PM864AK01 3BSE018161R1 ABB Processor Unit
Condition:
Brand New & Original
Availability:
In Stock
Delivery Time:
5-7 Days
EXW Price:
$9000
Payment:
T/T, Full Payment Before Shipping
The PM864AK01 3BSE018161R1 is a core processing unit in ABB’s AC 800M series. It performs multiple functions, including executing user applications, managing I/O data, and handling communication tasks. It is primarily used for process control, sequence control, and communication management in industrial automation systems and supports CPU redundancy configurations.
Main Functions
1. Core Control and Data Processing: The PM864AK01’s CPU board integrates an MPC862 96 MHz microprocessor, which is responsible for executing control logic written using 800xA Control Builder; processing input signals from S800 I/O modules; managing system task scheduling and real-time data processing; outputting control commands; and storing application and system data.
2. S800 I/O Management: The PM864AK01 connects directly to the S800 I/O system and exchanges data with field I/O modules via the module bus. It can connect up to 12 S800 I/O units to enable the acquisition and control of analog inputs (AI), analog outputs (AO), digital inputs (DI), and digital outputs (DO).
3. System Communication Management and Expansion: The PM864AK01 features built-in CN1/CN2 10BaseT Ethernet ports (Ethernet communication), a COM3 RS-232C serial port (modem control signals), and a COM4 RS-232C isolated serial port (configuration and maintenance), enabling it to serve as the communication hub within the control system. The PM864AK01 supports flexible expansion of fieldbuses such as PROFIBUS DP and, through the BC810 module, can also implement a segmented CEX-Bus.
4. CPU Redundancy Support: The scope of redundancy includes CPU modules; the CEX-Bus; communication interfaces; and the S800 I/O system. In the event of a primary CPU failure, the standby CPU can automatically take over control functions, minimizing system downtime.
5. Program and Data Storage: The PM864AK01 features built-in RAM with battery backup to preserve critical data in the event of a power failure.
Common Issues and Solutions for the PM864AK01
1. CPU fails to boot—CompactFlash program error, configuration lost—Redownload the application
2. Ethernet communication failure—CN1/CN2 network failure, IP address conflict, or network cable issue—Check network connections, IP settings, and switch status
3. CPU redundancy switchover failure—Redundant link anomaly or CEX-Bus communication failure—Check the redundant connection
4. Program loss or inability to store data—RAM battery failure—Replace the battery and reload the program
5. Frequent system reboots — Unstable power supply, CPU overheating — Check the power supply and ambient temperature
| Brief Introduction | |
| Manufacturer | ABB |
| Module/Order Number | PM864AK01 3BSE018161R1 |
| Description | AC 800M Processor Unit |
| Country of origin | Sweden |
| Dimension & Net Weight | 11.9 x 18.6 x 13.5 cm, 1.2 kg |
| Packing Weight | 3kg |
FAQ
1. In what scenarios is the PM864AK01 primarily used?
—It is suitable for production systems requiring continuous operation, industrial processes sensitive to downtime, projects requiring control systems with multiple I/O points, projects requiring DCS/SCADA integration, and applications demanding CPU redundancy and high reliability. For example, in continuous-operation industrial scenarios such as power generation, petrochemicals, papermaking, and water treatment, it can serve as the master controller for the AC 800M control system.
2. How should routine maintenance be performed on the PM864AK01?
—Maintenance should focus on checking three key areas: the RAM battery status, the CompactFlash status, and the communication ports.
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