{"product_id":"dfrobot-rs485-industrial-water-electrical-conductivity-ec-sensor-k-1-multi-parameter-pre-calibrated-sen0706","title":"DFRobot RS485 Industrial Water Electrical Conductivity (EC) Sensor (K=1, Multi-Parameter \u0026 Pre-Calibrated) SEN0706","description":"\u003cdiv data-page-id=\"WUIVdnYXpoMroWxpmvglpnnGgGf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-OkLwdBg6HoHsU6xaGDul1Aregoh\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-LsfNd2DQ6o0iLdxzDmhl825cgbc\"\u003eThis product is an industrial-grade water electrical conductivity sensor. The probe and housing are integrated into a single unit, resulting in a simple and convenient design for accurate measurement of water electrical conductivity. It features an electrode constant K=1, a measurement range of 1~2000 μS\/cm, a resolution of 0.1 μS\/cm, and an accuracy of ±1%FS. It also includes salinity and TDS conversion functions, allowing for the output of salinity and TDS data, meeting the needs of multi-parameter water quality monitoring.\u003c\/div\u003e\n\u003cp class=\"ace-line ace-line old-record-id-LsfNd2DQ6o0iLdxzDmhl825cgbc\"\u003e \u003c\/p\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-LsfNd2DQ6o0iLdxzDmhl825cgbc\"\u003e\u003cimg src=\"https:\/\/dfimg.dfrobot.com\/enshop\/image\/data\/SEN0706\/1_0x0.png.webp\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/div\u003e\n\u003cp class=\"ace-line ace-line old-record-id-DjUudvgIWoVLJlx2oY5lnPi1gXe\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-WRmfdfFjSorhvWxjgUNlkIbQgRf\"\u003eThe electrical conductivity sensor is equipped with an RS485 communication interface and supports the standard ModBus-RTU protocol. Tutorials are provided for connecting the sensor to Arduino development boards and DFRobot LoRaWAN, enabling quick setup of a test environment and real-time data monitoring. A built-in temperature sensor provides automatic temperature compensation, ensuring accurate and reliable data output under varying environmental conditions.\u003c\/div\u003e\n\u003cp class=\"ace-line ace-line old-record-id-WRmfdfFjSorhvWxjgUNlkIbQgRf\"\u003e \u003c\/p\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-WRmfdfFjSorhvWxjgUNlkIbQgRf\"\u003e\u003cimg src=\"https:\/\/dfimg.dfrobot.com\/enshop\/image\/data\/SEN0706\/2_0x0.png.webp\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/div\u003e\n\u003cp class=\"ace-line ace-line old-record-id-SSd4dH4qQou9sbxFES9l4b3xgPL\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-P8IVdIBdxo8ATtxw35XlZaqng9f\"\u003eThe electrical conductivity sensor is rigorously calibrated before leaving the factory and is ready for immediate use without further calibration. It also comes with a conductivity calibration solution, allowing users to quickly optimize measurement accuracy after prolonged use through register settings. With an overall waterproof rating of IP68, it can be submerged in water for extended periods, making it suitable for aquaculture, tap water monitoring, drinking water treatment, hydroponics, and agricultural irrigation applications.\u003c\/div\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-TqxFdyxwFohkqwxZrOol3amxgSe\"\u003e \u003c\/p\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-TqxFdyxwFohkqwxZrOol3amxgSe\"\u003e\u003cimg src=\"https:\/\/dfimg.dfrobot.com\/enshop\/image\/data\/SEN0706\/3_0x0.png.webp\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-TqxFdyxwFohkqwxZrOol3amxgSe\"\u003e \u003c\/p\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-TqxFdyxwFohkqwxZrOol3amxgSe\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-MtGDdxgEWoWRndxP57ul4QmxgIg\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e4-in-1 Multi-Parameter Output: Built-in algorithms allow you to read Electrical Conductivity (1~2000 μS\/cm), Salinity (0~1000 ppm), TDS (0~1100 ppm), and Temperature simultaneously.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-HRPCdOenkoic1SxuyCyltqSzg9f\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eIndustrial-Grade Durability: The integrated housing and 5-meter cable boast a true IP68 waterproof rating, perfect for continuous, long-term submersion.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-OumMdlUqlo54WMxPBDZl6eteghh\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eAutomatic Temperature Compensation (ATC): A built-in temperature sensor automatically adjusts readings (-20°C~+60°C range), guaranteeing pinpoint accuracy regardless of environmental fluctuations.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-PKxxdZLr2osyvJx10vWl0ukDgTd\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eEffortless IoT Integration: Operates on a wide 10~30V DC power supply and utilizes RS485 (ModBus-RTU), making it plug-and-play ready for PLCs, industrial gateways, and Arduino microcontrollers.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-Ab2TdwGHhoIrtaxh6P7lJaW8gCf\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eOut-of-the-Box Ready: Factory calibrated for immediate use. We also include a free 1413μS\/cm calibration solution, allowing you to easily optimize accuracy via simple register settings down the road.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-PW6kdHW7ooBWEnxU6FclZQF3gD4\"\u003e \u003c\/p\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-PW6kdHW7ooBWEnxU6FclZQF3gD4\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-EG0udLZgZoepIDxzvUil8I1rgEb\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eAquaculture: Monitor pond salinity and water quality in real-time to maintain a healthy aquatic environment.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-VUQ9dNqqToBntEx7JNjlTwOFgLh\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eHydroponics \u0026amp; Smart Agriculture: Precisely measure nutrient solution concentrations to optimize crop yield.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-CIKbdVwvLo2k9oxtzwklUYJZgbb\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eWater Treatment: Monitor tap water and drinking water facilities to ensure safety and compliance.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-GgHudV349o3y1LxoI9Ml9eJNgEf\"\u003e \u003c\/p\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-GgHudV349o3y1LxoI9Ml9eJNgEf\"\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-WiB3d6oYEoQcW0xatKfluxO8gAe\"\u003e\n\u003cstrong\u003ePower Supply Voltage:\u003c\/strong\u003e 10~30V DC\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-OaordXTF0odmemxUA49lveGtgrh\"\u003e\n\u003cstrong\u003ePower Consumption: \u003c\/strong\u003e0.4W\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-CYBZdGHr3opvcSxQMgslXkIDgmp\"\u003e\n\u003cstrong\u003eCommunication Interface:\u003c\/strong\u003e RS485 (Standard ModBus-RTU protocol)\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-DfpRdXGWfoQ5G0xhepilDYzlgkh\"\u003e\u003cstrong\u003eMeasurement Range:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-BSasd5x9roE35DxkJrjlMZfAgIc\"\u003eConductivity: K=1: 1~2000 μS\/cm\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-JoeRdRFaMoZkLIxOTkzl1LIxg0g\"\u003eTemperature: -20°C~+60°C\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Tf5ldUtDjoJwfcx5iidlLRI1gXd\"\u003eSalinity: K=1: 0~1000 ppm\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Gcq7dYF9roZ2zQxw4esl76T7gtg\"\u003eTDS: K=1: 0~1100 ppm\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-YX6ZdrGWMoFduqxTgR1liNHgg2c\"\u003e\u003cstrong\u003eMeasurement Accuracy:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-DzdAdx1hDo0fG6xX277lfD0igwh\"\u003eConductivity: ±1%FS\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-G2FpdwcIxoY2xtxyw9rlqMoIgQd\"\u003eTemperature: ±0.5°C\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Q1n1dnIDlowErRxqov1lwzPOgzd\"\u003e\u003cstrong\u003eResolution:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-KGlkdUCWIoRZouxiWADlkeR3gbf\"\u003eConductivity: 0.1 μS\/cm\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Kz5KdCq7aowYXmxXhZVl1fIzgef\"\u003eTemperature: 0.1°C\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Kp7JdwPFbojJBhxsrc6lgBe3g5d\"\u003e\n\u003cstrong\u003eTemperature Compensation Range:\u003c\/strong\u003e -20°C~+60°C\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Uu18dqypeohCHzxlvxSl75B5gNh\"\u003e\n\u003cstrong\u003eTemperature Compensation Coefficient:\u003c\/strong\u003e Default 0.02\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-TRL5deH3lo56RVx5YeElu50dg6e\"\u003e\n\u003cstrong\u003eResponse Time: \u003c\/strong\u003e＜1S\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Ih4wd1Doco7um4xkGHBlez4Agob\"\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -20°C~+80°C\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-VVnodpH4XoqzyNxohnClfxtzggg\"\u003e\n\u003cstrong\u003eWaterproof Rating:\u003c\/strong\u003e IP68\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-FtFBdrqrhomRIYxslHXlH7HSgZb\"\u003e\n\u003cstrong\u003ePressure Resistance:\u003c\/strong\u003e 0.6MPa\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-WTAMdSy2GoQTDwxEeijlcjVIgge\"\u003e\n\u003cstrong\u003eCable Length:\u003c\/strong\u003e 5m\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-SDMld7xROoKiJSxfvGnlFihvgth\"\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Corrosion-resistant plastic\u003c\/div\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-W89HduQ5UozcIUxtqiPlFiTHgyb\"\u003e \u003c\/p\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-W89HduQ5UozcIUxtqiPlFiTHgyb\"\u003e\u003cstrong\u003eShipping List\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-AjeSdCDyEoT2MRxDFXal5V77g1g\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eRS485 Water Quality Electrical Conductivity Sensor (K=1) x1\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-N4NodqoWbo8SM6x56HDl32ILgJb\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e5m sensor cable x1\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-JbYkdLzH2oHXzSxwv8UlUQwegJd\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e1413μS\/cm conductivity calibration solution 100ml x1\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-LyA2daEaMol0eHxaaqDlcE6Agxd\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eBlack protective mesh x1\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-Mnjvd2IsDoKmptxpsOvlr4LrgIc\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eCable ties x2\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-KdJOdcyTsoR1ouxKAcHli6sIgCd\"\u003e \u003c\/p\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-KdJOdcyTsoR1ouxKAcHli6sIgCd\"\u003e\u003cstrong\u003eDocuments\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-D8cnd22rSoJCmKxm9Lrl20GZgCh\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\u003ca data-lark-is-custom=\"true\" href=\"https:\/\/wiki.dfrobot.com\/sen0706\/\"\u003eProduct Wiki\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Makerlab PH","offers":[{"title":"Default Title","offer_id":45639506952383,"sku":"MLE09996","price":11599.0,"currency_code":"PHP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0531\/3419\/6927\/files\/MLE09996.jpg?v=1778808110","url":"https:\/\/makerlab.ph\/products\/dfrobot-rs485-industrial-water-electrical-conductivity-ec-sensor-k-1-multi-parameter-pre-calibrated-sen0706","provider":"Makerlab PH","version":"1.0","type":"link"}