ABB PM866K02 3BSE050199R1 Redundant Processor Unit

The ABB PM866K02 (part number 3BSE050199R1) is an industrial-grade redundant processor unit designed to support high availability and fail-safe control in critical automation environments. It belongs to the renowned AC 800M controller family, which is at the core of ABB’s System 800xA. This unit provides a robust processing platform for continuous and batch processes, making it ideal for applications that demand uninterrupted operation.

Redundancy in this model ensures that if one processor fails, the secondary processor instantly takes over, maintaining seamless control. Designed with industrial resilience, it supports real-time performance, integrated communication protocols, and advanced diagnostics.Whether used in oil refineries, power stations, or chemical plants, the PM866K02 is built to deliver stable, secure, and scalable process control over decades.

Technical Specifications

Product Applications

The ABB PM866K02 3BSE050199R1 is trusted in sectors where safety, system uptime, and scalability are paramount. Its redundancy features and protocol flexibility make it a natural fit for:

• Oil & Gas – Redundant control of compressors, pipelines, and offshore platforms.

• Power Generation – Turbine and boiler management with fault tolerance.

• Petrochemical Plants – Handling complex process loops with continuous uptime.

• Pharmaceuticals – Batch process control and regulatory-compliant traceability.

• Water Treatment Plants – Redundant management of pumps, filtration, and SCADA integration.

• Mining & Metals – Control of smelters, crushers, and conveyors with high process demands.

Product Advantages

• Redundant Architecture: Ensures failover capability with zero process interruption.

• High-Performance Processor: Fast execution for demanding control strategies.

• Integrated Communication: Comes with the CM867 module for versatile field connectivity.

• Battery-Backed Memory: Secures vital process data during shutdowns or failures.

• Extended Operating Range: Suitable for harsh industrial environments.

• System 800xA Integration: Seamless plug-in with ABB’s control system for unified automation.

• Field Proven Reliability: Used worldwide in mission-critical infrastructures.

• Diagnostic Transparency: Advanced diagnostics allow predictive maintenance.

• Prepackaged Kit: Includes CPU, communication module, and battery—minimizing installation time.

Frequently Asked Questions (FAQ)

1. What is included in the ABB PM866K02 3BSE050199R1 package?

   This package includes the PM866K02 processor unit, a CM867 communication module, and a battery kit for memory backup, making it a ready-to-install solution for redundant control configurations.

2. Is the PM866K02 compatible with ABB’s 800xA control system?

   Yes, it is fully compatible with ABB’s System 800xA and functions as a core processor within the AC 800M controller family.

3. What communication protocols are supported by the CM867 module?

   The CM867 supports multiple protocols, including Ethernet, MODBUS, PROFIBUS, and RS-232/RS-485 for flexible integration with field devices and networks.

4. Can the PM866K02 operate in a standalone (non-redundant) configuration?

   Absolutely. While designed for redundancy, it can also function independently as a primary controller in smaller or less critical systems.

5. What engineering tools are used to configure and program this unit?

   ABB’s Control Builder software, used within the 800xA environment, provides a graphical interface for programming, configuration, and diagnostics.

6. How does the PM866K02 handle communication loss or module failure?

   In redundant setups, if a failure occurs, the backup unit immediately takes over without interrupting control. Diagnostics are also triggered to log the fault.

7. Is firmware upgradeable on the PM866K02?

   Yes, the unit supports firmware updates through ABB’s engineering tools, allowing users to apply patches or enable new features when necessary.

8. What types of field devices can be connected to this unit?

   It supports a wide range of ABB and third-party field devices through S800 I/O modules and various industrial bus interfaces.

9. Does the PM866K02 support hot-swapping during operation?

   In redundant configurations, modules like communication interfaces and processors can be replaced or switched without system downtime.

10. Can I use this unit in safety-related applications?

    Yes, it can be deployed in safety-integrated systems, provided it’s used in conjunction with certified safety modules and follows the relevant application standards.