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CW Mode Speed Over Ground Sensor For Tractors/Truck

LDTGSS01 speed detector radar module is a K-band radar sensor specifically designed for low-speed measurement scenarios.

  • K-band RF integrated circuit design;
  • CW working mode;
  • Pulse interface, benchmarked against pulse velocity sensors;
  • The minimum speed measurement range reaches 0.1m/s.

Protocol and Baud Rate

CAN interface : Baud rate 250k, protocol of usage : CAN
485 interface : Baud rate 9600, protocol of usage : ASCII

Main Parameters

Part number LDTGSS01
Transmission frequency 24.075-24.175GHZ
Output power 18-20dBm
Beam width (-3dB) Level:15°, Vertical:15°
Working voltage 9-16V, typical 12V
Working current 77 mA
Working environment -45℃~85℃
Overall dimensions(L x W x H) 94*104*113 mm
Speed measurement error Less than ±1 km/h
Speed range 0.36km/h~80km/h

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Applications

  • Tractor ground speed measurement: Real-time speed feedback for precision agriculture operations.

  • Agricultural machinery speed monitoring: Sprayers, harvesters, and other farm equipment.

  • Low-speed vehicle speed detection: Construction vehicles, golf carts, and industrial trucks.

  • Speed-based control systems: Integration with automatic section control, variable rate application, and data logging.

  • Replacement for traditional pulse sensors: Drop-in upgrade for existing pulse-based speed measurement systems.

What is the beamwidth of the antenna?
15° in both horizontal and vertical directions (-3dB).
What is the pulse output signal format?
0–12V square wave, 50% duty cycle. Frequency of 36.6Hz = 1km/h, 58.9Hz = 1mph.
What are the power requirements?
9V–24V DC, typical current 77mA.
What is the recommended installation height and angle?
Height: ~1m from ground. Angle: 35° between antenna surface and ground.
Does it come with vibration isolation?
Yes, equipped with rubber shock absorber brackets (M6 thread, torque 5.4–7.3 Nm).
What is the operating temperature range?
-45°C to +85°C, suitable for harsh agricultural environments.

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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