{"product_id":"ezo-dissolved-oxygen-circuit","title":"EZO™ Dissolved Oxygen Circuit","description":"\u003cp\u003eUntil you’re faced with the challenge, it’s hard to see why anyone would care about dissolved oxygen. But, here you are.\u003c\/p\u003e\n\u003cp\u003eAccurately calculating the D.O. of water is quite difficult. Once all the mathematical calculations are done, it takes hundreds of chemical titration tests to confirm that the readings are correct over the full scale. The process is agonizing. Fortunately, you don’t have to do any of that. The Atlas Scientific EZO-DO Circuit gives you accurate D.O. readings in Mg\/L and percent saturation. Using its temperature, salinity, and pressure compensation features, you can be sure the readings are correct no matter where in the world you are.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"product-specs\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReads\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDissolved Oxygen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRange\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.01 − 100+ mg\/L 0.1 − 400+ % saturation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e+\/– 0.05 mg\/L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResponse time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 reading per sec\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupported probes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAny galvanic probe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCalibration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 or 2 point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemp. compensation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSalinity compensation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePressure compensation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternational standard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eISO 5814 compliant (determination of dissolved oxygen)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eData protocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUART \u0026amp; I2C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDefault I2C address\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e97 (0x61)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.3V − 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eData format\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eASCII\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCircuit dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13.97mm x 20.16mm (0.55″ x 0.79″)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.77 grams\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eDocuments \u0026amp; downloads\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/DO_EZO_Datasheet.pdf\" target=\"_blank\" rel=\"noopener\"\u003eEZO™ Dissolved Oxygen Circuit Datasheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/AtlasDesktop.zip\" target=\"_blank\" rel=\"noopener\"\u003eFREE Software - AtlasDesktop Monitoring Software\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/Atlasdesktop-user-guide.pdf\" target=\"_blank\" rel=\"noopener\"\u003eAtlasDesktop Monitoring Software Users Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/youtu.be\/1I1Sk9pt47c\" target=\"_blank\" rel=\"noopener\"\u003eDissolved Oxygen | Common Mistakes | Air Bubble\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/youtu.be\/d9zkxkv55SE\" target=\"_blank\" rel=\"noopener\"\u003eDissolved Oxygen | Common Mistakes | Stagnant vs Moving Water\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/youtu.be\/PiXnvrTnVjs\" target=\"_blank\" rel=\"noopener\"\u003eDissolved Oxygen | Common Mistakes | Damaged Membrane\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/atlas-scientific.com\/dissolved-oxygen-calculator\" target=\"_blank\" rel=\"noopener\"\u003eDissolved Oxygen Calculator\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/Arduino-Uno-DO-sample-code.pdf\" target=\"_blank\" rel=\"noopener\"\u003eArduino Uno Sample Code\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/Arduino-Mega-Giga-DO-Sample-Code.pdf\" target=\"_blank\" rel=\"noopener\"\u003eArduino Mega \/ Giga Sample Code\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/Ardunio-I2C-DO-sample-code.pdf\" target=\"_blank\" rel=\"noopener\"\u003eArduino I2C Sample Code\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/pi_sample_code.pdf\" target=\"_blank\" rel=\"noopener\"\u003eRaspberry Pi Sample Code (UART, I2C, USB)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/Atlas-Scientific\/Ezo_uart_lib\" target=\"_blank\" rel=\"noopener\"\u003eEZO UART Library\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/Atlas-Scientific\/Ezo_I2c_lib\" target=\"_blank\" rel=\"noopener\"\u003eEZO I2C Library\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.instructables.com\/id\/UART-AND-I2C-MODE-SWITCHING-FOR-ATLAS-SCIENTIFIC-E\/\" target=\"_blank\" rel=\"noopener\"\u003eUART and I2C mode switching\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/ezo-do-Wiringdiagram.pdf\" target=\"_blank\" rel=\"noopener\"\u003eWiring Diagram\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/RoHS-Certificate.pdf\" target=\"_blank\" rel=\"noopener\"\u003eRoHS Certificate\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/CE-Certificate.pdf\" target=\"_blank\" rel=\"noopener\"\u003eCE Certificate\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/csa-certificate.pdf\" target=\"_blank\" rel=\"noopener\"\u003eCSA Certificate\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/dissolved_oxygen-footprint.zip\" target=\"_blank\" rel=\"noopener\"\u003eEZO™ Dissolved Oxygen Circuit Footprint File (*.dxf)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.atlas-scientific.com\/EZO-DO.zip\" target=\"_blank\" rel=\"noopener\"\u003eEZO™ Dissolved Oxygen Circuit 3D model (*step)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atlas Scientific","offers":[{"title":"Default Title","offer_id":58589269590348,"sku":"EZO-DO","price":21171.5,"currency_code":"HUF","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1085\/6248\/1484\/files\/EZO-Dissolved-Oxygen-Circuit-main.jpg?v=1787831156","url":"https:\/\/waterscopeiot.com\/products\/ezo-dissolved-oxygen-circuit","provider":"WaterScope IoT store","version":"1.0","type":"link"}