ABB redundant controller module AC800M PM891 3BSE053240R1

ABB redundant controller module AC800M PM891 3BSE053240R1

Product Overview:
ABB AC800M PM891 3BSE053240R1 is a high-performance, high availability redundant controller module belonging to the ABB AC800M series. This module is designed specifically for the field of industrial automation, with powerful processing capabilities, rich communication interfaces, and redundant functions, capable of meeting the needs of complex control systems and critical industrial application scenarios.

Main features and advantages
Redundancy design: Supports redundant configuration of master and slave processors. When the main processor fails, the backup processor can seamlessly take over within 10 milliseconds, ensuring continuous system operation. Meanwhile, the communication interface also supports redundancy, further enhancing system reliability.
Powerful processing capability: Equipped with multi-core processors, clock frequency up to 450MHz, 256MB RAM and 512MB flash memory, capable of handling complex control algorithms and large-scale data exchange.
Flexible I/O expansion capability: Up to 12 expansion modules can be connected through the Communication Expansion Bus (CEX bus), supporting multiple fieldbus and I/O systems.
Multiple communication protocol support: Supports multiple communication protocols such as Modbus RTU, Profibus DP, Ethernet/IP, etc., and can seamlessly connect with devices such as PLC, HMI, remote I/O modules, etc.
High reliability design: Adopting industrial grade design, with IP20 protection level, suitable for harsh industrial environments.
Modular and compact design: Adopting a rail mounted modular design, it is easy to install, maintain, and upgrade.

technical specifications

Product model ABB AC800M PM891 3BSE053240R1
Input voltage 24 VDC
Rated power 40W
Working temperature range -25 ° C to+70 ° C
Dimensions (Depth x Height x Width) 280 mm x 105 mm x 245 mm
Weight approximately 2.5 kg
Communication interface: 2 RJ45 Ethernet ports (redundant) RS232/RS485、Profibus、CANopen
Redundancy function supports processor and communication redundancy

application area
ABB AC800M PM891 3BSE053240R1 is widely used in the following industrial fields:
Power industry: automation control of power plants and substations.
Oil and gas: automation of oil and gas fields, pipeline monitoring, refinery control.
Chemical industry: automation control of chemical production processes.
Manufacturing industry: production line automation, robot control.
Water treatment: automation control of sewage treatment plants and water treatment plants.
Transportation: Rail transit signal control, port automation.

Related products
PM866A 3BSE076359R1: Controller modules of other models.
PM865K01 3BSE031151R1: Controller modules of other models.
PM864AK01 3BSE018161R1: Controller modules of other models.
These modules, together with the ABB AC800M PM891 3BSE053240R1 redundant controller module, form the ABB System 800xA distributed control system, suitable for medium to large industrial automation systems.