{"product_id":"industrial-ph-sensor-modbus-rtu-rs485","title":"Industrial pH Sensor MODBUS-RTU (RS485)","description":"\u003cp\u003e\u003cem\u003e\u003cstrong\u003eThe IP68 RS485 pH Sensor measures 0–14 pH for soil and water monitoring. With MODBUS-RTU RS485 output, IP68 protection, and SenseCAP compatibility, it’s a reliable, low-power solution for accurate long-term data collection.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u0026lt;\u0026gt;\n\u003cp\u003eThe IP68 RS485 pH Sensor measures a range of 0–14 pH and is suitable for soil and water applications such as gardening, hydroponics, and swimming pools. When used with the SenseCAP Data Logger, it enables efficient data collection and management.\u003c\/p\u003e\n\u003cp\u003eThis sensor measures hydrogen-ion activity in water-based solutions to determine acidity or alkalinity — key indicators for monitoring soil conditions and water quality.\u003c\/p\u003e\n\u003cp\u003eBuilt to industry standards, the sensor uses an advanced solid dielectric and a large-area polytetrafluoroethylene (PTFE) liquid junction, which resists clogging and is easy to maintain. The electrode is IP68-rated, while the transmitter is IP65-rated, providing reliable waterproof protection for long-term use in professional environments.\u003c\/p\u003e\n\u003cp\u003eIt supports MODBUS-RTU RS485 communication and 0–2V analogue output, making it easy to connect with data loggers, converters, or display systems. Compact, energy-efficient, and cost-effective, this pH sensor offers a dependable solution for continuous monitoring tasks.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Performance:\u003c\/strong\u003e High accuracy, fast response, good repeatability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Protocol:\u003c\/strong\u003e MODBUS-RTU RS485 and 0~2V Analogue Voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide-range Power Supply:\u003c\/strong\u003e Can be powered with supply voltage within 3.6V ~ 30V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Robustness:\u003c\/strong\u003e Suitable to be immersed in soil or water for a long time, anti-corrosion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance-Free:\u003c\/strong\u003e A unique junction efficiently improves the problem of junction clogging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRange\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 ~ 14pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e± 0.1 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.01 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGeneral Parameters\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eS-pH-01A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalogue Voltage 0-2V (Output resistance ~0ohm)\u003cbr\u003eRS-485 MODBUS-RTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.9-30V\/DC\u003cbr\u003e3.9-30V\/DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35mA@24V DC\u003cbr\u003e35mA@24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStart-up Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 2 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003epH Measurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh impedance and isolated input;\u003cbr\u003eRange: 0 - 14PH,\u003cbr\u003eResolution: 0.01PH,\u003cbr\u003eAccuracy: +\/- 0.1PH;\u003cbr\u003eCan be used for a solution or semi-solid substrate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Measurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRange: -40~80°C,\u003cbr\u003eResolution: 0.1°C,\u003cbr\u003eAccuracy: +\/-0.5°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIP Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectrode: IP68;\u003cbr\u003e\u003cbr\u003eTransmitter: IP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40℃ ~ 85℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectrode: 3\/4\"NPT screw threads;\u003cbr\u003e\u003cbr\u003eTransmitter: Mounting hole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePower and Signal Cable: 2 meters (Customizable)\u003cbr\u003eElectrode Cable: 5 meters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimension\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectrode: Width*Diameter 160*30mm; 3\/4\"NPT screw threads\u003cbr\u003eTransmitter: 140mm*65mm*50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupplier Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e101990666\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWiring Diagram\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/Wiring_diagram_106427_1.jpg?v=1762959804\u0026amp;width=700\" width=\"1000\" height=\"313\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eResources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUser Guide\u003c\/li\u003e\n\u003cli\u003eManual\u003c\/li\u003e\n\u003cli\u003eDatasheet\u003c\/li\u003e\n\u003cli\u003eCalibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x Industrial pH Sensor with hook-up wires\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Seeed","offers":[{"title":"Default Title","offer_id":48697875857620,"sku":"zgy1789711537438","price":127.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0832\/5247\/8164\/files\/industrial-ph-sensor-modbus-rtu-rs485_1.jpg?v=1789711545","url":"https:\/\/insta-ready-clad.shop\/products\/industrial-ph-sensor-modbus-rtu-rs485","provider":"My Store","version":"1.0","type":"link"}