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The ABB PM571-ETH (Part Number: 1SAP130100R0170) is a compact CPU Programmable Logic Controller (PLC) from the ABB AC500 series. It is designed for small and medium-sized industrial automation systems that require reliable control, Ethernet connectivity, and flexible communication capabilities.
The controller features 64 kB program memory, an integrated LCD display, dual RS232/RS485 serial interfaces, an Industrial Ethernet port, and an SD card slot for application storage and data management. Its compact DIN rail design makes it suitable for a wide range of machine control and process automation applications.
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| Model | PM571-ETH |
| Part Number | 1SAP130100R0170 |
| Product Type | CPU Programmable Logic Controller |
| PLC Series | AC500 |
| Program Memory | 64 kB |
| Communication Interfaces | 1 × Industrial Ethernet |
| Serial Communication | 2 × RS232 / RS485 |
| FieldBusPlug (FBP) Interface | Supported |
| Memory Expansion | SD Card Slot |
| Display | Integrated LCD Display |
| Supply Voltage | 24 V DC |
| Power Consumption | Approximately 10 W |
| Protection Rating | IP20 |
| Mounting Method | DIN Rail |
| Dimensions | 62 × 76 × 67.5 mm |
| Weight | 0.152 kg |
The PM571-ETH serves as the central controller of an ABB AC500 PLC system. It continuously acquires signals from connected field devices, executes the PLC application program, and updates outputs according to the programmed control logic.
The integrated Ethernet interface enables communication with HMIs, SCADA systems, and engineering workstations, while the dual RS232/RS485 ports allow communication with serial devices such as drives, meters, and other controllers. The SD card slot provides convenient storage for applications, configuration data, and backups.
Operating Sequence
The PM571-ETH functions as the central processing unit of an ABB AC500 automation system, coordinating logic execution, communication, and process control.
Typical System Architecture
Sensors → PM571-ETH CPU PLC → Ethernet / Serial Network → HMI / SCADA → Actuators
The PM571-ETH is suitable for:
The PM571-ETH is compatible with:
| Model | Description |
|---|---|
| PM573-ETH | CPU Programmable Logic Controller |
| PM581-ETH | CPU Programmable Logic Controller |
| PM583-ETH | CPU Programmable Logic Controller |
| PM5630-2ETH | High-Performance Processor Module |
| PM5650-2ETH | Advanced Processor Module |
It is used as a CPU Programmable Logic Controller for industrial automation, machine control, and process control applications.
The controller includes 64 kB of program memory.
It provides one Industrial Ethernet port, two RS232/RS485 serial ports, and supports FieldBusPlug (FBP) communication modules.
Yes. The PM571-ETH includes an SD card slot for application storage, backup, and data management.
The controller is designed for DIN rail mounting and operates from a 24 V DC power supply.
The ABB PM571-ETH (1SAP130100R0170) CPU Programmable Logic Controller is a compact and reliable controller for the ABB AC500 platform. Featuring 64 kB program memory, Industrial Ethernet, dual RS232/RS485 interfaces, FieldBusPlug support, an SD card slot, and an integrated LCD display, it provides an efficient and flexible solution for industrial automation, machine control, and process applications.