TheTB511-ETH(1SAP111100R0270) is a high-performance terminal base designed for the ABB AC500 V2 PLC platform. It serves as the foundational mounting and connectivity interface for the CPU, offering a dedicated slot for an additional communication module. Equipped with an integrated Ethernet interface and dual serial ports (RS232/RS485), theTB511-ETHprovides the essential networking and local communication backbone required for complex industrial automation and data exchange tasks.
Communication Slots:1 Slot for Optional Communication Module
Ethernet Interface:Integrated RJ45 Port for Networking
Serial Interfaces:2 x Serial Ports (Configurable RS232 or RS485)
Degree of Protection:IP20
Enclosure Type:NEMA Open Type
Mounting Method:DIN Rail / Backplane
Product Net Dimensions:95.5 mm (W) x 135 mm (H) x 28 mm (D)
Net Weight:0.159 kg
Country of Origin:China
HS Code:85044040
Compliance:CE, cULus (Open Type Accessory)
Engineering Insights and System Logic
TheTB511-ETH(1SAP111100R0270) acts as the wiring and communication carrier for the AC500 CPU. Unlike standard bases, the "ETH" variant prioritizes networked connectivity, allowing for seamless integration into factory Ethernet backbones (Modbus TCP, Profinet, etc.) without occupying the expansion slot. The dual serial interfaces provide versatile legacy connectivity for HMIs, barcode readers, or frequency converters. This base is engineered to separate the sensitive CPU electronics from the field wiring, facilitating hot-swappable CPU maintenance and reducing potential downtime in critical control loops.
