ABB TB511-ETH 1SAP111100R0170 Terminal Base

The ABB TB511-ETH (1SAP111100R0170) is a Terminal Base with integrated Ethernet connectivity, specifically designed for use with ABB’s AC500 and AC500-eCo series programmable logic controllers (PLCs). It serves as a mounting and connection interface for I/O modules while providing a robust Ethernet interface for high-speed communication in industrial automation systems.

With its compact and modular design, the TB511-ETH streamlines system wiring, simplifies expansion, and supports real-time data exchange between control units and supervisory systems such as SCADA or DCS. This makes it a critical component for distributed control architectures in demanding applications.

Key Features

• Integrated Ethernet interface for direct network connectivity

• Supports real-time communication with AC500/AC500-eCo PLC platforms

• DIN-rail mountable for quick installation and easy maintenance

• Hot-swappable I/O modules without affecting communication

• Built-in terminal points for signal and power connections

• Compact footprint suitable for tight control cabinets

• LED indicators for power, status, and Ethernet activity

• Supports decentralized I/O station topology

• IEC 61131-3 compliant design for automation reliability

• Ideal for remote and modular automation applications

Technical Specifications

Industry Applications

The TB511-ETH terminal base is used extensively across various industrial and infrastructure sectors for automation control and network expansion:

• Factory Automation: Modular PLC-based systems with remote I/O distribution

• Water & Wastewater: Ethernet-based control of remote pumping stations

• Power & Energy: Grid automation, substations, and renewable energy systems

• Building Automation: Intelligent control of HVAC, lighting, and access systems

• Food & Beverage: Scalable production lines with Ethernet-enabled control nodes

• Transportation: Railway control, tunnel automation, and traffic systems

Product Advantages

• Integrated Ethernet saves panel space and reduces wiring complexity

• Enables scalable, modular system architecture through hot-swappable modules

• Simplifies remote I/O configuration with direct network communication

• LED diagnostics help technicians identify issues quickly and reduce downtime

• Reliable industrial performance in harsh operating environments

• Part of ABB’s highly interoperable AC500 automation family

• Easy maintenance and replacement with standardized form factor

• Supports real-time automation protocols for efficient process control

Frequently Asked Questions (FAQ)

1. What is the primary function of the TB511-ETH?

It acts as a terminal base and Ethernet communication interface for ABB PLC I/O modules.

2. Which PLC systems is it compatible with?

The module supports ABB’s AC500 and AC500-eCo series controllers.

3. Can I add or remove modules while powered?

Yes, hot-swapping of I/O modules is supported.

4. Does it support Modbus TCP?

Yes, the Ethernet port supports Modbus TCP for data exchange.

5. How many Ethernet ports does it have?

It comes with 2 Ethernet ports (RJ-45) supporting 10/100 Mbps speeds.

6. Is it DIN-rail mountable?

Yes, it is designed for standard DIN rail mounting (EN 60715).

7. What is its operating temperature range?

The device operates reliably between -25°C and +60°C.

8. Is there built-in diagnostics?

Yes, LED indicators show Ethernet activity, power, and module status.

9. What is the IP rating of this terminal base?

It has an IP20 protection class, suitable for indoor cabinet installation.

10. Can it be used in distributed I/O applications?

Absolutely—it is designed to support decentralized automation layouts.