{"product_id":"sr868c8-differential-controller","title":"SR658 Differential Controller","description":"\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eControl Configurations \u0026amp; Arrangements\u003c\/li\u003e\n\u003cli\u003eTechnical Documents\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003ch1\u003eSR658 Differential Solar Controller\u003c\/h1\u003e\n\u003cp\u003eSolar Hot Water differential controller. it turns on circulating pump when collector temperature is above tank temperature by a differential temperature adjustable set point. Supply includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 * SR658 controller \u003c\/li\u003e\n\u003cli\u003e1 * user manual \u003c\/li\u003e\n\u003cli\u003e2 * screws and expansion \u003c\/li\u003e\n\u003cli\u003e2 * P1000 temperature sensor (φ6*50mm,cable length 1.5meter) \u003c\/li\u003e\n\u003cli\u003e4 *NTC10K temperature sensor (φ6*50mm,cable length 3meter)\u003c\/li\u003e\n\u003cli\u003e1 *clamp bag\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical data\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eInputs： 2* PT1000 temperature sensors, 6* NTC10K B=3950 temperature sensors, 1* Grundfos Direct Sensor (VFS type) ,1* Rotary blade electronic flow meter(FRT)\u003c\/li\u003e\n\u003cli\u003eOutput： 3* Electromagnetic relay, Max. current 1A, 3* Semiconductor repay, Max. current1A, 1* low voltagerelay(on\/off signal), boiler on\/off control, 3* PWM variable frequency output (switchable 0-10V)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003eCONTROL CONFIGURATIONS \u0026amp; ARRANGEMENTS\u003c\/h2\u003e\n\u003cp\u003e\u003cimg alt=\"SR658 Configurations\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/SR658.png?v=1542385491\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/SR658.png?v=1542385491\"\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/SR658.pdf?8539716660124474925\" target=\"_blank\" title=\"Manual\" rel=\"noopener noreferrer\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/8.png?v=1707225494\" alt=\"Manual\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/files\/8.png?v=1707225494\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e\u003cbr\u003e\u003c\/h1\u003e\n\u003cbr\u003e","brand":"Hydro Solar","offers":[{"title":"Default Title","offer_id":7095637573693,"sku":"19000330","price":229.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0010\/8458\/8093\/products\/sr658-differential-controller-3969144619069.jpg?v=1578947180","url":"https:\/\/hydrosolar.ca\/en-us\/products\/sr868c8-differential-controller","provider":"Hydro Solar Innovative Energy","version":"1.0","type":"link"}