Brief Product Description

ABB CI873K01 (3BSE056899R1) is a high-performance EtherNet/IP communication interface module designed exclusively for ABB AC 800M PLC and System 800xA distributed control systems. Supplied complete with a TP867 baseplate, this industrial communication card acts as a reliable network bridge enabling seamless high-speed data exchange between ABB controllers, EtherNet/IP field devices, motor drives, remote I/O units and third-party automation equipment. Built with dual-channel Ethernet support, industrial-grade EMC immunity and rigorous protocol compatibility, it ensures deterministic and stable network communication for process automation. Featuring hot-swappable capability and continuous runtime diagnostics, the CI873K01 delivers 24/7 stable operation in harsh industrial environments. Fully tested surplus and refurbished ABB CI873K01 3BSE056899R1 modules are available for legacy DCS/PLC system maintenance, communication expansion and retrofit projects.

Product ID: 3BSE056899R1

ABB model name: CI873K01

Catalog description: CI873K01 Ethernet/IP Interface

Detailed description: Packaging includes:

- CI873, Communication Interface

- TP867, Baseplate

Size

Product net depth: 127.5 mm

Product net height: 186 mm

Product net width: 59 mm

Product net weight: 0.7 kg

Core Product Functions

• Professional EtherNet/IP protocol communication interface for ABB AC 800M and System 800xA control platforms
• Dual Ethernet channel design supports redundant network connection to improve system communication availability
• High-speed industrial data transmission between PLC controllers, field I/O, inverters and third-party EtherNet/IP devices
• Real-time network diagnostics and fault monitoring for quick detection of disconnection, signal loss and network anomalies
• Effectively reduces main controller communication load and optimizes overall system data processing efficiency
• Comes matched with TP867 baseplate for fast and standardized rack installation
• Hot-swappable design allows in-rack replacement without full system shutdown
• Robust industrial hardware with strong electromagnetic interference resistance and wide temperature adaptability
• Stable long-term network operation supporting large-scale industrial automation control loops

Application Scenarios

• ABB System 800xA and AC 800M PLC system EtherNet/IP network expansion
• Process industry distributed control system (DCS) remote device communication
• Industrial drive, motor control unit and frequency converter networking monitoring systems
• Power plant, petrochemical, chemical and oil & gas automation control systems
• Factory automation production line EtherNet/IP field bus communication architecture
• Legacy ABB control system network upgrade, faulty module replacement and system retrofits

FAQ (Frequently Asked Questions)

• Q: Network communication failure after installing CI873K01 3BSE056899R1?
  A: Verify EtherNet/IP parameter configuration, check Ethernet cable and port status, confirm TP867 baseplate contact integrity, and troubleshoot IP address conflicts and network segment matching.
• Q: Does ABB CI873K01 support hot-swap replacement?
  A: Yes, it supports hot swap in running AC 800M racks. Standard lockout-tagout procedures are recommended to avoid temporary network fluctuation.
• Q: What protocol does the CI873K01 module adopt?
  A: It uses standard EtherNet/IP industrial protocol, compatible with mainstream EtherNet/IP field devices and automation equipment.
• Q: What systems is 3BSE056899R1 compatible with?
  A: It is fully compatible with ABB AC 800M PLC series and System 800xA DCS control systems.

• Q: Is ABB CI873K01 available for new automation projects?
  A: This legacy communication module is end-of-life for new original projects. Only fully tested surplus and refurbished units are supplied for existing system maintenance and retrofits.

instruction book    3BSE056899R1.pdf