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The ABB CI840 (3BSE022457R1) is a specialized communication interface module designed for the S800 I/O system. This module facilitates reliable Profibus DP communication within industrial control environments, supporting redundant configurations to ensure high availability and fault tolerance in critical automation loops. As a component of the Advant S800 I/O family, it acts as a gateway between the fieldbus and the I/O cluster, providing seamless integration with ABB control systems.
This communication interface is primarily utilized in large-scale process automation systems, including power generation, oil and gas, chemical processing, and water treatment facilities where Profibus DP is the standard fieldbus protocol for distributed I/O management.
| Product Model | CI840 |
| Order Code | 3BSE022457R1 |
| Manufacturer | ABB |
| Function | Redundant Profibus DP Interface |
| Product Series | Advant S800 I/O |
| Weight | 0.24 kg |
Is the CI840 still in production?
No, this model has been discontinued by the manufacturer. We provide high-quality surplus units to support legacy system maintenance.
Does this module support redundancy?
Yes, the CI840 is specifically engineered to support redundant Profibus communication configurations.
What system is this module compatible with?
The CI840 is designed for use with the ABB Advant S800 I/O system.