Rotary Encoder Module KY-040

Enhance your electronic projects with the KY-040 Rotary Encoder Module, a precision device designed to provide accurate rotational measurements and user input capabilities. This compact module, crafted from high-quality electronic components and a durable PCB, offers exceptional performance and versatility for various applications.

Technical Specifications:

• Model: KY-040 Rotary Encoder Module
• Material: Electronic components + PCB
• Size: Approximately 31 x 19 x 29mm / 1.22" x 0.75" x 1.14"
• Color: Black
• Working Voltage: 5V
• Pulse Circle: 20
• Function: Counts and outputs pulse frequency based on rotational direction
• Special Features: Includes a built-in button for reset functionality

Key Features:

• Directional Counting: Enables precise counting of rotations in both clockwise and counterclockwise directions.
• Continuous Rotation: Unlike rotary potentiometers, this encoder offers unlimited rotation counting capability.
• Reset Button: Integrated button allows users to reset the encoder to its initial state (0 count).
• High Precision: Delivers accurate digital pulse signals for angular displacement measurement.
• Durable Construction: Sturdy electronic components ensure reliability and longevity in various projects.

How it Works: The KY-040 Rotary Encoder Module utilizes a series of digital sensors to convert rotary pulse signals into measurable displacement. This incremental encoder employs a photoelectric scanning principle, where an infrared light source illuminates a rotating code wheel. The changes in light reception due to the rotating code wheel are converted into electrical signals, which are further processed into square pulse outputs by electronic circuits. The differential reading method enhances signal quality and stability, ensuring precise rotational measurement.

Applications:

• DIY Electronics: Ideal for robotics, drones, CNC machines, and other automated systems.
• User Interfaces: Incorporate into control panels or interfaces for menu navigation and parameter adjustment.
• Measurement Systems: Use for precise angular position sensing and speed control applications.
• Interactive Projects: Implement in interactive art installations and digital games for rotational input.

Package Includes:

• 1 x KY-040 Rotary Encoder Module

Add versatility and precision to your electronic projects with the KY-040 Rotary Encoder Module. Whether you're a hobbyist or a professional, this module is an essential tool for accurate rotational measurements and user input functionalities in various electronic applications.