ABB CPU Terminal base Module AC500 slot The ABB TB511-ETH of 1SAP111100R0270 is a Terminal Base designed for use with the ABB AC500 V2 PLC (Programmable Logic Controller) system. The mounting and interface platform for the CPU module, providing essential communication ports and a slot for additional functionality. Integrated Communication Interfaces Ethernet: ABB Ethernet (RJ45) interface, enabling the CPU to communicate using standard protocols like Ethernet TCP/IP and Modbus TCP for programming, visualization (HMI/SCADA), and networking. Serial Interfaces: Two serial interfaces (RS232/RS485). Communication with other devices using protocols like Modbus RTU or ASCII. Communication Module Slot The ABB PLC TB511-ETH features one slot for mounting an optional Communication Module (CM). This allows users to extend the CPU’s connectivity to various fieldbuses, such as PROFIBUS, CANopen, DeviceNet, or additional Ethernet ports
