Description
Detailed Parameter Table
| Parameter Name | Parameter Value |
| Product Model | ABB CI810B 3BSE020520R |
| Manufacturer | ABB |
| Product Category | Communication Interface Module |
| Compatible Systems | ABB 800xA, AC 800M, Advant Controller |
| Communication Protocols | PROFIBUS DP, Modbus RTU, Serial RS-232/485 |
| Data Transfer Rate | Up to 12 Mbps (PROFIBUS DP) |
| Power Supply | 24V DC (±10%) |
| Operating Temperature | -25°C to +70°C |
| Protection Rating | IP20 |
| Mounting Type | DIN Rail |
| Dimensions (W×H×D) | 45 × 132 × 127 mm |
| Isolation Voltage | 500V AC (field-to-system) |
ABB CI810B 3BSE020520R
Product Introduction
The ABB CI810B 3BSE020520R is a high-performance communication interface module designed for seamless integration within ABB’s 800xA and AC 800M control systems. This module serves as a critical gateway, enabling robust data exchange between field devices, PLCs, and higher-level control systems via PROFIBUS DP, Modbus RTU, and serial communication (RS-232/485).
Engineered for industrial automation, the ABB CI810B 3BSE020520R ensures reliable real-time communication in process industries, manufacturing, and power generation. Its rugged design supports operation in harsh environments, making it ideal for applications requiring high-speed, deterministic data transfer.
Core Advantages and Technical Highlights
1. Multi-Protocol Support for Flexible Integration
The ABB CI810B 3BSE020520R supports PROFIBUS DP (up to 12 Mbps), Modbus RTU, and serial communication, allowing seamless connectivity with a wide range of field devices, drives, and third-party PLCs.
2. High-Speed Data Exchange
With deterministic PROFIBUS DP communication, the module ensures fast and reliable data transfer, critical for real-time control applications in process automation.
3. Robust Industrial Design
Wide operating temperature range (-25°C to +70°C) for use in extreme environments
500V AC isolation for noise immunity and protection against ground loops
DIN rail mounting for easy installation in control cabinets
4. Seamless Compatibility with ABB Control Systems
Designed for ABB 800xA and AC 800M, this module ensures plug-and-play integration, reducing engineering and commissioning time.
5. Diagnostics and Troubleshooting
Integrated status LEDs and diagnostic tools simplify maintenance and fault detection, minimizing downtime.
ABB CI810B 3BSE020520R
Typical Application Scenarios
The ABB CI810B 3BSE020520R is widely used in:
Process Industries (Oil & Gas, Chemical, Pharma): Connects field instruments (flow meters, pressure transmitters) to DCS/PLC systems via PROFIBUS DP.
Manufacturing Automation: Interfaces with motor drives, robots, and sensors for real-time control.
Power Plants: Facilitates communication between turbine controls, protection relays, and SCADA systems.
Water & Wastewater Treatment: Enables Modbus RTU communication with pumps, valves, and analyzers.
Related Model Recommendations
ABB CI801 – Basic communication interface for serial protocols
ABB CI830 – PROFINET communication module
ABB CI854 – Ethernet/IP interface for 800xA systems
ABB CI871 – OPC server connectivity module
ABB CI858 – Redundant communication module for high-availability systems
ABB CI840 – Foundation Fieldbus HSE interface
These models complement the ABB CI810B 3BSE020520R, offering alternative communication protocols and redundancy options.
Installation, Commissioning & Maintenance
Installation Preparation
Ensure 24V DC power supply (±10%) is stable.
Verify DIN rail mounting space and proper grounding.
Use shielded cables for PROFIBUS DP to minimize interference.
Maintenance Recommendations
Periodically check terminal connections for tightness.
Monitor status LEDs for communication errors.
Update firmware as per ABB’s technical bulletins.
Service & Warranty Commitment
ABB provides a 36-month warranty for the ABB CI810B 3BSE020520R, covering manufacturing defects. Global technical support includes:
24/7 troubleshooting assistance
Firmware updates & documentation
On-site service options for critical applications
This module is designed for long lifecycle support, ensuring availability of spare parts for 10+ years.
Conclusion
The ABB CI810B 3BSE020520R is a versatile, high-performance communication interface that enhances connectivity in industrial automation. Its multi-protocol support, rugged design, and seamless ABB integration make it a reliable choice for PROFIBUS DP, Modbus, and serial communication in demanding environments.
