The ABB PM564-RP-ETH-AC 1SAP121100R0071, also cataloged as the PM564-RP-ETH-AC Programmable Logic Controller, operates as a dedicated hardware component for logic execution and process control within industrial automation architectures. Configured for I/O signal management, the ABB PM564-RP-ETH-AC (PM564-RP-ETH-AC Programmable Logic Controller) provides direct electrical interface for 6 digital inputs, 6 digital outputs, 2 analog inputs, and 1 analog output. The unit serves as the primary processing node for CoDeSys-based automation platforms, facilitating program execution and data routing via integrated Ethernet connectivity.

Suffix Designation

The PM564-RP-ETH-AC (1SAP121100R0071) is a standardized CPU unit within the AC500-eCo series. The "RP" designation indicates the relay output capability, while the "ETH" suffix denotes the inclusion of the integrated Ethernet interface for programming and data communication.

Hardware Specifications

Communication & System Architecture

The PM564-RP-ETH-AC supports backplane bus communication velocity sufficient for the AC500-eCo platform. It maintains firmware flash compatibility with S500 and S500-eCo I/O expansion modules, allowing for I/O density scaling based on application demands. The unit utilizes an Ethernet router service for networked automation tasks, enabling deterministic data propagation. It is designed to handle control sequences within the CoDeSys environment while ensuring data integrity across the internal communication bus.

Ordering info

• PM564-RP-ETH-AC CPU unit

• Terminal connection blocks

• Programming/Firmware update documentation

• Standard protective packaging

Field Installation Guidelines

• Grounding: Secure a low-impedance ground connection to the cabinet functional earth rail to maintain signal integrity for the analog I/O channels.

• Wiring: Ensure AC supply lines are routed separately from low-voltage signal cables to minimize cross-talk and electrical noise induction.

• Shielding: Utilize shielded twisted-pair cables for all analog inputs and Ethernet connections, terminating shields at the cabinet entry point.

• Backplane insertion: Align the expansion bus connector with the mating AC500 I/O module before securing the unit to the DIN rail.

• Environmental: Operate within an enclosure rated for the local environment to prevent exposure to dust, conductive particulates, or excess humidity.

Frequently Asked Questions

• Q: Does this controller support hot-swap behavior?

  A: No, the unit does not support hot-swapping; power must be completely isolated from the PLC and expansion modules before any hardware adjustment or replacement.

• Q: How does the controller affect backplane load?

  A: Internal logic consumes a fixed amount of current from the power supply; verify the total power budget of the configuration before adding I/O modules.

• Q: Is there a redundancy switching delay?

  A: Redundancy is not native to this hardware configuration; any failover switching must be managed via higher-level system architecture and software.

• Q: How is firmware compatibility maintained?

  A: Firmware is managed through the programming software and can be deployed via the integrated SD card interface or the Ethernet port.

• Q: Does the unit provide signal isolation?

  A: The PLC features internal isolation between the power supply and I/O logic circuits; refer to the datasheet for specific voltage withstand levels.

• Q: Are there field wiring constraints for the analog inputs?

  A: Keep analog wiring runs as short as possible and utilize shielded cabling to ensure accuracy and prevent signal drift.

• Q: How is program status monitored?

  A: Operation status and program execution metrics are available via the CoDeSys programming interface and front-panel status LEDs.

• Q: Can the unit be integrated into a DCS environment?

  A: Yes, it is designed for integration into distributed control networks via its integrated Ethernet router capabilities.