ABB PM891K01 3BSE053241R1 CPU Module

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Product Model

ABB PM891K01 CPU Module
Order Code: 3BSE053241R1

Product Overview

The ABB PM891K01 is a high-performance CPU module in the ABB AC500 PLC series, responsible for core computation and logic control tasks. The module features high-speed processing, multiple interfaces, and support for multiple industrial protocols. It is suitable for industrial automation, process control, energy management, and smart manufacturing. PM891K01 enables real-time data acquisition, communication management, and inter-module coordination, enhancing system reliability and operational efficiency.

Technical Specifications

• Model: PM891K01

• Order Code: 3BSE053241R1

• Module Type: CPU Module

• CPU Type: High-performance industrial CPU

• Clock Frequency: approx. 800 MHz

• Memory: 1 GB RAM / 2 GB Flash (depending on configuration)

• Interfaces: Ethernet, RS-232/RS-485, module bus

• Supported Protocols: Modbus TCP/RTU, Profibus DP, Profinet, CANopen, etc.

• Operating Voltage: 24 V DC

• Power Consumption: ≤ 35 W

• Mounting: DIN rail or rack-mounted

• Operating Temperature: –20 °C … +60 °C

• Protection Class: IP20

• Certifications: CE, UL

Advantages & Key Features

1. High-performance processing: Suitable for complex logic and real-time control.

2. Multi-protocol support: Supports Modbus, Profinet, Profibus, CANopen, and other industrial protocols.

3. High reliability: Industrial-grade design tolerates temperature extremes, vibration, and harsh environments.

4. Modular design: Easily integrates into AC500 PLC systems for expansion and maintenance.

5. System scalability: Supports multi-module combination for distributed control and redundancy.

6. Monitoring & safety functions: Built-in diagnostics and status monitoring with fault alarms and protection.

Application Areas

• Industrial automation systems

• Core CPU module for PLC systems

• Distributed control systems (DCS)

• Power system automation and energy management

• Process control in chemical, metallurgy, pharmaceutical, food industries

• Smart manufacturing and Industry 4.0 automated production lines

Precautions

1. Verify power supply voltage and system compatibility before installation.

2. Avoid operation in high temperature, high humidity, dusty, or corrosive environments.

3. Ensure proper ventilation and cooling; use fans or air conditioning if necessary.

4. Follow ABB manuals strictly for wiring and communication configuration.

5. Regularly back up CPU programs and configuration files to ensure reliable operation.

6. Avoid overloading or unauthorized parameter changes to prevent system faults.

The structure and details of the product：

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