IO-Link - M22 modules are a category of industrial communication modules designed for seamless integration in automation systems. These modules are not tied to a specific brand but are standardized under the IO-Link protocol, which is widely adopted by manufacturers globally. They are commonly used in industries such as manufacturing, automotive, and logistics for sensor and actuator connectivity. The M22 designation refers to the 22mm housing size, ensuring compatibility with standard industrial enclosures. Leading companies like Balluff (Germany), IFM (Germany), and Pepperl+Fuchs (Germany) produce these modules, offering robust solutions for real-time data exchange and device configuration in smart factories.