{"product_id":"aqua-master-c800-pro-controller","title":"Aqua Master C800 Pro Controller - Automatic pH \u0026 EC Dosing","description":"\u003ch2\u003eLet the Aqua Master C800 Pro Controller Hold Your pH and EC for You\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e dosing pumps are sold separately, and the C800 Pro needs a reservoir or batch tank with circulation so each dose mixes in before it re-measures.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eAqua Master C800 Pro\u003c\/strong\u003e is an automatic pH and EC controller. It measures \u003cstrong\u003epH, EC, PPM, TDS and temperature\u003c\/strong\u003e in your reservoir, then doses pH adjuster and up to \u003cstrong\u003efive nutrients\u003c\/strong\u003e through Aqua Master C Series pumps whenever readings leave your target range. Run it from the colour touchscreen or the app, with push alerts and 12 months of history.\u003c\/p\u003e\n\u003ch3\u003eWhy You Need It\u003c\/h3\u003e\n\u003cp\u003epH and EC never sit still. Plants drink, nutrients get used and the tank drifts, so keeping it on target by hand means testing and topping up every day, and getting it right every time.\u003c\/p\u003e\n\u003cp\u003eThe C800 Pro does the boring bit for you on a simple loop: measure, dose, wait for it to mix, measure again. It keeps going until the reservoir is back on target, and stops dosing if anything trips an alarm.\u003c\/p\u003e\n\u003ch3\u003eIs the C800 Pro Right for Your Setup?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecirculating systems and batch tanks:\u003c\/strong\u003e anywhere the solution circulates and mixes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH only, EC only or both:\u003c\/strong\u003e it runs as a combined controller or either one on its own.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStatic tank with no circulation?\u003c\/strong\u003e Doses won't mix, so readings will be off. Add circulation first.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJust want eyes on your feed line?\u003c\/strong\u003e The \u003ca href=\"https:\/\/www.onestopgrowshop.co.uk\/products\/aqua-master-w650-pro-inline-monitor\"\u003eW650 Pro Inline Monitor\u003c\/a\u003e watches without dosing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow the C800 Pro Works\u003c\/h3\u003e\n\u003cp\u003eThe left output runs one pH pump, set to pH down or pH up. It corrects in one direction only, so pick the one your water needs. The right output runs one to five nutrient pumps. You set how long each pump runs per dose, from 1 to 900 seconds, and how long to wait before measuring again, from 0 to 60 minutes.\u003c\/p\u003e\n\u003cp\u003eThe maths is simple. At 1.5ml a second, a 10-second dose adds 15ml. Set the wait longer than your tank takes to mix, and the controller only ever measures a properly blended solution.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic pH and EC:\u003c\/strong\u003e measures and doses without you lifting a jug.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to six pumps:\u003c\/strong\u003e one pH pump plus up to five nutrient pumps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety stop:\u003c\/strong\u003e dosing stops while an alarm is active.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTouchscreen and app:\u003c\/strong\u003e change settings on the unit or remotely over 2.4GHz Wi-Fi.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSaved schedules:\u003c\/strong\u003e store dosing settings in the app and reuse them.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12 months of history:\u003c\/strong\u003e readings and alarms on screen and in the app.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible calibration:\u003c\/strong\u003e pH at 1, 2 or 3 points, EC at 1.4, 3.0 or 12.88, with adjustable reminders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eContains\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x C800 Pro controller\u003c\/li\u003e\n\u003cli\u003e1 x pH electrode (BNC connector)\u003c\/li\u003e\n\u003cli\u003e1 x EC electrode with built-in temperature sensor\u003c\/li\u003e\n\u003cli\u003e1 x Power adapter and user manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot included: \u003ca href=\"https:\/\/www.onestopgrowshop.co.uk\/products\/aqua-master-c-series-dosing-pumps\"\u003eC Series dosing pumps\u003c\/a\u003e and \u003ca href=\"https:\/\/www.onestopgrowshop.co.uk\/products\/aqua-master-calibration-solutions-100ml\"\u003ecalibration solutions\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhich Pumps Do I Need?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003epH only:\u003c\/strong\u003e 1 x C10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH plus 1 nutrient:\u003c\/strong\u003e 2 x C10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH plus 2 nutrients:\u003c\/strong\u003e C10 + C20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH plus 3 nutrients:\u003c\/strong\u003e C10 + C30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH plus 4 nutrients:\u003c\/strong\u003e C10 + C30 + C10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH plus 5 nutrients:\u003c\/strong\u003e C10 + C30 + C20\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eC800 Pro Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003epH\u003c\/th\u003e\n\u003ctd\u003e0.00 to 14.00 pH, ±0.1 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eEC\u003c\/th\u003e\n\u003ctd\u003e0.00 to 20.00 mS\/cm, ±2% of full scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePPM\u003c\/th\u003e\n\u003ctd\u003e0 to 14,000 (700 scale)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTemperature\u003c\/th\u003e\n\u003ctd\u003e0 to 50°C, ±1°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePump outputs\u003c\/th\u003e\n\u003ctd\u003e1 pH pump, 1 to 5 nutrient pumps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDose time\u003c\/th\u003e\n\u003ctd\u003e1 to 900 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWait time\u003c\/th\u003e\n\u003ctd\u003e0 to 60 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eControl\u003c\/th\u003e\n\u003ctd\u003eColour touchscreen and app, 2.4GHz Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWaterproof rating\u003c\/th\u003e\n\u003ctd\u003eController IP63, electrodes IP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSize and weight\u003c\/th\u003e\n\u003ctd\u003e94 x 210 x 55mm, 656g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e2 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eHow To Use the C800 Pro\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit the electrodes:\u003c\/strong\u003e place both in the circulating reservoir and plug them into the controller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect the pumps:\u003c\/strong\u003e pH pump to the left output, nutrient pumps to the right. Prime each line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalibrate:\u003c\/strong\u003e pH and EC, using the touchscreen or app.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasure your mixing time:\u003c\/strong\u003e the manual shows you how. Set the wait time longer than it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet targets and alarms:\u003c\/strong\u003e enter your pH and EC targets, dose times and alarm limits, then let it run.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eTop tip:\u003c\/strong\u003e Start with short doses and a long wait. Small doses that mix properly beat big ones that overshoot and send the controller chasing pH up and down all night.\u003c\/p\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan the C800 Pro raise and lower pH?\u003c\/strong\u003e\u003cbr\u003eIt runs one pH pump, set to either pH down or pH up, so it corrects in one direction. Choose the direction your water usually needs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work without Wi-Fi?\u003c\/strong\u003e\u003cbr\u003eYes. Everything runs from the touchscreen. Wi-Fi adds remote control, push alerts and saved schedules.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much does each dose add?\u003c\/strong\u003e\u003cbr\u003eC Series pumps deliver about 1.5ml a second, so 10 seconds adds about 15ml. Thick nutrients pump slower, so time a test run with yours.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNeed help choosing?\u003c\/strong\u003e Call our growing experts on 01782 749955 or visit One Stop Grow Shop Stoke at Fenton Trade Park.\u003c\/p\u003e\n\u003cp\u003eSet your targets once and let the controller do the daily graft. \u003ca href=\"https:\/\/www.onestopgrowshop.co.uk\/collections\/nutrients-and-boosters-ph-and-ec-control\"\u003eBrowse our full range of pH and EC control\u003c\/a\u003e.\u003c\/p\u003e","brand":"AQUA MASTER","offers":[{"title":"Default Title","offer_id":57511645544826,"sku":null,"price":524.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/6368\/6447\/files\/AquaMasterToolsC800PropH_ECControllerwithWi-FiApp.jpg?v=1793877035","url":"https:\/\/www.onestopgrowshop.co.uk\/products\/aqua-master-c800-pro-controller","provider":"One Stop Grow Shop","version":"1.0","type":"link"}