ABB TB511-ETH 1SAP111100R0170: Industrial Data Link for Smart Factory Connectivity
The ABB TB511-ETH (Part No. 1SAP111100R0170) is a high-performance Ethernet Terminal Base engineered for the ABB AC500 PLC platform, delivering seamless industrial network communication across complex automation architectures. Designed to bridge field-level devices with supervisory control systems, the TB511-ETH enables real-time data exchange between PLCs, remote I/O modules, HMI panels, SCADA platforms, and enterprise-level MES systems — forming the backbone of a transparent, connected smart factory.
In modern industrial environments, data integrity and communication speed are non-negotiable. The TB511-ETH supports PROFINET and Modbus TCP protocols, allowing it to function as a reliable gateway node within multi-vendor network topologies. Whether integrating ABB AC500-eCo CPU modules, PM573-ETH or PM591-ETH processor units, or connecting to third-party SCADA systems via standard Ethernet infrastructure, this terminal base ensures deterministic, low-latency data transmission across the entire automation chain.
Network Communication Table
| Parameter |
Specification |
| SKU |
TB511-ETH |
| Part Number |
1SAP111100R0170 |
| Brand |
ABB |
| Series |
AC500 |
| Product Type |
Ethernet Terminal Base |
| Communication Protocols |
PROFINET, Modbus TCP/IP |
| Interface Type |
RJ45 Ethernet (10/100 Mbps) |
| Network Compatibility |
Industrial Ethernet, PROFINET IO, TCP/IP |
| System Application |
AC500 PLC Platform, Remote I/O, HMI, SCADA Integration |
| Origin |
Germany |
| Warranty |
12 Months |
| Supply Status |
In Stock — Ready to Ship |
Connected Automation Data Flow
The TB511-ETH sits at the heart of a layered industrial communication architecture. At the field level, sensors and actuators — including ABB-compatible I/O modules such as the DC532 digital input module and AX522 analog I/O module — feed real-time process signals into the AC500 CPU via the terminal base backplane. The TB511-ETH then bridges these field signals onto the Ethernet network, enabling upstream communication with PM573-ETH or PM591-ETH processor units running the core PLC logic.
Within the control network, the TB511-ETH participates in PROFINET IO cycles, ensuring cyclic data exchange with sub-millisecond consistency. This makes it ideal for time-critical applications such as motion coordination, conveyor synchronization, and process interlocking. The terminal base also supports Modbus TCP, allowing legacy field devices — including third-party variable frequency drives (VFDs), smart sensors, and energy meters — to be integrated without protocol conversion hardware.
At the supervisory level, SCADA systems such as ABB System 800xA or third-party platforms like Ignition and WinCC connect directly to the AC500 network via standard Ethernet switches. The TB511-ETH’s transparent data path ensures that real-time values, alarm states, and diagnostic information flow continuously from field devices to the SCADA historian, enabling operators to monitor production KPIs, respond to process deviations, and generate compliance reports without manual data collection.
HMI panels — including ABB CP600 series operator panels — retrieve live process data from the AC500 CPU through the same Ethernet backbone supported by the TB511-ETH. This unified network architecture eliminates the need for separate communication layers between the HMI, PLC, and remote I/O, reducing wiring complexity and improving system maintainability. Edge gateway devices can further aggregate data from multiple AC500 nodes and forward it to cloud-based analytics platforms, enabling predictive maintenance and OEE optimization at the enterprise level.
Solving Data Isolation in Industrial Sites
One of the most persistent challenges in industrial automation is data isolation — the inability to share process information across different control systems, protocols, and vendor platforms. The ABB TB511-ETH directly addresses this challenge by providing a standardized Ethernet interface that supports both PROFINET and Modbus TCP, two of the most widely deployed industrial communication protocols globally.
In brownfield installations where legacy PLCs and proprietary fieldbus systems (such as PROFIBUS DP or DeviceNet) are still in operation, the TB511-ETH enables a phased migration strategy. By deploying AC500 CPUs with TB511-ETH terminal bases alongside existing infrastructure, engineers can gradually migrate I/O points to the Ethernet network without disrupting ongoing production. This approach preserves capital investment while progressively eliminating protocol fragmentation and data silos.
For greenfield smart factory projects, the TB511-ETH provides a future-proof foundation for IIoT connectivity. Its support for standard TCP/IP networking means that AC500-based control systems can be integrated with MES, ERP, and cloud analytics platforms using standard IT protocols, without requiring specialized industrial middleware. Remote diagnostic capabilities — including online parameter monitoring, fault logging, and network health reporting — allow maintenance teams to identify and resolve issues before they escalate into unplanned downtime.
Production line transparency is further enhanced by the TB511-ETH’s ability to support distributed I/O architectures. Multiple terminal bases can be deployed across a production line, each connecting local I/O modules to the central AC500 CPU via the Ethernet backbone. This distributed topology reduces cable runs, simplifies panel design, and enables modular line expansion without rewiring the entire control system.
Industrial Connectivity FAQ
Q1: What communication protocols does the ABB TB511-ETH 1SAP111100R0170 support?
The TB511-ETH supports PROFINET IO and Modbus TCP/IP over standard 10/100 Mbps Ethernet. It is fully compatible with the ABB AC500 PLC platform and can be integrated into multi-vendor industrial networks using standard RJ45 Ethernet infrastructure.
Q2: Is the TB511-ETH compatible with third-party SCADA and HMI systems?
Yes. Because the TB511-ETH uses standard Ethernet protocols (PROFINET and Modbus TCP), it is compatible with a wide range of SCADA platforms and HMI systems from multiple vendors. Integration with systems such as Ignition, WinCC, and FactoryTalk is supported via standard Ethernet communication without additional protocol converters.
Q3: What is the network latency performance of the TB511-ETH in a PROFINET IO configuration?
The TB511-ETH supports PROFINET IO cyclic communication with configurable update rates suitable for standard process control applications. For time-critical applications, the AC500 platform supports PROFINET IRT (Isochronous Real-Time) on compatible CPU modules, enabling deterministic cycle times in the sub-millisecond range.
Q4: Does the TB511-ETH 1SAP111100R0170 come with a warranty, and has it been tested before shipment?
Yes. All ABB TB511-ETH units supplied by ZYPLC carry a 12-month warranty covering manufacturing defects and functional failures. Each unit undergoes pre-shipment functional testing to verify communication interface integrity, backplane connectivity, and protocol compliance before dispatch. In-stock units are available for immediate shipment with full documentation.
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