The Omron CS1W-ETN01 Control Module is an Ethernet communication unit from the Omron CS1 series, designed to integrate Ethernet functionality seamlessly into industrial control systems. Equipped with a 15-pin connector, it supports flexible installation on both CPU racks and CS1 expansion racks, enhancing system scalability and connectivity. The CS1W-ETN01 features FINS message communication for efficient data exchange between devices, along with a built-in self-diagnostic function and error log capability to record historical network data for troubleshooting and maintenance. These functions ensure stable, high-performance communication and reliable network management within automated control environments. The CS1W-ETN01 could be implemented in industrial systems across North America, Europe, Asia, and other global markets, offering dependable Ethernet connectivity and advanced diagnostics for optimized automation performance.