{"product_id":"resol-deltasol-sll-solar-1-3-controller","title":"RESOL DeltaSol® SLL Solar Hot Water Controller 1-2 Sensor","description":"\u003cdiv class=\"tab1\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eRESOL DeltaSol\u003csup\u003e®\u003c\/sup\u003e SLL Solar 1-3 sensor controller\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"tab1\"\u003e\u003cstrong\u003e**The RESOL DeltaSol\u003csup\u003e®\u003c\/sup\u003e SLL controller is the replacement controller for the Resol DeltaSol BS\/4, BS\/2, BS Plus, AX and AL controllers.**\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"tab1\"\u003eThe DeltaSol\u003csup\u003e®\u003c\/sup\u003e SLL is the smallest controller of the SL series. It is optimised for small and medium-sized solar thermal and heating systems, with 2 pre-configured basic systems available. The DeltaSol\u003csup\u003e®\u003c\/sup\u003e SLL offers automatic function control according to the VDI 2169 directive, and a V40 flowmeter input for heat quantity measurement.\u003c\/div\u003e\n\u003cdiv class=\"tab1\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tab1\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"tab1\"\u003e\n\u003cul class=\"fa-ul\"\u003e\n\u003cli\u003eMicrobuttons for quick access to manual mode and the holiday function\u003c\/li\u003e\n\u003cli\u003e2 semiconductor relay outputs, both suitable for pump speed control\u003c\/li\u003e\n\u003cli\u003e4 inputs for Pt1000, Pt500 or KTY temperature sensors\u003c\/li\u003e\n\u003cli\u003e1 V40 impulse input for heat quantity measurement\u003c\/li\u003e\n\u003cli\u003e2 PWM outputs for speed control of high-efficiency pumps\u003c\/li\u003e\n\u003cli\u003e2 basic system layouts to choose from\u003c\/li\u003e\n\u003cli\u003eTube collector function, drainback option, and thermostat\/backup heating function\u003c\/li\u003e\n\u003cli\u003eCooling functions including heat dump (System 1 only)\u003c\/li\u003e\n\u003cli\u003eAutomatic function control according to VDI 2169\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003ePlease read before ordering — Australian version\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe DeltaSol\u003csup\u003e®\u003c\/sup\u003e SLL supplied in Australia is a market-specific version, confirmed by RESOL. It does not include a thermal disinfection function, an SD card slot, or VBus RPT remote parameterisation. If your existing controller uses any of these, please contact us before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tab1\"\u003e\n\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eThe RESOL DeltaSol\u003csup\u003e®\u003c\/sup\u003e SLL 1-3 controller comes with:\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv class=\"tab1\"\u003e\n\u003cspan\u003e\u003c\/span\u003e1 x 20m roof sensor\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"tab1\"\u003e2 x 2.5m tank sensor\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e1 x 5g thermal heat paste\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"tab1\"\u003eAustralian power supply (fitted)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"tab1\"\u003eFemale pump lead (fitted)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eTake a moment to browse our site. We stock a range of accessories to suit the \u003cspan\u003eRESOL DeltaSol\u003csup\u003e®\u003c\/sup\u003e SLL\u003c\/span\u003e controller. Accessories are easy to connect to the VBus on the controller. It is as easy as adding a sensor. The \u003cspan\u003eRESOL DeltaSol\u003csup\u003e®\u003c\/sup\u003e SLL\u003c\/span\u003e is used in the Apricus, Dux and Thermann solar hot water systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe RESOL DeltaSol® SLL controller has an IP rating of 20, which is fine for indoor use. If using outside, we recommend using a moisture-proof housing. We sell a version of this controller which includes a moisture-proof housing. Take a moment to browse our Pump Station section in Parts for more information.              \u003c\/span\u003e  \u003cspan\u003e \u003c\/span\u003e  \u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg alt=\"\"\u003e\u003cspan\u003eMoisture-proof housing to suit RESOL Controllers\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"tab4 tab_body clearfix\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"tab4 tab_body clearfix\"\u003e\u003cspan\u003e\u003cimg alt=\"\" src=\"https:\/\/storage.googleapis.com\/product-description-images\/Resol_Deltasol_BS4_Solar_Hot_Water_Pump_Station.gif\"\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"tab4 tab_body clearfix\"\u003e\u003cspan\u003eC\u003cspan\u003eomplete Pump Station including Grundfos 15-20 CIL 2 Circulating Pump \u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"tab4 tab_body clearfix\"\u003e\n\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eTechnical data\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInputs:\u003c\/strong\u003e 4 inputs for Pt1000, Pt500 or KTY temperature sensors, 1 V40 impulse input\u003cbr\u003e\u003cstrong\u003eOutputs:\u003c\/strong\u003e 2 semiconductor relays, 2 PWM outputs\u003cbr\u003e\u003cstrong\u003ePWM frequency:\u003c\/strong\u003e 1000 Hz\u003cbr\u003e\u003cstrong\u003ePWM voltage:\u003c\/strong\u003e 10,5 V\u003cbr\u003e\u003cstrong\u003eSwitching capacity:\u003c\/strong\u003e\u003cbr\u003e1 (1) A 240 V~ (semiconductor relay)\u003cbr\u003e\u003cstrong\u003eTotal switching capacity:\u003c\/strong\u003e 2 A 240 V~\u003cbr\u003e\u003cstrong\u003ePower supply: \u003c\/strong\u003e100–240 V~ (50–60 Hz)\u003cbr\u003e\u003cstrong\u003eSupply connection: \u003c\/strong\u003eX\u003cbr\u003e\u003cstrong\u003eStandby:\u003c\/strong\u003e 0.71 W\u003cbr\u003e\u003cstrong\u003eTemperature controls class:\u003c\/strong\u003e I\u003cbr\u003e\u003cstrong\u003eEnergy efficiency contribution:\u003c\/strong\u003e 1 %\u003cbr\u003e\u003cstrong\u003eMode of operation:\u003c\/strong\u003e Type 1.B.C.Y\u003cbr\u003e\u003cstrong\u003eRated impulse voltage: \u003c\/strong\u003e2.5 kV\u003cbr\u003e\u003cstrong\u003eData interface: \u003c\/strong\u003eVBus®\u003cbr\u003eVBus® current supply: 60 mA\u003cbr\u003e\u003cstrong\u003eFunctions:\u003c\/strong\u003e operating hours counter, tube collector function, thermostat function,\u003cbr\u003epump speed control, heat quantity measurement, adjustable system parameters and\u003cbr\u003eoptional functions (menu-driven), balance and diagnostics function, function control\u003cbr\u003eaccording to VDI 2169\u003cbr\u003e\u003cstrong\u003eHousing: \u003c\/strong\u003eplastic, PC-ABS and PMMA\u003cbr\u003e\u003cstrong\u003eMounting:\u003c\/strong\u003e wall mounting, also suitable for mounting into patch panels\u003cbr\u003e\u003cstrong\u003eIndication\/Display:\u003c\/strong\u003e System-Monitoring-Display, for visualisation of the systems,\u003cbr\u003e16-segment-display, 8 symbols for indication of the system status, Lightwheel® (adjustment dial) and background illumination\u003cbr\u003e\u003cstrong\u003eOperation:\u003c\/strong\u003e 4 buttons at the front and 1 Lightwheel®\u003cbr\u003e\u003cstrong\u003eIngress protection:\u003c\/strong\u003e IP 20\/ EN 60529\u003cbr\u003e\u003cstrong\u003eProtection class:\u003c\/strong\u003e I\u003cbr\u003e\u003cstrong\u003eAmbient temperature: \u003c\/strong\u003e0…40°C\u003cbr\u003e\u003cstrong\u003eDegree of pollution:\u003c\/strong\u003e 2\u003cbr\u003e\u003cstrong\u003eRelative humidity: \u003c\/strong\u003e10…90%\u003cbr\u003e\u003cstrong\u003eFuse: \u003c\/strong\u003eT2A\u003cbr\u003e\u003cstrong\u003eMaximum altitude:\u003c\/strong\u003e 2000 m above MSL\u003cbr\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e 110 x 166 x 47 mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0534\/5017\/8711\/files\/Picture1_492565ab-9a08-4a2f-894c-7d9c429b049f.png?v=1749090683\" alt=\"\"\u003e\u003cimg\u003e\u003c\/p\u003e\n\u003cdiv class=\"tab1\" id=\"wrapper_tab\"\u003e \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tab1\" id=\"wrapper_tab\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"tab1\" id=\"wrapper_tab\"\u003e \u003c\/div\u003e","brand":"Solar Hot Water Parts","offers":[{"title":"Default Title","offer_id":45011786858647,"sku":"SHWP0140","price":420.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0534\/5017\/8711\/files\/Untitleddesign.png?v=1736378974","url":"https:\/\/solarhotwaterparts.com.au\/products\/resol-deltasol-sll-solar-1-3-controller","provider":"Solar Hot Water Parts","version":"1.0","type":"link"}