{"product_id":"seametrics-do2-dissolved-oxygen-sensor","title":"Seametrics DO2 Dissolved Oxygen Sensor","description":"\u003cp\u003eThe \u003cstrong\u003eSeametrics DO2\u003c\/strong\u003e is an optical dissolved oxygen sensor with an integrated datalogger, using fluorescence of a stable, immobilized ruthenium-based film matrix to measure oxygen concentration without membranes, fill solutions, cartridges, or replacement caps. Its compact 1.66\" diameter body fits easily into 2-inch wells.\u003c\/p\u003e\n\u003cdiv style=\"border: 1px solid lightgray; text-align: center; width: 100%; padding: 12px;\"\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/water_quality\/seametrics_do2.pdf\" style=\"font-size: 15px;\" target=\"_blank\"\u003eSPECS\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid lightgray; text-align: center; width: 100%; padding: 12px;\"\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Seametrics_Manuals\/Seametrics-DO2-Instructions.pdf\" style=\"font-size: 15px;\" target=\"_blank\"\u003eMANUAL\u003c\/a\u003e\u003c\/div\u003e\n\u003cp\u003eBecause the DO2's fluorescence-based sensing doesn't require water movement, flow, or frequent cleaning and calibration, it's well suited to long-term unattended deployments in landfill leachate, wastewater treatment, and remediation performance monitoring. It communicates over Modbus RTU (RS485) and runs on Seametrics' free Aqua4Plus software.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFluorescence sensor technology — no membranes, fill solutions, or cartridges\u003c\/li\u003e\n\u003cli\u003e260,000+ record non-volatile memory\u003c\/li\u003e\n\u003cli\u003eDoes not require frequent cleaning or calibration\u003c\/li\u003e\n\u003cli\u003eModbus RTU (RS485) digital interface\u003c\/li\u003e\n\u003cli\u003eCompact 1.66\" diameter fits 2-inch wells\u003c\/li\u003e\n\u003cli\u003eFree Aqua4Plus software with programmable warm-up time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed cables, connectors, or replacement kits? Browse the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/seametrics-parts-accessories\"\u003eSeametrics Parts \u0026amp; Accessories\u003c\/a\u003e collection.\u003c\/p\u003e","brand":"Seametrics","offers":[{"title":"Default Title","offer_id":48187732918462,"sku":"72106087","price":5564.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/DO2-Web-1024x1024-600x600.png?v=1784758752","url":"https:\/\/envirotechonline.com\/products\/seametrics-do2-dissolved-oxygen-sensor","provider":"EnviroTech Services","version":"1.0","type":"link"}