The Delta RTU-EN01 Programmable Logic Controller (PLC) is a high-performance Ethernet Remote I/O Module designed for seamless expansion of DVP-S series controllers. It supports 24 VDC power input, low 2 W consumption, and reliable operation from 0°C to 55°C with wide humidity tolerance. Featuring robust noise immunity and certified vibration/shock resistance per IEC61131-2, it ensures stable field communication. The module provides RJ-45 Ethernet (10/100M) with auto-detection, multi-protocol support including Modbus TCP, DHCP, NTP, and an RS-485 interface for remote device networking. Manufactured by Delta within the Delta Programmable Logic Controller family, part of the Delta DVP-S Series.