Product Short Description
Product Description
The ABB CI858 (3BSE018136R1) is a high-performance communication interface module engineered as a core component for ABB’s AC 800M distributed control system (DCS) and System 800xA automation platform. It acts as a dedicated bridge, establishing high-speed, reliable communication links between AC 800M controllers and ABB industrial drives, as well as special I/O units, via ABB’s proprietary DriveBus protocol.
Specifically designed for sectional drive applications—such as those in rolling mills and paper machine control systems—the CI858 ensures deterministic, low-latency data exchange for precise drive control, real-time monitoring, and seamless system coordination.
Description
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Code | 3BSE018136R1 |
| Module Type | DriveBus Communication Interface Module (Master) |
| Compatible System | AC 800M DCS, System 800xA |
| Communication Protocol | ABB DriveBus |
| Transmission Speed | 8 Mbit/s |
| Max Connected Drives | Up to 24 ABB drives per unit |
| Max Modules per Controller | Up to 2 CI858 modules per AC 800M controller |
| Connection Interface | Optical connector |
| Power Supply | Powered via CEX-Bus (no external power required) |
| Power Consumption | 24 V DC, typical 200 mA |
| Dimensions (W x H x D) | 59 mm × 186 mm × 127.5 mm |
| Weight | 0.7 kg |
| Operating Temperature | +5 °C to +55 °C |
| Storage Temperature | -40 °C to +70 °C |
| Relative Humidity | 5%–95% non-condensing |
| Environmental Rating | IP20 (enclosure), G3 corrosive gas resistance (ISA 71.04) |
| Key Features | Hot Swap support, optical communication |
| Certifications | CE, RoHS, WEEE, ABS, BV, DNV-GL, LR |
Functional Features
-
High-Speed DriveBus Communication
- Delivers deterministic data transfer at 8 Mbit/s, ensuring ultra-low latency and precise control of connected ABB drives.
- Optimized for sectional drive architectures, supporting synchronized operation of multiple drives in complex processes like rolling mills and paper machines.
- Optical interface design provides superior electromagnetic interference (EMI) immunity, maintaining signal integrity in electrically noisy industrial environments.
-
Seamless System Integration
- Directly interfaces AC 800M controllers with ABB drives and special I/O units, eliminating the need for third-party gateways.
- Powered by the CEX-Bus, reducing wiring complexity and installation costs by eliminating external power supplies.
- Fully compatible with System 800xA engineering tools for intuitive configuration, commissioning, and diagnostics.
-
Hot Swap & High Availability
- Supports Hot Swap capability, allowing module replacement or maintenance without system shutdown, minimizing unplanned downtime.
- Redundant controller support (up to 2 modules per controller) enables scalable drive systems and enhances overall system reliability.
-
Industrial-Grade Reliability
- G3 corrosion resistance ensures long-term operation in harsh environments with corrosive gases.
- IP20 enclosure rating protects internal electronics from dust and physical contact, suitable for industrial cabinet installations.
- Marine-grade certifications (ABS, BV, DNV-GL, LR) extend its applicability to offshore and marine automation systems.
-
Simplified Maintenance & Diagnostics
- Built-in status indicators provide real-time monitoring of module health, communication status, and drive activity.
- Comprehensive diagnostic features facilitate rapid troubleshooting and proactive maintenance, reducing mean time to repair (MTTR).
Application Scenarios
The ABB CI858 (3BSE018136R1) is purpose-built for industries requiring high-precision, high-reliability drive control systems:
- Steel & Metals: Rolling mill drive automation, continuous casting, and hot/cold rolling processes requiring synchronized multi-drive control.
- Pulp & Paper: Paper machine sectional drive systems, including dryer sections, calendering, and winding operations.
- Power Generation: Turbine control, pump & fan drives, and auxiliary system automation in thermal, hydro, and renewable power plants.
- Oil & Gas: Offshore platform compressors, pipeline pumping stations, and refinery process drives.
- Marine & Offshore: Vessel propulsion, thruster control, and deck machinery automation (supported by marine certifications).
- Chemical & Petrochemical: Process pumps, compressors, and mixing systems requiring precise drive control.
- Water & Wastewater: High-power pump drives, aeration systems, and desalination plant automation.
Key Advantages
- Optimized for Sectional Drives: Tailored for rolling mills and paper machines, delivering synchronized, high-performance drive control.
- Simplified Deployment: CEX-Bus power integration reduces installation complexity and costs.
- Max Uptime: Hot Swap capability and redundant support ensure continuous operation.
- Superior Signal Integrity: Optical communication and EMI immunity guarantee reliable data exchange.
- Global Compliance: CE, RoHS, and marine certifications make it suitable for global industrial and marine applications.
- Scalability: Supports up to 24 drives per module and 2 modules per controller, enabling flexible system expansion.






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