{"id":19746,"date":"2025-12-12T08:56:28","date_gmt":"2025-12-12T08:56:28","guid":{"rendered":"https:\/\/staging.rayzeek.com\/uncategorized\/server-room-lighting-dual-tech"},"modified":"2025-12-12T09:00:12","modified_gmt":"2025-12-12T09:00:12","slug":"osvetleni-serverovny-dual-tech","status":"publish","type":"post","link":"https:\/\/staging.rayzeek.com\/cs\/blog\/osvetleni-serverovny-dual-tech\/","title":{"rendered":"Fyzika stra\u0161ideln\u00e9 sk\u0159\u00edn\u011b: Jak ovl\u00e1dnout \u0159\u00edzen\u00ed osv\u011btlen\u00ed v serverovn\u011b"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Obvykle to za\u010d\u00edn\u00e1 incidentem nahl\u00e1\u0161en\u00fdm v ned\u011bli ve 3:00 r\u00e1no. Protokoly objektu ukazuj\u00ed \u0161pi\u010dku v odb\u011bru energie nebo syst\u00e9m detekce naru\u0161en\u00ed signalizuje pohyb v zabezpe\u010den\u00e9m prostoru, kde nedo\u0161lo k na\u010dten\u00ed p\u0159\u00edstupov\u00e9 karty. Sp\u011bch\u00e1te na m\u00edsto, projdete z\u00e1znamy a nevid\u00edte nic ne\u017e \u0159ady hu\u010d\u00edc\u00edch rack\u016f. Protokoly v\u0161ak nel\u017eou: sv\u011btla se b\u011bhem v\u00edkendu rozsv\u00edtila a zhasla \u010dty\u0159itis\u00edckr\u00e1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vypad\u00e1 to jako stra\u0161en\u00ed, ale ve skute\u010dnosti jde o selh\u00e1n\u00ed specifikace. V b\u011b\u017en\u00fdch komer\u010dn\u00edch nemovitostech je \u0159\u00edzen\u00ed osv\u011btlen\u00ed ot\u00e1zkou pohodl\u00ed a spln\u011bn\u00ed p\u0159edpis\u016f. V datov\u00e9m centru, MDF nebo dokonce v hust\u011b osazen\u00e9 telekomunika\u010dn\u00ed sk\u0159\u00edni je to boj s fyzikou. Prost\u0159ed\u00ed serverovny je definov\u00e1no vysokorychlostn\u00edm proud\u011bn\u00edm vzduchu, extr\u00e9mn\u00edmi teplotn\u00edmi rozd\u00edly a hust\u00fdmi elektromagnetick\u00fdmi poli. Je z\u00e1sadn\u011b nep\u0159\u00e1telsk\u00e9 v\u016f\u010di levn\u00fdm pasivn\u00edm senzor\u016fm prod\u00e1van\u00fdm v hobbymarketech. Instalace nespr\u00e1vn\u00e9ho za\u0159\u00edzen\u00ed zde ud\u011bl\u00e1 v\u00edc ne\u017e jen to, \u017ee na\u0161tve person\u00e1l \u2013 p\u0159in\u00e1\u0161\u00ed \u201efantomovou z\u00e1t\u011b\u017e\u201c, kter\u00e1 zat\u011b\u017euje va\u0161i elektrickou infrastrukturu a maskuje skute\u010dn\u00e9 bezpe\u010dnostn\u00ed hrozby.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-thermal-lie-of-passive-infrared\">Tepeln\u00e1 le\u017e pasivn\u00edho infra\u010derven\u00e9ho z\u00e1\u0159en\u00ed<\/h2>\n\n\n<p class=\"wp-block-paragraph\">Abyste cyklen\u00ed zastavili, mus\u00edte v\u011bd\u011bt, co pasivn\u00ed infra\u010derven\u00fd (PIR) senzor skute\u010dn\u011b vid\u00ed. Nevid\u00ed \u201epohyb\u201c tak jako kamera. Vid\u00ed teplo. Konkr\u00e9tn\u011b hled\u00e1 rychlou zm\u011bnu infra\u010derven\u00e9 energie ve sv\u00e9m zorn\u00e9m poli \u2013 tepl\u00e9 t\u011blo pohybuj\u00edc\u00ed se na chladn\u011bj\u0161\u00edm pozad\u00ed. V kancel\u00e1\u0159sk\u00e9 chodb\u011b nebo odpo\u010d\u00edv\u00e1rn\u011b to funguje dokonale, proto\u017ee teplota pozad\u00ed je stabiln\u00ed.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/12\/thermal-imaging-server-exhaust.jpg\" alt=\"Simulovan\u00fd pohled z termokamery na uli\u010dku mezi serverov\u00fdmi stojany, kter\u00fd ukazuje jasn\u011b oran\u017eov\u00e9 a \u010derven\u00e9 teplo odv\u011btr\u00e1van\u00e9 ze za\u0159\u00edzen\u00ed do chladn\u011bj\u0161\u00ed modr\u00e9 m\u00edstnosti.\" title=\"Vizualizace stoupaj\u00edc\u00edho proudu term\u00e1ln\u00edho tepla\" \/><figcaption class=\"wp-element-caption\">Servery s vysokou hustotou vyfukuj\u00ed koncentrovan\u00e9 proudy hork\u00e9ho vzduchu, kter\u00e9 mohou napodobovat tepelnou stopu pohybuj\u00edc\u00ed se osoby.<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">V serverovn\u011b je pozad\u00ed chaotickou prom\u011bnnou. Vezm\u011bte si standardn\u00ed blade \u0161asi nebo diskov\u00e9 pole s vysokou hustotou. Kdy\u017e se p\u0159i zat\u00ed\u017een\u00ed rozb\u011bhne, vyfukuje odpadn\u00ed vzduch, kter\u00fd m\u016f\u017ee snadno dos\u00e1hnout 110\u00b0F. Tento odpadn\u00ed vzduch se jen tak nerozpt\u00fdl\u00ed; tvo\u0159\u00ed stoupaj\u00edc\u00ed proud, koncentrovan\u00fd sloupec hork\u00e9ho vzduchu proud\u00edc\u00ed do m\u00edstnosti. Pokud tento proud protne zorn\u00e9 pole PIR senzoru, pyroelektrick\u00fd prvek detekuje n\u00e1hlou \u0161pi\u010dku infra\u010derven\u00e9 energie. Zaznamen\u00e1 \u201erozd\u00edl\u201c, p\u0159edpokl\u00e1d\u00e1, \u017ee do tepl\u00e9 uli\u010dky vstoupil \u010dlov\u011bk, a sepne kontakt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sv\u011btla se rozsv\u00edt\u00ed. Syst\u00e9m HVAC detekuje p\u0159idanou tepelnou z\u00e1t\u011b\u017e a zv\u00fd\u0161\u00ed v\u00fdkon. M\u00edstnost se m\u00edrn\u011b ochlad\u00ed. Senzoru vypr\u0161\u00ed \u010dasov\u00fd limit a sv\u011btla zhasne. Pot\u00e9 se ventil\u00e1tory serveru znovu rozb\u011bhnou, vyfouknou dal\u0161\u00ed proud tepla a cyklus se opakuje. To je mechanismus \u201ep\u0159emno\u017een\u00e9 sk\u0159\u00edn\u011b\u201c. \u017d\u00e1d\u00e1te za\u0159\u00edzen\u00ed navr\u017een\u00e9 k detekci t\u011blesn\u00e9ho tepla, aby fungovalo v m\u00edstnosti, kde za\u0159\u00edzen\u00ed ka\u017ed\u00fdch devades\u00e1t sekund napodobuje tepelnou stopu lidsk\u00e9 bytosti.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-doppler-effect-and-the-dualtech-standard\">Doppler\u016fv jev a standard Dual-Tech<\/h2>\n\n\n<p class=\"wp-block-paragraph\">Pokud je nep\u0159\u00edtelem teplo, logick\u00fdm obratem je zvuk. Nastupuje ultrazvukov\u00e1 technologie. Na rozd\u00edl od PIR, kter\u00e9 pasivn\u011b sleduje teplo, je ultrazvukov\u00fd senzor aktivn\u00ed za\u0159\u00edzen\u00ed. Zapln\u00ed m\u00edstnost vysokofrekven\u010dn\u00edmi zvukov\u00fdmi vlnami (obvykle mezi 32kHz a 45kHz) a naslouch\u00e1 ozv\u011bn\u011b. Pokud je m\u00edstnost pr\u00e1zdn\u00e1, n\u00e1vratov\u00fd sign\u00e1l odpov\u00edd\u00e1 vys\u00edlan\u00e9mu. Pokud se \u010dlov\u011bk pohne, n\u00e1vratov\u00fd sign\u00e1l zm\u011bn\u00ed frekvenci \u2013 Doppler\u016fv jev.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ultrazvukov\u00e9 senzory jsou v\u016f\u010di proud\u016fm tepla slep\u00e9. Nezaj\u00edm\u00e1 je odpadn\u00ed vzduch o teplot\u011b 110\u00b0F ani s\u00e1n\u00ed ve studen\u00e9 uli\u010dce. Jsou v\u0161ak citliv\u00e9 na vibrace. Ve \u0161patn\u011b izolovan\u00e9 m\u00edstnosti m\u016f\u017ee n\u00edzkofrekven\u010dn\u00ed hu\u010den\u00ed jednotky CRAH (Computer Room Air Handler) nebo uvoln\u011bn\u00fd panel racku n\u011bkdy oklamat levn\u00fd ultrazvukov\u00fd senzor.<\/p>\n<div class=\"insert_portfolio_outer_wrapper\"><h3>Inspirujte se portfoliem pohybov\u00fdch senzor\u016f Rayzeek.<\/h3><p>Nena\u0161li jste, co hled\u00e1te? Nem\u011bjte obavy. V\u017edy existuj\u00ed alternativn\u00ed zp\u016fsoby, jak va\u0161e probl\u00e9my vy\u0159e\u0161it. Mo\u017en\u00e1 v\u00e1m pom\u016f\u017ee jedno z na\u0161ich portfoli\u00ed.<\/p><div class = \"insert_portfolio_buttons\"><div class = \"insert_portfolio_button_wrapper\"><div><a href = \"https:\/\/www.rayzeek.com\/product-category\/motion-sensors\"><p>PIR senzory pohybu<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/motion-sensor-switches\"><p>Vyp\u00edna\u010de s pohybov\u00fdm senzorem<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/occupancy-vacancy-sensors\"><p>Senzory p\u0159\u00edtomnosti<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/products\/rz050\"><p>Pohybov\u00fd senzor pro klimatizaci<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/product-category\/motion-sensor-light-strip\"><p>Sv\u011bteln\u00e9 p\u00e1sky s pohybov\u00fdm senzorem<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/product-category\/dc-sensor-dimmer\"><p>N\u00edzkonap\u011b\u0165ov\u00e9 DC senzory pohybu \/ stm\u00edva\u010de<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/product-category\/wireless-motion-sensors\"><p>Sady bezdr\u00e1tov\u00fdch pohybov\u00fdch senzor\u016f<\/p><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Proto je pr\u016fmyslov\u00fdm standardem pro kritick\u00e9 prostory <strong>du\u00e1ln\u00ed technologie<\/strong>. Senzor Dual-Tech kombinuje prvky PIR i ultrazvuku do jednoho pouzdra se specifick\u00fdm logick\u00fdm hradlem: vy\u017eaduje <em>ob\u011b<\/em> technologie ke spu\u0161t\u011bn\u00ed stavu \u201eZapnuto\u201c, ale pouze <em>jednu<\/em> k jeho udr\u017een\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tato logika je kl\u00ed\u010dov\u00e1 pro \u201esc\u00e9n\u00e1\u0159 s technikem\u201c. V\u0161ichni jsme za\u017eili technika stoj\u00edc\u00edho na \u017eeb\u0159\u00edku, kter\u00fd zakon\u010duje optick\u00e1 vl\u00e1kna v patch panelu a sotva pohne svalem. PIR senzor ho ztrat\u00ed a pono\u0159\u00ed m\u00edstnost do tmy, co\u017e vytv\u00e1\u0159\u00ed bezpe\u010dnostn\u00ed riziko, kter\u00e9 vede k pracovn\u00edm \u00faraz\u016fm. S Dual-Tech sta\u010d\u00ed i nepatrn\u00fd pohyb p\u0159i krimpov\u00e1n\u00ed kabelu k tomu, aby aktivn\u00ed Doppler\u016fv radar udr\u017eel sv\u011btla rozsv\u00edcen\u00e1, i kdy\u017e PIR tepeln\u00fd sign\u00e1l ztratil.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"mapping-invisible-rivers-placement-strategy\">Mapov\u00e1n\u00ed neviditeln\u00fdch \u0159ek: Strategie um\u00edst\u011bn\u00ed<\/h2>\n\n\n<p class=\"wp-block-paragraph\">Dokonce i \u0161pi\u010dkov\u00fd Dual-Tech senzor, jako je komer\u010dn\u00ed jednotka Wattstopper nebo Leviton, sel\u017ee, pokud jej p\u0159i\u0161roubujete ke stropu bez ohledu na neviditelnou geografii m\u00edstnosti. Nem\u016f\u017eete jednodu\u0161e um\u00edstit senzor doprost\u0159ed m\u00edstnosti, jako by to byl konferen\u010dn\u00ed st\u016fl. Mus\u00edte zmapovat proud\u011bn\u00ed vzduchu.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/12\/technician-tracing-airflow.jpg\" alt=\"Technik stoj\u00edc\u00ed v uli\u010dce serverovny a dr\u017e\u00edc\u00ed ru\u010dn\u00ed m\u011b\u0159i\u010d proud\u011bn\u00ed vzduchu pro testov\u00e1n\u00ed vzduchov\u00fdch proud\u016f v bl\u00edzkosti stojanu.\" title=\"Technik kontroluj\u00edc\u00ed proud\u011bn\u00ed vzduchu\" \/><figcaption class=\"wp-element-caption\">Mapov\u00e1n\u00ed vektor\u016f proud\u011bn\u00ed vzduchu pomoc\u00ed trasovac\u00edho m\u00e9dia nebo m\u011b\u0159i\u010de je z\u00e1sadn\u00ed, aby se zabr\u00e1nilo um\u00edst\u011bn\u00ed senzor\u016f do z\u00f3n s turbulentn\u00edm odpadn\u00edm vzduchem.<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Ne\u017e cokoli namontujete, prove\u010fte vizualizaci proud\u011bn\u00ed vzduchu. Identifikujte studen\u00e9 uli\u010dky (s\u00e1n\u00ed) a hork\u00e9 uli\u010dky (v\u00fdfuk). Zakreslete vektory sm\u011bru pohybu vzduchu. Pravidlo je jednoduch\u00e9: <strong>Nikdy neum\u00eds\u0165ujte senzor tak, aby sm\u011b\u0159oval p\u0159\u00edmo ke zdroji v\u00fdfuku hork\u00e9ho vzduchu.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ide\u00e1ln\u00ed um\u00edst\u011bn\u00ed je obvykle na vstupn\u00ed st\u011bn\u011b, sm\u011brem do m\u00edstnosti, se zaclon\u011bn\u00edm, aby senzor nevid\u011bl p\u0159\u00edmo na stojany s vybaven\u00edm. Chcete, aby senzor zachytil otev\u0159en\u00ed dve\u0159\u00ed a osobu vstupuj\u00edc\u00ed do \u201estuden\u00e9 uli\u010dky\u201c. Nechcete, aby se d\u00edval p\u0159\u00edmo do v\u00fdfukov\u00fdch ventil\u00e1tor\u016f serverov\u00e9ho stojanu. Pokud dodate\u010dn\u011b upravujete m\u00edstnost, kde se zm\u011bnilo uspo\u0159\u00e1d\u00e1n\u00ed stojan\u016f, mo\u017en\u00e1 budete muset na \u010do\u010dku senzoru pou\u017e\u00edt kryc\u00ed p\u00e1sku, abyste jej oslepili v\u016f\u010di z\u00f3n\u00e1m turbulence, kde se divoce m\u00eds\u00ed hork\u00fd a studen\u00fd vzduch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud tuto fyziku ignorujete nebo um\u00edst\u00edte senzor \u010dist\u011b kv\u016fli symetrii, nevyhnuteln\u011b se budete pot\u00fdkat se st\u00ed\u017enostmi na \u201em\u00e1vaj\u00edc\u00edho technika\u201c \u2013 kdy jsou zam\u011bstnanci nuceni ka\u017ed\u00fdch deset minut p\u0159eru\u0161it svou jemnou pr\u00e1ci a m\u00e1vat rukama na strop, proto\u017ee senzor je oslepen stojanem nebo zmaten proud\u011bn\u00edm vzduchu.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-case-for-dumb-hardware\">Argument pro hloup\u00fd hardware<\/h2>\n\n\n<p class=\"wp-block-paragraph\">Existuje sc\u00e9n\u00e1\u0159, kdy je i du\u00e1ln\u00ed technologie zbyte\u010dn\u011b p\u0159ekombinovan\u00e1. Pokud spravujete mal\u00e9 telekomunika\u010dn\u00ed sk\u0159\u00edn\u011b, rozvodny (IDF) nebo m\u00edstnosti do 100 \u010dtvere\u010dn\u00edch stop, nejlep\u0161\u00edm senzorem je \u010dasto mechanick\u00fd sp\u00edna\u010d.<\/p>\n<div class=\"insert_product_cards_outer_wrapper\"><h3>Mohlo by v\u00e1s zaj\u00edmat<\/h3><div class=\"swiper insert_product_cards_wrapper\"><div class=\"swiper-wrapper\"><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-dry\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1080\" height=\"1080\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view.jpg 1080w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-100x100.jpg 100w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-dry\/\">Stropn\u00ed PIR sn\u00edma\u010d p\u0159\u00edtomnosti RZ037-DRY s bezpotenci\u00e1lov\u00fdm rel\u00e9<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Stropn\u00ed PIR sn\u00edma\u010d p\u0159\u00edtomnosti s v\u00fdstupem bezpotenci\u00e1lov\u00e9ho rel\u00e9<\/li><li>N\u00edzkonap\u011b\u0165ov\u00e9 nap\u00e1jen\u00ed 12\/24VDC nebo 12\/24VAC<\/li><li>Izolovan\u00e9 kontakty rel\u00e9 COM, NO a NC pro EMS, HVAC a vstupy \u0159\u00edzen\u00ed budov<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-dry\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz048-12v-24v\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1200\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Produktov\u00fd obr\u00e1zek vestavn\u00e9ho stropn\u00edho mikrovlnn\u00e9ho sn\u00edma\u010de pohybu RZ048\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean.jpg 1200w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-100x100.jpg 100w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz048-12v-24v\/\">Z\u00e1pustn\u00fd stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d se sn\u00edma\u010dem pohybu RZ048 12V\/24V 360 stup\u0148\u016f<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>N\u00edzkonap\u011b\u0165ov\u00fd DC z\u00e1pustn\u00fd stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d se sn\u00edma\u010dem pohybu<\/li><li>Vstup 12 VDC \/ 24 VDC s rozsahem 10-30 VDC<\/li><li>Maxim\u00e1ln\u00ed pracovn\u00ed proud 10A s nastaviteln\u00fdm \u010dasov\u00fdm zpo\u017ed\u011bn\u00edm, prahem Lux a citlivost\u00ed<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz048-12v-24v\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz048-10a\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1200\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Produktov\u00fd obr\u00e1zek vestavn\u00e9ho stropn\u00edho mikrovlnn\u00e9ho sn\u00edma\u010de pohybu RZ048\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean.jpg 1200w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-100x100.jpg 100w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz048-10a\/\">Z\u00e1pustn\u00fd stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d se sn\u00edma\u010dem pohybu RZ048-10A 360 stup\u0148\u016f<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Z\u00e1pustn\u00fd stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d se sn\u00edma\u010dem pohybu pro vy\u0161\u0161\u00ed z\u00e1t\u011b\u017e<\/li><li>S\u00ed\u0165ov\u00fd nap\u011b\u0165ov\u00fd vstup 100-265 VAC, model 10A<\/li><li>Mikrovlnn\u00e9 sn\u00edm\u00e1n\u00ed 5.8 GHz s nastaviteln\u00fdm \u010dasov\u00fdm zpo\u017ed\u011bn\u00edm, prahem Lux a citlivost\u00ed<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz048-10a\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz048-5a\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1200\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Produktov\u00fd obr\u00e1zek vestavn\u00e9ho stropn\u00edho mikrovlnn\u00e9ho sn\u00edma\u010de pohybu RZ048\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean.jpg 1200w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz048-main-clean-100x100.jpg 100w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz048-5a\/\">Z\u00e1pustn\u00fd stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d se sn\u00edma\u010dem pohybu RZ048-5A 360 stup\u0148\u016f<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Z\u00e1pustn\u00fd stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d se sn\u00edma\u010dem pohybu<\/li><li>S\u00ed\u0165ov\u00fd nap\u011b\u0165ov\u00fd vstup 100-265 VAC, model 5A<\/li><li>Mikrovlnn\u00e9 sn\u00edm\u00e1n\u00ed 5.8 GHz s nastaviteln\u00fdm \u010dasov\u00fdm zpo\u017ed\u011bn\u00edm, prahem Lux a citlivost\u00ed<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz048-5a\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-dim-220v\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1080\" height=\"1080\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view.jpg 1080w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-100x100.jpg 100w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-dim-220v\/\">Stropn\u00ed PIR stm\u00edva\u010d se sn\u00edma\u010dem p\u0159\u00edtomnosti RZ037-DIM 220V<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Stropn\u00ed PIR stm\u00edva\u010d se sn\u00edma\u010dem p\u0159\u00edtomnosti RZ037 pro nap\u00e1jen\u00ed 220V<\/li><li>Maxim\u00e1ln\u00ed pracovn\u00ed proud 3A se jmenovitou z\u00e1t\u011b\u017e\u00ed 660W<\/li><li>Tla\u010d\u00edtko LUX ovl\u00e1d\u00e1 zapnut\u00ed\/vypnut\u00ed (ON\/OFF) sv\u011bteln\u00e9ho senzoru a u\u017eivatelem nastaven\u00fd jas stm\u00edv\u00e1n\u00ed<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-dim-220v\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-dim-110v\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1080\" height=\"1080\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view.jpg 1080w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-100x100.jpg 100w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-dim-110v\/\">Stropn\u00ed PIR stm\u00edva\u010d se sn\u00edma\u010dem p\u0159\u00edtomnosti RZ037-DIM 110V<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Stropn\u00ed PIR stm\u00edva\u010d se sn\u00edma\u010dem p\u0159\u00edtomnosti RZ037 pro nap\u00e1jen\u00ed 110V<\/li><li>Maxim\u00e1ln\u00ed pracovn\u00ed proud 3A se jmenovitou z\u00e1t\u011b\u017e\u00ed 330W<\/li><li>Tla\u010d\u00edtko LUX ovl\u00e1d\u00e1 zapnut\u00ed\/vypnut\u00ed (ON\/OFF) sv\u011bteln\u00e9ho senzoru a u\u017eivatelem nastaven\u00fd jas stm\u00edv\u00e1n\u00ed<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-dim-110v\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz047-12v-24v\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1200\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d se sn\u00edma\u010dem pohybu RZ047\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200.jpg 1200w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-100x100.jpg 100w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz047-12v-24v\/\">Stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d se sn\u00edma\u010dem pohybu RZ047 12V\/24V 360 stup\u0148\u016f<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>N\u00edzkonap\u011b\u0165ov\u00fd stejnosm\u011brn\u00fd stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d pohybov\u00e9ho senzoru<\/li><li>Vstup 12 VDC \/ 24 VDC s rozsahem 10-30 VDC<\/li><li>Maxim\u00e1ln\u00ed pracovn\u00ed proud 10A s nastaviteln\u00fdm \u010dasov\u00fdm zpo\u017ed\u011bn\u00edm, prahem Lux a citlivost\u00ed<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz047-12v-24v\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz047-10a\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1200\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d se sn\u00edma\u010dem pohybu RZ047\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200.jpg 1200w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-100x100.jpg 100w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz047-10a\/\">RZ047-10A 360stup\u0148ov\u00fd stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d pohybov\u00e9ho senzoru<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d pohybov\u00e9ho senzoru pro vy\u0161\u0161\u00ed z\u00e1t\u011b\u017e<\/li><li>S\u00ed\u0165ov\u00fd nap\u011b\u0165ov\u00fd vstup 100-265 VAC, model 10A<\/li><li>Mikrovlnn\u00e9 sn\u00edm\u00e1n\u00ed 5.8 GHz s nastaviteln\u00fdm \u010dasov\u00fdm zpo\u017ed\u011bn\u00edm, prahem Lux a citlivost\u00ed<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz047-10a\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz047-5a\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1200\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d se sn\u00edma\u010dem pohybu RZ047\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200.jpg 1200w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz047-main-product-square-1200-100x100.jpg 100w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz047-5a\/\">RZ047-5A 360stup\u0148ov\u00fd stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d pohybov\u00e9ho senzoru<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Stropn\u00ed mikrovlnn\u00fd sp\u00edna\u010d pohybov\u00e9ho senzoru<\/li><li>S\u00ed\u0165ov\u00fd nap\u011b\u0165ov\u00fd vstup 100-265 VAC, model 5A<\/li><li>Mikrovlnn\u00e9 sn\u00edm\u00e1n\u00ed 5.8 GHz s nastaviteln\u00fdm \u010dasov\u00fdm zpo\u017ed\u011bn\u00edm, prahem Lux a citlivost\u00ed<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz047-5a\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz038-12v-24v\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"1600\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-top-side.png\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Vestavn\u00fd stropn\u00ed PIR sn\u00edma\u010d pohybu RZ038, pohled shora a z boku\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-top-side.png 1600w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-top-side-300x300.png 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-top-side-1024x1024.png 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-top-side-150x150.png 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-top-side-768x768.png 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-top-side-1536x1536.png 1536w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-top-side-12x12.png 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-top-side-1200x1200.png 1200w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-top-side-100x100.png 100w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz038-12v-24v\/\">RZ038 12V\/24V 360stup\u0148ov\u00fd vestavn\u00fd stropn\u00ed PIR sp\u00edna\u010d pohybov\u00e9ho senzoru<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>N\u00edzkonap\u011b\u0165ov\u00fd stejnosm\u011brn\u00fd vestavn\u00fd stropn\u00ed PIR sp\u00edna\u010d pohybov\u00e9ho senzoru<\/li><li>Vstup 12 VDC \/ 24 VDC s rozsahem 10-30 VDC<\/li><li>Maxim\u00e1ln\u00ed pracovn\u00ed proud 10A s nastaviteln\u00fdm \u010dasov\u00fdm zpo\u017ed\u011bn\u00edm, prahem Lux\u016f a citlivost\u00ed<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz038-12v-24v\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz038-10a\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"1600\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front.png\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Vestavn\u00fd stropn\u00ed PIR sn\u00edma\u010d pohybu RZ038, pohled zep\u0159edu\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front.png 1600w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-300x300.png 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-1024x1024.png 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-150x150.png 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-768x768.png 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-1536x1536.png 1536w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-12x12.png 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-1200x1200.png 1200w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-100x100.png 100w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz038-10a\/\">RZ038-10A 360stup\u0148ov\u00fd vestavn\u00fd stropn\u00ed PIR sp\u00edna\u010d pohybov\u00e9ho senzoru<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Vestavn\u00fd stropn\u00ed PIR sp\u00edna\u010d pohybov\u00e9ho senzoru pro vy\u0161\u0161\u00ed z\u00e1t\u011b\u017e<\/li><li>S\u00ed\u0165ov\u00fd nap\u011b\u0165ov\u00fd vstup 100-265 VAC, model 10A<\/li><li>360stup\u0148ov\u00e1 detekce s nastaviteln\u00fdm \u010dasov\u00fdm zpo\u017ed\u011bn\u00edm, prahem Lux\u016f a citlivost\u00ed<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz038-10a\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz038-5a\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"1600\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front.png\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Vestavn\u00fd stropn\u00ed PIR sn\u00edma\u010d pohybu RZ038, pohled zep\u0159edu\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front.png 1600w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-300x300.png 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-1024x1024.png 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-150x150.png 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-768x768.png 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-1536x1536.png 1536w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-12x12.png 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-1200x1200.png 1200w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz038-main-front-100x100.png 100w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz038-5a\/\">RZ038-5A 360stup\u0148ov\u00fd vestavn\u00fd stropn\u00ed PIR sp\u00edna\u010d pohybov\u00e9ho senzoru<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Vestavn\u00fd stropn\u00ed PIR sp\u00edna\u010d pohybov\u00e9ho senzoru<\/li><li>S\u00ed\u0165ov\u00fd nap\u011b\u0165ov\u00fd vstup 100-265 VAC, model 5A<\/li><li>360stup\u0148ov\u00e1 detekce s nastaviteln\u00fdm \u010dasov\u00fdm zpo\u017ed\u011bn\u00edm, prahem Lux\u016f a citlivost\u00ed<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz038-5a\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz040\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1200\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz040-main-product-1200.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Sada bezdr\u00e1tov\u00e9ho sp\u00edna\u010de a p\u0159ij\u00edma\u010de RZ040\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz040-main-product-1200.jpg 1200w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz040-main-product-1200-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz040-main-product-1200-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz040-main-product-1200-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz040-main-product-1200-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz040-main-product-1200-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2026\/06\/rz040-main-product-1200-100x100.jpg 100w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz040\/\">Sada bezdr\u00e1tov\u00e9ho sp\u00edna\u010de a p\u0159ij\u00edma\u010de RZ040<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Sada bezdr\u00e1tov\u00e9ho sp\u00edna\u010de a p\u0159ij\u00edma\u010de pro vnit\u0159n\u00ed ovl\u00e1d\u00e1n\u00ed osv\u011btlen\u00ed ON\/OFF<\/li><li>P\u0159ij\u00edma\u010d 100-230VAC, 50\/60Hz se jmenovit\u00fdm proudem 5A<\/li><li>Bezdr\u00e1tov\u00fd sp\u00edna\u010d nap\u00e1jen\u00fd bateri\u00ed CR2032 s komunikac\u00ed 2.4GHz<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz040\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-12v-24v\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1080\" height=\"1080\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view.jpg 1080w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-100x100.jpg 100w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-12v-24v\/\">Stropn\u00ed PIR detektor p\u0159\u00edtomnosti a pohybu Rayzeek RZ037 12V\/24V DC<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Detekce p\u0159\u00edtomnosti (Auto-ON\/Auto-OFF)<\/li><li>12\u201324V DC (10\u201330VDC), a\u017e 10A<\/li><li>Pokryt\u00ed 360\u00b0, pr\u016fm\u011br 8\u201312 m<\/li><li>\u010casov\u00e9 zpo\u017ed\u011bn\u00ed 15 s \u2013 30 min<\/li><li>Sv\u011bteln\u00fd senzor Vypnuto\/15\/25\/35 Lux<\/li><li>Vysok\u00e1\/n\u00edzk\u00e1 citlivost<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-12v-24v\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_shop\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/shop.rayzeek.com\/products\/rz037\">Koupit nyn\u00ed <\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-10a\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1080\" height=\"1080\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view.jpg 1080w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-100x100.jpg 100w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-10a\/\">Stropn\u00ed s\u00ed\u0165ov\u00fd detektor p\u0159\u00edtomnosti a pohybu (RZ037-10A)<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Re\u017eim p\u0159\u00edtomnosti Auto-ON\/Auto-OFF<\/li><li>100\u2013265V AC, 10A (vy\u017eadov\u00e1n nulov\u00fd vodi\u010d)<\/li><li>Pokryt\u00ed 360\u00b0; detek\u010dn\u00ed pr\u016fm\u011br 8\u201312 m<\/li><li>\u010casov\u00e9 zpo\u017ed\u011bn\u00ed 15 s \u2013 30 min; Lux VYPNUTO\/15\/25\/35; Citlivost Vysok\u00e1\/N\u00edzk\u00e1<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-10a\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_shop\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/shop.rayzeek.com\/products\/rz037\">Koupit nyn\u00ed <\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-5a\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1080\" height=\"1080\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view.jpg 1080w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/11\/rz037-front-view-100x100.jpg 100w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-5a\/\">Stropn\u00ed pohybov\u00fd senzor p\u0159\u00edtomnosti na s\u00ed\u0165ov\u00e9 nap\u011bt\u00ed (RZ037-5A)<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Re\u017eim p\u0159\u00edtomnosti Auto-ON\/Auto-OFF<\/li><li>100\u2013265V AC, 5A (vy\u017eadov\u00e1n nulov\u00fd vodi\u010d)<\/li><li>Pokryt\u00ed 360\u00b0; detek\u010dn\u00ed pr\u016fm\u011br 8\u201312 m<\/li><li>\u010casov\u00e9 zpo\u017ed\u011bn\u00ed 15 s \u2013 30 min; Lux VYPNUTO\/15\/25\/35; Citlivost Vysok\u00e1\/N\u00edzk\u00e1<\/li><\/ul>\r\n <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz037-5a\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_shop\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/shop.rayzeek.com\/products\/rz037\">Koupit nyn\u00ed <\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz039\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"1600\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/08\/rz039.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/08\/rz039.jpg 1600w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/08\/rz039-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/08\/rz039-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/08\/rz039-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/08\/rz039-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/08\/rz039-1536x1536.jpg 1536w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/08\/rz039-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/08\/rz039-1200x1200.jpg 1200w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/08\/rz039-100x100.jpg 100w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz039\/\">Sada bezdr\u00e1tov\u00e9ho pohybov\u00e9ho senzoru<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>100V-230VAC<\/li><li>Dosah p\u0159enosu: a\u017e 20 m<\/li><li>Bezdr\u00e1tov\u00fd pohybov\u00fd senzor<\/li><li>Pevn\u011b dr\u00e1tov\u00e9 ovl\u00e1d\u00e1n\u00ed<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz039\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz050-dp\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"1600\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/rz050-dp.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/rz050-dp.jpg 1600w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/rz050-dp-300x300.jpg 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/rz050-dp-1024x1024.jpg 1024w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/rz050-dp-150x150.jpg 150w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/rz050-dp-768x768.jpg 768w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/rz050-dp-1536x1536.jpg 1536w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/rz050-dp-12x12.jpg 12w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/rz050-dp-1200x1200.jpg 1200w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/rz050-dp-100x100.jpg 100w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz050-dp\/\">Pohybov\u00fd senzor pro klimatizaci s du\u00e1ln\u00edm nap\u00e1jen\u00edm RZ050-DP<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Nap\u011bt\u00ed: 2x AAA baterie \/ 5V DC (Micro USB)<\/li><li>Re\u017eim Den\/Noc<\/li><li>\u010casov\u00e9 zpo\u017ed\u011bn\u00ed: 15 min, 30 min, 1 h (v\u00fdchoz\u00ed), 2 h<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/rz050-dp\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_shop\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/shop.rayzeek.com\/products\/rz050-dp\">Koupit nyn\u00ed <\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/eu-usb-power-adapter\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"605\" height=\"491\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/eu-power-adaptor.png\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/eu-power-adaptor.png 605w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/eu-power-adaptor-300x243.png 300w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/eu-power-adaptor-15x12.png 15w\" sizes=\"auto, (max-width: 605px) 100vw, 605px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/eu-usb-power-adapter\/\">EU USB nap\u00e1jec\u00ed adapt\u00e9r<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Nap\u00e1jec\u00ed adapt\u00e9r s EU z\u00e1str\u010dkou<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/eu-usb-power-adapter\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_shop\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/shop.rayzeek.com\/products\/usb-power-adapter\">Koupit nyn\u00ed <\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"swiper-slide\"><div class = \"insert_product_card_inner\"><div class = \"insert_product_card_i\"><a href=\"https:\/\/staging.rayzeek.com\/cs\/produkty\/uk-usb-power-adapter\/\"><div class = \"insert_product_card_image\"><img loading=\"lazy\" decoding=\"async\" width=\"605\" height=\"632\" src=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/uk-power-adaptor.png\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" srcset=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/uk-power-adaptor.png 605w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/uk-power-adaptor-287x300.png 287w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/uk-power-adaptor-11x12.png 11w, https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2025\/04\/uk-power-adaptor-300x313.png 300w\" sizes=\"auto, (max-width: 605px) 100vw, 605px\" \/><\/div><\/a><\/div><div class = \"insert_product_card_t\"><div class = \"insert_product_card_content\"><div class = \"insert_product_card_title\"><h4><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/uk-usb-power-adapter\/\">UK USB nap\u00e1jec\u00ed adapt\u00e9r<\/a><\/h4><\/div><div class = \"insert_product_card_bullet_points_wrapper\"><div class = \"insert_product_card_bullet_points\"><ul><li>Nap\u00e1jec\u00ed adapt\u00e9r s UK z\u00e1str\u010dkou<\/li><\/ul> <\/div><\/div><div class = \"merged_buttons product_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_product\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/staging.rayzeek.com\/cs\/produkty\/uk-usb-power-adapter\/\">Detaily produktu <\/a><\/div><\/div><\/div><div class = \"merged_buttons amz_merged_wrapper\"><div class = \"insert_product_card_button_wrapper insert_product_shop\"><div class = \"insert_product_card_button\"><a href = \"https:\/\/shop.rayzeek.com\/products\/usb-power-adapter\">Koupit nyn\u00ed <\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Senzory maj\u00ed zpo\u017ed\u011bn\u00ed, \u010dasov\u00e9 limity a elektroniku, kter\u00e1 selhat. Magnetick\u00fd jaz\u00fd\u010dkov\u00fd kontakt nebo p\u00edstov\u00fd sp\u00edna\u010d na dve\u0159n\u00edm r\u00e1mu nic z toho nem\u00e1. Je bin\u00e1rn\u00ed. Kdy\u017e se dve\u0159e otev\u0159ou, obvod se sepne a sv\u011btlo se rozsv\u00edt\u00ed. Kdy\u017e se dve\u0159e zav\u0159ou, sv\u011btlo zhasne.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To \u00fasp\u011b\u0161n\u011b projde \u201etestem spolehlivosti p\u0159i vykopnut\u00ed dve\u0159\u00ed\u201c. P\u0159edstavte si technika, kter\u00fd vykopne dve\u0159e a m\u00e1 pln\u00e9 ruce n\u00e1hradn\u00edch server\u016f nebo servisn\u00edho voz\u00edku. Pot\u0159ebuje sv\u011btlo <em>okam\u017eit\u011b<\/em>. Nepot\u0159ebuje 500milisekundov\u00e9 zpo\u017ed\u011bn\u00ed zpracov\u00e1n\u00ed, zat\u00edmco mikroprocesor rozhoduje, zda profil pohybu spl\u0148uje prahovou hodnotu. Pro mal\u00e9, z\u0159\u00eddka nav\u0161t\u011bvovan\u00e9 prostory je nejrobustn\u011bj\u0161\u00edm \u0159e\u0161en\u00edm pevn\u011b zapojen\u00fd dve\u0159n\u00ed kontakt p\u0159ipojen\u00fd k nap\u00e1jec\u00edmu zdroji. Nikdy nesel\u017ee kv\u016fli teplu, vibrac\u00edm nebo chyb\u00e1m ve firmwaru.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-hidden-thermal-tax\">Skryt\u00e1 tepeln\u00e1 da\u0148<\/h2>\n\n\n<p class=\"wp-block-paragraph\">Pro\u010d podstupovat tyto pot\u00ed\u017ee? Pro\u010d prost\u011b nenechat sv\u011btla rozsv\u00edcen\u00e1 nebo nepou\u017e\u00edt standardn\u00ed p\u00e1\u010dkov\u00fd vyp\u00edna\u010d? Argument proti stavu \u201eneust\u00e1le rozsv\u00edceno\u201c se obvykle formuluje jako \u00faspora elekt\u0159iny, ale v serverovn\u011b je matematika ne\u00faprosn\u011bj\u0161\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ka\u017ed\u00fd watt elekt\u0159iny spot\u0159ebovan\u00fd sv\u00edtidlem se p\u0159em\u011bn\u00ed na teplo. Pokud v\u00e1m ve sk\u0159\u00edni b\u011b\u017e\u00ed 24 hodin denn\u011b, 7 dn\u00ed v t\u00fddnu 400 watt\u016f osv\u011btlen\u00ed, fakticky t\u00edm provozujete 400wattov\u00e9 topen\u00ed. V\u00e1\u0161 chladic\u00ed syst\u00e9m pak mus\u00ed sp\u00e1lit dal\u0161\u00ed energii, aby toto teplo odvedl. Jedn\u00e1 se o \u201edvoj\u00ed penalizaci\u201c osv\u011btlen\u00ed v chlazen\u00e9m prost\u0159ed\u00ed: plat\u00edte za generov\u00e1n\u00ed sv\u011btla a plat\u00edte znovu za odstran\u011bn\u00ed vedlej\u0161\u00edho produktu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Podle sm\u011brnic ASHRAE a z\u00e1kladn\u00ed termodynamiky vy\u017eaduje odveden\u00ed 3,41 BTU (1 wattu) tepla ur\u010dit\u00e9 mno\u017estv\u00ed chladic\u00ed energie. I kdy\u017e LED drivery b\u011b\u017e\u00ed chladn\u011bji ne\u017e metalhalogenidov\u00e9 nebo z\u00e1\u0159ivkov\u00e9 zdroje z 90. let, st\u00e1le produkuj\u00ed teplo. V kritick\u00e9m chladic\u00edm prost\u0159ed\u00ed \u2013 jako je p\u0159epln\u011bn\u00e1 sk\u0159\u00ed\u0148 ve star\u00e9 kancel\u00e1\u0159sk\u00e9 budov\u011b \u2013 m\u016f\u017ee b\u00fdt odstran\u011bn\u00ed t\u00e9to trval\u00e9 400wattov\u00e9 tepeln\u00e9 z\u00e1t\u011b\u017ee rozd\u00edlem mezi stabiln\u00ed m\u00edstnost\u00ed a tepeln\u00fdm poplachem b\u011bhem letn\u00edch veder.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"operational-reality-amp-the-wireless-trap\">Provozn\u00ed realita a bezdr\u00e1tov\u00e1 past<\/h2>\n\n\n<p class=\"wp-block-paragraph\">Z\u00e1v\u011bre\u010dn\u00e9 varov\u00e1n\u00ed k instalaci. Setk\u00e1te se s prodejci, kte\u0159\u00ed budou prosazovat bezdr\u00e1tov\u00e9 senzory nap\u00e1jen\u00e9 bateriemi. Budou slibovat rychlou instalaci bez nutnosti pokl\u00e1dky kabelov\u00fdch tras a bez nutnosti volat elektrik\u00e1\u0159e na vysok\u00e9 nap\u011bt\u00ed.<\/p>\n<div class=\"insert_inquiry_outer_wrapper\"><h3>Hled\u00e1te \u0159e\u0161en\u00ed pro \u00fasporu energie aktivovan\u00e1 pohybem?<\/h3><p>Kontaktujte n\u00e1s pro kompletn\u00ed PIR pohybov\u00e9 senzory, produkty pro \u00fasporu energie aktivovan\u00e9 pohybem, sp\u00edna\u010de s pohybov\u00fdm senzorem a komer\u010dn\u00ed \u0159e\u0161en\u00ed pro detekci p\u0159\u00edtomnosti\/nep\u0159\u00edtomnosti.<\/p><div class = \"insert_inquiry_buttons\"><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email\"><div><a href = \"mailto:info@rayzeek.com\"><p>Poslat e-mail<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email_contact\"><div><a href=\"https:\/\/www.rayzeek.com\/contact\"><p>Kontaktn\u00ed formul\u00e1\u0159<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_chat chat_jump\"><div><a href=\"#\"><p>Chatovat online<\/p><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Odm\u00edtn\u011bte to v jak\u00e9koli zabezpe\u010den\u00e9 nebo kritick\u00e9 m\u00edstnosti. Bezdr\u00e1tov\u00e9 senzory spol\u00e9haj\u00ed na baterie, obvykle \u010dl\u00e1nky CR2032 nebo CR123A. V objektu se dv\u011bma sty sk\u0159\u00edn\u011bmi to znamen\u00e1 dv\u011b st\u011b potenci\u00e1ln\u00edch m\u00edst selh\u00e1n\u00ed. Vybit\u00e1 baterie v senzoru serverovny znamen\u00e1, \u017ee technik vstoup\u00ed do naprost\u00e9 tmy, zakopne o z\u00e1lo\u017en\u00ed zdroj UPS a pod\u00e1 \u017ealobu. Znamen\u00e1 to po\u017eadavky na \u00fadr\u017ebu kv\u016fli v\u00fdm\u011bn\u011b bateri\u00ed v zabezpe\u010den\u00fdch m\u00edstnostech, kter\u00e9 vy\u017eaduj\u00ed p\u0159\u00edstup s doprovodem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bezdr\u00e1tov\u00e9 \u0159e\u0161en\u00ed je zkratka pro sn\u00ed\u017een\u00ed investi\u010dn\u00edch n\u00e1klad\u016f (Capex), kter\u00e1 se prom\u011bn\u00ed v no\u010dn\u00ed m\u016fru provozn\u00edch n\u00e1klad\u016f (Opex). N\u00e1klady na pr\u00e1ci p\u0159i v\u00fdm\u011bn\u011b bateri\u00ed v pr\u016fb\u011bhu p\u011bti let zast\u00edn\u00ed n\u00e1klady na jednor\u00e1zov\u00e9 nata\u017een\u00ed pevn\u00e9ho veden\u00ed v chr\u00e1ni\u010dce.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Spolehlivost v kritick\u00e9 infrastruktu\u0159e je definov\u00e1na t\u00edm, co <em>nesel\u017ee<\/em> stane. Sv\u011btla neblikaj\u00ed. Alarm bezd\u016fvodn\u011b nezvon\u00ed ve 3 r\u00e1no. Technik neupadne ve tm\u011b. Toho dos\u00e1hnete respektov\u00e1n\u00edm fyziky m\u00edstnosti, pou\u017e\u00edv\u00e1n\u00edm technologie aktivn\u00edho sn\u00edm\u00e1n\u00ed a vynech\u00e1n\u00edm bateri\u00ed z va\u0161\u00ed infrastruktury.<\/p>","protected":false},"excerpt":{"rendered":"<p>Rayzeek vysv\u011btluje, jak m\u016f\u017ee osv\u011btlen\u00ed datov\u00fdch center p\u016fsobit jako \u201ep\u0159\u00edzra\u010dn\u00e9\u201c kv\u016fli chybn\u00e9mu \u010dten\u00ed senzor\u016f a stoupaj\u00edc\u00edm proud\u016fm hork\u00e9ho vzduchu. Dual-Tech p\u0159\u00edstup s chytr\u00fdm um\u00edst\u011bn\u00edm sni\u017euje zd\u00e1nliv\u00e9 zat\u00ed\u017een\u00ed, zvy\u0161uje spolehlivost a omezuje pl\u00fdtv\u00e1n\u00ed energi\u00ed.<\/p>","protected":false},"author":4,"featured_media":19786,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"article_term":"","article_term_alternate":"","article_term_def":"","article_hook":"","auto_links":"","article_topic":"","article_fact_check":"","mt_social_share":"","mt_content_meta":"","mt_glossary_display":"","glossary_heading":"","glossary":"","glossary_alter":"","glossary_def":"","article_task":"Server closets and IT rooms: keeping lights off most of the time without triggering from airflow and heat","footnotes":""},"categories":[16],"tags":[],"class_list":["post-19746","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The Physics of the Haunted Closet: Mastering Server Room Lighting Control - Rayzeek<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/staging.rayzeek.com\/cs\/blog\/osvetleni-serverovny-dual-tech\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The Physics of the Haunted Closet: Mastering Server Room Lighting Control - Rayzeek\" \/>\n<meta property=\"og:description\" content=\"Rayzeek explains how data center lighting can feel haunted by sensor misreads and hot air plumes. 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