ZW-ORP-PR industrial-grade online ORP water quality sensor is specially designed for industrial scenarios. It has a measurement range of -1500～+1500mV and an accuracy of ±20mV. It supports RS485 (Modbus/RTU) communication and can seamlessly connect to industrial control equipment such as PLC and DCS. The product is equipped with a patented ORP electrode, whose service life is twice that of conventional electrodes. It has an IP68 high protection rating and a 3/4 NPT thread design, which is suitable for various installation methods. With strong anti-interference ability and fast response, it is widely used in online ORP detection in scenarios such as environmental water quality monitoring, chemical reactions, and industrial production.