{"id":2257,"date":"2022-05-09T17:03:32","date_gmt":"2022-05-09T17:03:32","guid":{"rendered":"https:\/\/www.smartlabhub.com.vn\/smart-blog\/?p=2257"},"modified":"2022-06-24T17:26:23","modified_gmt":"2022-06-24T10:26:23","slug":"bo-hen-gio-la-gi-don-vi-cua-bo-hen-gio-cach-hoat-dong-cua-bo-hen-gio","status":"publish","type":"post","link":"https:\/\/www.smartlabhub.com.vn\/smart-blog\/bo-hen-gio-la-gi-don-vi-cua-bo-hen-gio-cach-hoat-dong-cua-bo-hen-gio\/","title":{"rendered":"B\u1ed8 H\u1eb8N GI\u1edc L\u00c0 G\u00cc ? \u0110\u01a0N V\u1eca C\u1ee6A B\u1ed8 H\u1eb8N GI\u1edc ? C\u00c1CH HO\u1ea0T \u0110\u1ed8NG C\u1ee6A B\u1ed8 H\u1eb8N GI\u1edc ?"},"content":{"rendered":"
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B\u1ed9 H\u1eb9n Gi\u1edd L\u00e0 G\u00ec ?<\/b><\/h2>\n

B\u1ed9 h\u1eb9n gi\u1edd<\/a> l\u00e0 m\u1ed9t chi\u1ebfc \u0111\u1ed3ng h\u1ed3 c\u1ea7m tay \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111o l\u01b0\u1ee3ng th\u1eddi gian tr\u00f4i qua t\u1eeb m\u1ed9t th\u1eddi \u0111i\u1ec3m c\u1ee5 th\u1ec3 khi n\u00f3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t khi th\u1eddi gian b\u1ecb t\u1eaft.<\/p>\n

Thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi c\u00e1c kho\u1ea3ng th\u1eddi gian ph\u1ea3i \u0111\u01b0\u1ee3c \u0111o ch\u00ednh x\u00e1c v\u00e0 v\u1edbi t\u1ed1i thi\u1ec3u c\u00e1c bi\u1ebfn ch\u1ee9ng. C\u00e1c th\u00ed nghi\u1ec7m trong ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 c\u00e1c s\u1ef1 ki\u1ec7n th\u1ec3 thao<\/p>\n

Ch\u1ee9c n\u0103ng \u0111\u1ed3ng h\u1ed3 b\u1ea5m gi\u1edd c\u0169ng c\u00f3 m\u1eb7t nh\u01b0 m\u1ed9t ch\u1ee9c n\u0103ng b\u1ed5 sung c\u1ee7a nhi\u1ec1u thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed nh\u01b0 \u0111\u1ed3ng h\u1ed3 \u0111eo tay, \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng, m\u00e1y nghe nh\u1ea1c di \u0111\u1ed9ng v\u00e0 m\u00e1y t\u00ednh.<\/p>\n

\u0110\u01a1n V\u1ecb C\u1ee7a B\u1ed9 H\u1eb9n Gi\u1edd ?<\/b><\/h2>\n

Trong h\u1ea7u h\u1ebft c\u00e1c th\u00ed nghi\u1ec7m khoa h\u1ecdc, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u th\u01b0\u1eddng s\u1ebd s\u1eed d\u1ee5ng SI ho\u1eb7c H\u1ec7 th\u1ed1ng \u0110\u01a1n v\u1ecb Qu\u1ed1c t\u1ebf tr\u00ean b\u1ea5t k\u1ef3 th\u00ed nghi\u1ec7m n\u00e0o c\u1ee7a h\u1ecd.<\/p>\n

<\/div>\n

\u0110\u1ed1i v\u1edbi \u0111\u1ed3ng h\u1ed3 b\u1ea5m gi\u1edd, c\u00e1c \u0111\u01a1n v\u1ecb th\u1eddi gian th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi quan s\u00e1t \u0111\u1ed3ng h\u1ed3 b\u1ea5m gi\u1edd l\u00e0 ph\u00fat, gi\u00e2y v\u00e0 ‘m\u1ed9t ph\u1ea7n tr\u0103m gi\u00e2y’.<\/p>\n

C\u00e1ch Ho\u1ea1t \u0110\u1ed9ng C\u1ee7a B\u1ed9 H\u1eb9n Gi\u1edd<\/b><\/h2>\n

Khi nh\u1ea5n n\u00fat chia th\u1eddi gian trong khi \u0111\u1ed3ng h\u1ed3 \u0111ang ch\u1ea1y, m\u00e0n h\u00ecnh s\u1ebd \u0111\u00f3ng b\u0103ng, sau \u0111\u00f3 b\u1eaft \u0111\u1ea7u \u0111\u00f3ng b\u0103ng l\u1ea1i, cho ph\u00e9p th\u1eddi gian tr\u00f4i qua \u0111\u1ebfn th\u1eddi \u0111i\u1ec3m \u0111\u00f3, nh\u01b0ng c\u01a1 ch\u1ebf \u0111\u1ed3ng h\u1ed3 ti\u1ebfp t\u1ee5c ch\u1ea1y \u0111\u1ec3 ghi l\u1ea1i t\u1ed5ng th\u1eddi gian \u0111\u00e3 tr\u00f4i qua. Nh\u1ea5n n\u00fat t\u00e1ch l\u1ea7n th\u1ee9 hai cho ph\u00e9p \u0111\u1ed3ng h\u1ed3 ti\u1ebfp t\u1ee5c hi\u1ec3n th\u1ecb t\u1ed5ng th\u1eddi gian.<\/p>\n

M\u1ed9t S\u1ed1 S\u1ea3n Ph\u1ea9m Tham Kh\u1ea3o<\/h2>\n

Bel-Art, H-B DURAC 4-Channel Electronic Timer and Clock with Certificate of Calibration<\/a><\/h3>\n
<\/div>\n
H\u00ecnh \u1ea2nh V\u1ec1 B\u1ed9 H\u1eb9n Gi\u1edd Bel – Art, H-B DURAC 4 – Channel<\/div>\n

 <\/p>\n

B\u1ed9 \u0111\u1ebfm th\u1eddi gian 4 k\u00eanh n\u00e0y c\u00f3 c\u00f4ng su\u1ea5t 99 gi\u1edd, 59 ph\u00fat v\u00e0 59 gi\u00e2y ho\u1eb7c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chuy\u1ec3n sang \u0111\u1ed3ng h\u1ed3 12 ho\u1eb7c 24 gi\u1edd.<\/p>\n

\u2022 \u0110\u1ebfm l\u00ean ho\u1eb7c xu\u1ed1ng; nh\u1edb l\u1ea7n g\u1ea7n \u0111\u00e2y nh\u1ea5t \u0111\u01b0\u1ee3c \u0111\u1eb7t<\/p>\n

\u2022 \u0110\u1eb7t ph\u1eb3ng tr\u00ean b\u0103ng gh\u1ebf, s\u1eed d\u1ee5ng ch\u00e2n \u0111\u1ebf m\u1edf l\u1eadt \u0111\u1ec3 xem th\u1eb3ng \u0111\u1ee9ng ho\u1eb7c mang n\u00f3 l\u00ean \u00e1o kho\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m v\u1edbi k\u1eb9p b\u1ecf t\u00fai ti\u1ec7n l\u1ee3i<\/p>\n

\u2022 Y\u00eau c\u1ea7u m\u1ed9t pin AAA (bao g\u1ed3m)<\/p>\n

\u2022 C\u00f3 Ch\u1ee9ng ch\u1ec9 Hi\u1ec7u chu\u1ea9n v\u00e0 s\u1ed1 s\u00ea-ri ri\u00eang, nh\u1eefng b\u1ed9 h\u1eb9n gi\u1edd \u0111i\u1ec7n t\u1eed n\u00e0y \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u00e0 hi\u1ec7u chu\u1ea9n trong ba ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn \/ \u0111\u0103ng k\u00fd ISO \/ IEC 17025: 2017, A2LA \u0111\u1ed9c quy\u1ec1n c\u1ee7a H-B (Cert # 2448.01), ch\u1ed1ng l\u1ea1i thi\u1ebft b\u1ecb c\u00f3 hi\u1ec7u chu\u1ea9n c\u00f3 th\u1ec3 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c NIST.<\/p>\n

\u2022 \u0110\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u CE, tu\u00e2n th\u1ee7 RoHS<\/p>\n

Bel-Art, H-B DURAC 4-Channel Electronic Timer with White Board and Certificate of Calibration<\/a><\/h3>\n
\"b\u1ed9<\/div>\n
H\u00ecnh \u1ea2nh V\u1ec1 B\u1ed9 H\u1eb9n Gi\u1edd Bel – Art, H-B DURAC 4 – Channel<\/div>\n

 <\/p>\n

B\u1ed9 h\u1eb9n gi\u1edd b\u1ed1n k\u00eanh n\u00e0y c\u00f3 m\u1ed9t b\u1ea3ng tr\u1eafng t\u00edch h\u1ee3p gi\u00fap theo d\u00f5i th\u1eddi gian v\u00e0 c\u00e1c th\u00f4ng tin quan tr\u1ecdng kh\u00e1c.<\/p>\n

\u2022 B\u00e1o \u0111\u1ed9ng b\u1eb1ng \u00e2m thanh cho t\u1eebng k\u00eanh<\/p>\n

\u2022 T\u00edch h\u1ee3p b\u1ea3ng tr\u1eafng v\u00e0 b\u00fat \u0111\u00e1nh d\u1ea5u x\u00f3a kh\u00f4 v\u1edbi \u0111\u1ea7u t\u1ea9y (\u0111i k\u00e8m). \u0110i\u1ec1u n\u00e0y gi\u00fap theo d\u00f5i th\u00f4ng tin quan tr\u1ecdng.<\/p>\n

\u2022 Ch\u01b0\u01a1ng tr\u00ecnh: gi\u1edd \/ ph\u00fat; Hi\u1ec3n th\u1ecb: gi\u1edd \/ ph\u00fat \/ gi\u00e2y<\/p>\n

\u2022 Kh\u1ea3 n\u0103ng th\u1eddi gian c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i: 23 gi\u1edd: 59 ph\u00fat \/ 59 ph\u00fat<\/p>\n

\u2022 \u0110\u1ebfm h\u01b0\u1edbng: l\u00ean \/ xu\u1ed1ng; hi\u1ec3n th\u1ecb th\u1eddi gian \u0111\u00e3 tr\u00f4i qua sau khi \u0111\u1ebfm ng\u01b0\u1ee3c<\/p>\n

\u2022 \u0110\u1eb7t b\u1ed9 nh\u1edb l\u1ea7n cu\u1ed1i<\/p>\n

\u2022 T\u00ednh n\u0103ng x\u00e1c nh\u1eadn b\u1eb1ng ph\u00edm b\u1ea5m cung c\u1ea5p m\u1ed9t d\u1ea5u hi\u1ec7u r\u00f5 r\u00e0ng v\u1ec1 vi\u1ec7c nh\u1eadp d\u1eef li\u1ec7u<\/p>\n

\u2022 \u0110\u1eb7t ph\u1eb3ng tr\u00ean b\u0103ng gh\u1ebf, s\u1eed d\u1ee5ng ch\u00e2n \u0111\u1ebf m\u1edf l\u1eadt \u0111\u1ec3 xem th\u1eb3ng \u0111\u1ee9ng ho\u1eb7c s\u1eed d\u1ee5ng m\u1eb7t sau t\u1eeb t\u00ednh \u0111\u1ec3 g\u1eafn b\u1ec1 m\u1eb7t kim lo\u1ea1i<\/p>\n

\u2022 Y\u00eau c\u1ea7u hai pin AAA (bao g\u1ed3m)<\/p>\n

\u2022 C\u00f3 Ch\u1ee9ng ch\u1ec9 Hi\u1ec7u chu\u1ea9n v\u00e0 s\u1ed1 s\u00ea-ri ri\u00eang, nh\u1eefng b\u1ed9 h\u1eb9n gi\u1edd \u0111i\u1ec7n t\u1eed n\u00e0y \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u00e0 hi\u1ec7u chu\u1ea9n trong ba ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn \/ \u0111\u0103ng k\u00fd ISO \/ IEC 17025: 2017, A2LA \u0111\u1ed9c quy\u1ec1n c\u1ee7a H-B (Cert # 2448.01), ch\u1ed1ng l\u1ea1i thi\u1ebft b\u1ecb c\u00f3 hi\u1ec7u chu\u1ea9n c\u00f3 th\u1ec3 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c NIST.<\/p>\n

\u2022 \u0110\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u CE, tu\u00e2n th\u1ee7 RoHS<\/p>\n

Bel-Art, H-B DURAC Digital Plastic Stopwatch; 1\/100 Second Chronograph with Clock Alarm and Calendar<\/a><\/h3>\n
\"b\u1ed9<\/div>\n
H\u00ecnh \u1ea2nh V\u1ec1 B\u1ed9 H\u1eb9n Gi\u1edd Bel – Art, H-B DURAC<\/div>\n
<\/div>\n

 <\/p>\n

\u0110\u01b0\u1ee3c cung c\u1ea5p h\u01b0\u1edbng d\u1eabn b\u1eb1ng nhi\u1ec1u ng\u00f4n ng\u1eef (ti\u1ebfng Anh, ti\u1ebfng Ph\u00e1p, ti\u1ebfng \u0110\u1ee9c, ti\u1ebfng \u00dd, ti\u1ebfng B\u1ed3 \u0110\u00e0o Nha v\u00e0 ti\u1ebfng T\u00e2y Ban Nha), nh\u1eefng chi\u1ebfc \u0111\u1ed3ng h\u1ed3 b\u1ea5m gi\u1edd \u0111i\u1ec7n t\u1eed n\u00e0y bao g\u1ed3m l\u1ecbch v\u00e0 \u0111\u1ed3ng h\u1ed3.<\/p>\n

\u2022 T\u00ednh n\u0103ng Gi\u1ea5y ch\u1ee9ng nh\u1eadn hi\u1ec7u chu\u1ea9n v\u00e0 s\u1ed1 s\u00ea-ri c\u00e1 nh\u00e2n<\/p>\n

\u2022 \u0110\u00e3 ki\u1ec3m tra v\u00e0 hi\u1ec7u chu\u1ea9n trong ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn \/ \u0111\u0103ng k\u00fd ISO \/ IEC 17025: 2017, A2LA \u0111\u1ed9c quy\u1ec1n c\u1ee7a H-B (Cert # 2448.01), \u0111\u1ed1i v\u1edbi thi\u1ebft b\u1ecb c\u00f3 hi\u1ec7u chu\u1ea9n c\u00f3 th\u1ec3 theo d\u00f5i NIST<\/p>\n

\u2022 B61700-5200 l\u01b0u tr\u1eef 30 th\u1eddi gian v\u00f2ng ch\u1ea1y v\u00e0 t\u00ednh to\u00e1n th\u1eddi gian v\u00f2ng ch\u1ea1y trung b\u00ecnh. Cho ph\u00e9p chia nh\u1ecf 99 l\u1ea7n v\u00f2ng ch\u1ea1y v\u00e0 c\u00f3 nh\u1ecbp \u0111\u1ed9 10 \/ 320SEC<\/p>\n

\u2022 B61700-5300 s\u1ebd l\u01b0u tr\u1eef th\u1eddi gian 1 v\u00f2ng v\u00e0 c\u00f3 b\u00e1o th\u1ee9c<\/p>\n

\u2022 Y\u00eau c\u1ea7u m\u1ed9t pin CR2032 (bao g\u1ed3m)<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

B\u1ed9 H\u1eb9n Gi\u1edd L\u00e0 G\u00ec ? B\u1ed9 h\u1eb9n gi\u1edd l\u00e0 m\u1ed9t chi\u1ebfc \u0111\u1ed3ng h\u1ed3 c\u1ea7m tay \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111o l\u01b0\u1ee3ng th\u1eddi gian tr\u00f4i qua t\u1eeb m\u1ed9t th\u1eddi \u0111i\u1ec3m […]<\/p>\n","protected":false},"author":1,"featured_media":2258,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[61,2],"tags":[62,3,4,5],"class_list":["post-2257","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bo-hen-gio","category-smart-lab-hub","tag-bo-hen-gio","tag-smart-lab-hub","tag-thiet-bi-phong-lab","tag-tin-tuc"],"yoast_head":"\nB\u1ed9 H\u1eb9n Gi\u1edd - SmartLab Hub<\/title>\n<meta name=\"description\" content=\"B\u1ed9 h\u1eb9n gi\u1edd l\u00e0 m\u1ed9t chi\u1ebfc \u0111\u1ed3ng h\u1ed3 c\u1ea7m tay \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111o l\u01b0\u1ee3ng th\u1eddi gian tr\u00f4i qua t\u1eeb m\u1ed9t th\u1eddi \u0111i\u1ec3m c\u1ee5 th\u1ec3 khi n\u00f3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.smartlabhub.com.vn\/smart-blog\/bo-hen-gio-la-gi-don-vi-cua-bo-hen-gio-cach-hoat-dong-cua-bo-hen-gio\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"B\u1ed9 H\u1eb9n Gi\u1edd - 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