{"product_id":"compact-weather-compensated-controller-ahd20","title":"Compact weather-compensating controller Seltron AHD20","description":"\u003cp\u003eThe Seltron AHD20 is a compact, weather-compensated controller built into the actuator housing. It is used to control the mixing valve and circulation pump to regulate the supply temperature during heating or cooling, depending on the outdoor temperature.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWeather-compensated heating and\/or cooling control.\u003c\/li\u003e\n\u003cli\u003eControl of an independent mixing circuit (mixing valve and circulation pump).\u003c\/li\u003e\n\u003cli\u003eControl of an additional mixing circuit (mixing valve and circulation pump).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv data-widget_type=\"heading.default\" data-element_type=\"widget\" data-id=\"6136a67\" class=\"elementor-element elementor-element-6136a67 jedv-enabled--yes elementor-widget elementor-widget-heading\"\u003e\n\u003cdiv class=\"elementor-widget-container\"\u003e\n\u003ch2 class=\"elementor-heading-title elementor-size-default\"\u003eFeatures\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-widget_type=\"text-editor.default\" data-element_type=\"widget\" data-id=\"4fdf569\" class=\"elementor-element elementor-element-4fdf569 elementor-widget elementor-widget-text-editor\"\u003e\n\u003cdiv class=\"elementor-widget-container\"\u003e\n\u003cul\u003e\n\u003cli\u003e2 preset hydraulic diagrams.\u003c\/li\u003e\n\u003cli\u003eOption to connect up to 4 sensors (supply, outdoor, room\/return, heat source).\u003c\/li\u003e\n\u003cli\u003eTwo operating modes: weather-compensated (based on outdoor temperature) or thermostatic (based on room temperature).\u003c\/li\u003e\n\u003cli\u003eIntuitive setup using a keypad and color display.\u003c\/li\u003e\n\u003cli\u003eOption to connect a return sensor and limit the heating circuit output.\u003c\/li\u003e\n\u003cli\u003eQuick and easy \"click\" mounting system on rotary and ball valves.\u003c\/li\u003e\n\u003cli\u003eAutomatic display adjustment depending on the mounting orientation.\u003c\/li\u003e\n\u003cli\u003eOption to operate without a room unit (according to the heating curve).\u003c\/li\u003e\n\u003cli\u003eBUS connection option for multiple controllers when using a larger system.\u003c\/li\u003e\n\u003cli\u003eFault diagnostics and automatic activation of an alternative operating mode.\u003c\/li\u003e\n\u003cli\u003eConnection to the SeltronHome platform with remote control options.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"elementor-heading-title elementor-size-default\"\u003eManual operation switch\u003c\/h2\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0550\/1553\/8887\/files\/clutch-for-manual-operation.webp?v=1714473061\" width=\"332\" height=\"223\"\u003e\u003c\/p\u003e\n\u003cp\u003eManual mode switching on the compact AHD controller is activated by pressing the button. When switching is activated, control of the mixing valve and, if applicable, the circulation pump is switched off to save energy. Manual operating mode is indicated on the display.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 class=\"elementor-heading-title elementor-size-default\"\u003eQuick installation\u003c\/h2\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0550\/1553\/8887\/files\/ahd-quick-installation-600x508.webp?v=1714473107\" width=\"315\" height=\"267\"\u003e\u003c\/p\u003e\n\u003cp\u003eTo remove the controller, release the safety knob on the flange, then remove the controller from the valve. To do so, press and hold the release button on the flange and remove the controller from the valve. During operation, the controller cannot come loose from the valve by itself. Installation accessories are available for most mixing valves on the market.\u003c\/p\u003e\n\u003ch2 class=\"elementor-heading-title elementor-size-default\"\u003eUser-friendly interface\u003c\/h2\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0550\/1553\/8887\/files\/ahd-user-friendly-interface-600x407.webp?v=1714473154\" width=\"320\" height=\"217\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe user menu consists of a color display and a keypad. The keypad is deliberately positioned below the manual movement button, preventing accidental changes to the controller settings. For clear, user-friendly data display, the controller has a built-in graphical color display with a resolution of 240 x 240 pixels and adjustable brightness. Automatic screen orientation ensures that data is legible regardless of the installation position.\u003c\/p\u003e\n\u003ch2 class=\"elementor-heading-title elementor-size-default\"\u003ePlug-in connectors\u003c\/h2\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0550\/1553\/8887\/files\/ahd-plug-in-connectors-600x323.webp?v=1714473212\" width=\"314\" height=\"169\"\u003e\u003c\/p\u003e\n\u003cdiv data-elementor-post-type=\"elementor_library\" class=\"elementor elementor-4379 elementor-location-single post-36 product type-product status-publish has-post-thumbnail product_cat-kompaktni-vremensko-vodeni-regulatorji product_cat-regulatorji product_tag-ahd20 pa_delovanje-vremensko-vodeno pa_kategorije-izdelkov-regulatorji-ogrevanja pa_regulatorji-montaza-direktno-na-ventil first instock shipping-taxable purchasable product-type-simple product\" data-elementor-id=\"4379\" data-elementor-type=\"product\"\u003e\n\u003csection data-settings='{\"jet_parallax_layout_list\":[],\"background_background\":\"gradient\"}' data-element_type=\"section\" data-id=\"ab10f8a\" class=\"elementor-section elementor-top-section elementor-element elementor-element-ab10f8a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-particle-mobile-disabled=\"false\" data-particle_enable=\"false\"\u003e\n\u003cdiv style=\"position: relative;\" class=\"elementor-container elementor-column-gap-default\"\u003e\n\u003cdiv data-settings='{\"background_background\":\"gradient\"}' data-element_type=\"column\" data-id=\"49a41b2\" class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-49a41b2\"\u003e\n\u003cdiv class=\"elementor-widget-wrap elementor-element-populated\"\u003e\n\u003csection data-settings='{\"jet_parallax_layout_list\":[]}' data-element_type=\"section\" data-id=\"691aa08\" class=\"elementor-section elementor-inner-section elementor-element elementor-element-691aa08 jedv-enabled--yes elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-particle-mobile-disabled=\"false\" data-particle_enable=\"false\"\u003e\n\u003cdiv class=\"elementor-container elementor-column-gap-default\"\u003e\n\u003cdiv data-element_type=\"column\" data-id=\"fe81e00\" class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-fe81e00\"\u003e\n\u003cdiv class=\"elementor-widget-wrap elementor-element-populated\"\u003e\n\u003cdiv data-widget_type=\"text-editor.default\" data-element_type=\"widget\" data-id=\"6d05d4d\" class=\"elementor-element elementor-element-6d05d4d elementor-widget elementor-widget-text-editor\"\u003e\n\u003cdiv class=\"elementor-widget-container\"\u003eThe compact AHD controller has a built-in socket for the power cable plug. This allows easy disconnection during maintenance, without the need for tools. Sensors and other connections are connected to an external connection box, which allows connection of: T1-T4 sensors, a bus connection to another controller, and a room unit.\u003c\/div\u003e\n\u003cdiv class=\"elementor-widget-container\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"elementor-widget-container\"\u003e\n\u003ch2 class=\"elementor-heading-title elementor-size-default\"\u003eTechnical data\u003cbr\u003e\n\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection data-settings='{\"jet_parallax_layout_list\":[]}' data-element_type=\"section\" data-id=\"b6cbbba\" class=\"elementor-section elementor-inner-section elementor-element elementor-element-b6cbbba jedv-enabled--yes elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-particle-mobile-disabled=\"false\" data-particle_enable=\"false\"\u003e\n\u003cdiv class=\"elementor-container elementor-column-gap-default\"\u003e\n\u003cdiv data-element_type=\"column\" data-id=\"de3e81a\" class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-de3e81a\"\u003e\n\u003cdiv class=\"elementor-widget-wrap\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-element_type=\"column\" data-id=\"870da7d\" class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-870da7d\"\u003e\n\u003cdiv class=\"elementor-widget-wrap elementor-element-populated\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable class=\"foo-table ninja_footable foo_table_4832 ninja_table_unique_id_1918059349_4832 ui table nt_type_legacy_table striped compact vertical_centered ninja_custom_color inverted footable-paging-right ninja_table_search_disabled ninja_table_pro footable footable-1 footable-paging breakpoint-lg\" data-unique_identifier=\"ninja_table_unique_id_1918059349_4832\" id=\"footable_4832\" aria-label=\"425-AHD20-tehnicni-podatki.xlsx-2022-10-21.csv\" data-filter-delay=\"1000\" data-footable_id=\"4832\" data-ninja_table_instance=\"ninja_table_instance_0\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"ninja_table_row_0 nt_row_id_243\" data-row_id=\"243\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eTFT display\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003eyes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_1 nt_row_id_244\" data-row_id=\"244\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eKeypad\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003eyes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_2 nt_row_id_245\" data-row_id=\"245\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003ePower consumption\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003eMaximum 3.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_3 nt_row_id_246\" data-row_id=\"246\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eStandby power consumption\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003eMaximum 0.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_4 nt_row_id_247\" data-row_id=\"247\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eTorque\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003e5 Nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_5 nt_row_id_248\" data-row_id=\"248\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eRotation angle\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003e90 \u0026lt; °\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_6 nt_row_id_249\" data-row_id=\"249\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eRotation speed\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003e2 min 90 \u0026lt; °\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_7 nt_row_id_250\" data-row_id=\"250\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eMixing valve control\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003e3-point PID\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_8 nt_row_id_251\" data-row_id=\"251\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eCirculation pump control\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003e2-point (ON\/OFF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_9 nt_row_id_252\" data-row_id=\"252\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eRelay output\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003eelectronic relay, 1 (1) A ~, 250 V~\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_10 nt_row_id_253\" data-row_id=\"253\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eSupply voltage\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003e230 V ~, 50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_11 nt_row_id_254\" data-row_id=\"254\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eMaximum power consumption\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003e5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_12 nt_row_id_255\" data-row_id=\"255\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003ePower supply for built-in clock\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003eCR1025 battery (Li-Mn) 3 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_13 nt_row_id_256\" data-row_id=\"256\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eBuilt-in clock accuracy\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003e+\/-1 s (24 h) at 20 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_14 nt_row_id_257\" data-row_id=\"257\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eIngress protection rating\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003eIP42 according to EN 60529\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_15 nt_row_id_258\" data-row_id=\"258\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eSafety class\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003eClass I according to EN 60730-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_16 nt_row_id_259\" data-row_id=\"259\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eTemperature sensor types\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003ePt1000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_17 nt_row_id_260\" data-row_id=\"260\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eHousing material\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003ePC - dark gray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_18 nt_row_id_261\" data-row_id=\"261\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eOperating temperature\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003e0÷50 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_19 nt_row_id_262\" data-row_id=\"262\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eStorage temperature\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003e-20÷65 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"ninja_table_row_20 nt_row_id_263\" data-row_id=\"263\"\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_0 ninja_clmn_nm_tehninipodatki footable-first-visible\"\u003eProduct weight\u003c\/td\u003e\n\u003ctd style=\"display: table-cell;\" class=\"ninja_column_1 ninja_clmn_nm_ahd2 footable-last-visible\"\u003e1 000 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Seltron","offers":[{"title":"Default Title","offer_id":57515436573003,"sku":"1AHD2021-050","price":5286.0,"currency_code":"SEK","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1054\/3992\/0459\/files\/ahd20-360_-img-00.webp?v=1780654951","url":"https:\/\/kardonar.com\/en-se\/products\/compact-weather-compensated-controller-ahd20","provider":"Kardonar Bioenergy Solutions Oy Ab","version":"1.0","type":"link"}