ABB UD C920 BE101 Communication Interface Module – High-Speed Data Gateway for DCS Systems

Overview

The ABB UD C920 BE101 (3BHE033489R0101) is a communication interface module designed to enhance data exchange and network reliability within ABB’s Symphony Plus and Freelance distributed control systems (DCS). It provides high-speed communication pathways between controllers, I/O systems, and supervisory networks, ensuring stable and synchronized process automation. Built with ABB’s industrial-grade reliability standards, the UD C920 BE101 serves as a critical bridge between control processors and field devices, offering real-time data handling and strong electromagnetic compatibility for demanding plant environments.

Key Specifications

Use Cases and Industrial Integration

• Power Generation Systems: Facilitates real-time data transfer between turbine controllers and plant DCS networks.

• Oil & Gas Automation: Ensures secure communication between distributed PLCs and SCADA interfaces.

• Chemical and Process Plants: Provides deterministic data exchange for process control and monitoring.

• Water and Wastewater Management: Enables continuous monitoring and remote diagnostics across treatment networks.

• Pulp and Paper Industry: Synchronizes high-speed control loops and data logs between production stages.

Core Benefits

• Enhanced Data Throughput: Designed for high-speed Ethernet communication and fast response times.

• Reliable Redundancy: Dual-port architecture supports redundant topologies and hot-standby modes.

• Broad Protocol Support: Natively compatible with multiple ABB and third-party communication standards.

• Industrial Durability: Rugged design with EMC shielding for high-interference zones.

• Ease of Integration: Plug-and-play setup with ABB DCS configuration tools.

• Scalable Performance: Can operate standalone or in distributed network clusters.

• Secure Data Handling: Firmware-level encryption for communication integrity.

• Energy Efficient: Operates with low power draw and minimal heat output.

• Field Serviceability: Hot-swappable module design for minimal downtime.

• Future-Proof Architecture: Compatible with ABB’s next-generation control networks.

Technical Q&A

1. Q: Which ABB DCS systems support the UD C920 BE101?
   A: It is fully compatible with ABB Symphony Plus and Freelance control systems.

2. Q: Can it support redundant Ethernet configurations?
   A: Yes, dual Ethernet ports allow for redundancy and fault-tolerant communication.

3. Q: What is the nominal operating voltage?
   A: 24 VDC with an acceptable range between 19–30 VDC.

4. Q: Does it support real-time communication protocols?
   A: Yes, including Modbus TCP/IP and IEC 61850 for deterministic data transfer.

5. Q: What is its memory specification?
   A: 64 MB SDRAM for runtime operations and 32 MB Flash for firmware.

6. Q: How is it typically mounted?
   A: It can be DIN-rail mounted or installed within an ABB control cabinet rack.

7. Q: Is it compatible with third-party systems?
   A: Yes, via Modbus or PROFIBUS communication standards.

8. Q: Does it feature diagnostic LEDs?
   A: Yes, for link, activity, and system status monitoring.

9. Q: Can the firmware be updated remotely?
   A: Yes, through ABB’s network configuration tools over Ethernet.

10. Q: What makes it suitable for high-EMI environments?
    A: Its shielded design and compliance with IEC/EN 61000 EMC standards.

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