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Product Introduction
The ABB BC810 3BSE031154R1 is a CEX-Bus Interconnection Unit designed for the ABB AC 800M High Integrity safety controller within the 800xA distributed control system (DCS) platform. This module plays a critical role in enabling the communication between the high-integrity safety system (HI) and the standard control environment, providing a robust and fail-safe mechanism to bridge these two systems via the CEX-Bus (Controller Extension Bus).
As part of the S800 I/O family, the BC810 offers secure data exchange and system integration while maintaining compliance with SIL3 safety standards according to IEC 61508. It is typically used in high-reliability applications such as process automation, safety instrumented systems (SIS), emergency shutdown systems (ESD), and critical process isolation.
The BC810 ensures seamless operation of redundant architectures and supports hot-swappable installation, which minimizes system downtime and facilitates easy maintenance. This unit is essential for large-scale automation projects requiring a high level of integration between safety and process control systems.
Product Specifications
| Parameter | Details |
|---|---|
| Product Name | BC810 CEX-Bus Interconnection Unit |
| Product Code | 3BSE031154R1 |
| Manufacturer | ABB |
| System Compatibility | AC 800M, S800 I/O, High Integrity Systems |
| Communication Interface | CEX-Bus (Controller Extension Bus) |
| Number of Channels | 1 CEX-Bus interface |
| Redundancy Support | Yes (for High Integrity configurations) |
| Bus Type | RS-485 (optically isolated) |
| Max Cable Length | 200 meters (per bus segment with approved cable) |
| Galvanic Isolation | Yes, full isolation between internal logic and field connection |
| Mounting Type | DIN-rail mounting |
| Hot Swap Support | Yes |
| Certification | SIL3 (IEC 61508), CE, ATEX Zone 2, UL |
| Power Supply | Powered via the backplane (no external power required) |
| Operating Temperature | -25°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Relative Humidity | 5% to 95% non-condensing |
| Dimensions (H × W × D) | 127.5 x 180 x 59 mm |
| Weight | 0.77 kg |
| Housing Material | Industrial-grade plastic, flame-retardant |
Applications
The ABB BC810 CEX-Bus Interconnection Unit is a key infrastructure component used in:
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Process Automation Systems – Where reliable communication is required between safety and control modules.
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Emergency Shutdown Systems (ESD) – Ensures fault-tolerant linking between redundant controllers and field I/O.
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Safety Instrumented Systems (SIS) – Used in systems requiring SIL3 compliance for logic processing and I/O interfacing.
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Oil & Gas Facilities – Offshore platforms and refineries for safe operation and process segregation.
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Chemical & Petrochemical Plants – For integrating safe shutdown functions with plant control networks.
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Power Plants – Ensures secure and safe distribution of control signals across redundant safety systems.
Product Advantages
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High Integrity Communication – Designed for use in SIL3 safety applications as per IEC 61508 standards.
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Redundancy Support – Enables safe and continuous operation through redundant communication paths.
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Hot-Swappable Design – Ensures easy maintenance without system shutdown, maximizing uptime.
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Compact & Robust Form Factor – DIN-rail mountable with a small footprint suitable for dense installations.
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Isolated Communication – Galvanic isolation ensures minimal signal interference and increased system reliability.
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Flexible Architecture – Seamlessly integrates safety and control domains for unified automation.
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Backplane Powered – Reduces cabling complexity and allows for centralized power management.
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Certified for Hazardous Zones – ATEX Zone 2 certification enables deployment in explosive environments.
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Supports Long Distance Communication – Up to 200m per segment with approved cables.
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Full ABB System Compatibility – Native to AC 800M HI and S800 I/O platforms, ensuring smooth system integration.
Frequently Asked Questions (FAQ)
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What is the primary function of the BC810 module?
It connects safety-critical modules with standard control modules via the CEX-Bus. -
Is BC810 compatible with redundant systems?
Yes, it fully supports redundant configurations used in high-integrity safety systems. -
Can the module be replaced while the system is running?
Yes, it supports hot-swapping without needing to shut down the system. -
Does the BC810 require an external power supply?
No, it is powered via the system backplane. -
Is the BC810 certified for use in safety applications?
Yes, it is certified for SIL3 applications under IEC 61508 standards. -
What is the communication standard used by the CEX-Bus?
It uses RS-485-based communication with optical isolation. -
What is the maximum cable length supported?
Up to 200 meters per segment, using approved cables. -
Can the BC810 be used in ATEX-certified environments?
Yes, it is certified for ATEX Zone 2 hazardous areas. -
What systems is the BC810 compatible with?
It is compatible with ABB’s AC 800M controllers and S800 I/O systems. -
How is the BC810 installed?
It is designed for DIN-rail mounting inside control cabinets.
Related or Similar Models from the Same Series
| Model | Description | Function | Compatibility |
|---|---|---|---|
| CI840A | Communication Interface Module | S800 I/O connection to AC 800M | S800 I/O, AC 800M |
| TU846 | Base Terminal Unit | Terminal base for CI modules | S800 I/O |
| CI801 | CEX Bus Communication Interface | Non-redundant fieldbus communication | AC 800M, S800 I/O |
| CI820V1 | Redundant Fieldbus Communication Module | PROFIBUS communication interface | AC 800M, S800 I/O |
| TU810V1 | Terminal Unit | For mounting I/O modules | S800 I/O |
| PM866K01 | AC 800M Controller Module | CPU module for DCS control | 800xA System |
Popular ABB Modules from the Same Brand
| Model | Description | Application | System |
|---|---|---|---|
| PM864AK01 | AC 800M Controller Module | Control & logic processing | 800xA / AC 800M |
| AI810 | Analog Input Module | Process signal acquisition | S800 I/O |
| AO810 | Analog Output Module | Analog control signal generation | S800 I/O |
| DI810 | Digital Input Module | Discrete input processing | S800 I/O |
| DO810 | Digital Output Module | Output control for actuators | S800 I/O |
| CI854AK01 | PROFIBUS DP Interface | Field communication | 800xA, AC 800M |
