The ABB PM856K01 3BSE018104R1 processor unit kit delivers reliable control performance within ABB’s AC 800M automation platform. Engineers choose this kit for fast logic execution, process data handling, and network communication. Consequently, it serves power plants, chemical facilities, and heavy manufacturing operations.
Technical Specifications and Hardware Details
This kit ships with the processor unit, a backup battery, and mounting accessories. The module measures 186 mm high, 59 mm wide, and 127 mm deep, while it weighs approximately 0.5 kg. Moreover, the front panel provides LEDs for run status, fault alerts, and diagnostics.
| Parameter | Specification |
|---|---|
| Product Type | Processor Unit Kit |
| Compatible System | ABB AC 800M Controller |
| Kit Contents | Processor unit, battery, mounting accessories |
| Dimensions (H × W × D) | 186 × 59 × 127 mm |
| Weight | Approx. 0.5 kg |
| Power Supply | 24 V DC via backplane |
| Interface | Backplane bus, Ethernet ports |
| Memory Backup | Lithium battery for RAM retention |
| Operating Temperature | 0 °C to +55 °C |
| Certifications | CE, UL, cUL |
Functional Capabilities and System Integration
The processor executes control programs while it manages data acquisition and bus traffic. Meanwhile, the backplane connector links it to I/O modules and other rack components. A lithium battery preserves volatile memory, therefore configuration data survives brief power interruptions.
Additionally, the unit supports redundant configurations for high-availability operations. As a result, plant operators reduce unplanned downtime and protect critical processes. Natural convection cools the board, so no cooling fan demands maintenance. The compact footprint also allows dense mounting inside standard AC 800M cabinets.
Installation and Maintenance Guidelines
Technicians should verify backplane voltage before they insert the 3BSE018104R1 module. Afterward, monitoring the LED indicators confirms successful initialization. Replacing the backup battery every three to five years protects stored parameters. Finally, consult ABB documentation for firmware updates and fault diagnosis.
Details
| Weight | 0.6 kg |
|---|---|
| Dimensions | 180 × 110 × 20 mm |


