ABB PM891K01 3BSE053241R1

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ABB PM891K01 3BSE053241R1

  1. Product NameABB PM891K01 3BSE053241R1 Industrial Process Controller (AC 800M Series Processor Unit)
  2. Product DescriptionThe ABB PM891K01 3BSE053241R1 is a high-performance processor unit that serves as the core computing component of the ABB Ability System 800xA distributed control system (DCS). It is developed to address key pain points in critical industrial scenarios, such as single-point failure risks, bottlenecks in complex control strategy operations, and insufficient real-time performance of multi-system collaboration.
Equipped with a powerful industrial-grade processor and ECC error-correcting memory, the module achieves a control cycle as low as 1ms, enabling smooth operation of complex control strategies like model predictive control (MPC) and cascade control. It adopts a 1:1 hot standby redundant architecture compliant with IEC 61508 SIL 3 safety standards. In case of a primary controller failure, it switches to the standby unit seamlessly within 100ms, ensuring uninterrupted operation in critical production processes.
Its compact integrated design combines the power supply, CPU board, and termination unit, saving installation space. It is widely used in petrochemicals, supercritical power plants, coal chemical industry and other fields, and can be flexibly configured with various I/O modules and communication modules to meet the needs of high-precision and high-reliability process control.
ABB PM891K01 3BSE053241R1
  1. Product Parameters| Parameter Categories | Specific Parameters || —- | —- || Core Processing Performance | Processor: MPC 8270 with 450MHz frequency; Memory: 256MB RAM; Supports up to 5000 I/O points and 1000 PID control loops; Control cycle: As low as 1ms; Control precision: ±0.01% FS || Redundancy & Safety | Redundancy architecture: 1:1 dual-machine hot standby; Redundancy bus: 1Gbps dedicated bus supporting PRP/HSR protocols; Switchover time: ≤100ms; Safety certification: Compliant with IEC 61508 SIL 3 standard || Communication Interfaces | Ethernet: 2 x 10/100Mbit/s ports for redundant network connectivity; Supported protocols: TCP/IP, Modbus TCP, compatible with Profibus DP, FF via extended modules; Serial communication: Compatible with RS232/RS485 for legacy device connection || Power Supply | Typical input voltage: 24V DC; Power consumption: Approximately 10 – 20W (varies with load); Backup battery: 3.6V lithium battery with 900mAh capacity || Software Compatibility | Compatible with ABB software tools including AC 800M Engineering Studio, AC 800M Asset Management and Compact Control Builder for configuration and data analysis |
  2. Specifications| Specification Items | Details || —- | —- || Physical Specifications | Dimensions (W×H×D): 245mm × 105mm × 280mm; Net weight: 2.1kg; Form factor: Monolithic integrated design for cabinet installation || Environmental Specifications | Operating temperature: 0°C – +60°C; Storage temperature: -40°C – +85°C; Relative humidity: 5% – 95% (non-condensing); Hazardous area certification: Suitable for ATEX Zone 2 || Protection & Reliability | Protection rating: IP20 (to be installed in industrial control cabinets); Vibration resistance: Compliant with industrial-grade vibration standards for stable operation in harsh workshop environments |
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