{"id":6537,"date":"2023-09-18T18:49:43","date_gmt":"2023-09-18T10:49:43","guid":{"rendered":"https:\/\/www.dcl-controls.com\/?p=6537"},"modified":"2025-04-18T14:03:10","modified_gmt":"2025-04-18T06:03:10","slug":"gb-t-3369-1-2008-iec-60381-1-1982","status":"publish","type":"post","link":"https:\/\/www.dcl-controls.com\/is_is\/support\/ts-actuator\/gb-t-3369-1-2008-iec-60381-1-1982","title":{"rendered":"Rafmagns m\u00f3tor n\u00faverandi merki 4-20mA vi\u00f0 standard\u2013GB\/T 3369.1\u20142008\/r\u00e1\u00f0gj\u00f6f var\u00f0andi 60381-1:1982"},"content":{"rendered":"
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Vi\u00f0 standard fyrir rafmagns m\u00f3tor n\u00faverandi merki 4-20mA: \u00ed<\/p>

  • Hli\u00f0st\u00e6\u00f0um merki fyrir ferli eftirlitskerfi Hluti 1: ST n\u00faverandi merki (GB\/T 3369.1-2008\/r\u00e1\u00f0gj\u00f6f var\u00f0andi 60381-1:1982)<\/li>
  • Hli\u00f0st\u00e6\u00f0a merki fyrir ferli eftirlitskerfi\u2014Hluti 1:Bein n\u00faverandi merki(r\u00e1\u00f0gj\u00f6f var\u00f0andi 60381-1:1982,R)<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"GB\/T\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Form\u00e1la<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    GB\/T 3369 "Hli\u00f0st\u00e6\u00f0um Merki fyrir Ferli eftirlitskerfi" er skipt \u00ed eftirfarandi tveimur hlutum: \u00ed
    \u2014Hluti 1: ST n\u00faverandi merki \u951b
    \u2013Hluti 2: ST spenna merki.
    \u00deessi hluti er skipt \u00ed li\u00f0 1 GB\/T 3369.
    \u00deessi hluti er jafngildi a\u00f0 r\u00e1\u00f0gj\u00f6f var\u00f0andi 60381-1:1982 "Hli\u00f0st\u00e6\u00f0um Merki fyrir Ferli eftirlitskerfi Hluti 1: ST N\u00faverandi Merki" (ensk \u00fatg\u00e1fa).
    Samkv\u00e6mt GB\/T1.1-2000 "V\u00f6rugeymslu Vinna Lei\u00f0beiningum Hluti 1: Standard Uppbyggingu og Skrifa Reglur", r\u00e1\u00f0gj\u00f6f var\u00f0andi 60381-1:
    1982 eftirfarandi ritstj\u00f3rn breytingar voru ger\u00f0ar: \u00ed
    a) "\u00deetta venjulega" var breytt \u00ed "\u00feessi hluti";
    b) Eytt form\u00e1la r\u00e1\u00f0gj\u00f6f var\u00f0andi 60381-1:1982 \u951b
    c) Hvar \u00fea\u00f0 er "r\u00e1\u00f0gj\u00f6f var\u00f0andi 60381", breyta \u00fev\u00ed a\u00f0 "GB\/T 3369";
    d) Nota kommu". "\u00cd sta\u00f0 komma eins og kommu",";
    \u00deessi hluti sta\u00f0 GB\/T 3369-1989 "Hli\u00f0st\u00e6\u00f0um ST N\u00faverandi Merki fyrir I\u00f0na\u00f0ar Sj\u00e1lfvirkni Hlj\u00f3\u00f0f\u00e6ri".
    Mi\u00f0a\u00f0 vi\u00f0 GB\/T 3369-1989 \u00ed \u00feessum hluta, helstu breytingar eru sem h\u00e9r segir: \u00ed
    - \u00c1 standard nafn var breytt fr\u00e1 "Hli\u00f0st\u00e6\u00f0um ST n\u00faverandi merki fyrir I\u00f0na\u00f0ar sj\u00e1lfvirkni hlj\u00f3\u00f0f\u00e6ri" til "Hli\u00f0st\u00e6\u00f0um merki fyrir Stj\u00f3rn Ferli Hluti 1": \u00ed
    FL n\u00faverandi merki\u300b;
    - "\u00deetta venjulega" var breytt \u00ed "\u00feessi hluti";
    - Umfang ums\u00f3kn: GB\/T 3369-1989 \u00e1tt a\u00f0 nota r\u00e1\u00f0gj\u00f6f var\u00f0andi 60381-1:1982, umfang forrit er i\u00f0na\u00f0ar sj\u00e1lfvirkni hlj\u00f3\u00f0f\u00e6ri; \u00feetta standard jafngildir \u00fev\u00ed a\u00f0 nota r\u00e1\u00f0gj\u00f6f var\u00f0andi 60381-1:1982, umfang forrit er i\u00f0na\u00f0ar ferli m\u00e6lingar og eftirlitskerfi (Kafli 1 af GB\/T 3369-1989; Kafli 1 \u00feessa hluti);
    - Breyting "industrial sj\u00e1lfvirkni t\u00e6ki" \u00ed svigr\u00fam til a\u00f0 "hluti af" (Kafli 1 af GB\/T3369\u20141989; Kafli 1 \u00feessa hluti);
    - \u00c1 kj\u00f6rum og skilgreiningar "aflgjafa" og "g\u00e1ra efni aflgjafa spenna" hafa veri\u00f0 b\u00e6tt vi\u00f0 var\u00f0ar og skilgreiningar "aflgjafa" og "g\u00e1ra efni aflgjafa spenna" \u00ed var\u00f0ar og skilgreiningar kafla (2.9, 2.10 af \u00feessum kafla);
    -\u00c1 "aflgjafa" kr\u00f6fu (3.7 af \u00feessum kafla) hefur veri\u00f0 b\u00e6tt vi\u00f0 t\u00e6knilega kr\u00f6fur kafla.
    \u00deessi hluti er lagt af K\u00edna V\u00e9lar I\u00f0na\u00f0ur Samt\u00f6k.
    \u00deessi hluti er mi\u00f0l\u00e6g me\u00f0 anna\u00f0 Undir-T\u00e6knilega Nefnd National T\u00e6knilega Nefnd um V\u00f6rugeymslu I\u00f0na\u00f0ar Ferli M\u00e6lingar og Stj\u00f3rn.
    Ger\u00f0 eining \u00e1byrgur fyrir \u00feessu hluti: Su\u00f0vestur H\u00e1sk\u00f3la, K\u00edna Silian T\u00e6kjab\u00fana\u00f0i H\u00f3pur.
    Taka \u00fe\u00e1tt ger\u00f0 einingar \u00ed \u00feessum hluta: Stofnunarinnar Alhli\u00f0a T\u00e6kni og Hagfr\u00e6\u00f0i V\u00e9lar I\u00f0na\u00f0ur T\u00e6kjab\u00fana\u00f0i, og Beijing Stofnun V\u00e9lar I\u00f0na\u00f0ur Sj\u00e1lfvirkni. Helstu drafters \u00feessa hluti: Liu Feng, Hins Jiancheng, Guangzhou Peijun, og Liu Jin.
    Taka \u00fe\u00e1tt drafters \u00ed \u00feessum hluta: Feng Xiaosheng og Xie Bingbing.
    Fyrri losar um sta\u00f0la nota\u00f0 \u00ed \u00feessum kafla eru: \u00ed
    \u2013GB 3369\u2014 1982;
    \u2013GB\/T 3369-1989.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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    Hli\u00f0st\u00e6\u00f0um merki fyrir stj\u00f3rn ferli<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Hluti 1: ST n\u00faverandi Merki<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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    1 svi\u00f0<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    \u00deetta kafla skilgreinir hli\u00f0st\u00e6\u00f0um ST n\u00faverandi merki nota\u00f0 til a\u00f0 senda uppl\u00fdsingar milli kerfi hluti \u00ed i\u00f0na\u00f0i ferli m\u00e6lingar og eftirlitskerfi. \u00deessi hluti er ekki um merki sem nota\u00f0ar eru alveg inni hluti.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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    2 Var\u00f0ar og skilgreiningar<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Eftirfarandi var\u00f0ar og skilgreiningar eiga vi\u00f0 \u00feennan kafla.
    2.1<\/strong>
    \u00de\u00e6tti i\u00f0na\u00f0ar-ferli m\u00e6lingar og eftirlitskerfi \u00fe\u00e6tti i\u00f0na\u00f0ar-ferli m\u00e6lingar og eftirlitskerfi<\/strong>
    Hagn\u00fdtur eining til a\u00f0 umbreyta, vinnslu, e\u00f0a senda m\u00e6lt gildi, stj\u00f3rna breytum, stj\u00f3rna\u00f0 breytum, og v\u00edsa\u00f0 breytum, og \u00e1fastri samsetning t\u00e6ki.
    2.2<\/strong>
    Hli\u00f0st\u00e6\u00f0um bein n\u00faverandi merki hli\u00f0st\u00e6\u00f0um bein n\u00faverandi merki<\/strong>
    \u00cd i\u00f0na\u00f0ar ferli m\u00e6lingar og eftirlitskerfi, DC n\u00faverandi merki nota\u00f0 til a\u00f0 senda uppl\u00fdsingar sem breytist \u00ed samfellt h\u00e1tt innan hennar svi\u00f0.
    2.3<\/strong>
    \u00darval af hli\u00f0st\u00e6\u00f0um bein n\u00faverandi merki svi\u00f0 hli\u00f0st\u00e6\u00f0um bein n\u00faverandi merki<\/strong>
    Allt \u00ed gildi sem eru innan skilgreind takm\u00f6rk.
    2.4<\/strong>
    Ne\u00f0ri ne\u00f0ri<\/strong>
    L\u00e1gmarks gildi tilgreint svi\u00f0.
    Athugi\u00f0: ne\u00f0ri gildi er h\u00e6gt a\u00f0 n\u00fall e\u00f0a endanlegt gildi. Ef \u00fea\u00f0 er n\u00fall, \u00fea\u00f0 er kalla\u00f0 "satt n\u00fall", og ef \u00fea\u00f0 er endanlegt gildi, \u00fea\u00f0 er kalla\u00f0 "a\u00f0 lifa n\u00fall".
    2.5<\/strong>
    Efri m\u00f6rk<\/strong>
    H\u00e1marks gildi tilgreint svi\u00f0.
    2.6<\/strong>
    Hla\u00f0a vi\u00f0n\u00e1m<\/strong>
    Summa vi\u00f0n\u00e1m \u00f6ll tengd f\u00e1 \u00fe\u00e6tti og tengja l\u00ednur \u00ed merki hringr\u00e1s.
    2.7<\/strong>
    G\u00e1ra efni bein n\u00faverandi merki g\u00e1ra efni bein n\u00faverandi merki<\/strong>
    Hlutfall af h\u00e1marki til h\u00e1marki \u00ed AC hluti \u00e1 svi\u00f0 \u00ed hli\u00f0st\u00e6\u00f0um ST n\u00faverandi merki.
    2.8<\/strong>
    Merki hringr\u00e1s sameiginlegt l\u00ednu merki hringr\u00e1s algengt<\/strong>
    Margar "merki" brautir getur hafa sameiginlegt bein rafmagns tengslum l\u00ednur, og sameiginlegum l\u00ednur \u00feetta "merki" hringr\u00e1s getur veri\u00f0 bygg\u00f0 e\u00f0a ungrounded.<\/p>\n

    2.9<\/strong>
    Aflgjafa<\/strong>
    Me\u00f0 \u00fev\u00ed a\u00f0 veita \u00fearf ST aflgjafa, kerfi hluti h\u00e6gt a\u00f0 b\u00faa til ST n\u00faverandi merki.<\/p>\n

    2.10<\/strong>
    G\u00e1ra efni aflgjafa spenna g\u00e1ra efni aflgjafa spenna<\/strong>
    Hlutfall af h\u00e1marki til h\u00e1marki \u00ed AC hluti til \u00ed raun aflgjafa spennu.
    <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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    3 T\u00e6knilega kr\u00f6fur<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    3.1 bilinu hli\u00f0st\u00e6\u00f0um ST n\u00faverandi merki<\/strong><\/p>

    Bor\u00f0 1 s\u00fdnir svi\u00f0 a\u00f0 hli\u00f0st\u00e6\u00f0um ST n\u00faverandi merki \u00e6tti a\u00f0 hafa.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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    Bor\u00f0 1 bilinu ST n\u00faverandi merki<\/th>\n<\/tr>\n<\/thead>\n
    Ne\u00f0ri\/mA<\/td>Efri m\u00f6rk\/mA<\/td>\n<\/tr>\n
    4
    \n0<\/td>    		20(a)
    \n20(b)<\/td>\n<\/tr>\n
    valinn gildi.
    \nb er ekki besti gildi og ver\u00f0ur loka\u00f0 \u00ed framt\u00ed\u00f0inni.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    3.2 gildi fyrir utan \u00fej\u00f3nustusv\u00e6\u00f0is \u00ed hli\u00f0st\u00e6\u00f0um ST n\u00faverandi merki<\/span><\/strong><\/p>\n

    \u00cd m\u00e1li\u00f0 af \u00fev\u00ed a\u00f0 nota valinn merki, gildi 0mA er fr\u00e1teki\u00f0 fyrir gefur til kynna merki hringr\u00e1s bilun e\u00f0a rafmagni\u00f0.
    3.3 G\u00e1ra efni ST n\u00faverandi merki<\/strong>
    G\u00e1ra efni \u00e1 merki \u00e6tti a\u00f0 vera tilgreint og \u00e6tti ekki meira en 3%.
    \u00cd tilviki \u00fear uppl\u00fdsingar er teki\u00f0 fr\u00e1 tafarlaus gildi merki, til d\u00e6mis, \u00ed stafr\u00e6nu kerfi \u00fe\u00e1ttur me\u00f0 hratt multiplexing, mynstri \u00fe\u00e1ttur \u00e6tti a\u00f0 vera uppgefin.
    Bylgja efni.
    3.4 Merki sameiginlegt l\u00ednu<\/strong>
    Sameiginlegt merki l\u00ednu \u00e6tti a\u00f0 vera l\u00e6gsta hugsanlega t\u00edmapunkti \u00ed merki hringr\u00e1s. Ef merki sameiginlegt l\u00edna er tengdur vi\u00f0 aflgjafa, \u00fea\u00f0 \u00e6tti a\u00f0 vera tengdur til a\u00f0 neikv\u00e6\u00f0 terminal aflgjafa (e\u00f0a 0 V terminal af tv\u00edskauta aflgjafa).
    Um 3,5 jar\u00f0tengingu<\/strong>
    Ef merki brautinni \u00fearf a\u00f0 vera \u00ed banni, neikv\u00e6\u00f0 terminal merki sameiginlegt l\u00ednu e\u00f0a aflgjafa (e\u00f0a 0V terminal af tv\u00edskauta aflgjafa) \u00e6tti a\u00f0 vera tengdur til jar\u00f0ar.
    3,6 er \u00e1lag vi\u00f0n\u00e1m<\/strong>
    Sending e\u00f0a eftirlitskerfi \u00fe\u00e1ttur \u00e6tti a\u00f0 vera f\u00e6r um a\u00f0 st\u00f6\u00f0ugt a\u00f0 keyra allir \u00e1lag \u00e1 milli 0\u03a9 og 300\u03a9.
    3.7 aflgjafa<\/strong>
    Hva\u00f0a sendandi kerfi \u00fe\u00e1ttur sem notar utana\u00f0komandi aflgjafa, \u00feegar aflgjafa spenna er \u00e1 20 V (D. C )\uff5e30 V(D. C ) \u00deegar \u00fea\u00f0 breytingar \u00e1 milli, \u00fea\u00f0 \u00e6tti a\u00f0 vera f\u00e6r um a\u00f0 starfa e\u00f0lilega.
    G\u00e1ra efni aflgjafa spenna \u00e6tti a\u00f0 vera tilgreint, og \u00e6tti ekki a\u00f0 fara yfir 10% af nafn aflgjafa spennu.
    St\u00f6\u00f0ugt aflgjafa \u00e6tti a\u00f0 vera notu\u00f0.
    \u00cd \u00fev\u00ed skyni a\u00f0 meta og bera einkenni kerfi hluti, \u00fea\u00f0 er m\u00e6lt me\u00f0 \u00fev\u00ed a\u00f0 nota 24 V (D. C ) tilv\u00edsun aflgjafa spennu.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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    \n\t\t\t\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Tengjast t\u00e6knilega greinar: \u00ed<\/p>