The Hi-Link HLK-LD2450 is a microwave radar sensor kit developed for motion detection and proximity sensing in modern electronic systems. Unlike traditional PIR sensors that rely on heat detection, the HLK-LD2450 uses Doppler radar technology to detect movement and measure distance by analyzing reflected microwave signals.
This radar-based approach allows the sensor to detect motion through certain non-metallic materials, offering greater flexibility in installation and usage. With its combination of long detection range, low power operation, and high detection accuracy, the HLK-LD2450 is suitable for both indoor automation systems and embedded development projects.
The kit format makes it especially useful for developers and engineers who want a ready-to-use radar sensing solution for rapid prototyping and deployment.
Key Features
- Microwave radar-based sensing technology
- Detects motion & proximity using Doppler radar principles
- Works beyond line-of-sight (through some non-metallic obstructions)
- Long detection range (several meters, model/environment dependent)
- Low power consumption – ideal for energy-efficient systems
- High detection accuracy with reduced false triggers
- More reliable than PIR sensors in challenging environments
- Developer-friendly sensor kit for easy integration
Technical Specifications
- Sensor Technology: Doppler microwave radar
- Detection Type: Motion & proximity detection
- Detection Range: Several meters (adjustable, environment dependent)
- Power Consumption: Low-power optimized design
- Detection Method: Non-contact radar sensing
- Form Factor: Compact radar sensor module (kit)
- Integration: Suitable for microcontrollers & embedded platforms
(Refer to the datasheet for exact electrical parameters, pin configuration, and tuning details.)
Key Features:-
- Radar-based sensing: It uses microwave radar to detect movement, unlike traditional PIR (Passive Infrared) sensors that rely on heat. This means it can detect motion through walls and other obstructions, depending on the material.
- Long range: The sensor typically has a decent detection range, often several meters, and can be adjusted based on the specific model.
- Low power consumption: Most radar sensors like this one are designed to operate with low power, making them suitable for battery-operated or energy-efficient systems.
- High accuracy: It can accurately detect motion and measure distance with minimal false positives, especially when compared to other motion-sensing technologies.
Applications
- Home automation (motion-triggered lighting & appliances)
- Smart security and alarm systems
- Robotics obstacle detection & navigation
- IoT occupancy sensing devices
- Smart rooms & building automation
- Embedded motion detection projects
Package Includes
-
1 × Hi-Link HLK-LD2450 Radar Sensor Module
-
Accessories included as part of the sensor kit
