Description
The CI626A 3BSE005029R1 is a high-performance, single-loop control interface module manufactured by ABB for its acclaimed Advant Controller 410 series. This module is specifically engineered to act as a sophisticated and intelligent intermediary between a master fieldbus communication network, like Profibus-DP, and one or two ABB MasterPiece 200/200L single-loop controllers. Its core function is to seamlessly integrate these powerful legacy controllers into modern distributed control system (DCS) architectures, effectively future-proofing existing automation investments. The CI626A 3BSE005029R1 empowers the MasterPiece controllers to function as intelligent, decentralized field devices on the bus, enabling full bi-directional data exchange, including setpoints, process variables, output values, and comprehensive status and diagnostic information.
This integration is vital for modernizing process control systems without the need for a complete and costly rip-and-replace overhaul. The CI626A 3BSE005029R1 module provides a robust and reliable communication gateway, ensuring that the high reliability and precise control capabilities of the MasterPiece 200 controllers are preserved and made accessible to higher-level systems. By bridging the gap between proprietary legacy equipment and open standard fieldbuses, the CI626A 3BSE005029R1 delivers immense value, extending the operational lifespan of existing assets, reducing capital expenditure, and enhancing overall system visibility and control. It is a strategic component for industries looking to leverage the benefits of digitalization while maintaining the proven performance of their installed base of ABB controllers.

CI626A 3BSE005029R1 ABB
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | CI626A 3BSE005029R1 |
| Manufacturer | ABB |
| Product Type | Profibus-DP Interface Module for MasterPiece 200/200L |
| Compatible Controllers | ABB MasterPiece 200, MasterPiece 200L |
| Fieldbus Protocol | Profibus-DP (DP-V0) |
| Data Transfer Rate | 9.6 kbps to 12 Mbps (auto-sensing) |
| Number of Connected Controllers | 1 or 2 MasterPiece 200/200L units |
| Number of Process Values | Up to 28 measured/command values per controller |
| Number of Parameters | Up to 28 parameters per controller |
| Input Power | 24V DC (±20%) via connected MasterPiece controller |
| Power Consumption | 120 mA typical (at 24V DC) |
| Operating Temperature | 0°C to +60°C (+32°F to +140°F) |
| Storage Temperature | -40°C to +70°C (-40°F to +158°F) |
| Relative Humidity | 5% to 95% (non-condensing) |
| Certifications | CE, C-Tick, Profibus DP certified |
Main Features and Advantages
The primary advantage of the CI626A 3BSE005029R1 is its role as a powerful modernization enabler. It provides a seamless and certified gateway to Profibus-DP, one of the world’s most prevalent fieldbus standards, allowing MasterPiece 200 controllers to communicate effortlessly with ABB’s own System 800xA or third-party PLCs and DCSs that support Profibus. This interoperability eliminates communication silos and facilitates plant-wide data integration. The module supports comprehensive data exchange, transmitting not just basic process variables (PV) but also setpoints (SP), controller outputs (OUT), and a full suite of status bits and diagnostics, ensuring the host system has complete visibility and control over the loop.
Configuration and diagnostics are simplified through the familiar faceplate of the MasterPiece 200 controller itself, requiring no additional specialized tools for basic setup. The CI626A 3BSE005029R1 is designed for exceptional reliability and straightforward integration. Its ability to connect to two separate controllers from a single module optimizes cabinet space and reduces wiring complexity. The module features auto-baud detection to automatically synchronize with the network’s data transfer rate, simplifying commissioning. The robust design of the CI626A 3BSE005029R1 ensures stable and noise-immune communication in harsh industrial environments, guaranteeing the integrity of critical control data and supporting continuous, uninterrupted operation.
Application Field
The CI626A 3BSE005029R1 is exclusively designed for modernization and integration projects within continuous process industries where ABB MasterPiece 200 controllers are deployed. Its most critical application is in oil and gas production and refining facilities, where these controllers are often used for critical safety interlocks, burner management, or precise pressure and flow control loops. The CI626A 3BSE005029R1 allows these vital loops to be integrated into a central DCS for enhanced operator supervision and data historization without replacing the trusted local controller. In chemical and pharmaceutical plants, it is used to bring legacy batch reactor temperature and pH loops onto a modern network backbone, enabling better recipe management and compliance reporting.
The power generation industry utilizes the CI626A 3BSE005029R1 to interface turbine and boiler control loops based on MasterPiece 200 controllers with a main plant DCS, improving overall unit coordination and operational efficiency. Similarly, in pulp and paper mills and water treatment facilities, this interface module is the key to unlocking the data trapped in isolated control loops, enabling predictive maintenance strategies and overall process optimization. The CI626A 3BSE005029R1 is the strategic solution for any application requiring the preservation of a proven, reliable local control asset while achieving the benefits of centralized monitoring and integration offered by contemporary digital automation systems.

CI626A 3BSE005029R1 ABB
Related Products
MasterPiece 200: The primary single-loop controller that the CI626A 3BSE005029R1 module is designed to interface with.
MasterPiece 200L: A variant of the controller also compatible with the CI626A 3BSE005029R1 interface.
Profibus-DP Network Components: Includes cables, connectors, and repeaters required to establish the physical network for the CI626A 3BSE005029R1.
Advant Controller 410: The larger automation station platform with which this interface module is associated.
DSQC Series Modules: Other I/O and communication modules for ABB’s Advant/Master architecture.
KLP Series Power Supplies: 24V DC power supplies used to energize the controllers and the CI626A 3BSE005029R1 module.
System 800xA: ABB’s extended automation system, which can act as the Profibus-DP master for the CI626A 3BSE005029R1.






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