ALLNET 4duino IR-Optical Detection Infrared Sensor Module (4duino_B04)

The ALLNET 4duino IR-Optical Detection Infrared Sensor Module (4duino_B04) is a versatile 4-channel reflective infrared sensor module designed for line following, obstacle detection, and edge detection applications. It is compatible with Arduino, Raspberry Pi, and other microcontrollers, featuring digital TTL output and adjustable sensitivity via onboard potentiometers.

Advantages

This module offers four independent IR detection channels, each with its own indicator LED for real-time status monitoring. The adjustable sensitivity allows fine-tuning for various surfaces and distances, making it ideal for robotics and automation projects. Its compact design and mounting holes enable easy integration into custom enclosures or robot chassis.

Suitable for

• Line-following robots
• Obstacle avoidance systems
• Edge detection for autonomous vehicles
• Proximity sensing in industrial automation
• Educational projects with Arduino or Raspberry Pi

Key specifications

• Sensor Type: Infrared (IR) Optical Reflective
• Number of Channels: 4
• Output Type: Digital (TTL compatible)
• Operating Voltage: 3.3V - 5V DC
• Detection Range: 1 - 3 cm (typical)
• Interface: Digital I/O Pins
• Adjustable Sensitivity: Yes (via onboard potentiometers)
• Indicator LEDs: 1 per channel for detection status
• Emitter Type: Infrared LED
• Receiver Type: Phototransistor
• Connector Type: 2.54mm Pitch Pin Header
• Mounting Holes: Yes

Recommendations

For best performance, use a stable 5V power supply and adjust the sensitivity potentiometers to match your specific surface reflectivity. The module can be used with any microcontroller that has digital input pins.