Powerful communication capability: The 3721 supports multiple communication protocols such as Ethernet, enabling efficient data exchange with various devices and systems, ensuring real-time and accurate information.

Wide applicability: The 3721 module not only supports expansion chassis for connecting additional I/O modules up to 100 feet (approximately 30 meters) away from the main chassis, but also supports operations up to 1000 feet (approximately 300 meters) in specific applications. In addition, it can also connect to I/O modules within 7.5 miles (approximately 12 kilometers) of the main chassis, demonstrating its excellent remote communication capabilities.

High reliability and stability: The 3721 communication module uses high-quality electronic components and materials, and undergoes strict quality control and testing to ensure its long-term stable operation in various industrial environments.

Easy to program and configure: The 3721 module provides an easy-to-use programming interface and configuration tools, making it convenient for users to program and set parameters for the module. Users can program according to their actual needs to achieve various complex control logic and data processing functions.

Complete protection functions: The 3721 communication module has protection functions such as overcurrent, overvoltage, and undervoltage, which can effectively prevent abnormal situations from causing damage to the module and improve system security.