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24GHz Mmwave Radar Sensor Liquid Level Detection Sensor

LDRR08M millimeter-wave radar module adopts FMCW mode, features a non-contact installation design, and is compact in size and structure. It features high precision, low power consumption and strong anti-interference ability.

Main parameters

Part number LDRR08M
Transmission frequency 24GHz
Output Power (EIRP) 13-20dBm
Beam width Horizontal±5.5°, Vertical±5.5°
Working voltage 9-24V
Working current 38V
Working temperature -45℃~+85℃
Module size (l x w x h) 160 x 75 x 1.2 mm
Weight 215g
Ranging range 0.2m~75m
Measurement accuracy ±1cm
Resolution 1mm
Start-up time 1S

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Application

It is suitable for water level monitoring in lakes, rivers, mountain floods, reservoirs, sewage networks, etc.

What is the measurement accuracy?
±1 cm with 1 mm resolution.
What is the beam angle?
±5.5° in both horizontal and vertical directions (-3dB).
What communication interface and protocols does it support?
RS485 with configurable baud rate. Supports ASCII and MODBUS – freely switchable.
What are the power requirements?
9–24V DC, typical current 38mA at 12V (~0.45W).
What are the dimensions and weight?
160mm × 75mm × 1.2mm. Weight: 215g.
Can accuracy be improved for full-range measurement?
Yes. Provide test data against a high-precision reference, and we can calibrate the module.
What are the typical applications?
Lake/river level monitoring, flood warning, reservoir measurement, sewage network monitoring, industrial liquid level measurement.

Custom Service & Technical Support

We provide datasheet, dimension drawing, interface protocol, demo code and technical support.

Support sample test, ODM/OEM customized service, welcome global customers to inquire and cooperate.

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