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Product Overview
The ABB PM861K01 3BSE018105R1 is a high-performance processor unit kit designed for ABB’s AC 800M series, serving as the core computational engine in industrial automation and control systems. This robust processor module leverages an advanced MPC860 processor architecture with a 48 MHz clock frequency, delivering exceptional processing capabilities for complex control tasks, including executing 1000 Boolean operations in just 0.23 milliseconds . As part of ABB’s Symphony DIN-rail mountable product family, the PM861K01 integrates seamlessly into scalable control and I/O systems, offering modular expandability to adapt to evolving industrial requirements . Its design emphasizes reliability and ease of integration, supporting a wide range of communication protocols such as PROFIBUS DP and Ethernet (MMS and IAC) for seamless connectivity within distributed control systems (DCS) .
Engineered for demanding environments, the ABB PM861K01 operates effectively within a temperature range of 5°C to 55°C and features IP20 protection, ensuring reliable performance in industrial settings with potential contaminants . The module supports redundant configurations for high availability applications, including CPU redundancy, CEX bus redundancy, and communication interface redundancy, which is critical for mission-critical processes in power generation, water treatment, and chemical industries . With its comprehensive feature set, the ABB PM861K01 3BSE018105R1 provides a future-proof automation foundation that enhances system reliability, simplifies troubleshooting, and optimizes operational efficiency .
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | PM861K01 / 3BSE018105R1 |
| Manufacturer | ABB |
| Product Type | Processor Unit Module |
| Processor Architecture | MPC860 at 48 MHz |
| Memory | 16 MB RAM (7.155 MB available for applications), 2 MB Flash PROM |
| Communication Interfaces | 2x RJ45 Ethernet ports (CN1, CN2), 2x RS-232C serial ports (COM3, COM4) |
| Supported Protocols | Manufacturing Message Service (MMS), Inter-Application Communication (IAC), PROFIBUS DP |
| Power Supply | 24 V DC (19.2-30 V DC) |
| Power Consumption | 6.0 W typical (10.3 W maximum) |
| Operating Temperature | 5°C to 55°C (41°F to 131°F) |
| Dimensions (H x W x D) | 119 mm x 196 mm x 135 mm (4.7″ x 7.3″ x 5.3″) |
| Weight | 1.14 kg (2.6 lbs) with baseplate |
| Protection Rating | IP20 according to IEC/EN 60529 |
Key Features and Advantages
Processing Performance and Efficiency: The ABB PM861K01 delivers impressive computational power with its 48 MHz MPC860 processor, capable of handling rapid control tasks with application cycle times as low as 1 millisecond. This performance ensures responsive control in time-sensitive industrial applications, from discrete manufacturing to complex process control scenarios. The module’s efficient memory management allows for handling multiple applications simultaneously, supporting up to 32 tasks with different cycle times .
Robust Communication and Connectivity: Equipped with dual Ethernet ports and serial interfaces, the PM861K01 facilitates seamless integration into various network architectures. Its support for standard industrial protocols like PROFIBUS DP and MMS enables interoperability with a wide range of field devices and higher-level systems. The built-in redundancy capabilities for CPU, CEX bus, and communication interfaces ensure continuous operation even in case of component failures, making it ideal for critical applications where downtime is not an option .
Durability and Environmental Compatibility: Designed for industrial harsh environments, the module operates reliably across a wide temperature range and withstands vibrations and electrical noise typical in industrial settings. The IP20 protection rating safeguards against solid particle intrusion while the compact, DIN-rail mountable design simplifies installation in control cabinets. The ABB PM861K01 also features comprehensive EMC certification, ensuring electromagnetic compatibility in electrically noisy environments .
Application Areas
The ABB PM861K01 3BSE018105R1 finds extensive application across multiple industrial sectors requiring robust and reliable control solutions. In power generation facilities, it serves as a key component in turbine control systems, grid management, and power distribution automation, ensuring stable and efficient electricity production. For water and wastewater treatment plants, the processor enables precise control of filtration, chemical dosing, and pumping operations, maintaining water quality standards and optimizing resource usage .
In industrial manufacturing, the PM861K01 coordinates complex production processes in industries such as chemicals, petroleum, and pharmaceuticals, where precise temperature, pressure, and flow control are critical. Its robust communication capabilities also make it suitable for transportation infrastructure, building automation, and discrete manufacturing applications requiring high reliability and seamless integration with diverse control systems .
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