{"product_id":"enclosed-ip65-differential-temperature-controller-240v-16a","title":"Enclosed IP65 Differential Temperature Controller + 2 Sensors (240V, 16A)","description":"\u003cp\u003eA ready-to-install differential temperature controller in a wall-mounted IP65 enclosure. It switches a pump, fan or valve when one temperature is warmer than another by a set amount, making it ideal for \u003cstrong\u003esolar thermal hot water, pool solar heating, heat recovery and air destratification\u003c\/strong\u003e. Loads up to 16A \/ 3kW are switched directly. The enclosure is prewired and tested under load before despatch, and supplied with two NTC sensors.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWall mounting and IP65 protection\u003c\/li\u003e\n\u003cli\u003eFitted with a \u003ca href=\"https:\/\/www.production-automation.co.uk\/products\/n321s-differential-temperature-controller\" title=\"Novus N321S Differential Temperature Controller\" style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003eNovus N321S\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"https:\/\/www.production-automation.co.uk\/products\/novus-n322s-differential-temperature-controller-solar-water-air-100-240v\" title=\"Novus N322S Differential Temperature Controller\" style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003eNovus N322S\u003c\/strong\u003e\u003c\/a\u003e or \u003ca href=\"https:\/\/www.production-automation.co.uk\/products\/ageon-a108-differential-temperature-controller-solar-water-air-100-240v\" title=\"Ageon A108 Differential Temperature Controller\" style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003eAgeon A108\u003c\/strong\u003e\u003c\/a\u003e differential controller\u003c\/li\u003e\n\u003cli\u003eSupplied with 2 x NTC sensors (3m cable, extendable)\u003c\/li\u003e\n\u003cli\u003eAnti-freeze, collector overheat and tank\/pool maximum protection\u003c\/li\u003e\n\u003cli\u003eOptional second output for backup heating (with N322S)\u003c\/li\u003e\n\u003cli\u003eInternal terminal strip for quick connection, glanded cable entries\u003c\/li\u003e\n\u003cli\u003e13A or 16A plug provided\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Novus controller is essential for reliable and accurate temperature regulation. As such it comes with the usual 3 year warranty. There is full technical support provided on the control panel. All other components are supplied with a 12 month warranty. The panel itself has a 12 month ‘Return To Base’ warranty. In the highly unlikely event it suffers from a technical malfunction we will repair or replace.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0501\/5794\/5002\/files\/PDF_32_480x480.png?v=1644302486\" alt=\"\" width=\"32\" height=\"32\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0501\/5794\/5002\/files\/manual_n321s_v20x_c_en.pdf?v=1644398949\" title=\"Novus N321S Manual Download\" style=\"color: rgb(43, 0, 255);\"\u003eNovus N321S Manual Download\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0501\/5794\/5002\/files\/PDF_32_480x480.png?v=1644302486\" alt=\"\" width=\"32\" height=\"32\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0501\/5794\/5002\/files\/manual_n322s_v19x_j_en.pdf?v=1660719530\" title=\"Novus N322S Manual Download\" style=\"color: rgb(43, 0, 255);\"\u003eNovus N322S Manual Download\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0501\/5794\/5002\/files\/PDF_32_480x480.png?v=1644302486\" alt=\"\" width=\"32\" height=\"32\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0501\/5794\/5002\/files\/A108_English_Instructions.pdf?v=1672919687\" title=\"Ageon A108 Instructions Download\" style=\"color: rgb(43, 0, 255);\"\u003eAgeon A108 Instructions Download\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease allow 7-10 days for final assembly, testing and delivery. These are typical lead times, please get in touch prior to purchase for our current availability.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImages are for guidance, we can tailor layout to your requirements.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eTechnical Details\u003c\/h3\u003e\n\u003ctable class=\"table table-sm\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWiska Indubox 1308AR\/W, thermoplastic polycarbonate, RAL 7035\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGlow wire test (enclosure)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e650 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eExternal dimensions LxWxH\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e215x200x160mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eController\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNovus N321S, Novus N322S or Ageon A108\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 x NTC 10kΩ (collector\/source and tank\/pool), 3m cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelay Output 1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16A SPDT (pump, fan or valve)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelay Output 2 (optional)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3A SPST (N322S backup output)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e230~240V AC (50Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich controller will be fitted?\u003c\/strong\u003e\u003cbr\u003eWe will contact you to confirm your application. The N321S suits most single-pump systems, the N322S adds a backup heating output, and the Ageon A108 is the budget option.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat settings should I use for solar hot water?\u003c\/strong\u003e\u003cbr\u003eA common starting point is pump on at a 6-8°C difference and off at 2-4°C. Our \u003ca href=\"https:\/\/www.production-automation.co.uk\/pages\/differential-temperature-controllers\" title=\"Differential Temperature Controllers Guide\" style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003eDifferential Temperature Controllers guide\u003c\/strong\u003e\u003c\/a\u003e covers sensor positions, wiring and parameters in full.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it switch an immersion heater as backup?\u003c\/strong\u003e\u003cbr\u003eWith the N322S fitted, the second output can call for backup heat. As it is rated 3A, an immersion heater must be switched through a contactor, which we can build into the enclosure on request.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the sensor cables be extended?\u003c\/strong\u003e\u003cbr\u003eYes. Novus specifies sensor cable runs of up to 200m, so the collector sensor can be on the roof with the controller in a plant room.\u003c\/p\u003e\n\u003ch3\u003eIndustry Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolar thermal hot water\u003c\/strong\u003e - circulating pump control between collector and cylinder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePool and hot tub solar heating\u003c\/strong\u003e - run the pump only when the solar mat is warmer than the pool\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir destratification\u003c\/strong\u003e - fan control in warehouses, workshops and greenhouses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat recovery\u003c\/strong\u003e - transfer heat from a wood burner, boiler or process loop into a buffer tank\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSee also our \u003ca href=\"https:\/\/www.production-automation.co.uk\/products\/enclosed-ip65-digital-thermostat-temperature-controller-240v-16a\" title=\"Enclosed IP65 Digital Thermostat Temperature Controller\" style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003eEnclosed IP65 Digital Thermostat\u003c\/strong\u003e\u003c\/a\u003e for single-sensor heating control, and replacement \u003ca href=\"https:\/\/www.production-automation.co.uk\/products\/ntc-temperature-sensor-5x30mm-3m-cable-50-120c\" title=\"NTC Temperature Sensor\" style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003eNTC temperature sensors\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Which controller will be fitted?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"We will contact you to confirm your application. The N321S suits most single-pump systems, the N322S adds a backup heating output, and the Ageon A108 is the budget option.\"}},{\"@type\":\"Question\",\"name\":\"What settings should I use for solar hot water?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A common starting point is pump on at a 6-8°C difference and off at 2-4°C. Our Differential Temperature Controllers guide covers sensor positions, wiring and parameters in full.\"}},{\"@type\":\"Question\",\"name\":\"Can it switch an immersion heater as backup?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"With the N322S fitted, the second output can call for backup heat. As it is rated 3A, an immersion heater must be switched through a contactor, which we can build into the enclosure on request.\"}},{\"@type\":\"Question\",\"name\":\"Can the sensor cables be extended?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Novus specifies sensor cable runs of up to 200m, so the collector sensor can be on the roof with the controller in a plant room.\"}}]}\n\u003c\/script\u003e","brand":"Production Automation","offers":[{"title":"Default Title","offer_id":56873925706101,"sku":"PA-CP-105","price":225.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0501\/5794\/5002\/files\/novus-n322-in-wiska-indubox-1308ar-w.png?v=1771496544","url":"https:\/\/www.production-automation.co.uk\/products\/enclosed-ip65-differential-temperature-controller-240v-16a","provider":"Production Automation","version":"1.0","type":"link"}