{"id":3128,"date":"2021-03-04T12:18:28","date_gmt":"2021-03-04T11:18:28","guid":{"rendered":"https:\/\/jvelektronika.cz\/?page_id=3128"},"modified":"2021-03-04T12:18:29","modified_gmt":"2021-03-04T11:18:29","slug":"analyzatory-siti-paq","status":"publish","type":"page","link":"https:\/\/jvelektronika.cz\/?page_id=3128","title":{"rendered":"Analyz\u00e1tory s\u00edt\u00ed PAQ"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p> Jedn\u00e1 se o z\u00e1kladn\u00ed \u0159adu analyz\u00e1tor\u016f, kter\u00e9 jsou d\u00edky sv\u00fdm parametr\u016fm vhodn\u00e9 jak pro m\u011b\u0159en\u00ed z\u00e1kladn\u00edch veli\u010din. <\/p>\n\n\n\n<p> Jako je nap\u011bt\u00ed a proud, tak dal\u0161\u00edch veli\u010din, jako je nap\u0159\u00edklad pod\u00edl vy\u0161\u0161\u00edch harmonick\u00fdch, v\u00fdkon \u010di Cos\u03c6. Analyz\u00e1tory jsou vhodn\u00e9 i pro aplikace, kter\u00e9 vy\u017eaduj\u00ed p\u0159esn\u011bj\u0161\u00ed m\u011b\u0159en\u00ed. Jednou z hlavn\u00edch v\u00fdhod analyz\u00e1tor\u016f je vzorkovac\u00ed frekvence, kter\u00e1 je jednou z nejv\u011bt\u0161\u00edch v t\u00e9to kategorii analyz\u00e1tor\u016f na trhu a \u010din\u00ed 25,6 kHz (pro 50 Hz) a 30,72 k Hz (pro 60 Hz). Vzorkovac\u00ed frekvence zaru\u010duje vysokou p\u0159esnost m\u011b\u0159en\u00ed. Dle normy EN 61000-4-30 jsou nap\u011bt\u00ed a proudy m\u011b\u0159eny nep\u0159etr\u017eit\u011b ka\u017edou periodu a ve v\u0161ech f\u00e1z\u00edch. Hodnoty na displeji jsou pak aktualizov\u00e1ny ka\u017edou sekundu. <\/p>\n\n\n\n<p> Analyz\u00e1tory PAQ se vyr\u00e1b\u011bj\u00ed ve vestavn\u00e9m proveden\u00ed do dve\u0159\u00ed rozv\u00e1d\u011b\u010de \u010di panelu s v\u00fd\u0159ezem 92 x 92 mm. Mont\u00e1\u017e do v\u00fd\u0159ezu je jednoduch\u00e1 bez nutnosti pou\u017eit\u00ed jak\u00e9hokoliv n\u00e1stroje. Novinkou leto\u0161n\u00edho jara je proveden\u00ed na DIN li\u0161tu. Ur\u010den\u00e9 je p\u0159edev\u0161\u00edm do rozvodnic \u010di men\u0161\u00edch rozv\u00e1d\u011b\u010d\u016f, kde nen\u00ed pot\u0159eba m\u00edt displej na dve\u0159\u00edch nebo ho nen\u00ed mo\u017en\u00e9 um\u00edstit na dve\u0159e. Proveden\u00ed na DIN li\u0161tu m\u011b\u0159\u00ed stejn\u00e9 veli\u010diny, m\u00e1 stejnou p\u0159esnost m\u011b\u0159en\u00ed jako vestavn\u00e9 proveden\u00ed. Jedn\u00e1 se pouze o odli\u0161nou mont\u00e1\u017e. <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" loading=\"lazy\" width=\"800\" height=\"378\" src=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvans01.jpg\" alt=\"\" class=\"wp-image-3129\" srcset=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvans01.jpg 800w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvans01-300x142.jpg 300w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvans01-768x363.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p> Ob\u011b proveden\u00ed maj\u00ed nez\u00e1visl\u00e9 nap\u00e1jen\u00ed. Nejsou tedy nap\u00e1jeny ze svorek, kter\u00e9 z\u00e1rove\u0148 slou\u017e\u00ed pro m\u011b\u0159en\u00ed. Lze zvolit dva rozsahy nap\u00e1jen\u00ed AC\/DC 85 \u2013 265 V nebo proveden\u00ed na ni\u017e\u0161\u00ed nap\u011bt\u00ed AC\/DC 24 \u2013 65 V. Nez\u00e1visl\u00e9 nap\u00e1jen\u00ed je v\u00fdhodn\u00e9, pokud pot\u0159ebujete m\u011bnit nastaven\u00ed analyz\u00e1toru nebo \u010d\u00edst n\u011bkter\u00e9 hodnoty b\u011bhem s\u00ed\u0165ov\u00e9ho v\u00fdpadku. Samoz\u0159ejmost\u00ed je pak p\u0159ipojen\u00ed na n\u011bjak\u00fd z\u00e1lo\u017en\u00ed zdroj, nap\u0159. UPS <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" loading=\"lazy\" width=\"496\" height=\"250\" src=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvenp\u0159ev02.jpg\" alt=\"\" class=\"wp-image-3130\" srcset=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvenp\u0159ev02.jpg 496w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvenp\u0159ev02-300x151.jpg 300w\" sizes=\"(max-width: 496px) 100vw, 496px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p> Analyz\u00e1tory s\u00edt\u00ed PAQ maj\u00ed mo\u017enost p\u0159ipojen\u00ed k datov\u00e9 komunikaci. U vestavn\u00e9ho proveden\u00ed lze zvolit Modbus RTU (RS485) \u010di Profibus. Proveden\u00ed na DIN li\u0161tu m\u00e1 pouze jednu mo\u017enost, a to p\u0159ipojen\u00ed na Modbus RTU (RS485). P\u0159es komunikaci lze p\u0159en\u00e1\u0161et v\u0161echny nam\u011b\u0159en\u00e9 hodnoty. Pokud v m\u00edst\u011b instalace nen\u00ed dostupn\u00e1 datov\u00e1 komunikace, je mo\u017enost vyu\u017e\u00edt tzv. p\u0159evodn\u00edk\u016f pro z\u00edsk\u00e1n\u00ed dat z analyz\u00e1tor\u016f PAQ. V p\u0159\u00edpad\u011b pou\u017eit\u00ed p\u0159evodn\u00edk\u016f mus\u00ed m\u00edt analyz\u00e1tor v\u017edy Modbus RTU (RS485). Aktu\u00e1ln\u011b nab\u00edz\u00edme p\u0159evodn\u00edk z Modbus RTU na USB, pomoc\u00ed kter\u00e9ho lze propojit analyz\u00e1tor p\u0159\u00edmo s po\u010d\u00edta\u010dem. Tento typ p\u0159evodn\u00edku lze tak\u00e9 pou\u017e\u00edt v p\u0159\u00edpad\u011b, \u017ee v dan\u00e9 instalaci zat\u00edm nen\u00ed p\u0159ipravena datov\u00e1 komunikace po protokolu Mudbus RTU. Tuto s\u00ed\u0165 si m\u016f\u017eete vytvo\u0159it sami po propojen\u00ed a\u017e 32 analyz\u00e1tor\u016f na jeden p\u0159evodn\u00edk. Novinkou leto\u0161n\u00edho jara je dal\u0161\u00ed typ p\u0159evodn\u00edku, a to je p\u0159evodn\u00edk Modbus RTU na LAN. Tento p\u0159evodn\u00edk bude umo\u017enovat takt\u00e9\u017e p\u0159ipojen\u00ed a\u017e 32 analyz\u00e1tor\u016f <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" loading=\"lazy\" width=\"800\" height=\"542\" src=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvanm\u011b\u015903.jpg\" alt=\"\" class=\"wp-image-3131\" srcset=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvanm\u011b\u015903.jpg 800w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvanm\u011b\u015903-300x203.jpg 300w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvanm\u011b\u015903-768x520.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p> Pokud nem\u00e1te mo\u017enost analyz\u00e1tor PAQ p\u0159ipojit k datov\u00e9 komunikaci, a p\u0159esto chcete zaznamen\u00e1vat nam\u011b\u0159en\u00e9 hodnoty, lze pou\u017e\u00edt proveden\u00ed s intern\u00ed pam\u011bt\u00ed 1 GB. Jedn\u00e1 se o jednu z nejvy\u0161\u0161\u00edch vnit\u0159n\u00edch pam\u011bt\u00ed podobn\u00fdch analyz\u00e1tor\u016f na trhu. Vy si jednodu\u0161e nastav\u00edte, jak\u00e9 parametry chcete zaznamen\u00e1vat a s jakou periodou. V\u0161echny veli\u010diny se nastavuj\u00ed pomoc\u00ed software, o kter\u00e9m bude je\u0161t\u011b \u0159e\u010d. V software je takt\u00e9\u017e vid\u011bt, jak dlouho bude trvat zapln\u011bn\u00ed pam\u011bti p\u0159i zadan\u00fdch parametrech a dan\u00e9 period\u011b zaznamen\u00e1v\u00e1n\u00ed. Po ub\u011bhnut\u00ed t\u00e9to doby se za\u010dne pam\u011b\u0165 p\u0159episovat. Nap\u0159. p\u0159i m\u011b\u0159en\u00ed deseti z\u00e1kladn\u00edch veli\u010din a \u010dasov\u00e9 period\u011b 1 minuta je to v\u00edce ne\u017e dva roky. Sta\u010d\u00ed se tedy p\u0159ipojit po\u010d\u00edta\u010dem nap\u0159. jednou za rok, st\u00e1hnout si ulo\u017een\u00e1 data a nad\u00e1le s nimi pracovat.<br>Analyz\u00e1tor m\u00e1 tak\u00e9 z\u00e1znam odb\u011brov\u00fdch profil\u016f a\u017e pro 4 tarify (zjednodu\u0161en\u011b elektrom\u011bry). Nastaven\u00ed jednotliv\u00fdch tarif\u016f, \u010dasov\u00e9 periody je mo\u017en\u00e9 takt\u00e9\u017e pomoc\u00ed software. Kdy\u017e pomineme z\u00e1kladn\u00ed m\u011b\u0159en\u00ed celkov\u00e9 spot\u0159eby je mo\u017en\u00e9 si tak\u00e9 nastavit \u010dtvrthodinov\u00e9 maximum nebo si nap\u0159\u00edklad nastavit m\u011b\u0159en\u00ed spot\u0159eby ve v\u00fdrob\u011b pro jednu \u010di druhou sm\u011bnu. <\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" loading=\"lazy\" width=\"800\" height=\"381\" src=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvansoft05.jpg\" alt=\"\" class=\"wp-image-3132\" srcset=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvansoft05.jpg 800w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvansoft05-300x143.jpg 300w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvansoft05-768x366.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p> Bylo by dobr\u00e9 \u0159\u00edct tak\u00e9 n\u011bco k samotn\u00e9mu software. Nejd\u0159\u00edve bych cht\u011bl poznamenat, \u017ee cel\u00fd software na rozd\u00edl od jin\u00fdch je \u00fapln\u011b zdarma ke sta\u017een\u00ed na na\u0161ich webov\u00fdch str\u00e1nk\u00e1ch v sekci ke sta\u017een\u00ed. Software m\u016f\u017eou pou\u017e\u00edvat i lid\u00e9, kte\u0159\u00ed nevl\u00e1dnou ciz\u00edm jazyk\u016fm, jeliko\u017e je cel\u00fd v \u010desk\u00e9m jazyce. Nic m\u00e9n\u011b je mo\u017enost nastavit i jin\u00fd jazyk ne\u017e \u010de\u0161tinu. Program se skl\u00e1d\u00e1 ze dvou \u010d\u00e1st\u00ed, prvn\u00ed \u010d\u00e1st slou\u017e\u00ed pro nastaven\u00ed neboli parametrizaci a druhou je samotn\u00e1 datab\u00e1ze. V\u011bt\u0161inu nastaven\u00ed pro standardn\u00ed provoz analyz\u00e1toru zad\u00e1te p\u0159\u00edmo na p\u0159\u00edstroji, ale pokud pot\u0159ebujete p\u0159esn\u011bj\u0161\u00ed nastaven\u00ed \u010di specifikaci veli\u010din nap\u0159\u00edklad pro ukl\u00e1d\u00e1n\u00ed hodnot do pam\u011bti, pak je nutn\u00e9 pou\u017e\u00edt software. Druh\u00e1 \u010d\u00e1st, jak u\u017e jsem poznamenal, je samotn\u00e1 datab\u00e1ze, kde se v\u00e1m po p\u0159ipojen\u00ed zaznamen\u00e1vaj\u00ed nam\u011b\u0159en\u00e9 hodnoty a vy s t\u011bmito daty m\u016f\u017eete nad\u00e1le pracovat a vyhodnocovat je p\u0159\u00edmo v samotn\u00e9m software .<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" loading=\"lazy\" width=\"800\" height=\"373\" src=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvansoft06.jpg\" alt=\"\" class=\"wp-image-3133\" srcset=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvansoft06.jpg 800w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvansoft06-300x140.jpg 300w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2021\/03\/jvansoft06-768x358.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p> Analyz\u00e1tor m\u016f\u017ee m\u00edt tak\u00e9 t\u0159i rel\u00e9ov\u00e9 v\u00fdstupy a \u010dty\u0159i programovateln\u00e9 digit\u00e1ln\u00ed vstupy\/v\u00fdstupy. Vstupy a v\u00fdstupy umo\u017e\u0148uj\u00ed nap\u0159. extern\u00ed signalizaci dosa\u017een\u00fdch veli\u010din. Vstupy a v\u00fdstupy lze tak\u00e9 nap\u0159\u00edklad pou\u017e\u00edt pro ovl\u00e1d\u00e1n\u00ed jin\u00fdch za\u0159\u00edzen\u00ed p\u0159i p\u0159ekro\u010den\u00ed hodnoty n\u011bkter\u00e9 z nam\u011b\u0159en\u00fdch veli\u010din. Digit\u00e1ln\u00ed vstupy a v\u00fdstupy si lze nastavit dle p\u0159ednastaven\u00fdch jednoduch\u00fdch logick\u00fdch kompar\u00e1tor\u016f v software anebo lze nastavit vlastn\u00ed funkci pomoc\u00ed grafick\u00e9ho n\u00e1vrh\u00e1\u0159e. Je to podobn\u00e9 nastaven\u00ed jako na PLC, ale mnohem jednodu\u0161\u0161\u00ed .<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Zdroj informac\u00ed: http:\/\/www.oez.cz\/<\/p>\n\n\n\n<p>Publikov\u00e1no dne 4. 3. 2021<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Jedn\u00e1 se o z\u00e1kladn\u00ed \u0159adu analyz\u00e1tor\u016f, kter\u00e9 jsou d\u00edky sv\u00fdm parametr\u016fm vhodn\u00e9 jak pro m\u011b\u0159en\u00ed z\u00e1kladn\u00edch veli\u010din. Jako je nap\u011bt\u00ed a proud, tak dal\u0161\u00edch veli\u010din, jako je nap\u0159\u00edklad pod\u00edl vy\u0161\u0161\u00edch harmonick\u00fdch, v\u00fdkon \u010di Cos\u03c6. Analyz\u00e1tory jsou vhodn\u00e9 i pro aplikace, kter\u00e9 vy\u017eaduj\u00ed p\u0159esn\u011bj\u0161\u00ed m\u011b\u0159en\u00ed. Jednou z hlavn\u00edch v\u00fdhod analyz\u00e1tor\u016f je [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3129,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"_links":{"self":[{"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/pages\/3128"}],"collection":[{"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3128"}],"version-history":[{"count":1,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/pages\/3128\/revisions"}],"predecessor-version":[{"id":3134,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/pages\/3128\/revisions\/3134"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/media\/3129"}],"wp:attachment":[{"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3128"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}