🔵 ABB TB521-ETH B1 1SAP112100R0170 Ethernet Communication Module
The ABB TB521-ETH B1 (1SAP112100R0170) is a high-performance Ethernet communication module developed for ABB’s AC500 PLC family. This industrial-grade module enables seamless integration between automation systems and field devices, providing fast, reliable, and flexible Ethernet-based communication. It is widely used in factory automation, process control, and industrial networking where stability, scalability, and secure data exchange are essential.
⚙️ Product Overview
The TB521-ETH B1 module serves as a key communication interface that connects ABB PLCs to Ethernet networks, allowing efficient data transmission across various industrial platforms. It supports both Modbus TCP/IP and Ethernet/IP protocols, enabling versatile communication with other controllers, HMIs, and SCADA systems. Built with industrial reliability in mind, it offers high immunity to electrical noise, temperature variation, and vibration, making it ideal for use in rugged environments.
📊 Technical Data & Specifications
| Parameter | Description |
|---|---|
| Manufacturer | ABB |
| Model Number | TB521-ETH B1 |
| Order Code | 1SAP112100R0170 |
| Product Type | Ethernet Communication Module |
| Compatible Systems | ABB AC500 PLC series |
| Communication Protocols | Modbus TCP, Ethernet/IP, SNMP |
| Port Type | Dual RJ45 ports (10/100 Mbps, auto-sensing) |
| Network Speed | 10/100 Base-T |
| Power Supply Voltage | 24 V DC (range 19.2–30 V DC) |
| Current Consumption | 250 mA (typical) |
| Isolation Voltage | 500 V between logic and communication circuits |
| Operating Temperature | -25°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Mounting Method | DIN rail mount |
| Dimensions (W x H x D) | 45 mm x 100 mm x 70 mm |
| Weight | Approx. 0.2 kg |
| Protection Degree | IP20 |
| Certifications | CE, UL, cULus, RoHS, and IEC standards |
⚡ Key Features
- High-Speed Ethernet Communication: Dual RJ45 ports allow fast and stable network communication between devices.
- Flexible Integration: Supports multiple industrial protocols for versatile automation setups.
- Advanced Diagnostics: Built-in LEDs provide real-time status for link activity, network errors, and power.
- Industrial Durability: Designed for continuous 24/7 operation under harsh industrial conditions.
- Compact and Modular: Easily attaches to the AC500 PLC base for quick installation.
- Reliable Isolation: Electrical isolation protects circuits from surges and ground loops.
🛠️ Installation & Maintenance
Installation Guidelines:
- Ensure the system power is disconnected before installing the module.
- Mount the TB521-ETH B1 module securely onto a DIN rail.
- Connect the module to the AC500 PLC base unit using the backplane connector.
- Attach Ethernet cables to the RJ45 ports and verify proper alignment.
- Reconnect the system power and check LED indicators for correct startup.
- Configure IP addresses and communication settings through ABB Control Builder or web interface.
Maintenance Recommendations:
- Inspect Ethernet cables regularly for wear or damage.
- Keep the module clean and free from dust to maintain optimal performance.
- Avoid using excessive force when connecting or removing network cables.
- Ensure ventilation around the module to prevent overheating.
- Perform firmware updates periodically to enhance communication security and functionality.
⚠️ Usage Notes
- Do not expose the module to moisture, oil, or corrosive environments.
- Always use ESD protection when handling the device.
- Avoid connecting or disconnecting cables while the system is powered.
- Use shielded Ethernet cables to minimize electromagnetic interference.
- For long-term reliability, ensure all connections are properly grounded.
🔗 For More Details or Inquiries
Visit:
👉 https://www.fy-module.com/
👉 https://www.fy-module.com/product/
🧠 Product Applications
- PLC-to-PLC communication networks
- Factory automation and process control systems
- Industrial Ethernet-based SCADA integration
- Remote I/O and distributed control systems
- Energy management and power monitoring networks
💡 Recommended Similar Products
| Model | Description | Hyperlink |
|---|---|---|
| TB511-ETH | ABB Ethernet Interface Module for AC500 | View Product |
| CM589-PNIO | ABB PROFINET Communication Module | View Product |
| CI854AK01 | ABB Fieldbus Communication Adapter | View Product |
| TB521-ARC | ABB ARCNET Interface Module | View Product |
| PM5630 | ABB AC500 PLC CPU with integrated Ethernet | View Product |
| TB526-CAN | ABB CANopen Communication Module | View Product |
🧾 Summary
The ABB TB521-ETH B1 1SAP112100R0170 Ethernet Module provides a reliable and efficient communication interface for ABB’s AC500 PLC systems. Its robust design, flexible protocol support, and high data transmission rate make it suitable for modern industrial automation networks. With proper installation, maintenance, and adherence to usage precautions, the TB521-ETH B1 delivers exceptional performance, ensuring secure and stable communication across complex factory and process environments.

