{"id":420,"date":"2019-03-27T10:12:40","date_gmt":"2019-03-27T10:12:40","guid":{"rendered":"https:\/\/sso2.com\/?page_id=420"},"modified":"2025-11-19T18:06:27","modified_gmt":"2025-11-19T18:06:27","slug":"glossary","status":"publish","type":"page","link":"https:\/\/sso2.com\/vi\/glossary\/","title":{"rendered":"B\u1ea3ng thu\u1eadt ng\u1eef"},"content":{"rendered":"
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Trang ch\u1ee7<\/a><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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B\u1ea3ng thu\u1eadt ng\u1eef<\/a><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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B\u1ea3ng thu\u1eadt ng\u1eef<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
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C\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 t\u1eeb v\u1ef1ng ho\u1eb7c \u0111\u1ecbnh ngh\u0129a thu\u1eadt ng\u1eef, ch\u00fang t\u00f4i \u0111\u00e3 t\u1ed5ng h\u1ee3p m\u1ed9t s\u1ed1 thu\u1eadt ng\u1eef ph\u1ed5 bi\u1ebfn th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp khi n\u00f3i \u0111\u1ebfn c\u00e1c c\u1ea3m bi\u1ebfn O2 ch\u00ednh x\u00e1c c\u1ee7a ch\u00fang t\u00f4i. N\u1ebfu b\u1ea1n g\u1eb7p ph\u1ea3i m\u1ed9t thu\u1eadt ng\u1eef m\u00e0 b\u1ea1n kh\u00f4ng quen thu\u1ed9c, vui l\u00f2ng li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i.<\/p>

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Thu\u1eadt ng\u1eef<\/th>\u0110\u1ecbnh ngh\u0129a <\/th>\n<\/tr>\n<\/thead>\n
\u0110\u1ed9 ch\u00ednh x\u00e1c<\/b><\/td>\u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a s\u1ef1 g\u1ea7n \u0111\u00fang v\u1edbi m\u1ed9t gi\u00e1 tr\u1ecb \u0111\u00e3 quy \u0111\u1ecbnh trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u00e3 n\u00eau. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb d\u01b0\u1edbi d\u1ea1ng \u0111\u1ed9 kh\u00f4ng ch\u1eafc ch\u1eafn \u2013 \u0111\u1ed9 l\u1ec7ch t\u1ed1i \u0111a c\u00f3 th\u1ec3 x\u1ea3y ra gi\u1eefa gi\u00e1 tr\u1ecb \u0111\u1ecdc ho\u1eb7c \u0111\u1ea7u ra v\u00e0 gi\u00e1 tr\u1ecb th\u1ef1c t\u1ebf \u0111ang \u0111\u01b0\u1ee3c \u0111o.<\/td>\n<\/tr>\n
KH\u00d4NG KH\u00cd M\u00d4I TR\u01af\u1edcNG<\/b><\/td>Thu\u1eadt ng\u1eef n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi \u0111\u1ec1 c\u1eadp \u0111\u1ebfn vi\u1ec7c hi\u1ec7u chu\u1ea9n m\u00e1y ph\u00e2n t\u00edch oxy. Kh\u00f4ng kh\u00ed xung quanh ch\u1ee9a 20,91% oxy, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m gi\u00e1 tr\u1ecb kh\u00ed chu\u1ea9n SPAN \u0111\u00e3 bi\u1ebft.<\/td>\n<\/tr>\n
NHI\u1ec6T \u0110\u1ed8 M\u00d4I TR\u01af\u1edcNG<\/b><\/td>Nhi\u1ec7t \u0111\u1ed9 t\u1ed1i thi\u1ec3u \/ t\u1ed1i \u0111a c\u1ee7a kh\u00f4ng kh\u00ed xung quanh thi\u1ebft b\u1ecb ho\u1eb7c m\u00e1y m\u00f3c. M\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng khi l\u1ef1a ch\u1ecdn m\u00e1y ph\u00e2n t\u00edch.<\/td>\n<\/tr>\n
ANALOG<\/b><\/td>M\u1ed9t th\u00f4ng s\u1ed1 thay \u0111\u1ed5i theo c\u00e1ch li\u00ean t\u1ee5c, thay v\u00ec theo t\u1eebng b\u01b0\u1edbc nh\u1ecf ho\u1eb7c theo c\u00e1c b\u01b0\u1edbc r\u1eddi r\u1ea1c.<\/td>\n<\/tr>\n
\u0110I\u1ec0U CH\u1ec8NH<\/b><\/td>X\u00e1c \u0111\u1ecbnh ch\u1ec9 s\u1ed1 ho\u1eb7c \u0111\u1ea7u ra c\u1ee7a m\u1ed9t thi\u1ebft b\u1ecb so v\u1edbi m\u1ed9t ti\u00eau chu\u1ea9n.
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\nT\u1eeb 0 \u0111\u1ebfn 9, m\u1ed9t \u0111\u1ed3ng h\u1ed3 1\/2 ch\u1eef s\u1ed1 s\u1ebd hi\u1ec3n th\u1ecb 0 ho\u1eb7c 1 v\u00e0 v\u01b0\u1ee3t qu\u00e1 ph\u1ea1m vi t\u1ea1i 2, m\u1ed9t \u0111\u1ed3ng h\u1ed3 3\/4 ch\u1eef s\u1ed1 s\u1ebd hi\u1ec3n th\u1ecb l\u00ean \u0111\u1ebfn 3 v\u00e0 v\u01b0\u1ee3t qu\u00e1 ph\u1ea1m vi t\u1ea1i 4. M\u1ed9t \u0111\u1ed3ng h\u1ed3 c\u00f3 ph\u1ea1m vi hi\u1ec3n th\u1ecb \u00b13999 \u0111\u01a1n v\u1ecb l\u00e0 \u0111\u1ed3ng h\u1ed3 33\/4 ch\u1eef s\u1ed1.<\/td>\n<\/tr>\n
EMI \/ RFI<\/b><\/td>Can nhi\u1ec5u \u0111i\u1ec7n t\u1eeb \/ Can nhi\u1ec5u t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn. <\/td>\n<\/tr>\n
QUY M\u00d4 M\u1ede R\u1ed8NG<\/b><\/td>M\u1ed9t b\u1ed1 tr\u00ed m\u1edf r\u1ed9ng m\u1ed9t ph\u1ea7n c\u1ee5 th\u1ec3 c\u1ee7a ph\u1ea1m vi t\u1ed5ng th\u1ec3 \u0111\u1ec3 chi\u1ebfm m\u1ed9t ph\u1ea7n l\u1edbn h\u01a1n c\u1ee7a chi\u1ec1u d\u00e0i to\u00e0n thang so v\u1edbi b\u00ecnh th\u01b0\u1eddng.<\/td>\n<\/tr>\n
Ch\u1ed1ng ch\u00e1y n\u1ed5<\/b><\/td>M\u1ed9t v\u1ecf b\u1ecdc c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c m\u1ed9t v\u1ee5 n\u1ed5 c\u1ee7a kh\u00ed ho\u1eb7c h\u01a1i c\u1ee5 th\u1ec3 c\u00f3 th\u1ec3 x\u1ea3y ra b\u00ean trong n\u00f3 v\u00e0 ng\u0103n ch\u1eb7n vi\u1ec7c ch\u00e1y n\u1ed5 c\u1ee7a kh\u00ed ho\u1eb7c h\u01a1i c\u1ee5 th\u1ec3 xung quanh v\u1ecf b\u1ecdc do tia l\u1eeda, tia s\u00e1ng, nhi\u1ec7t \u0111\u1ed9 cao ho\u1eb7c v\u1ee5 n\u1ed5 c\u1ee7a kh\u00ed ho\u1eb7c h\u01a1i b\u00ean trong.<\/td>\n<\/tr>\n
M\u1eaaU<\/b><\/td>Ph\u01b0\u01a1ng ph\u00e1p x\u00e1c \u0111\u1ecbnh c\u1ea5u h\u00ecnh ti\u1ebfp \u0111i\u1ec3m r\u01a1le: Lo\u1ea1i A SPST-NO (ti\u1ebfp \u0111i\u1ec3m \u0111\u01a1n c\u1ef1c, \u0111\u01a1n v\u1ecb, th\u01b0\u1eddng m\u1edf) Lo\u1ea1i B SPST-NC (ti\u1ebfp \u0111i\u1ec3m \u0111\u01a1n c\u1ef1c, \u0111\u01a1n v\u1ecb, th\u01b0\u1eddng \u0111\u00f3ng) Lo\u1ea1i C SPDT (ti\u1ebfp \u0111i\u1ec3m \u0111\u01a1n c\u1ef1c, \u0111\u00f4i \u0111\u01a1n v\u1ecb) Chuy\u1ec3n \u0111\u1ed5i CO (c\u00f9ng v\u1edbi SPDT)<\/td>\n<\/tr>\n
GI\u00c1 TR\u1eca TO\u00c0N DI\u1ec6N<\/b><\/td>T\u1ed5ng s\u1ed1 h\u1ecdc c\u1ee7a hai gi\u00e1 tr\u1ecb gi\u1edbi h\u1ea1n thang \u0111o (c\u00f3 th\u1ec3 kh\u00f4ng \u00e1p d\u1ee5ng cho m\u1ed9t s\u1ed1 \u0111\u1ed3ng h\u1ed3 chuy\u00ean d\u1ee5ng, nh\u01b0 \u0111\u1ed3ng h\u1ed3 h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t). Khi gi\u00e1 tr\u1ecb 0 kh\u00f4ng c\u00f3 tr\u00ean thang \u0111o, gi\u00e1 tr\u1ecb to\u00e0n thang \u0111o l\u00e0 gi\u00e1 tr\u1ecb gi\u1edbi h\u1ea1n thang \u0111o cao h\u01a1n. V\u00ed d\u1ee5: Thang \u0111o Gi\u00e1 tr\u1ecb to\u00e0n thang \u0111o 0-10 ppm, 0 \u2013 100ppm, 0 \u2013 500ppm, 0 \u2013 1000ppm, 0 \u2013 2500ppm, 0 \u2013 10000ppm, 0 \u2013 1%, 0 \u2013 5%, 0 \u2013 10%, 0 \u2013 25%<\/td>\n<\/tr>\n
\u0110\u1ea4T<\/b><\/td>\u0110i\u1ec3m tham chi\u1ebfu cho h\u1ec7 th\u1ed1ng \u0111i\u1ec7n. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ec9 k\u1ebft n\u1ed1i \u0111\u1ea5t ho\u1eb7c c\u1ef1c \u00e2m c\u1ee7a ngu\u1ed3n \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC).<\/td>\n<\/tr>\n
L\u1ed6I \u0110\u1ed8 TH\u1eb2NG<\/b><\/td>M\u1ed9t ch\u1ec9 s\u1ed1 \u0111o l\u01b0\u1eddng m\u1ee9c \u0111\u1ed9 l\u1ec7ch kh\u1ecfi ph\u1ea3n \u1ee9ng tuy\u1ebfn t\u00ednh trong m\u1ed1i quan h\u1ec7 gi\u1eefa hai \u0111\u1ea1i l\u01b0\u1ee3ng, trong \u0111\u00f3 s\u1ef1 thay \u0111\u1ed5i c\u1ee7a m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi s\u1ef1 thay \u0111\u1ed5i c\u1ee7a \u0111\u1ea1i l\u01b0\u1ee3ng kia. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb d\u01b0\u1edbi d\u1ea1ng ph\u1ea7n tr\u0103m t\u1ed1i \u0111a.<\/td>\n<\/tr>\n
V\u1ecf b\u1ea3o v\u1ec7 NEMA 4X \/ IP66<\/b><\/td>Ti\u00eau chu\u1ea9n \u0111\u00e1nh gi\u00e1 x\u00e1c \u0111\u1ecbnh m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng v\u00e0 m\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho c\u00e1c thi\u1ebft b\u1ecb ph\u00e2n t\u00edch s\u1ebd \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t ngo\u00e0i tr\u1eddi.<\/td>\n<\/tr>\n
PPM (Ph\u1ea7n tri\u1ec7u)<\/b><\/td>M\u1ed9t \u0111\u1ecbnh d\u1ea1ng thu\u1eadn ti\u1ec7n \u0111\u1ec3 bi\u1ec3u di\u1ec5n c\u00e1c s\u1ed1 r\u1ea5t nh\u1ecf, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u1ec7 s\u1ed1 nhi\u1ec7t \u0111\u1ed9. 100ppm t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi 0.01%. PPM c\u0169ng \u0111\u01b0\u1ee3c vi\u1ebft l\u00e0 \u201ctrace\u201d nh\u01b0 trong \"trace oxygen\".<\/td>\n<\/tr>\n
PSIA (PSI Tuy\u1ec7t \u0111\u1ed1i)<\/b><\/td>\u0110o \u00e1p su\u1ea5t s\u1eed d\u1ee5ng ch\u00e2n kh\u00f4ng l\u00e0m tham chi\u1ebfu.<\/td>\n<\/tr>\n
PSIG (C\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t PSI)<\/b><\/td>\u0110o \u00e1p su\u1ea5t s\u1eed d\u1ee5ng \u00e1p su\u1ea5t kh\u00f4ng kh\u00ed xung quanh l\u00e0m tham chi\u1ebfu.<\/td>\n<\/tr>\n
PH\u1ea0M VI<\/b><\/td>Ph\u1ea1m vi gi\u00e1 tr\u1ecb m\u00e0 \u0111\u1ed3ng h\u1ed3 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng b\u1ecb qu\u00e1 t\u1ea3i, v\u00ed d\u1ee5: 0-100ppm<\/td>\n<\/tr>\n
\u0110\u1ed9 l\u1eb7p l\u1ea1i<\/b><\/td>Kh\u1ea3 n\u0103ng c\u1ee7a m\u1ed9t thi\u1ebft b\u1ecb ghi l\u1ea1i c\u00f9ng m\u1ed9t gi\u00e1 tr\u1ecb \u0111o trong c\u00e1c l\u1ea7n \u0111o li\u00ean ti\u1ebfp c\u1ee7a c\u00f9ng m\u1ed9t \u0111\u1ea7u v\u00e0o.<\/td>\n<\/tr>\n
QUY\u1ebeT \u0110\u1ecaNH<\/b><\/td>M\u1ee9c \u0111\u1ed9 m\u00e0 c\u00e1c gi\u00e1 tr\u1ecb g\u1ea7n nh\u01b0 b\u1eb1ng nhau c\u1ee7a m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n bi\u1ec7t. Trong c\u00e1c \u0111\u1ed3ng h\u1ed3 k\u1ef9 thu\u1eadt s\u1ed1, gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c \u0111\u1ea1i di\u1ec7n b\u1edfi s\u1ef1 thay \u0111\u1ed5i m\u1ed9t ch\u1eef s\u1ed1 \u1edf ch\u1eef s\u1ed1 \u00edt quan tr\u1ecdng nh\u1ea5t.<\/td>\n<\/tr>\n
\u0110\u1ed8 NH\u1ea0Y<\/b><\/td>\u0110\u1ed9 thay \u0111\u1ed5i t\u1ed1i thi\u1ec3u c\u1ee7a \u0111\u1ea7u v\u00e0o m\u00e0 thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 ph\u1ea3n h\u1ed3i.<\/td>\n<\/tr>\n
T\u1ea0O L\u1edaP B\u1ea2O V\u1ec6<\/b><\/td>M\u1ed9t l\u1edbp ph\u1ee7 d\u1eabn \u0111i\u1ec7n b\u1ea3o v\u1ec7 cung c\u1ea5p \u0111\u01b0\u1eddng d\u1eabn c\u00f3 \u0111i\u1ec7n tr\u1edf th\u1ea5p nh\u1ea5t \u0111\u1ebfn \u0111\u1ea5t \u0111\u1ec3 ch\u1ed1ng l\u1ea1i nhi\u1ec5u t\u1eeb b\u00ean ngo\u00e0i.<\/td>\n<\/tr>\n
\u0110i\u1ec1u ch\u1ec9nh kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c thanh gi\u1eb1ng<\/b><\/td>Kh\u1ea3 n\u0103ng \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 nh\u1ea1y c\u1ee7a m\u1ed9t thi\u1ebft b\u1ecb \u0111\u1ec3 hi\u1ec3n th\u1ecb gi\u00e1 tr\u1ecb.<\/td>\n<\/tr>\n
Th\u1eddi gian ph\u1ea3n h\u1ed3i T90<\/b><\/td>Th\u1eddi gian c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u1ea3m bi\u1ebfn ph\u1ea3n h\u1ed3i v\u1edbi 90% c\u1ee7a t\u1ed5ng s\u1ef1 thay \u0111\u1ed5i do t\u00edn hi\u1ec7u b\u01b0\u1edbc g\u00e2y ra.<\/td>\n<\/tr>\n
B\u1ed9 ph\u00e1t hai d\u00e2y<\/b><\/td>C\u1ea5u h\u00ecnh thi\u1ebft b\u1ecb trong \u0111\u00f3 t\u00edn hi\u1ec7u \u0111\u1ea7u ra v\u00e0 ngu\u1ed3n \u0111i\u1ec7n \u0111\u1ea7u v\u00e0o chia s\u1ebb hai d\u00e2y. Ngu\u1ed3n \u0111i\u1ec7n \u0111\u01b0\u1ee3c truy\u1ec1n qua m\u1ed9t d\u00e2y v\u00e0 \u0111\u01b0\u1ee3c tr\u1ea3 v\u1ec1 h\u1ec7 th\u1ed1ng PLC ho\u1eb7c DCS th\u00f4ng qua t\u00edn hi\u1ec7u 4 \u2013 20mA tr\u00ean d\u00e2y c\u00f2n l\u1ea1i. Trong h\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p, t\u00edn hi\u1ec7u n\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c c\u00e1ch ly.<\/td>\n<\/tr>\n
\u0110i\u1ec1u ch\u1ec9nh kh\u00f4ng calo<\/b><\/td>Kh\u1ea3 n\u0103ng \u0111i\u1ec1u ch\u1ec9nh m\u1ed9t thi\u1ebft b\u1ecb sao cho \u0111\u1ea7u ra b\u1eb1ng kh\u00f4ng ho\u1eb7c hi\u1ec3n th\u1ecb b\u1eb1ng kh\u00f4ng t\u01b0\u01a1ng \u1ee9ng v\u1edbi m\u1ed9t t\u00edn hi\u1ec7u \u0111\u1ea7u v\u00e0o c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 0V ho\u1eb7c 4mA.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

Home Also referred to as a vocabulary or definition of terms, we have put together some common terms that come up in reference to our precision O2 sensors.\u00a0 If you run across a term you are not familiar with, contact us.<\/p>","protected":false},"author":6,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-420","page","type-page","status-publish","hentry"],"yoast_head":"\nGlossary of Oxygen & Industrial Gas Terms | SSO2<\/title>\n<meta name=\"description\" content=\"Comprehensive glossary of oxygen sensors, O\u2082 analyzers, and industrial gas terminology to help you understand key concepts and equipment for safe operations.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sso2.com\/vi\/glossary\/\" \/>\n<meta property=\"og:locale\" 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