Products Description
ABB PM861K01 3BSE018105R1 Processor Unit Kit AC800M Controller
ABB PM861K01 with part number 3BSE018105R1 is a complete processor unit kit for ABB AC800M DCS system. The kit includes PM861 processor module and TP830 baseplate, acting as the central processing core to execute control logic, handle process data and communicate with I/O modules and upper HMI stations.

This controller supports redundant configuration for high availability, equipped with multiple Ethernet ports for control network communication. It supports hot swap and online program download, widely used as spare replacement parts for power, chemical and petrochemical plant DCS cabinet maintenance and system upgrade projects.
Main Specifications
- Brand: ABB; Model: PM861K01; Part No: 3BSE018105R1; Type: Processor Unit Kit
- Compatible System: AC800M DCS; Kit Contents: PM861 CPU + TP830 Baseplate
- Communication: Multi Ethernet ports, Profibus, Fieldbus support
- Redundancy: Support dual redundant CPU operation; Support hot swap
- Memory: Built-in RAM and flash memory for control program storage
- Operating Temp: 0℃ ~ +60℃; Protection: IP20; CE certified
- Supply Status: Spare CPU kit for ABB AC800M control rack
Core Functions
- Execute control logic, closed-loop regulation and sequence control algorithms for process automation.
- Collect field I/O data and exchange real-time information with HMI, historian and other controllers.
- Support redundant CPU operation to achieve bumpless switchover for uninterrupted production.
- Multi network ports realize separation of control network and monitoring network for system security.
- Online program modification and download without stopping the running control process.
- Built-in self-diagnosis function to detect hardware faults and communication failures with alarm output.
Application Scenarios
- ABB AC800M DCS control cabinets in power plants, chemical and petrochemical industries.
- Process control for pulp & paper, water treatment, metallurgy and oil & gas facilities.
- Replacement of failed processor kits in existing AC800M redundant control racks.
- Spare parts inventory for automation maintenance teams of process industries.
- System retrofit and expansion of legacy ABB AC800M distributed control systems.
- Critical production loops requiring high reliability and redundant control architecture.
FAQ
- Q: What is ABB PM861K01 3BSE018105R1?
A: It is a complete processor kit for AC800M DCS, including PM861 CPU module and TP830 baseplate. - Q: Does PM861K01 support redundancy?
A: Yes, it supports dual redundant configuration, which can realize seamless switchover when one CPU fails. - Q: What is the difference between PM861 and PM861K01?
A: PM861 is only the CPU module; PM861K01 is the full kit with matching TP830 baseplate.

Tags: ABB PM861K01 3BSE018105R1 Processor Unit Kit AC800M Controller
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