
Non-Contact Radar Remote Liquid Water Level Flow Cod Monitoring Instrument for Manhole. Multi-Parameter Monitoring: Simultaneously measures water level, flow rate, and COD with high accuracy. IP68 Waterproof Design: Fully waterproof and damp-proof, suitable for harsh environments like manholes. Zero Head Loss Measurement: Uses velocity-area method to measure flow without constructing weirs or flumes. Smart Data Management: Features breakpoint data resumption and multi-level alerts for reliable monitoring. Wireless Connectivity: Supports 4G/NB-IoT communication with cloud-based platform for real-time data. Easy Installation: Non-contact radar/ultrasonic principle ensures easy installation and stable operation. CE & RoHS Certified: Product meets CE and RoHS standards for quality and safety compliance.