Radar Water Level Sensor – Non-Contact Water Level Measurement and Monitoring Sensor for Rivers and Open Channels

FS-LDSW-001 Radar Water Level Sensor is an 80 GHz Frequency-Modulated Continuous Wave (FMCW) radar product designed for high-precision water level measurement. The maximum measuring range can reach up to 120 m, with a blind zone of less than 10 cm.

Due to its higher operating frequency and wider bandwidth, the sensor delivers improved measurement accuracy and is widely used in hydrological, water conservancy, and municipal manhole monitoring projects.

The FS-LDSW-001 adopts a non-contact measurement principle, ensuring no direct contact with the water surface. It is unaffected by water quality, sediment, or floating debris, offering excellent environmental adaptability and reliable performance in complex field conditions.

 

 

 

 

 

 

 

 

 


Product Detail

Product Tags

1.Technical Specifications

Item

Parameter

Operating Frequency 80GHz
Type FMCW
Power Supply Range DC 9~36V Recommended DC 12V Power Supply
Measuring Range 0~7m、 0~ 10 m 0~30 m 0~65 m 0~ 100 m 0~ 120 mUp to 120m。

(Adjustable Measuring Range via Software)

Accuracy 1mm
Power Consumption 240mw
Beam Angle
Operating Temperature -40~+85℃
Housing Material Stainless Steel / PP

2.Product Features

Non-Contact Radar Measurement Technology

The Radar Water Level Sensor adopts advanced radar sensing technology to measure water level without direct contact with the water surface, avoiding the influence of sediment, debris, corrosion, and water pollution.

High-Precision Water Level Monitoring

Equipped with high-frequency radar technology and intelligent signal processing algorithms, the sensor provides accurate and stable water level measurements under various environmental conditions.

Excellent Performance in Harsh Environments

The non-contact design enables reliable operation in extreme conditions, including heavy rain, flooding, high humidity, strong sunlight, and high sediment environments.

Continuous Real-Time Monitoring

The sensor supports automatic and continuous water level observation, providing real-time data for hydrological analysis, flood warning, and water resource management.

Easy Installation & Low Maintenance

Without requiring underwater installation or regular cleaning, the radar sensor significantly reduces maintenance requirements and improves operational efficiency.

Remote Data Transmission & System Integration

Supports integration with RTU terminals, telemetry systems, and cloud platforms for real-time data transmission, remote management, and intelligent monitoring solutions.


3.Product Uses

  • Measure real-time water levels in rivers, lakes, reservoirs, and channels.
  • Monitor water level fluctuations for hydrological observation.
  • Provide accurate water level data for flood forecasting and warning systems.
  • Support reservoir operation and water resource management.
  • Enable unattended long-term water level monitoring.
  • Integrate with flow velocity sensors to calculate discharge.
  • Provide field data for water management, analysis, and decision-making.

4.Product Applications

River & Hydrological Monitoring

Used in hydrological stations, rivers, and watershed monitoring networks to continuously measure water level changes and support hydrological forecasting.

Flood Warning & Disaster Prevention

Provides real-time water level information for flood risk assessment, early warning systems, and emergency response management.

Reservoir & Dam Safety Monitoring

Applied in reservoirs, dams, and hydraulic structures to monitor water storage levels and support safe operation and management.

Irrigation & Water Conservancy Systems

Used in irrigation channels, water diversion projects, and smart water systems to improve water allocation and management efficiency.

Urban Drainage & Smart City Applications

Applied in urban rivers, drainage channels, and stormwater systems to monitor water levels and prevent urban flooding.

Environmental & Ecological Monitoring

Supports long-term observation of lakes, wetlands, and natural water bodies for ecological assessment and environmental protection.

Industrial Water Management

Used for monitoring water levels in industrial reservoirs, wastewater channels, and process water systems.


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