• Continuous measurement of river flow rates even in flood conditions
• Easy installation on bridges or any structure existing over the river
• Sensor installation angle of 60 degrees and high beam angle (32 degrees horizontal and 14 degrees vertical)
• Installing the sensor at the minimum distance from the water surface, up to a maximum of 30 meters, depending on the water surface conditions
• Measurement range of velocity: 9 to 15.0 m/s
• Very durable body with IP68 protection rating
• Internal flow processing and 20-4 mA output

General Specifications
Velocity Measurement
Method Radar
Type Continuous Wave Doppler
Range ±0,10 to ±15 m/s (depending on flow conditions)
(bi-directional / flow direction detection)
Frequency 24,125 GHz (K-Band)
Accuracy ±1%
Resolution 1 mm
Distance to water 0,50 … 35 m
Radar Opening Angle
Opening angle 32°
Installation angle 60°
Power
Supply 4 to 26 VDC
Consumption 1,38 W (during active measurement)
Level Measurement (Radar)
Method Radar
Range 0,01 to 15 m (standard range)
0,01 to 35 m (extended range)
Accuracy ±2 mm of reading
Resolution 1 mm
Operation temp. -40 … +70 °C
Frequency 26 GHz (K-Band)
Optional Separate Level Measurement
Method Any 4-20 mA loop powered sensor
Communication
Modbus RS-485 communications port with Modbus ASCII slave communication protocol
Outputs (optional)
4-20 mA 1 for validated surface velocity (vQP) or validated surface velocity including median filter (vQPMF)
Material & Dimensions
Dimensions 166 mm H x 157 mm W x 178 mm L
Weight 2,60 kg
Material Robust PU
Protection IP68
Color Grey
Environmental Conditions
Operating temperature range -30° to 70° C
Storage temperature range -40º to 80º C
Certifications
CE

• Monitoring river, canals and natural streams flow
• Water management
• Flood prevention
• Monitoring irrigation channel flow
• Hydropower plants
• Rain basin modeling
• Large sewage channels
• Drainage systems

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Data Logger
Level Sensor
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