The ABB PM573-ETH (1SAP130300R0271) is a high-performance processor module from the AC500 series, designed for demanding industrial automation and process control applications. This CPU provides 512 kB of user program memory and 512 kB of user data memory, ensuring robust capacity for complex control logic and real-time data processing.

Features

• Integrated Industrial Ethernet port for seamless network connectivity.
• Two configurable serial interfaces (RS232/RS485) supporting Modbus RTU and ASCII protocols.
• Integrated FBP (FieldBus Plug) interface for flexible fieldbus expansion.
• Onboard LCD display with eight function keys and three LED status indicators for local diagnostics and run/stop control.
• SD card slot for convenient program backup and data logging.
• Supports expansion of up to 10 local I/O modules.

Applications

The PM573-ETH is suitable for a wide range of industrial environments, including:

• Manufacturing automation and packaging machinery.
• Water and wastewater treatment (pump station control and filtration).
• Material handling systems, including conveyors and ASRS.
• HVAC and energy management systems.
• Chemical and material processing loops.

Technical Specifications

Installation Guidelines

• Mounting: Designed for standard DIN rail installation within a protected control cabinet.
• Power Supply: Connect 24 V DC power to the designated UP/ZP terminals on the terminal base. Ensure voltage stays within the 20.4 V to 28.8 V DC range.
• Grounding: Proper earthing of the terminal base is critical to mitigate electromagnetic interference (EMI).
• Handling: Always power down the system before inserting or removing the module to prevent electrical damage.
• Environment: Ensure adequate ventilation to maintain ambient temperatures within the specified operating range.

FAQ

What is the PM573-ETH?

The ABB PM573-ETH is an AC500-series programmable logic controller (PLC) CPU featuring 512 kB of user program memory, an integrated Ethernet port, and two serial interfaces.

What communication protocols does the PM573-ETH support?

It supports protocols including Modbus TCP, EtherNet/IP, and PROFIBUS/CANopen (via optional expansion modules).

How many simultaneous Modbus TCP client connections does it support?

The PM573-ETH can handle up to 16 simultaneous Modbus TCP client connections, exposing up to 512 bytes of input and output data.