ABB PM861 (3BSE018129R1) processor unit
Description
ABB PM861 (3BSE018129R1) Processor Unit is a core component of the ABB AC 800M series control system. It performs key tasks including control logic execution, data collection, and communication management, features a modular design for flexible installation in 19-inch racks or DIN rails, and is suitable for medium to large industrial automation projects.
| Specification | Value |
|---|---|
| Processor | PowerPC 604e |
| Memory | 256MB – 4GB RAM (varies by configuration) |
| Storage | 1GB – 2GB Flash (SSD optional) |
| Operating System | VxWorks / Windows 10 IoT Enterprise |
| Communication Interfaces | Ethernet (2+ ports), PROFIBUS DP, CAN, RS-232/RS-485, Modbus TCP/RTU, OPC UA |
| Power Supply | 24V DC, low power consumption |
| Operating Temperature | -20 to 60 degrees Celsius |
| Protection Rating | IP20 (inside cabinet) or IP65 (special protection version) |
| Dimensions/Weight | Approximately 200mm×120mm×45mm, 1.2kg – 2.3kg, fits 3U 19-inch rack specification |
Key Features:
- High-performance computing: Industrial-grade multi-core processor completes complex control algorithms in sub-millisecond cycles
- Modular and scalable: Freely combines with other ABB I/O, communication, and drive modules for flexible system layouts
- Redundancy and reliability: Supports Hot-Standby redundancy, providing over 99.99% availability
- Rich communication capabilities: Multi-ethernet ports and compatibility with multiple fieldbuses enable connection with upper-level systems, MES, SCADA, and third-party devices
- IEC 61131-3 compatible: Natively supports ladder diagram, function block, structured text programming languages, with expandable control via C/C++
- Diagnostics and maintenance: Built-in self-diagnosis function reports real-time hardware status, temperature, and memory usage for remote monitoring and preventive maintenance
Applications:
- Process control for petrochemical, power, and water treatment industries
- Machine control for robotics, machine tools, and manufacturing lines
- Automated control for packaging, food and beverage production
- Energy management for power plants and public utility systems
Related Models:
- PM861K01 (3BSE018105R1)
- PM861AK01 (3BSE018157R1)
- PM861AK02 (3BSE018160R1)
- PM851K01 (3BSE018168R1)
- PM860K01 (3BSE018100R1)