
Hospital Wastewater Residual Chlorine Sensor with High Accuracy Digital Display for Effluent Monitoring and Water. Reagent-Free Electrochemical Design: No reagent consumption or pollutant emissions with three-electrode amperometric assay system. Durable Membrane-Coated Design: Resists electrode contamination and failure without requiring membrane cap replacement. IP68 Protection Level: Fully waterproof and dustproof design suitable for harsh environments. Flexible Communication Options: Supports RS485 interface with Modbus protocol and optional 4-20mA output. Customizable Signal Line: Signal line length of 5m is customizable to fit specific installation needs. Comprehensive Certifications: Certified with RoHS, FCC, CE, and ISO9001 for global compliance and quality assurance.