PM856K01 16MB Processor Unit Kit | 3BSE018104R1 | ABB

Product Description

High-Performance AC 800M Controller Core

The PM856K01 (Model: PM856K01) is a sophisticated processor unit kit designed for the ABB AC 800M controller family. Serving as the computational heart of the System 800xA architecture, the PM856K01 (Part Number: 3BSE018104R1 / 3BSE066490R1) provides high-speed logic execution and integrated communication management. This unit is specifically engineered for industrial environments requiring modularity and high availability, supporting complex control loops, batch processing, and extensive I/O configurations through its standardized hardware interface.

Detailed Technical Specifications

The PM856K01 (3BSE018104R1) delivers deterministic performance for demanding automation tasks with comprehensive memory management.

• Manufacturer: ABB

• Model Designation: PM856K01

• Processor Unit Part Number: 3BSE018104R1 (Included in Kit 3BSE066490R1)

• Clock Frequency: 24 MHz

• Logic Performance: 0.46 ms per 1000 boolean operations

• Total On-board Memory: 16 MB

• Available Application RAM: 10.337 MB (Reference: 800xA v5.1 FP4)

• Configuration Tool: ABB 800xA Control Builder

• Communication Connectivity: Integrated support for Ethernet, PROFIBUS DP, and ModuleBus

• Protection Class: IP20 (IEC 60529)

• EMC Certification: Full compliance with industrial electromagnetic standards

• Redundancy Support: Compatible with redundant CPU configurations

• Hardware Modularity: DIN-rail mounted for incremental system expansion

Modular Scalability and Diagnostic Integrity

A key characteristic of the PM856K01 (3BSE066490R1) is its step-by-step expansion capability. The modular design allows engineers to add communication interfaces and I/O modules without re-engineering the base processor logic. Furthermore, the unit features advanced internal diagnostics that simplify fault isolation, significantly reducing Mean Time to Repair (MTTR). Its hardware is built upon open standards, ensuring seamless data exchange across diverse fieldbus protocols and supervisory networks