ABB PM891K01 Redundant Central Processing Unit

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PM891K01 is a high-performance redundant central processing unit from ABB, with product number 3BSE053241R1. Here is its detailed information:

hardware performance

Processor: Adopting the 450MHz MPC8270 processor, it can efficiently process complex control algorithms and large amounts of I/O data, quickly handle various control tasks, and ensure the real-time performance and response speed of the system.

Memory: Equipped with 256MB of memory, of which 208.985MB of RAM is available for application programs, and 16MB of flash memory is used to store firmware, providing sufficient space for system operation and data storage, ensuring stable program operation and reliable data storage.

Communication capability

Equipped with two RJ45 Ethernet ports (CN1, CN2), the Ethernet interface is 10/100Mbit/s and supports multiple industrial communication protocols such as TCP/IP, UDP/IP, etc. It can easily connect to other devices for network connection and data exchange, achieving system integration and expansion.

Having an RJ45 serial port (COM4) that is isolated and used for configuration tools, using RS-232C standard and 9600 baud rate.

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