Dagu Robot Infrared Sensor Module Produ

ct Introduction

1. Basic Information

• Brand: Dagu Robot

• Model: RS002A

• Type: Multi-channel IR Reflective Sensor Module

• Application: General Intelligent Car (Obstacle Avoidance & Line Tracking)

• Certification: ROHS Compliant (Environmentally Friendly Standard)

• Weight: 0.08kg

• Reference Price: Approximately $15.89

2. Working Principle & Core Functions

• Output Signal: Digital Signal (High/Low Level)       

  • Low Level (LOW): Detects obstacles, black tracking lines, or nearby objects

  • High Level (HIGH): No obstacles, detects white background, or no objects in the detection range

• Configuration: Equipped with a multi-channel IR LED array and IR phototransistor pairs, supporting simultaneous obstacle avoidance and line tracking functions.

• Key Features: Strong anti-interference ability, high stability, adjustable detection distance, and easy integration with various control platforms.

3. Electrical Specifications

• Operating Voltage: 3.3V – 5V DC

• Operating Current: < 100mA

• Detection Distance: Adjustable, approximately 1 – 30cm

• Detection Angle: Approximately 30°

• Interface: PH2.0 Multi-pin Interface (Easy to Connect)

• Standard Wire Sequence:       

  • Red Wire: VCC (Positive Power Supply)

  • Black Wire: GND (Ground)

  • Green/Yellow Wire: OUT1/OUT2/OUT3... (Multi-channel Signal Output)

4. Package Accessories (Line Accessories)

• 1 x Dagu Robot Infrared Sensor Module (Original)

• PH2.0 to Dupont Wires (3Pin/Multi-pin)

• Fixing Screws and Brackets

• User Manual (Including Schematic Diagram)

5. Typical Applications

1. Intelligent Car Obstacle Avoidance: Real-time detection of obstacles in front to avoid collisions and ensure smooth movement.

2. Line Tracking Car: Accurately identify black guide lines on the ground, realizing automatic line-following movement.

3. Object Proximity Detection: Detect the distance of nearby objects for position limiting or presence detection.

4. Maker Education & Robot Competitions: Suitable for students, enthusiasts to carry out DIY robot projects, and widely used in various robot competitions.

6. Usage Recommendations

• Installation Height: 1 – 3cm above the ground for optimal detection effect.

• Working Environment: Indoor low-light environment is recommended, as strong sunlight may interfere with infrared signals.

• Compatibility: Perfectly compatible with Dagu full-series cars, Arduino, STM32, and other common microcontroller boards.

• Note: The IR LEDs can be controlled by a digital output to measure ambient and reflected light, improving detection accuracy.