{"id":1349,"date":"2021-03-23T17:23:07","date_gmt":"2021-03-23T17:23:07","guid":{"rendered":"https:\/\/kcsensor.com\/?post_type=product&p=1349"},"modified":"2025-02-24T08:49:43","modified_gmt":"2025-02-24T08:49:43","slug":"online-cod-water-quality-analyzer-kcd600","status":"publish","type":"product","link":"https:\/\/www.kcsensor.com\/cs\/product\/online-cod-water-quality-analyzer-kcd600\/","title":{"rendered":"Online analyz\u00e1tor kvality vody COD KCD600"},"content":{"rendered":"

<\/a>Technick\u00e9 parametry<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Model<\/td>\nKCD600<\/td>\n<\/tr>\n
Monitorovac\u00ed parametr<\/td>\nCHSK<\/td>\n<\/tr>\n
Metoda<\/td>\nOxidace dichrom\u00e1tem draseln\u00fdm, spektrofotometrie<\/td>\n<\/tr>\n
Rozsah<\/td>\nRozsahy (0\u20131 000) mg\/l a (10\u201340 000) mg\/l lze roz\u0161\u00ed\u0159it<\/td>\n<\/tr>\n
Zobrazovac\u00ed jednotka<\/td>\n12232 bodov\u00fd displej, 7palcov\u00fd dotykov\u00fd LCD displej \u2013 dvojit\u00fd displej<\/td>\n<\/tr>\n
Re\u017eim m\u011b\u0159en\u00ed<\/td>\nRu\u010dn\u00ed m\u011b\u0159en\u00ed, nep\u0159etr\u017eit\u00e9 m\u011b\u0159en\u00ed, periodick\u00e9 m\u011b\u0159en\u00ed, m\u011b\u0159en\u00ed v pevn\u00fdch bodech a automatick\u00e9 m\u011b\u0159en\u00ed<\/p>\n

kalibra\u010dn\u00ed m\u011b\u0159en\u00ed<\/td>\n<\/tr>\n

Obdob\u00ed m\u011b\u0159en\u00ed<\/td>\nOd 30 minut do 24 hodin<\/td>\n<\/tr>\n
Nulov\u00fd drift<\/td>\n\u2264\u00b11 mg\/l<\/td>\n<\/tr>\n
Posun rozsahu<\/td>\n\u2264\u00b11%<\/td>\n<\/tr>\n
Opakovatelnost<\/td>\n\u22643%<\/td>\n<\/tr>\n
Chyba indikace<\/td>\n\u2264\u00b13<\/td>\n<\/tr>\n
MBTF<\/td>\n> 14:40<\/td>\n<\/tr>\n
Ulo\u017een\u00e1 data<\/td>\nP\u011bt let ukl\u00e1d\u00e1n\u00ed dat<\/td>\n<\/tr>\n
Komunika\u010dn\u00ed rozhran\u00ed<\/td>\nTrasa 24\u201320 mA, trasa 1 RS232, trasa 1 RS485<\/td>\n<\/tr>\n
Okoln\u00ed teplota<\/td>\n5\u201340 \u00b0C<\/td>\n<\/tr>\n
Vlhkost vzduchu v okol\u00ed<\/td>\n(65 \u00b1 20) %RH<\/td>\n<\/tr>\n
Po\u017eadavky na nap\u00e1jen\u00ed<\/td>\nJmenovit\u00e9 nap\u011bt\u00ed (220 \u00b1 22) VAC, frekvence (50 \u00b1 1) % Hz<\/td>\n<\/tr>\n
Obrysov\u00fd rozm\u011br<\/td>\n551 \u00d7 403 \u00d7 651 (d\u00e9lka \u00d7 \u0161\u00ed\u0159ka \u00d7 v\u00fd\u0161ka, jednotka: mm)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/a>Princip a pou\u017eit\u00ed analyz\u00e1toru CHSK<\/h2>\n

COD je b\u011b\u017en\u011b pou\u017e\u00edvan\u00fd komplexn\u00ed ukazatel pro hodnocen\u00ed m\u00edry zne\u010di\u0161t\u011bn\u00ed vody. Redukuj\u00edc\u00edmi l\u00e1tkami ve vod\u011b jsou r\u016fzn\u00e9 organick\u00e9 l\u00e1tky, dusitany, sulfidy, soli \u017eeleza a podobn\u011b, ale hlavn\u00ed slo\u017ekou jsou organick\u00e9 l\u00e1tky. Z tohoto d\u016fvodu se chemick\u00e1 spot\u0159eba kysl\u00edku \u010dasto pou\u017e\u00edv\u00e1 jako m\u011b\u0159\u00edtko mno\u017estv\u00ed organick\u00fdch l\u00e1tek ve vod\u011b. \u010c\u00edm vy\u0161\u0161\u00ed je chemick\u00e1 spot\u0159eba kysl\u00edku, t\u00edm v\u00edce je voda zne\u010di\u0161t\u011bna organick\u00fdmi l\u00e1tkami.<\/p>\n

Princip: vzorek vody, dichroman draseln\u00fd, roztok s\u00edranu st\u0159\u00edbrn\u00e9ho a koncentrovan\u00e1 kyselina s\u00edrov\u00e1 se sm\u00edchaj\u00ed a podrob\u00ed vysokoteplotn\u00edmu rozkladu, vysokoteplotn\u00ed rozklad, stanoven\u00ed vzorku na z\u00e1klad\u011b sn\u00ed\u017een\u00ed absorbance trojmocn\u00e9ho chromu p\u0159i redukci dichromanem draseln\u00fdm; n\u00e1r\u016fst hodnoty absorbance trojmocn\u00e9ho chromu je \u00fam\u011brn\u00fd hodnot\u011b CHSK a absorbance trojmocn\u00e9ho chromu se p\u0159ev\u00e1d\u00ed na hodnotu CHSK.<\/p>\n

Mezi hlavn\u00ed oblasti pou\u017eit\u00ed pat\u0159\u00ed monitorov\u00e1n\u00ed de\u0161\u0165ov\u00e9 vody a odpadn\u00edch vod v podnic\u00edch, monitorov\u00e1n\u00ed obsahu CHSK v m\u011bstsk\u00e9 kanaliza\u010dn\u00ed s\u00edti, \u010derpac\u00edch stanic\u00edch, podzemn\u00edch vod\u00e1ch, \u0159\u00ed\u010dn\u00edch vod\u00e1ch, jezern\u00edch vod\u00e1ch a mo\u0159sk\u00e9 vod\u011b.<\/p>","protected":false},"excerpt":{"rendered":"

COD je b\u011b\u017en\u011b pou\u017e\u00edvan\u00fd komplexn\u00ed ukazatel pro hodnocen\u00ed m\u00edry zne\u010di\u0161t\u011bn\u00ed vody. Redukuj\u00edc\u00edmi l\u00e1tkami ve vod\u011b jsou r\u016fzn\u00e9 organick\u00e9 l\u00e1tky, dusitany, sulfidy, soli \u017eeleza a podobn\u011b, ale hlavn\u00ed slo\u017ekou jsou organick\u00e9 l\u00e1tky. Z tohoto d\u016fvodu se chemick\u00e1 spot\u0159eba kysl\u00edku \u010dasto pou\u017e\u00edv\u00e1 jako m\u011b\u0159\u00edtko mno\u017estv\u00ed organick\u00fdch l\u00e1tek ve vod\u011b. \u010c\u00edm vy\u0161\u0161\u00ed je chemick\u00e1 spot\u0159eba kysl\u00edku, t\u00edm v\u00edce je voda zne\u010di\u0161t\u011bna organick\u00fdmi l\u00e1tkami.<\/p>","protected":false},"featured_media":1350,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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