ABB PM866AK02
The ABB PM866AK02 module is a redundant processor unit supplied by ABB for its AC800M control system. As an important part of the control system, it is responsible for executing the control program, processing the input and output signals, and providing high reliability redundant backup function.
Product name and description
Product name: ABB PM866AK02 Redundant processor unit
Description: The PM866AK02 is a high-performance redundant processor used for dual-system hot backup in ABB AC800M control systems to improve system reliability and availability. It can cooperate with other modules to complete complex control tasks.
Main function
Redundancy backup: The dual-system hot backup function enables the standby processor to seamlessly take over when the primary processor fails, ensuring continuous system running.
Control program execution: Execute the control program written by the user to achieve various control functions.
I/O processing: Processing the input signals from the field equipment and output the control instructions to the actuator.
Communication: To communicate with other devices to achieve data exchange and information transfer.
Fault diagnosis: monitoring system operation status, fault diagnosis and alarm.