{"id":1173,"date":"2021-10-10T13:08:50","date_gmt":"2021-10-10T11:08:50","guid":{"rendered":"https:\/\/radoninstrument.com\/?page_id=1173"},"modified":"2022-03-23T10:45:34","modified_gmt":"2022-03-23T08:45:34","slug":"val-av-instrument-for-uppfoljande-matningar-av-radon-pa-arbetsplatser","status":"publish","type":"page","link":"https:\/\/radoninstrument.com\/val-av-instrument-for-uppfoljande-matningar-av-radon-pa-arbetsplatser\/","title":{"rendered":"Val av instrument f\u00f6r uppf\u00f6ljande m\u00e4tningar av radon p\u00e5 arbetsplatser"},"content":{"rendered":"\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2xh5q8-a0b1de24e9fea0df3f9732462321769c\">\n.flex_column.av-2xh5q8-a0b1de24e9fea0df3f9732462321769c{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-2xh5q8-a0b1de24e9fea0df3f9732462321769c av_one_full  avia-builder-el-0  avia-builder-el-no-sibling  first flex_column_div av-zero-column-padding '   ><section  class='av_textblock_section av-kcg4o94s-6cb2e5afd6a8d22bb8064c1c08641199'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h1>Val av instrument f\u00f6r uppf\u00f6ljande m\u00e4tningar av radon p\u00e5 arbetsplatser<\/h1>\n<p>Nyligen sl\u00e4ppte Str\u00e5ls\u00e4kerhetsmyndigheten (SSM) en ny metodbeskrivning f\u00f6r hur man m\u00e4ter radon arbetsplatser. Ut\u00f6ver den sj\u00e4lvklara l\u00e5ngtidsm\u00e4tningen p\u00e5 minst 2 m\u00e5nader f\u00f6r att erh\u00e5lla ett \u00e5rsmedelv\u00e4rde s\u00e5 lyfter nu \u00e4ven SSM fram behovet att g\u00f6ra en uppf\u00f6ljande radonm\u00e4tning om l\u00e5ngtidsm\u00e4tningen visar att referensv\u00e4rdet p\u00e5 200 Bq\/m<sup>3<\/sup> \u00f6verskrids. En s\u00e5dan uppf\u00f6ljande m\u00e4tning syftar till att man med en relativt kort m\u00e4tning kan best\u00e4mma radonhalten under arbetstid. Denna typ av m\u00e4tning \u00e4r aktuell i de fall l\u00e5ngtidsm\u00e4tningen inte ger ett r\u00e4ttvisande resultat av radonhalten under arbetstid, t ex p\u00e5 arbetsplatser med tidsstyrd ventilation d\u00e4r radonhalten oftast \u00e4r l\u00e4gre under arbetstid d\u00e5 ventilationen \u00e4r ig\u00e5ng. Den uppf\u00f6ljande m\u00e4tningen kan sedan utnyttjas f\u00f6r att g\u00f6ra en uppskattning av \u00e5rsmedelv\u00e4rdet under arbetstid genom en sammanv\u00e4gd analys med l\u00e5ngtidsm\u00e4tningen. Om denna uppskattning visar sig vara l\u00e4gre \u00e4n referensv\u00e4rdet p\u00e5 200 Bq\/m<sup>3<\/sup> beh\u00f6ver varken anm\u00e4lan till SSM eller radons\u00e4nkande \u00e5tg\u00e4rd g\u00f6ras.<\/p>\n<p>Enligt SSM ska en uppf\u00f6ljande m\u00e4tning utf\u00f6ras dygnet runt med ett radoninstrument som p\u00e5 ett effektivt s\u00e4tt kan s\u00e4rskilja m\u00e4tv\u00e4rden under arbetstid och icke arbetstid. M\u00e4tningen b\u00f6r utf\u00f6ras under eller i n\u00e4ra anslutning till l\u00e5ngtidsm\u00e4tningen och p\u00e5g\u00e5 under minst en vecka varav 5 dygn b\u00f6r vara under arbetsdagar.<\/p>\n<p>Vilka krav st\u00e4ller d\u00e5 Str\u00e5ls\u00e4kerhetsmyndigheten p\u00e5 radoninstrument som ska anv\u00e4ndas f\u00f6r uppf\u00f6ljande m\u00e4tning p\u00e5 arbetsplatser?<\/p>\n<h2>Tidsuppl\u00f6sningen ska vara h\u00f6gst en timme<\/h2>\n<p>Radoninstrumentet ska ha en responstid och uppl\u00f6sning som g\u00f6r det m\u00f6jligt att p\u00e5 ett tillfredsst\u00e4llande s\u00e4tt m\u00e4ta tidsvariationen av radonhalten p\u00e5 arbetsplatsen. Vid en uppf\u00f6ljande m\u00e4tning med radoninstrument f\u00e5r uppl\u00f6sningen vara h\u00f6gst en timme. Ett instrument som visar en radonkoncentration baserat p\u00e5 m\u00e4tpunkter med en medelv\u00e4rdestid p\u00e5 mer \u00e4n en timme kan allts\u00e5 inte anv\u00e4ndas.<\/p>\n<h2>Instrumentet m\u00e5ste vara kalibrerat<\/h2>\n<p>Individuell kalibrering av radoninstrument som anv\u00e4nds vid uppf\u00f6ljande m\u00e4tning ska g\u00f6ras innan utrustningen tas i bruk samt efter reparationer eller modifieringar som kan p\u00e5verka dess egenskaper. Kalibrering av radoninstrument ska dessutom g\u00f6ras regelbundet. SSM rekommenderar ett l\u00e4ngsta kalibreringsintervall p\u00e5 ett \u00e5r.<\/p>\n<h2>M\u00e4tos\u00e4kerheten f\u00e5r h\u00f6gst vara 30%<\/h2>\n<p>Uppf\u00f6ljande m\u00e4tning ska utf\u00f6ras s\u00e5 att m\u00e4tos\u00e4kerheten uppg\u00e5r till h\u00f6gst 30% vid 200 Bq\/m<sup>3<\/sup> (utvidgad relativ m\u00e4tos\u00e4kerhet, t\u00e4ckningsfaktor k=2).<\/p>\n<h2>Krav p\u00e5 standarder<\/h2>\n<p>Vid anv\u00e4ndning av radoninstrument i samband med uppf\u00f6ljande m\u00e4tning rekommenderas det att v\u00e4lja instrument som uppfyller kraven enligt standarderna SS-IEC 61577-1 och SS-EN 61577-2.<\/p>\n<div  class='avia-button-wrap avia-button-center  avia-builder-el-2  avia-builder-el-no-sibling ' ><a href='https:\/\/radoninstrument.com\/produkt\/spirit-radonlogger\/'  class='avia-button av-av_button-56f30b44cc687c08487e4caf293cb7e7 avia-icon_select-no avia-size-small avia-position-center avia-color-theme-color' ><span class='avia_iconbox_title' >Med SPIRIT logger uppfyller du SSM:s metodbeskrivning<\/span><\/a><\/div>\n<\/div><\/section><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.13 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Val av instrument f\u00f6r uppf\u00f6ljande m\u00e4tningar av radon p\u00e5 arbetsplatser - Radoninstruments.com (SV)<\/title>\n<meta name=\"description\" content=\"Den h\u00e4r guiden beskriver vad du b\u00f6r t\u00e4nka p\u00e5 n\u00e4r du v\u00e4ljer radoninstrument eller digital radonm\u00e4tare. 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