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The ABB PM5650-2ETH (Part Number: 1SAP141000R0278) is a high-performance CPU Programmable Logic Controller (PLC) from the ABB AC500 distributed automation platform.
It is designed for advanced industrial automation systems requiring very high processing speed, large memory capacity, and multiple communication interfaces. The module integrates a powerful CPU, 80 MB program memory, dual Industrial Ethernet ports, serial communication, CAN bus support, and an integrated display in a compact DIN-rail housing.
This controller is suitable for complex machine control, process automation, and data-intensive industrial applications.
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| Model | PM5650-2ETH |
| Part Number | 1SAP141000R0278 |
| Product Type | CPU Programmable Logic Controller |
| PLC Series | AC500 |
| Program Memory | 80 MB |
| User Memory | 369256 kB RAM |
| Communication Interfaces | 2 × Industrial Ethernet |
| Serial Communication | RS232 / RS485 |
| Fieldbus | CAN |
| Display | Integrated LCD Display |
| Supply Voltage | 20.4–28.8 V DC |
| Rated Voltage | 24 V DC |
| Protection Rating | IP20 |
| Mounting Method | DIN Rail |
| Dimensions | 62 × 76 × 67.5 mm |
| Weight | 0.134 kg |
The PM5650-2ETH acts as the central processing unit of an ABB AC500 PLC system. It continuously:
The dual Ethernet interfaces allow simultaneous connections (e.g., SCADA + engineering station), while RS232/RS485 and CAN provide compatibility with legacy and field-level devices.
The PM5650-2ETH is positioned as a high-end controller in the AC500 PLC family, used for:
Typical System Architecture
Sensors → PM5650-2ETH CPU PLC → Ethernet / Serial / CAN Network → SCADA / HMI → Actuators
The PM5650-2ETH is commonly used in:
The PM5650-2ETH works with:
| Model | Description |
|---|---|
| PM5630-2ETH | Mid-range AC500 CPU |
| PM5640-2ETH | Enhanced performance CPU |
| PM5650-2ETH-XC | Extended environmental variant |
| PM5072-T-2ETH | Modular processor module |
| PM5082-MC-KIT | Motion control system |
It is used for high-performance industrial automation, including complex machine control and process systems.
It provides 80 MB program memory and large user RAM for data-intensive applications.
It supports dual Ethernet, RS232/RS485, and CAN bus communication.
It can be used in advanced systems, but motion-specific applications typically require additional modules.
The ABB PM5650-2ETH (1SAP141000R0278) is a powerful high-end PLC CPU in the ABB AC500 family. With 80 MB memory, dual Ethernet interfaces, RS232/RS485, CAN communication, and integrated diagnostics, it provides excellent performance for complex, data-heavy, and industrial-grade automation systems.