In modern water conservancy and smart city construction, the requirement for “precision” in water resource management and flood warning has reached unprecedented levels. Traditional contact measurement devices are easily affected by sediment accumulation, floating debris impact, and corrosion, leading to extremely high maintenance costs. To address these pain points, the RD-600 Radar Flowmeter (3-in-1) has emerged, providing a non-contact comprehensive solution for monitoring rivers, channels, and pipelines.
1. Technical Background: Why Choose Non-Contact Radar Measurement?
With the development of smart water management, monitoring environments are becoming increasingly complex. The RD-600 series utilizes leading planar microwave technology, with its core advantage being its “non-contact” nature:
- Real-time Performance: It is capable of 24-hour continuous monitoring and operates stably even on rainy days.
- High Adaptability: It measures accurately without changing the boundary conditions of channels or rivers and does not interfere with the flow field.
- Core Value: By obtaining water level and velocity data in real-time, it uses built-in hydraulic model algorithms to automatically convert data into flow rates, providing scientific decision support for drought relief and flood drainage.
2. Core Technical Value: The “Brain” of Precision Measurement
The RD-600 is not just a device, but a highly integrated measurement system:
- Multi-parameter Integration: A single device integrates three core indicators: flow rate, water level, and velocity.
- Advanced Algorithms: It uses the Doppler radar principle to measure the surface velocity of water flow and built-in microstrip radar technology to measure the water level. The system establishes empirical formulas for different cross-sections (such as circular, rectangular, and trapezoidal) and uses hydraulic model algorithms to obtain accurate flow rates.
- High Precision Performance: The flowrate measurement accuracy reaches $\pm 0.01m/s$ or $\pm 1\%FS$, with a measurement range covering $0.03 \sim 20m/s$, allowing it to sensitively capture both weak flows and flood peaks.
3. Selection and Deployment Guide: Key Considerations
When choosing a hydrological radar flowmeter, focus on the following key parameters:
| Dimension | RD-600 Key Specifications | Significance |
| Protection Level | IP68 | Ensures the device operates normally in extremely humid or temporarily submerged environments. |
| Interference Resistance | 6KV Lightning Protection | Essential for field installation to prevent lightning from damaging precision electronic components. |
| Power Management | 3.5~4.35VDC Supply | Supports solar power systems with a working current of $\leq 300mA$, ideal for remote areas without power. |
| Physical Integration | 16010080 mm / 1KG | Compact and lightweight, allowing for rapid deployment on bridges, supports, or narrow pipes. |
4. Structural Composition and Installation
The 3-in-1 system consists of the Flowmeter host, Flow rate measurement sensor, Water level measurement sensor, and an optional Wireless data transmission antenna.
Its flexible installation system includes:
- Crossbar and Clamp: Used for fixing the device to riverbanks or bridge edges.
- Support: Allows for angle adjustment to ensure the radar wave hits the water surface at the optimal incident angle.
- Vertical Angle Correction: It features built-in automatic vertical angle correction, greatly reducing the impact of manual installation errors on accuracy.
5. Application Scenarios: From Natural Rivers to Urban Networks
The RD-600 radar flowmeter is widely used in the following fields:
- Natural Water Monitoring: Flow rate and water level measurement for rivers, lakes, tides, and ecological discharge.
- Urban Infrastructure: Underground pipe network monitoring, urban water supply, and sewage monitoring.
- Disaster Prevention: Mountain flood monitoring, reservoir gate control, and irrigation channel management.
6. Conclusion and Recommendations
The RD-600 Radar Water Flowrate, Water Level, and Flow 3-in-1 Meter is a key tool for achieving precision in smart water conservancy. It solves the problems of traditional sensors being “easily damaged, difficult to measure, and hard to maintain”.
Recommendation: In practical applications, users should regularly check if the device surface is obstructed by foreign objects and use manual mode to periodically verify data. Additionally, it is recommended to combine the device with an IoT platform for remote monitoring and data analysis to transform simple “readings” into predictive “decision guidance”.
Would you like me to develop a set of installation plan suggestions for a specific type of channel, such as a rectangular or trapezoidal riverbed?
Tags: water level sensor rs485 | water flow meter
For more water radar flow information,
please contact Honde Technology Co., LTD.
WhatsApp: +86-15210548582
Email: info@hondetech.com
Company website: www.hondetechco.com
Post time: Jan-21-2026