ABB PM861A 3BSE018157R1 Processor Unit
General info
| Manufacture | ABB |
| Item No | PM861A |
| Article number | 3BSE018157R1 |
| Series | 800xA Control Systems |
| Origin | Sweden |
| Dimension | 73*233*212(mm) |
| Weight | 0.5kg |
| Customs Tariff Number | 85389091 |
| Type |
Central Unit
|
Detailed data
ABB PM861A 3BSE018157R1 Processor Unit
The ABB PM861A 3BSE018157R1 processor unit is the central processing unit (CPU) used in ABB 800xA and AC 800M automation systems. It is designed for high-performance control applications in process and discrete industries. Known for its versatility, the PM861A supports advanced control, diagnostics and communication functions, making it a key component in automation and control systems.
The PM861A is a high-performance processor unit with advanced computing capabilities that can handle complex control applications and communications in distributed control systems (DCS). It runs on ABB AC 800M platform and is used in various 800xA control systems.
It provides fast processing times for complex control algorithms, ensuring real-time performance for demanding industrial applications. Designed for real-time reliability and continuous operation, it is capable of handling large numbers of I/O signals, control loops, and communications with other system components.
The PM861A has volatile RAM for fast data access and non-volatile flash memory for storing the operating system, user programs, configuration, and application data. The memory size is typically optimized for handling large applications in process automation.
Frequently asked questions about the product are as follows:
-What are the main functions of the PM861A processor unit?
The PM861A is the central processor of the ABB 800xA and AC 800M control systems, responsible for executing control algorithms, managing I/O, and facilitating communication between system components.
- What protocols does the PM861A support?
The PM861A supports Ethernet, MODBUS, Profibus, CANopen, and other communication protocols, enabling it to connect with a variety of field devices and control systems.
- Can the PM861A be used in a redundant configuration?
The PM861A supports redundant configurations, and in the event of a failure, the backup CPU automatically takes over, ensuring high availability and reliability of the system.
