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Wei Xiu zhu
WhatsApp:+852 5796 0986
Wechat:13395077993
Zhejiang Yiwu Beixun Automation Technology Co., Ltd
China (Zhejiang) Pilot Free Trade Zone, No. 2 Chunpai Road, Beiyuan Street, Yiwu City, Jinhua City, 7F 7059
Website:www.bxplc2.com
Email:3076784238@qq.com

1. Module Overview
The ABB PM891K01 (3BSE053241R1) is a high-performance processor module designed for the AC 800M distributed control system (DCS), specifically engineered for demanding industrial automation applications requiring reliable and fast processing capabilities.
As a key component of the AC 800M system, it provides central processing for control logic execution, data acquisition, and communication with I/O modules and other system components, supporting up to 50,000 function blocks and cycle times as low as 10ms.

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ABB PM891K01 3BSE053241R1 Controller Processor Module
ABB PM891K01 3BSE053241R1 Controller Processor Module
ABB PM891K01 3BSE053241R1 Controller Processor Module
ABB PM891K01 3BSE053241R1 Controller Processor Module
2. Technical Specifications
Part Number
3BSE053241R1
Processor Type
32-bit RISC Processor (800 MHz)
Memory Configuration
1 GB RAM, 2 GB Flash Memory
Operating Voltage
24 V DC (20.4 – 28.8 V DC)
Power Consumption
Max 15 W
Operating Temperature
0°C to +60°C (32°F to 140°F)
Communication Interfaces
Ethernet (2x 10/100/1000 Mbps), RS-232, USB 2.0
Redundancy Support
1:1 Hot Standby Redundancy
MTBF (Mean Time Between Failures)
> 200,000 hours
3. Installation & Basic Operation
1 Ensure the AC 800M rack is powered off and grounded properly before module installation.
2 Insert the PM891K01 module into the designated processor slot (Slot 0 or Slot 1 for redundant configuration) and secure with the locking lever.
3 Connect Ethernet cables to the RJ45 ports for communication with engineering station and field devices.
4 Power on the rack and verify the module status LED (green = normal operation, red = fault).
5 Download the control configuration from the ABB Engineering Workplace (EWS) via Control Builder M software.
6 Monitor module performance and diagnostics via the web-based HMI or DCS operator station.
Important Safety & Operation Notes
  • Always follow ABB safety guidelines when handling or installing the PM891K01 module to prevent electrical shock or equipment damage.
  • Redundant configuration requires identical firmware versions on both primary and standby PM891K01 modules.
  • Backup configuration data regularly to a secure location to prevent data loss in case of module failure.
  • Do not remove or insert the module while the rack is powered on (hot-swapping is not supported for processor modules).
  • Firmware updates must be performed during scheduled maintenance windows to avoid disruption of control processes.
  • Ensure proper ventilation around the AC 800M rack to maintain operating temperature within specified limits.