ABB PM573-ETH 1SAP130300R0271 Ethernet CPU

Product Overview

The ABB PM573-ETH (1SAP130300R0271) serves as a high-performance central processing unit within the AC500 PLC platform. This module is engineered for sophisticated control tasks, integrating 512 kB of program memory with a versatile array of communication capabilities. Featuring native Ethernet connectivity and dual configurable serial ports, it is designed to manage complex distributed I/O networks while providing real-time system visibility through its integrated LCD. 

Technical Specifications

• Manufacturer: ABB

• Article Number: 1SAP130300R0271

• Model Designation: PM573-ETH

• Program Memory: 512 kB

• Communication Interfaces:

• 1 x Ethernet: RJ45 (Supports Modbus TCP, HTTP, UDP)

• 2 x Serial Ports: RS232 / RS485 (Configurable)

• 1 x FBP: Dedicated FieldBusPlug interface

• User Interface: Integrated LCD for status and error diagnostics

• Rated Supply Voltage: 24 V DC (via Terminal Base)

• Physical Dimensions: 76 mm (H) x 67.5 mm (W) x 62 mm (D)

• Net Weight: 0.135 kg

• Protection Rating: IP20

Engineering Advantages

The PM573-ETH offers significant benefits for modern automation architectures:

• Integrated Ethernet Connectivity: The on-board Ethernet port supports Modbus TCP and HTTP protocols. This allows for direct connection to HMI panels and SCADA systems without the additional cost or footprint of external communication couplers.

• Advanced Diagnostic Display: The built-in LCD screen provides immediate feedback on system health. Technicians can troubleshoot faults directly at the cabinet door without a laptop, significantly reducing the Mean Time to Repair (MTTR).

• Multi-Protocol Serial Support: Dual RS232/RS485 ports offer flexible integration with legacy devices. The CPU can simultaneously command frequency drives, modems, or barcode readers while executing high-speed control logic.

• Fieldbus Plug (FBP) Versatility: The dedicated FBP interface allows the AC500 system to communicate with various fieldbus standards (such as PROFIBUS DP or CANopen) by simply using the corresponding ABB plug.