u Digital-Analog (DAC):<\/p>\n<ul>\n<li>DAC (Digital-to-Analog Converter) chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u k\u1ef9 thu\u1eadt s\u1ed1 th\u00e0nh t\u00edn hi\u1ec7u analog, cho ph\u00e9p ph\u00e1t ra \u00e2m thanh, \u0111i\u1ec1u khi\u1ec3n c\u00e1c thi\u1ebft b\u1ecb analog v\u00e0 hi\u1ec3n th\u1ecb d\u1eef li\u1ec7u.<\/li>\n<li>C\u00e1c lo\u1ea1i DAC th\u00f4ng d\u1ee5ng bao g\u1ed3m DAC theo \u0111\u1ed9 ph\u00e2n gi\u1ea3i (bit), DAC theo t\u1ed1c \u0111\u1ed9 chuy\u1ec3n \u0111\u1ed5i v\u00e0 DAC theo c\u00f4ng ngh\u1ec7 chuy\u1ec3n \u0111\u1ed5i.<\/li>\n<\/ul>\n<p>Chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n:<\/p>\n<ul>\n<li>PLC (Programmable Logic Controller): Thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb v\u00e0 c\u1ea3m bi\u1ebfn trong m\u1ed9t h\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng ho\u00e1.<\/li>\n<li>HMI (Human Machine Interface): Thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u gi\u1eefa con ng\u01b0\u1eddi v\u00e0 h\u1ec7 th\u1ed1ng, cho ph\u00e9p \u0111i\u1ec1u khi\u1ec3n v\u00e0 theo d\u00f5i quy tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/li>\n<\/ul>\n<h3><span id=\"Bo_chuyen_doi_tin_hieu_nhiet_do\">B\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9<\/span><\/h3>\n<p>B\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9 PR Electronic (ho\u1eb7c c\u00f2n g\u1ecdi l\u00e0 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9 c\u1ee7a PR Electronic) l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111\u1ea7u v\u00e0o t\u1eeb c\u00e1c c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9 th\u00e0nh t\u00edn hi\u1ec7u \u0111\u1ea7u ra ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111o v\u00e0 hi\u1ec3n th\u1ecb nhi\u1ec7t \u0111\u1ed9.<\/p>\n<p>C\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9 c\u1ee7a PR Electronic c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 nhi\u1ec1u lo\u1ea1i c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9, nh\u01b0 c\u1ea3m bi\u1ebfn PT100, PT1000, thermocouple (J, K, T, E, N, R, S, B), c\u1ea3m bi\u1ebfn \u0111i\u1ec7n tr\u1edf NTC (Negative Temperature Coefficient), c\u1ea3m bi\u1ebfn \u0111i\u1ec7n tr\u1edf PTC (Positive Temperature Coefficient), v\u00e0 nhi\u1ec1u lo\u1ea1i c\u1ea3m bi\u1ebfn kh\u00e1c.<\/p>\n<p>Ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a b\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9 PR Electronic l\u00e0 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9 t\u1eeb c\u00e1c c\u1ea3m bi\u1ebfn th\u00e0nh t\u00edn hi\u1ec7u analog ho\u1eb7c t\u00edn hi\u1ec7u k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u1ec3 \u0111\u1ecdc, x\u1eed l\u00fd ho\u1eb7c truy\u1ec1n th\u00f4ng tin v\u1ec1 nhi\u1ec7t \u0111\u1ed9. N\u00f3 c\u00f3 th\u1ec3 cung c\u1ea5p t\u00edn hi\u1ec7u \u0111\u1ea7u ra \u1edf c\u00e1c \u0111\u01a1n v\u1ecb \u0111o nhi\u1ec7t \u0111\u1ed9 ph\u1ed5 bi\u1ebfn nh\u01b0 Celsius (\u00b0C), Fahrenheit (\u00b0F), Kelvin (K) ho\u1eb7c c\u00e1c t\u00edn hi\u1ec7u \u0111\u1eb7c bi\u1ec7t kh\u00e1c.<\/p>\n<p>B\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9 PR Electronic c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p, qu\u1ea3n l\u00fd nhi\u1ec7t \u0111\u1ed9 trong quy tr\u00ecnh s\u1ea3n xu\u1ea5t, ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed, h\u1ec7 th\u1ed1ng l\u00f2 nung, c\u00e1c thi\u1ebft b\u1ecb c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9 v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng li\u00ean quan \u0111\u1ebfn \u0111o l\u01b0\u1eddng v\u00e0 \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9.<img loading=\"lazy\" decoding=\"async\" class=\" wp-image-18452 aligncenter\" src=\"https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2023\/07\/5437d-300x169.png\" alt=\"\" width=\"453\" height=\"255\" srcset=\"https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2023\/07\/5437d-300x169.png 300w, https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2023\/07\/5437d.png 470w\" sizes=\"(max-width: 453px) 100vw, 453px\" \/><\/p>\n<h3><span id=\"Bo_chuyen_doi_tin_hieu_analog_sang_Digital\">B\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u analog sang Digital<\/span><\/h3>\n<p>C\u00e1c lo\u1ea1i c\u1ea3m bi\u1ebfn \u0111o nh\u01b0 \u00e1p su\u1ea5t, \u0111\u1ed9 \u1ea9m, nhi\u1ec7t \u0111\u1ed9, l\u01b0u l\u01b0\u1ee3ng \u2026ph\u1ea7n l\u1edbn \u0111\u1ec1u cho ra t\u00edn hi\u1ec7u d\u1ea1ng analog<\/p>\n<p>Trong \u0111\u00f3 c\u00e1c lo\u1ea1i t\u00edn hi\u1ec7u analog ph\u1ed5 bi\u1ebfn nh\u01b0 :<\/p>\n<ul>\n<li>0-20mA<\/li>\n<li>4-20ma<\/li>\n<li>0-10v<\/li>\n<li>0-5V<\/li>\n<\/ul>\n<p>S\u1ebd \u0111\u01b0\u1ee3c \u0111\u01b0a tr\u1ef1c ti\u1ebfp v\u00e0o PLC \u0111\u1ec3 x\u1eed l\u00fd.<\/p>\n<p>Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p ch\u00fang ta c\u1ea7n l\u1ea5y m\u1ed9t v\u1ecb tr\u00ed \u0111o n\u00e0o \u0111\u00f3 \u0111\u1ec3 \u0111\u00f3ng ti\u1ebfp \u0111i\u1ec3m, \u0111\u00f3ng \u2013 ng\u1eaft h\u1ec7 th\u1ed1ng m\u00e0 kh\u00f4ng c\u1ea7n qua PLC.<\/p>\n<p>Gi\u1ea3i ph\u00e1p \u0111\u1eb7t ra l\u00e0 c\u1ea7n ph\u1ea3i qua m\u1ed9t thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i analog sang Digital hay c\u00f2n g\u1ecdi l\u00e0 relay.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-18453 aligncenter\" src=\"https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2023\/07\/Bo-chuyen-doi-tin-hieu-analog-sang-Digital-300x155.png\" alt=\"\" width=\"449\" height=\"232\" srcset=\"https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2023\/07\/Bo-chuyen-doi-tin-hieu-analog-sang-Digital-300x155.png 300w, https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2023\/07\/Bo-chuyen-doi-tin-hieu-analog-sang-Digital-600x311.png 600w, https:\/\/vn-tech.com.vn\/wp-content\/uploads\/2023\/07\/Bo-chuyen-doi-tin-hieu-analog-sang-Digital.png 768w\" sizes=\"(max-width: 449px) 100vw, 449px\" \/><\/p>\n<h2><span id=\"Nen_dung_thiet_bi_chuyen_doi_tin_hieu_cua_hang_nao_tot\">Thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u c\u1ee7a h\u00e3ng n\u00e0o hi\u1ec7n nay s\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t?<\/span><\/h2>\n<p>Hi\u1ec7n nay c\u00f3 nhi\u1ec1u h\u00e3ng cung c\u1ea5p thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 t\u1ed1t trong ng\u00e0nh c\u00f4ng nghi\u1ec7p. Tuy nhi\u00ean, vi\u1ec7c x\u00e1c \u0111\u1ecbnh h\u00e3ng n\u00e0o l\u00e0 t\u1ed1t nh\u1ea5t ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1 nh\u01b0 y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3, t\u00ednh n\u0103ng c\u1ea7n thi\u1ebft, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi h\u1ec7 th\u1ed1ng hi\u1ec7n c\u00f3, v\u00e0 ng\u00e2n s\u00e1ch.<\/p>\n<ol>\n<li>Siemens: Siemens l\u00e0 m\u1ed9t trong nh\u1eefng nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u h\u00e0ng \u0111\u1ea7u, cung c\u1ea5p c\u00e1c s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng cao v\u1edbi \u0111\u1ed9 tin c\u1eady cao v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch r\u1ed9ng. H\u1ecd cung c\u1ea5p c\u00e1c lo\u1ea1i b\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9, t\u00edn hi\u1ec7u analog v\u00e0 t\u00edn hi\u1ec7u k\u1ef9 thu\u1eadt s\u1ed1.<\/li>\n<li>ABB: ABB l\u00e0 m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng ngh\u1ec7 \u0111a qu\u1ed1c gia, cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p t\u1ef1 \u0111\u1ed9ng h\u00f3a v\u00e0 \u0111i\u1ec1u khi\u1ec3n, bao g\u1ed3m c\u1ea3 thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u. H\u1ecd cung c\u1ea5p c\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9, t\u00edn hi\u1ec7u analog v\u00e0 t\u00edn hi\u1ec7u k\u1ef9 thu\u1eadt s\u1ed1 v\u1edbi hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady cao.<\/li>\n<li>Phoenix Contact: Phoenix Contact l\u00e0 m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb \u0111i\u1ec7n c\u00f4ng nghi\u1ec7p h\u00e0ng \u0111\u1ea7u, cung c\u1ea5p m\u1ed9t lo\u1ea1t c\u00e1c thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p k\u1ebft n\u1ed1i trong ng\u00e0nh c\u00f4ng nghi\u1ec7p. H\u1ecd cung c\u1ea5p c\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9, t\u00edn hi\u1ec7u analog v\u00e0 t\u00edn hi\u1ec7u k\u1ef9 thu\u1eadt s\u1ed1 \u0111a d\u1ea1ng v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/li>\n<li>Endress+Hauser: Endress+Hauser l\u00e0 m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a n\u1ed5i ti\u1ebfng, cung c\u1ea5p c\u00e1c thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p. H\u1ecd chuy\u00ean v\u1ec1 c\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nhi\u1ec7t \u0111\u1ed9, t\u00edn hi\u1ec7u \u00e1p su\u1ea5t, m\u1ee9c v\u00e0 d\u00f2ng \u0111i\u1ec7n, \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 tin c\u1eady cao.<\/li>\n<\/ol>\n<h2><span id=\"Mua_thiet_bi_chuyen_doi_tin_hieu_o_dau_chinh_hang\">Mua thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u1edf \u0111\u00e2u ch\u00ednh h\u00e3ng v\u00e0 uy t\u00edn ?<\/span><\/h2>\n<p>Hi\u1ec7n nay VN TECH l\u00e0 \u0111\u01a1n v\u1ecb \u0111\u1ea1i l\u00fd \u0111\u1ed9c quy\u1ec1n c\u1ee7a PR Electronics v\u00e0 s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t 100% t\u1ea1i \u0110\u1ee9c<\/p>\n<p>T\u00f9y theo nhu c\u1ea7u c\u1ee7a c\u00e1c b\u1ea1n v\u00e0 y\u00eau c\u1ea7u c\u1ee7a h\u1ec7 th\u1ed1ng hay d\u1ef1 \u00e1n m\u00e0 c\u00e1c b\u1ea1n ch\u1ecdn l\u1ef1a xu\u1ea5t x\u1ee9 c\u1ee7a thi\u1ebft b\u1ecb \u0111\u1ec3 \u0111em \u0111\u1ebfn m\u1ed9t hi\u1ec7u qu\u1ea3 cao nh\u1ea5t v\u1edbi chi phi h\u1ee3p l\u00fd.<\/p>\n<p>M\u1ecdi th\u00f4ng tin g\u00f3p \u00fd hay c\u1ea7n t\u01b0 v\u1ea5n th\u00eam v\u1ec1 thi\u1ebft b\u1ecb, c\u00e1c b\u1ea1n li\u00ean h\u1ec7 v\u1edbi VN TECH Group. Ch\u00fang t\u00f4i s\u1ebd gi\u1ea3i \u0111\u00e1p t\u1ea5t c\u1ea3 th\u1eafc m\u1eafc cho c\u00e1c b\u1ea1n !<\/p>\n<div dir=\"auto\">VNTECH GROUP \u2013 Your Partner For Automation, Instrumentation &amp; Industrial Valves<\/div>\n<div dir=\"auto\">C\u00f4ng Ty Thi\u1ebft B\u1ecb C\u00f4ng Nghi\u1ec7p Vi\u1ec7t Nh\u1eadt<\/div>\n<div dir=\"auto\">Hotline: 0918 113 733<\/div>\n<div dir=\"auto\">Email: info@vntechrgroup.com.vn<\/div>\n","protected":false},"excerpt":{"rendered":"<p>B\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u l\u00e0 g\u00ec? T\u1ea1i sao ph\u1ea3i d\u00f9ng thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u? D\u00f9ng thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u nh\u01b0 th\u1ebf n\u00e0o ? C\u00f3 bao nhi\u00eau lo\u1ea1i b\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u hi\u1ec7n nay ? C\u00e1c b\u1ea1n khi ti\u1ebfp x\u00fac v\u1edbi c\u00e1c b\u1ed9 chuy\u1ec3n t\u00edn hi\u1ec7u s\u1ebd c\u00f3 nh\u01b0ng th\u1eafc &#8230; <a title=\"Thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u\" class=\"read-more\" href=\"https:\/\/vn-tech.com.vn\/?p=18448\" aria-label=\"More on Thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u\">\u0110\u1ecdc ti\u1ebfp<\/a><\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-18448","post","type-post","status-publish","format-standard","hentry","category-chua-duoc-phan-loai"],"lang":"vi","translations":{"vi":18448},"pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/vn-tech.com.vn\/index.php?rest_route=\/wp\/v2\/posts\/18448"}],"collection":[{"href":"https:\/\/vn-tech.com.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vn-tech.com.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vn-tech.com.vn\/index.php?rest_route=\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/vn-tech.com.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=18448"}],"version-history":[{"count":5,"href":"https:\/\/vn-tech.com.vn\/index.php?rest_route=\/wp\/v2\/posts\/18448\/revisions"}],"predecessor-version":[{"id":18456,"href":"https:\/\/vn-tech.com.vn\/index.php?rest_route=\/wp\/v2\/posts\/18448\/revisions\/18456"}],"wp:attachment":[{"href":"https:\/\/vn-tech.com.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18448"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vn-tech.com.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18448"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vn-tech.com.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18448"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}