{"id":238839,"date":"2025-03-04T15:23:39","date_gmt":"2025-03-04T15:23:39","guid":{"rendered":"https:\/\/www.solinst.com\/johtavuusanturit\/"},"modified":"2026-06-04T00:57:30","modified_gmt":"2026-06-04T00:57:30","slug":"johtavuusanturit","status":"publish","type":"page","link":"https:\/\/www.solinst.com\/fi\/tuotteet\/solinst-eureka\/vedenlaatuanturit\/johtavuusanturit\/","title":{"rendered":"Johtavuusanturit"},"content":{"rendered":"<p>[et_pb_section fb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; disabled_on=&#8221;on|on|on&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; disabled=&#8221;on&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_fullwidth_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/03\/5001-easy-probe-water-quality-sonde-1920&#215;500-1.webp&#8221; alt=&#8221;solinst eureka easyprobe vedenlaatusondit&#8221; title_text=&#8221;Solinst Eureka EasyProbe -vedenlaatumittarit&#8221; src_tablet=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/03\/5001-easy-probe-water-quality-sonde-965&#215;500-1.webp&#8221; src_phone=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/03\/5001-easy-probe-water-quality-sonde-965&#215;500-1.webp&#8221; src_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_fullwidth_image][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;H1 and breadcrumbs&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;792ca5bd-0808-46bd-9ce7-3bcb8e74f4d3&#8243; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;4b28f470-0d73-4e9d-b92d-e6f41f2cea24&#8243; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;3078f328-b50a-467d-9906-3143dabcd7ac&#8221; header_text_align_tablet=&#8221;&#8221; header_text_align_phone=&#8221;&#8221; header_text_align_last_edited=&#8221;on|desktop&#8221; header_font_size_tablet=&#8221;30px&#8221; header_font_size_phone=&#8221;26px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h1 role=\"heading\" data-uw-rm-heading=\"level\">Johtavuusanturit: veden laadun seuranta<\/h1>\n<p>[\/et_pb_text][dsm_breadcrumbs disabled_on=&#8221;on|off|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; home_icon_text_color=&#8221;#d6d6d6&#8243; global_colors_info=&#8221;{}&#8221;][\/dsm_breadcrumbs][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;Mobile-Only Nav with Offset&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;4759a92f-4b27-4854-bb2c-299854634e93&#8243; sticky_offset_top=&#8221;127px&#8221; global_module=&#8221;45704&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; width=&#8221;90%&#8221; custom_margin=&#8221;0px||||false|false&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_code admin_label=&#8221;Eureka Mobile Nav &#8211; Valitse pudotusvalikko&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_css_free_form=&#8221;select {||||      font-size: 1em; \/* Adjust font size *\/||      padding: 10px;   \/* Optional: Increase padding for better spacing *\/||      width: 100%;||      box-sizing: border-box;\/* Optional: Adjust width to fit the container *\/||      height: 50px;||}||||    \/* Style for dropdown options (fallback if needed) *\/||select option {||      font-size: 1.2em; \/* Ensures option text matches select styling *\/||      width: 100%;||    }&#8221; global_colors_info=&#8221;{}&#8221;]<!-- [et_pb_line_break_holder] -->  \tSolinst Eureka Menu<!-- [et_pb_line_break_holder] -->    Solinst Eurekan p\u00e4\u00e4sivu<!-- [et_pb_line_break_holder] -->    <!-- [et_pb_line_break_holder] -->        Vedenlaatumittarit<!-- [et_pb_line_break_holder] -->            -Manta moniparametritunnistimet<!-- [et_pb_line_break_holder] -->                &#8211;Manta Plus 20 moniparametritunnistimet<!-- [et_pb_line_break_holder] -->                &#8211;Manta Plus 25 moniparametritunnistimet<!-- [et_pb_line_break_holder] -->                &#8211;Manta Plus 30 moniparametritunnistin<!-- [et_pb_line_break_holder] -->                &#8211;Manta Plus 35 moniparametritunnistimet<!-- [et_pb_line_break_holder] -->                &#8211;Manta F35 moniparametritunnistimet<!-- [et_pb_line_break_holder] -->                &#8211;Manta Plus 40 moniparametritunnistin<!-- [et_pb_line_break_holder] -->            -Trimeter<!-- [et_pb_line_break_holder] -->            -EasyProbe vedenlaatusondi<!-- [et_pb_line_break_holder] -->        <!-- [et_pb_line_break_holder] -->        Vedenlaatuanturit<!-- [et_pb_line_break_holder] -->            -L\u00e4mp\u00f6tila-anturi<!-- [et_pb_line_break_holder] -->            -pH-anturit<!-- [et_pb_line_break_holder] -->            -ORP-anturi<!-- [et_pb_line_break_holder] -->            -Turbidity-anturit<!-- [et_pb_line_break_holder] -->            -Transmittanssianturit<!-- [et_pb_line_break_holder] -->            -Liuenneen hapen anturit<!-- [et_pb_line_break_holder] -->            -Johtokykyanturit<!-- [et_pb_line_break_holder] -->            -paineanturit<!-- [et_pb_line_break_holder] -->            -Kokonaisliuennut kaasuanturit<!-- [et_pb_line_break_holder] -->            -CO2 Hiilidioksidianturit<!-- [et_pb_line_break_holder] -->            -PAR Fotosynteettisen aktiivisen s\u00e4teilyn anturit<!-- [et_pb_line_break_holder] -->            -Fluorometrit<!-- [et_pb_line_break_holder] -->                &#8211;klorofyllianturit<!-- [et_pb_line_break_holder] -->                &#8211;Blue Green Algae Sensors &#8211; Sinilev\u00e4anturit<!-- [et_pb_line_break_holder] -->                &#8211;CDOM v\u00e4rilliset liuenneen orgaanisen aineen anturit.<!-- [et_pb_line_break_holder] -->                -Optiset kirkastinanturit<!-- [et_pb_line_break_holder] -->                -Tryptofaanianturit<!-- [et_pb_line_break_holder] -->                &#8211;Rodamiinianturit<!-- [et_pb_line_break_holder] -->                &#8211;Fluoresceiinianturit<!-- [et_pb_line_break_holder] -->                &#8211;PTSA-fluoresenssianturit<!-- [et_pb_line_break_holder] -->                &#8211;m\u00e4\u00e4ritellyt \u00f6ljy- ja polttoaineanturit<!-- [et_pb_line_break_holder] -->                &#8211;Raaka\u00f6ljyanturit<!-- [et_pb_line_break_holder] -->            -ISE Ioniselektiiviset elektrodit<!-- [et_pb_line_break_holder] -->    <!-- [et_pb_line_break_holder] -->    Pyyd\u00e4 tarjous<!-- [et_pb_line_break_holder] -->    Ota yhteytt\u00e4<!-- [et_pb_line_break_holder] -->    Solinst Eurekan jakelijat<!-- [et_pb_line_break_holder] -->  <!-- [et_pb_line_break_holder] -->[\/et_pb_code][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; specialty=&#8221;on&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;5a5bca26-a9a5-4e6c-8fca-d64da3bdcd40&#8243; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_4&#8243; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_menu menu_id=&#8221;252&#8243; admin_label=&#8221;Eureka Main Nav&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;242faa89-ac4f-4e46-90fe-505e8c1eab79&#8243; global_module=&#8221;45700&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_menu][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;10px||||false|false&#8221; global_module=&#8221;46733&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p><a href=\"https:\/\/solinst.com\/eureka\" title=\"Solinst Eureka\"><strong><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/01\/solinst-eureka-logo-800w.webp\" width=\"271\" height=\"49\" alt=\"solinst eureka logo\" class=\"wp-image-44307 alignnone size-full\" \/><\/strong><\/a><\/p>\n<p><strong>Solinst Eureka<\/strong><br \/>2113 Wells Branch Pkwy, Suite 4400<br \/>Austin, TX, USA<br \/>78728<\/p>\n<p>Tel: +1 512-302-4333<br \/>Fax: +1 512-251-6842<br \/>email: <a href=\"mailto:eureka@solinst.com\">eureka@solinst.com<\/a><\/p>\n<p>[\/et_pb_text][et_pb_slider disabled_on=&#8221;on|on|off&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; link_option_url=&#8221;https:\/\/www.solinst.com\/instruments\/solinst-eureka\/?utm_source=solinst&amp;utm_medium=WC-global-sidebar-position1&amp;utm_campaign=5001&#8243; global_module=&#8221;53188&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_slide button_text=&#8221;Lue lis\u00e4\u00e4&#8221; button_link=&#8221;https:\/\/www.solinst.com\/fi\/tuotteet\/solinst-eureka\/?utm_source=solinst&amp;utm_medium=WC-global-sidebar-position1&amp;utm_campaign=5001&#8243; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;RGBA(255,255,255,0)&#8221; background_enable_color=&#8221;on&#8221; background_image=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/02\/solinst-eureka-water-quality-probes-1.webp&#8221; background_enable_image=&#8221;on&#8221; background_size=&#8221;contain&#8221; background_position=&#8221;top_center&#8221; custom_button=&#8221;on&#8221; button_bg_color=&#8221;#f58025&#8243; button_border_width=&#8221;2px&#8221; button_border_radius=&#8221;20px&#8221; button_font=&#8221;|600|||||||&#8221; global_colors_info=&#8221;{}&#8221; sticky_transition=&#8221;on&#8221;]<\/p>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<h2><strong><\/strong><\/h2>\n<p><strong><\/strong><\/p>\n<p><strong><\/strong><\/p>\n<p><strong><\/strong><\/p>\n<p><strong><\/strong><\/p>\n<p><strong><\/strong><\/p>\n<h2><strong>Vedenlaadun anturit<\/strong><\/h2>\n<p>Solinst Eureka, joka on maailman johtava monimittaristen vedenlaatusondien suunnittelussa ja valmistuksessa.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_slide][\/et_pb_slider][et_pb_slider disabled_on=&#8221;on|on|off&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; link_option_url=&#8221;https:\/\/www.solinst.com\/field-services\/?utm_source=solinst&amp;utm_medium=WC-global-sidebar-position2&amp;utm_campaign=FS-field-services&#8221; global_module=&#8221;53561&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_slide button_text=&#8221;Lue lis\u00e4\u00e4&#8221; button_link=&#8221;https:\/\/www.solinst.com\/fi\/kenttapalvelut\/?utm_source=solinst&amp;utm_medium=WC-global-sidebar-position2&amp;utm_campaign=FS-field-services&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;RGBA(255,255,255,0)&#8221; background_enable_color=&#8221;on&#8221; background_image=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/02\/solinst-field-services-sidebar.webp&#8221; background_enable_image=&#8221;on&#8221; custom_button=&#8221;on&#8221; button_bg_color=&#8221;#f58025&#8243; button_border_width=&#8221;2px&#8221; button_border_radius=&#8221;20px&#8221; button_font=&#8221;|600|||||||&#8221; global_colors_info=&#8221;{}&#8221; sticky_transition=&#8221;on&#8221;]<\/p>\n<h2><strong>Solinst Field Services<\/strong><\/h2>\n<p><strong><\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><span>Varmista projektisi onnistuminen ja v\u00e4henn\u00e4 mahdollisia k\u00e4ytt\u00f6katkoksia tai lis\u00e4kustannuksia.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_slide][\/et_pb_slider][\/et_pb_column][et_pb_column type=&#8221;3_4&#8243; specialty_columns=&#8221;3&#8243; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;3676f7e6-7b83-4698-94ce-2cc9fa9ae43d&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;RGBA(255,255,255,0)&#8221; custom_padding=&#8221;|||0px|false|false&#8221; custom_css_free_form=&#8221;width: 68%!important;||margin-right: 2%!important;&#8221; global_colors_info=&#8221;{}&#8221; background__hover_enabled=&#8221;on|hover&#8221; background_color__hover=&#8221;&#8221; background_enable_color__hover=&#8221;off&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_font_size=&#8221;24px&#8221; width=&#8221;100%&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2><strong>Mit\u00e4 on johtavuus?<\/strong><\/h2>\n<p>Johtavuus on veden kyky johtaa s\u00e4hk\u00f6\u00e4. Johtaminen edellytt\u00e4\u00e4, ett\u00e4 vedess\u00e4 olevat ionit ovat varauksen kantajia. Puhdas vesi ei sis\u00e4ll\u00e4 ioneja (lukuun ottamatta satunnaisia vesimolekyylej\u00e4), joten se on eritt\u00e4in huono s\u00e4hk\u00f6njohdin. Kun vesi kuitenkin ker\u00e4\u00e4 kemiallisia suoloja, ne liuetessaan lis\u00e4\u00e4v\u00e4t veteen ioneja. N\u00e4in ollen veden ionivahvuuden kasvaessa my\u00f6s vedenjohtavuus kasvaa &#8211; mit\u00e4 &#8221;suolaisempaa&#8221; vesi on, sit\u00e4 korkeampi on sen johtavuus.    <\/p>\n<p>Huomaa, ett\u00e4 johtokykymittaus ei v\u00e4ltt\u00e4m\u00e4tt\u00e4 kerro veden ionipitoisuutta, koska eri ionit vaikuttavat johtokykyyn eri tavoin. Suuret, k\u00f6mpel\u00f6t ionit, kuten asetaatti, eiv\u00e4t auta johtamaan s\u00e4hk\u00f6\u00e4 hyvin. Pienet, nopeat ionit, kuten H+, vaikuttavat ionikohtaisesti paljon enemm\u00e4n s\u00e4hk\u00f6njohtavuuteen. Koska luonnonvedet ovat yleens\u00e4 jatkuvasti muuttuvia ionien seoksia, johtavuuslukema on vain suhteellinen ionikonsentraation mittaus.   <\/p>\n<p><span>Suolapitoisuus lasketaan usein johtokyvyn perusteella olettamalla, ett\u00e4 vesi on kemialliselta koostumukseltaan hyvin samanlaista kuin merivesi. Merivedess\u00e4 johtavuus 55 000 \u00b5S\/cm vastaa suunnilleen suolapitoisuutta 35 PSS (PSS on k\u00e4yt\u00e4nn\u00f6n suolaisuusasteikko, joka on korvannut perinteiset ppt-suolaisuusyksik\u00f6t). Suolapitoisuus m\u00e4\u00e4ritell\u00e4\u00e4n teknisesti vain suolaisen veden pienille laimennoksille ja pitoisuuksille, joten sit\u00e4 k\u00e4ytet\u00e4\u00e4n harvoin makean veden k\u00e4sittelyss\u00e4.  <\/span><\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Miksi s\u00e4hk\u00f6njohtavuus on t\u00e4rke\u00e4\u00e4 veden laadun seurannassa?<\/strong><\/h2>\n<p>Kemiallisesta n\u00e4k\u00f6kulmasta johtavuuslukemia voidaan k\u00e4ytt\u00e4\u00e4 vesist\u00f6n vakauden seurantaan. Muuttumaton s\u00e4hk\u00f6njohtavuus tarkoittaa yleens\u00e4 sit\u00e4, ett\u00e4 veteen ei lis\u00e4t\u00e4 tai vedest\u00e4 v\u00e4hennet\u00e4 kemikaaleja. Johtavuuden piikki voi olla merkki ionien lis\u00e4\u00e4ntymisest\u00e4 saastumisl\u00e4hteest\u00e4, kuten j\u00e4tevesiputkesta, maatalouden valumavesist\u00e4 tai vuoroveden aiheuttamasta tunkeutumisesta. Johtavuuden lasku voi viitata kemikaalien v\u00e4hentymiseen ja\/tai makean veden lis\u00e4ykseen (esimerkiksi sadetapahtuman seurauksena).   <\/p>\n<p>Johtavuuslukemia voidaan k\u00e4ytt\u00e4\u00e4 my\u00f6s biologisen terveyden arvioimiseen, koska jotkin kasvi- ja el\u00e4inlajit ovat herkki\u00e4 korkealle tai matalalle johtavuudelle. Esimerkiksi osterit eiv\u00e4t voi hyvin huomattavasti laimeammassa merivedess\u00e4. Makean veden riistakalat eiv\u00e4t viihdy hyvin suolaisissa vesiss\u00e4.  <\/p>\n<p>Johtavuuslukemia voidaan k\u00e4ytt\u00e4\u00e4 my\u00f6s johtop\u00e4\u00e4t\u00f6ksin\u00e4. Esimerkiksi makean veden uimarantojen seurannassa on yleist\u00e4 olettaa, ett\u00e4 johtokyvyn \u00e4killinen nousu johtuu j\u00e4teveden saastumisesta tai sadeveden valumisesta &#8211; molemmat liittyv\u00e4t yleens\u00e4 korkeisiin bakteerim\u00e4\u00e4riin. N\u00e4in ollen johtokykypiikki voi olla syy uimarannan sulkemiseen.  <\/p>\n<p>Johtavuuslukemia k\u00e4ytet\u00e4\u00e4n lopuksi korjaamaan vedenpinnan korkeuden mittauksia ja liuenneen hapen lukemia. Johtavuuden lis\u00e4\u00e4minen tarkoittaa veden tiheyden lis\u00e4\u00e4ntymist\u00e4, joten vedenpinnan korkeuden mittauksia on pienennett\u00e4v\u00e4 t\u00e4m\u00e4n kompensoimiseksi. Johtavuuden lis\u00e4\u00e4minen v\u00e4hent\u00e4\u00e4 my\u00f6s hapen liukoisuutta veteen, joten hapen kyll\u00e4stysprosentin laskelmia on korotettava t\u00e4m\u00e4n kompensoimiseksi.  <\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Miten johtokyky mitataan?<\/strong><\/h2>\n<p><span>Johtavuus mitataan useimmiten toroidiantureilla tai nelj\u00e4n elektrodin antureilla. Toroidiantureita k\u00e4ytet\u00e4\u00e4n harvoin monisondeissa, koska niiden herkkyys on heikko alhaisilla johtavuuksilla. Nelj\u00e4n elektrodin anturit toimivat mittaamalla virran, joka tarvitaan yll\u00e4pit\u00e4m\u00e4\u00e4n kiinte\u00e4 j\u00e4nnite kahden elektrodiparin v\u00e4lill\u00e4, jotka on erotettu toisistaan kiinte\u00e4ll\u00e4 vesigeometrialla. Kumpikin menetelm\u00e4 on enemm\u00e4n kuin riitt\u00e4v\u00e4 useimpiin luonnonvesien tutkimuksiin.   <\/span><\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Miten johtavuusanturit kalibroidaan?<\/strong><\/h2>\n<p>Johtavuusanturit kalibroidaan yhdell\u00e4 standardilla, ja t\u00e4m\u00e4 standardi on l\u00e4hes aina tunnettu kaliumkloridipitoisuus (KCl). Arvo, jolla kalibrointi tehd\u00e4\u00e4n, riippuu sovelluksesta &#8211; hyvin makeille vesille on paras k\u00e4ytt\u00e4\u00e4 matalaa johtavuusstandardia ja p\u00e4invastoin. Valitse kalibrointistandardi, joka on hieman korkeampi kuin korkein lukema, jonka odotat n\u00e4kev\u00e4si kent\u00e4ll\u00e4.  <\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Mitk\u00e4 muut parametrit vaikuttavat johtavuusmittauksiin?<\/strong><\/h2>\n<p>Johtavuus on suora s\u00e4hk\u00f6njohtavuuden mittaustapa, ja s\u00e4hk\u00f6njohtavuus vaihtelee veden l\u00e4mp\u00f6tilan mukaan. 15 \u00b0C:n l\u00e4mp\u00f6tilassa olevan veden s\u00e4hk\u00f6njohtavuus on pienempi kuin saman veden 30 \u00b0C:n l\u00e4mp\u00f6tilassa. Jotta s\u00e4hk\u00f6njohtavuuslukemia olisi helpompi vertailla, on tapana &#8221;korjata&#8221; lukemat 25 \u00b0C:een &#8211; eli ilmoittaa s\u00e4hk\u00f6njohtavuus sellaisena kuin se olisi, jos veden l\u00e4mp\u00f6tila muutettaisiin 25 \u00b0C:een. 25 \u00b0C:een korjattuja lukemia kutsutaan &#8221;ominaisjohtavuudeksi&#8221; eik\u00e4 johtavuudeksi.[\/et_pb_text][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;RGBA(255,255,255,0)&#8221; custom_css_free_form=&#8221;width: 30%!important;&#8221; global_colors_info=&#8221;{}&#8221; background_color__hover=&#8221;&#8221; background__hover_enabled=&#8221;on|hover&#8221; background_enable_color__hover=&#8221;off&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/01\/solinst-eureka-conductivity-sensor.webp&#8221; alt=&#8221;solinst eureka johtavuusanturi&#8221; title_text=&#8221;Solinst Eureka johtokykyanturi&#8221; align=&#8221;center&#8221; align_tablet=&#8221;center&#8221; align_phone=&#8221;center&#8221; align_last_edited=&#8221;on|tablet&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_margin_tablet=&#8221;20px||||false|false&#8221; custom_margin_phone=&#8221;20px||||false|false&#8221; custom_margin_last_edited=&#8221;on|tablet&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_font=&#8221;|700|||||||&#8221; header_2_text_color=&#8221;#000000&#8243; custom_margin=&#8221;27px||||false|false&#8221; hover_enabled=&#8221;0&#8243; header_2_font_size_tablet=&#8221;24px&#8221; header_2_font_size_phone=&#8221;24px&#8221; header_2_font_size_last_edited=&#8221;on|tablet&#8221; global_colors_info=&#8221;{}&#8221; sticky_enabled=&#8221;0&#8243;]<\/p>\n<h2 style=\"text-align: left\"><strong>Johtavuusanturit vedenlaadun mittausantureita varten<\/strong><\/h2>\n<div class=\"jqw1mt QfrfFD cell\">\n<div dir=\"ltr\">\n<ul data-hook=\"stacked-info-section\" class=\"wEn8Wy\"><\/ul>\n<ul>\n<li><strong>Valikoima<br \/>\n<\/strong><span>0-275 mS\/cm<\/span><\/li>\n<li><strong>Tarkkuus<br \/>\n<\/strong>\u00b10,5 % lukemasta tai \u00b11 w.i.g., 0-5000 \u00b5S\/cm<br \/>\n\u00b11 % lukemasta, \u00b10,001, 0-100mS\/cm<br \/>\n\u00b10,5 % k\u00e4ytett\u00e4viss\u00e4, 0-100mS\/cm<br \/>\n\u00b12 %, 100 mS\/cm-275 mS\/cm<\/li>\n<li><strong>P\u00e4\u00e4t\u00f6slauselma<\/strong><br \/>\n<span>0,001 (mS\/cm), 0,1 \u00b5S\/cm<\/span><\/li>\n<li><strong>Yksik\u00f6t<\/strong><br \/>\n<span>mS\/cm, tai \u00b5S\/cm <\/span> <\/li>\n<li><strong>Kalibrointi<\/strong><br \/>\n<span>KCl-standardit, yksi piste<\/span><\/li>\n<li><strong>Huolto<br \/>\n<\/strong><span>puhdistus ja kalibrointi<\/span><\/li>\n<li><strong>Anturin k\u00e4ytt\u00f6ik\u00e4<\/strong><br \/>\n<span>5+ vuotta<\/span><\/li>\n<li><strong>Anturin tyyppi<\/strong><br \/>\n<span>nelj\u00e4 elektrodia; grafiittielektrodit<\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjQ1ODA3IiwiZW5hYmxlX2h0bWwiOiJvZmYifX0=@&#8221; button_text=&#8221;Pyyd\u00e4 tarjous&#8221; admin_label=&#8221;get quote button&#8221; _builder_version=&#8221;4.27.4&#8243; _dynamic_attributes=&#8221;button_url&#8221; _module_preset=&#8221;c9e00792-1360-4998-8cf9-5f6772c944ba&#8221; global_module=&#8221;46404&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;40px||40px||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Miten johtavuusanturit toimivat kent\u00e4ll\u00e4?<\/strong><\/h2>\n<p>Johtavuusanturit toimivat m\u00e4\u00e4ritysten mukaisesti vuosia, kun ne on kalibroitu asianmukaisesti ja kun anturi pidet\u00e4\u00e4n kohtuullisen puhtaana vedest\u00e4 per\u00e4isin olevasta liasta.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Solinst Eurekan johtavuusanturin ominaisuudet.<\/strong><\/h2>\n<p><strong>Solinst Eurekan johtavuusanturi<\/strong> on helppo puhdistaa, ja Solinst Eurekan johtavuusanturin l\u00e4pivirtausrakenne on parempi kuin niiden, joissa elektrodit on osittain piilotettu syvennykseen. N\u00e4m\u00e4 joissakin moniantureissa k\u00e4ytetyt &#8221;kaivotyyppiset&#8221; anturit rajoittavat n\u00e4yteveden virtausta ja edist\u00e4v\u00e4t biologista likaantumista. Niit\u00e4 on my\u00f6s vaikeampi puhdistaa.  <\/p>\n<p>Solinst Eurekan johtokykyanturit ovat lajinsa parhaita kannettavia vedenlaadun mittauslaitteita. Johtavuusanturit voidaan asentaa MantaPlus-monisondiin yhdess\u00e4 muiden antureiden kanssa, joita ovat esimerkiksi <a href=\"https:\/\/www.solinst.com\/fi\/tuotteet\/solinst-eureka\/vedenlaatuanturit\/fluorometrit\/\" title=\"Fluorometrit: Vedenlaatuanturit\"><strong>fluorometrit<\/strong><\/a>, <a href=\"https:\/\/www.solinst.com\/fi\/tuotteet\/solinst-eureka\/vedenlaatuanturit\/liuenneen-hapen-anturit\/\" title=\"Liuenneen hapen anturit: Vedenlaadun seuranta\"><strong>liuennut happi<\/strong><\/a>, pH, ISE ja sameus. Jos esimerkiksi tarvitaan vain johtokyky\u00e4, syvyytt\u00e4 ja l\u00e4mp\u00f6tilaa, n\u00e4m\u00e4 anturit voidaan asentaa pieneen anturiin, kuten Trimeteriin. <strong>Solinst Eureka -moniparametrisondit<\/strong> voidaan konfiguroida akkukannattimilla itsen\u00e4ist\u00e4 itsek\u00e4ytt\u00f6ist\u00e4 k\u00e4ytt\u00f6\u00f6nottoa varten, niit\u00e4 voidaan k\u00e4ytt\u00e4\u00e4 kentt\u00e4n\u00e4ytt\u00f6jen kanssa paikan p\u00e4\u00e4ll\u00e4 tapahtuvaan pistokokeeseen tai ne voidaan liitt\u00e4\u00e4 tietotelemetria-asemiin reaaliaikaista et\u00e4seurantaa varten. Solinst Eurekan vedenlaatusondit ovat kannettavia, kest\u00e4vi\u00e4 ja kustannustehokkaita.   <\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjQ1ODA3IiwiZW5hYmxlX2h0bWwiOiJvZmYifX0=@&#8221; button_text=&#8221;Pyyd\u00e4 tarjous&#8221; admin_label=&#8221;get quote button&#8221; _builder_version=&#8221;4.27.4&#8243; _dynamic_attributes=&#8221;button_url&#8221; _module_preset=&#8221;c9e00792-1360-4998-8cf9-5f6772c944ba&#8221; global_module=&#8221;46404&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||9px|||&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2><strong>Aiheeseen liittyv\u00e4t tuotteet<\/strong><\/h2>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;0px||1em||false|false&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#d3d3d3&#8243; global_module=&#8221;69009&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/01\/solinst-eureka-multi-parameter-probes.webp&#8221; alt=&#8221;solinst eureka moniparametriset vesianturit&#8221; title_text=&#8221;Solinst Eureka moniparametriset vesitunnistimet&#8221; url=&#8221;@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjY1MDM3IiwiZW5hYmxlX2h0bWwiOiJvZmYifX0=@&#8221; _builder_version=&#8221;4.27.4&#8243; _dynamic_attributes=&#8221;url&#8221; _module_preset=&#8221;default&#8221; border_color_all=&#8221;#bcbcbc&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_line_height=&#8221;1.3em&#8221; custom_margin=&#8221;60px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|desktop&#8221; link_option_url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/103-tag-line\/&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h3><a href=\"https:\/\/www.solinst.com\/instruments\/solinst-eureka\/water-quality-sondes\/manta-plumultiparameter-probes\/\" title=\"Manta-sarjan vedenlaatuanturit\">Manta-sarjan vedenlaatuanturit<\/a><\/h3>\n<p><a href=\"https:\/\/www.solinst.com\/fi\/tuotteet\/solinst-eureka\/\" title=\"Solinst Eureka vedenlaadun anturit\"><strong>Solinst Eureka<\/strong><\/a><span>  tarjoaa alan laajimman valikoiman vedenlaadun anturiteknologioita. Vakiokokoonpanojen lis\u00e4ksi jokainen anturi voidaan siis r\u00e4\u00e4t\u00e4l\u00f6id\u00e4 juuri sinun sovellukseesi sopivaksi. Valitse haluamasi anturit, jotta voit t\u00e4ytt\u00e4\u00e4 suuremmat anturit kokonaan, tai lis\u00e4\u00e4 akkupaketti muuttaaksesi anturin kirjauslaitteeksi.  <\/span><\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjY1MDM3IiwiZW5hYmxlX2h0bWwiOiJvZmYifX0=@&#8221; button_text=&#8221;Mantan vedenlaatusondit&#8221; button_alignment=&#8221;left&#8221; button_alignment_tablet=&#8221;center&#8221; button_alignment_phone=&#8221;center&#8221; button_alignment_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.4&#8243; _dynamic_attributes=&#8221;button_url&#8221; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_size=&#8221;18px&#8221; button_text_color=&#8221;#000000&#8243; button_bg_color=&#8221;#FFFFFF&#8221; button_border_color=&#8221;#ff8500&#8243; button_border_radius=&#8221;20px&#8221; button_icon=&#8221;&#x3d;||divi||400&#8243; custom_padding=&#8221;0px|||||&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#d3d3d3&#8243; global_module=&#8221;69010&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/03\/5001-trimeter-water-quality-sonde-965&#215;500-1.webp&#8221; alt=&#8221;solinst eureka trimeter vedenlaatusondit&#8221; title_text=&#8221;Solinst Eureka Trimeter vedenlaatumittarit&#8221; url=&#8221;@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjY0OTQwIiwiZW5hYmxlX2h0bWwiOiJvZmYifX0=@&#8221; _builder_version=&#8221;4.27.4&#8243; _dynamic_attributes=&#8221;url&#8221; _module_preset=&#8221;default&#8221; border_color_all=&#8221;#bcbcbc&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_line_height=&#8221;1.3em&#8221; custom_margin=&#8221;60px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|desktop&#8221; link_option_url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/103-tag-line\/&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h3><a href=\"https:\/\/www.solinst.com\/fi\/tuotteet\/solinst-eureka\/vedenlaatumittarit\/trimeter\/\" title=\"Manta Trimeter vedenlaadun koetin\">Manta Trimeter vedenlaadun koetin<\/a><\/h3>\n<p><span>The <a href=\"https:\/\/www.solinst.com\/fi\/tuotteet\/solinst-eureka\/vedenlaatumittarit\/trimeter\/\" title=\"Trimeter Edullinen vedenlaatusondi\"><strong>Trimeter<\/strong><\/a> sis\u00e4lt\u00e4\u00e4 mink\u00e4 tahansa anturin* anturiparametrien luettelosta, sek\u00e4 l\u00e4mp\u00f6tila- ja syvyysanturit (molemmat ovat valinnaisia). Trimetri-kokoonpanossa voi olla esimerkiksi sameus, l\u00e4mp\u00f6tila ja syvyys.  Toinen esimerkki voisi olla DO ja l\u00e4mp\u00f6tila.<\/span><\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjY0OTQwIiwiZW5hYmxlX2h0bWwiOiJvZmYifX0=@&#8221; button_text=&#8221;Manta Trimeter vedenlaadun koetin&#8221; button_alignment=&#8221;left&#8221; button_alignment_tablet=&#8221;center&#8221; button_alignment_phone=&#8221;center&#8221; button_alignment_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.4&#8243; _dynamic_attributes=&#8221;button_url&#8221; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_size=&#8221;18px&#8221; button_text_color=&#8221;#000000&#8243; button_bg_color=&#8221;#FFFFFF&#8221; button_border_color=&#8221;#ff8500&#8243; button_border_radius=&#8221;20px&#8221; button_icon=&#8221;&#x3d;||divi||400&#8243; custom_padding=&#8221;0px|||||&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#d3d3d3&#8243; global_module=&#8221;69121&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/03\/5001-easyprobe-water-quality-sondes.webp&#8221; alt=&#8221;solinst eureka easyprobe vedenlaatusondit&#8221; title_text=&#8221;Solinst Eureka EasyProbe -vedenlaatumittarit&#8221; url=&#8221;@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjY1MTQ3IiwiZW5hYmxlX2h0bWwiOiJvZmYifX0=@&#8221; _builder_version=&#8221;4.27.4&#8243; _dynamic_attributes=&#8221;url&#8221; _module_preset=&#8221;default&#8221; border_color_all=&#8221;#bcbcbc&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_line_height=&#8221;1.3em&#8221; custom_margin=&#8221;60px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|desktop&#8221; link_option_url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/103-tag-line\/&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h3><a href=\"https:\/\/www.solinst.com\/fi\/tuotteet\/solinst-eureka\/vedenlaatumittarit\/easyprobe-vedenlaatusondi\/\" title=\"EasyProbe: ProbeProbe: Vedenlaatumittarit\">EasyProbe: ProbeProbe: Vedenlaatumittarit<\/a><\/h3>\n<p><span>The <a href=\"https:\/\/www.solinst.com\/fi\/tuotteet\/solinst-eureka\/vedenlaatumittarit\/easyprobe-vedenlaatusondi\/\" title=\"EasyProbe vedenlaatusondi\"><strong>EasyProbe<\/strong><\/a>, jonka valmistaja on Solinst Eureka, on suorituskykyinen ja kustannustehokas vedenlaadun valvontalaite. Se sopii erinomaisesti pistokokeisiin, et\u00e4telemetriaan, koulutukseen, tutkimukseen, vesiviljelyyn ja muuhun. EasyProbe20 sis\u00e4lt\u00e4\u00e4 anturit l\u00e4mp\u00f6tilalle, liuenneelle hapelle, s\u00e4hk\u00f6njohtavuudelle ja pH:lle, kun taas EasyProbe30 sis\u00e4lt\u00e4\u00e4 lis\u00e4ksi sameusanturin.   Eurekan monisondit tunnetaan luotettavuudestaan, sill\u00e4 kaikilla antureilla on kolmen vuoden takuu, ja niiden yll\u00e4pitokustannukset ovat alan alhaisimmat.<\/span><\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjY1MTQ3IiwiZW5hYmxlX2h0bWwiOiJvZmYifX0=@&#8221; button_text=&#8221;Manta Easy Probe vedenlaatusondit&#8221; button_alignment=&#8221;left&#8221; button_alignment_tablet=&#8221;center&#8221; button_alignment_phone=&#8221;center&#8221; button_alignment_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.4&#8243; _dynamic_attributes=&#8221;button_url&#8221; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_size=&#8221;18px&#8221; button_text_color=&#8221;#000000&#8243; button_bg_color=&#8221;#FFFFFF&#8221; button_border_color=&#8221;#ff8500&#8243; button_border_radius=&#8221;20px&#8221; button_icon=&#8221;&#x3d;||divi||400&#8243; custom_padding=&#8221;0px|||||&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#d3d3d3&#8243; global_module=&#8221;44627&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/01\/3001-levelogger-5-ltc.webp&#8221; alt=&#8221;solinst levelogger 5 ltc vedenkorkeuden, veden l\u00e4mp\u00f6tilan ja veden johtavuuden dataloggeri&#8221; title_text=&#8221;Solinst Levelogger 5 Ltc vedenkorkeus veden l\u00e4mp\u00f6tila ja veden johtavuus Dataloggeri&#8221; url=&#8221;https:\/\/www.solinst.com\/fi\/tuotteet\/dataloggerit-ja-telemetriajarjestelmat\/3001-levelogger\/levelogger-ltc-5\/&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; border_color_all=&#8221;#bcbcbc&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_line_height=&#8221;1.3em&#8221; custom_margin=&#8221;60px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|desktop&#8221; link_option_url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/103-tag-line\/&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h3>Vedenpinnan korkeuden, l\u00e4mp\u00f6tilan ja johtokyvyn tallentaminen<\/h3>\n<p>The <a href=\"https:\/\/www.solinst.com\/fi\/tuotteet\/dataloggerit-ja-telemetriajarjestelmat\/3001-levelogger\/levelogger-ltc-5\/\" title=\"Levelogger 5 LTC Taso-l\u00e4mp\u00f6tila- ja johtavuusdataloggeri\"><strong>Levelogger 5 LTC<\/strong><\/a> mittaa ja kirjaa vedenpinnan vaihtelut, l\u00e4mp\u00f6tilan ja s\u00e4hk\u00f6njohtavuuden. Se on ohjelmoitu tallentamaan jopa 2 sekunnin v\u00e4lein. Laitteessa on 8 vuoden akku, 100 000 lukusarjan muisti ja 6 painealuetta. PFAS-vapaa pinnoite (sis\u00e4lt\u00e4 ja ulkoa) takaa erinomaisen korroosion- ja kulutuskest\u00e4vyyden.   <\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;https:\/\/www.solinst.com\/fi\/tuotteet\/dataloggerit-ja-telemetriajarjestelmat\/3001-levelogger\/levelogger-ltc-5\/&#8221; button_text=&#8221;Monipuolinen johtavuusdataloggeri&#8221; button_alignment=&#8221;left&#8221; button_alignment_tablet=&#8221;center&#8221; button_alignment_phone=&#8221;center&#8221; button_alignment_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_size=&#8221;18px&#8221; button_text_color=&#8221;#000000&#8243; button_bg_color=&#8221;#FFFFFF&#8221; button_border_color=&#8221;#ff8500&#8243; button_border_radius=&#8221;20px&#8221; button_icon=&#8221;&#x3d;||divi||400&#8243; custom_padding=&#8221;0px|||||&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#d3d3d3&#8243; global_module=&#8221;44750&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/01\/107-tlc-meter.webp&#8221; alt=&#8221;solinst model 107 tlc-mittari l\u00e4mp\u00f6tilan ja johtavuuden profilointiin&#8221; title_text=&#8221;Solinst Model 107 Tlc-mittari l\u00e4mp\u00f6tilan ja s\u00e4hk\u00f6njohtavuuden profilointiin&#8221; url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/107-tlc-meter\/&#8221; align=&#8221;center&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; max_width=&#8221;100%&#8221; border_color_all=&#8221;#bcbcbc&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_line_height=&#8221;1.3em&#8221; custom_margin=&#8221;60px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|desktop&#8221; link_option_url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/103-tag-line\/&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h3>TLC-mittari &#8211; Mittaa tarkka l\u00e4mp\u00f6tila, taso ja johtokyky<\/h3>\n<p>A <a href=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/107-tlc-meter\/\" title=\"TLC-mittari Veden l\u00e4mp\u00f6tilan ja veden johtavuuden profilointi\"><strong>TLC-mittari<\/strong><\/a> tarjoaa tarkat ja vakaat l\u00e4mp\u00f6tila- ja johtavuusmittaukset, jotka n\u00e4kyv\u00e4t k\u00e4tev\u00e4ll\u00e4 LCD-n\u00e4yt\u00f6ll\u00e4 helppolukuisina. Staattinen vedenkorkeus ja lukemien syvyys luetaan Solinstin litte\u00e4lt\u00e4 nauhalta, joka on merkitty laserilla tarkasti mm:n tai 1\/100 ft:n v\u00e4lein. Nauhan pituus on saatavana 300 m:n (1000 ft) pituisena.  <\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/107-tlc-meter\/&#8221; button_text=&#8221;L\u00e4mp\u00f6tilan ja johtavuuden profilointi&#8221; button_alignment=&#8221;left&#8221; button_alignment_tablet=&#8221;center&#8221; button_alignment_phone=&#8221;center&#8221; button_alignment_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_size=&#8221;18px&#8221; button_text_color=&#8221;#000000&#8243; button_bg_color=&#8221;#FFFFFF&#8221; button_border_color=&#8221;#ff8500&#8243; button_border_radius=&#8221;20px&#8221; button_icon=&#8221;&#x3d;||divi||400&#8243; custom_padding=&#8221;0px|||||&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;Adobe Analytics Code&#8221; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||4px|||&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_code admin_label=&#8221;AA-koodi t\u00e4lle sivulle&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<!-- SiteCatalyst code version: H.21. 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**************\/<!-- [et_pb_line_break_holder] -->var s_code=s.t();if(s_code)document.write(s_code)\/\/&#8211;&gt;<!-- [et_pb_line_break_holder] -->&lt;!&#8211;<!-- [et_pb_line_break_holder] -->if(navigator.appVersion.indexOf(&#8217;MSIE&#8217;)&gt;=0)document.write(unescape(&#8217;%3C&#8217;)+&#8217;!-&#8217;+&#8217;-&#8217;)<!-- [et_pb_line_break_holder] -->\/\/&#8211;&gt;<a href=\"https:\/\/www.omniture.com\" title=\"Web Analytics\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/solinst.d2.sc.omtrdc.net\/b\/ss\/solinst-prod\/1\/H.21--NS\/0\" height=\"1\" width=\"1\" border=\"0\" alt=\"\"><\/a><!--\/DO NOT REMOVE\/--><!-- [et_pb_line_break_holder] --><!-- End SiteCatalyst code version: H.21. -->[\/et_pb_code][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Johtavuusanturit: veden laadun seuranta<div class=\"et_pb_module dsm_breadcrumbs dsm_breadcrumbs_0\">\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t<div class=\"et_pb_module_inner\">\n\t\t\t\t\t<nav class=\"dsm_breadcrumbs_wrap\">\n\t\t\t\t<ul class=\"dsm_breadcrumbs\" itemscope itemtype=\"https:\/\/schema.org\/BreadcrumbList\">\t\t\t<li class=\"dsm_breadcrumbs_item dsm_home_item dsm_home_item_custom\" itemprop=\"itemListElement\" itemscope\n\t\t\titemtype=\"https:\/\/schema.org\/ListItem\">\n\t\t\t\t<a href=\"https:\/\/www.solinst.com\/fi\/\" itemprop=\"item\" target=\"\">\n\t\t\t\t\t<span class='dsm_home_text_wrapper'>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"et-pb-icon dsm_home_icon\">\ue009<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"dsm_home_text\" itemprop=\"name\">\n\t\t\t\t\t\t\t\tHome\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t<\/a>\n\t\t\t\t<meta itemprop=\"position\" content=\"1\" \/>\n\t\t\t<\/li>\n\n\t\t<li class=\"dsm_breadcrumbs_separator\"> <span class=\"et-pb-icon dsm_separator_icon\">5<\/span><\/li><\/ul>\n\t\t\t<\/nav>\n\t\t\t\t<\/div>\n\t\t\t<\/div> Solinst Eureka2113 Wells Branch Pkwy, Suite 4400Austin, TX, USA78728 Tel: +1 512-302-4333Fax: +1 512-251-6842email: eureka@solinst.com Vedenlaadun anturit Solinst Eureka, joka on maailman johtava monimittaristen vedenlaatusondien suunnittelussa ja valmistuksessa. &nbsp; &nbsp; &nbsp; &nbsp;Solinst Field Services &nbsp; &nbsp; &nbsp; Varmista projektisi onnistuminen ja v\u00e4henn\u00e4 mahdollisia k\u00e4ytt\u00f6katkoksia tai lis\u00e4kustannuksia. &nbsp; &nbsp;Mit\u00e4 on johtavuus? Johtavuus on veden kyky johtaa s\u00e4hk\u00f6\u00e4. Johtaminen edellytt\u00e4\u00e4, ett\u00e4 vedess\u00e4 olevat ionit ovat varauksen kantajia. Puhdas vesi ei sis\u00e4ll\u00e4 ioneja (lukuun ottamatta satunnaisia vesimolekyylej\u00e4), joten se on eritt\u00e4in huono s\u00e4hk\u00f6njohdin. Kun vesi kuitenkin ker\u00e4\u00e4 kemiallisia suoloja, ne liuetessaan lis\u00e4\u00e4v\u00e4t veteen ioneja. N\u00e4in ollen veden ionivahvuuden kasvaessa my\u00f6s vedenjohtavuus kasvaa &#8211; mit\u00e4 &#8221;suolaisempaa&#8221; vesi on, sit\u00e4 korkeampi on sen johtavuus. Huomaa, ett\u00e4 johtokykymittaus ei v\u00e4ltt\u00e4m\u00e4tt\u00e4 kerro veden ionipitoisuutta, koska eri ionit vaikuttavat johtokykyyn eri tavoin. Suuret, k\u00f6mpel\u00f6t ionit, kuten asetaatti, eiv\u00e4t auta johtamaan s\u00e4hk\u00f6\u00e4 hyvin. Pienet, nopeat ionit, kuten H+, vaikuttavat ionikohtaisesti paljon enemm\u00e4n s\u00e4hk\u00f6njohtavuuteen. Koska luonnonvedet ovat yleens\u00e4 jatkuvasti muuttuvia ionien seoksia, johtavuuslukema on vain suhteellinen ionikonsentraation mittaus. Suolapitoisuus lasketaan usein johtokyvyn perusteella olettamalla, ett\u00e4 vesi on kemialliselta koostumukseltaan hyvin samanlaista kuin merivesi. Merivedess\u00e4 johtavuus 55 000 \u00b5S\/cm vastaa suunnilleen suolapitoisuutta 35 PSS (PSS on k\u00e4yt\u00e4nn\u00f6n suolaisuusasteikko, joka on korvannut perinteiset [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":238840,"parent":240803,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"folder":[293],"class_list":["post-238839","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Johtavuusanturit: veden laadun seuranta<\/title>\n<meta name=\"description\" content=\"Johtavuusanturit: Nelj\u00e4n elektrodin anturit, joissa on korkea tarkkuus ja erinomainen resoluutio sek\u00e4 yhden pisteen kalibrointi.\" \/>\n<meta name=\"robots\" content=\"index, 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