Product Overview

The PM556-TP-ETH, identified by order code 1SAP121200R0071, is an advanced Central Processing Unit within the ABB AC500-eCo range, specifically engineered for high-memory automation requirements. This module offers a significant performance leap over standard eCo processors, featuring four times the program memory capacity while maintaining a compact, space-saving footprint. Equipped with integrated Ethernet connectivity, the PM556-TP-ETH is a versatile controller that supports modern networking protocols, making it a "Future-Ready" solution for OEM machine builders and distributed control system (DCS) architects. It excels in executing complex logic sequences and managing extensive data arrays in standalone or networked industrial environments.

Hardware Parameters and Key Technical Characteristics

The 1SAP121200R0071 processor is defined by its enhanced memory architecture and flexible I/O integration capabilities.

• Manufacturer ABB

• Model Designation PM556-TP-ETH

• Order Reference 1SAP121200R0071

• Program Memory 512 kB (High-capacity storage for complex user code)

• Onboard Interfaces Integrated RJ45 Ethernet port for TCP/IP, Modbus TCP, and UDP

• I/O Integration Includes 512 bytes of remanent data storage and onboard digital/analog capabilities

• Terminal System Pluggable terminal block design with three interchangeable types for rapid wiring

• Expandability Fully compatible with S500 and S500-eCo I/O expansion modules

• Firmware Environment Supports Firmware Version 2.3.x and above; configured via ABB Automation Builder

• Physical Profile 8.1 cm x 7.3 cm x 13.4 cm

• Unit Weight 0.3 kg

• Manufacturing Origin Sweden

• Compliance Verified for Advant OCS and 800xA system integration

Industrial Applications and Operational Use Cases

This high-memory CPU is a primary choice for automated systems where sophisticated logic and networked data exchange are required in a small form factor.

• OEM Machinery Production Ideal for manufacturers of specialized machinery like packaging fillers, labeling stations, and winding machines that require large program storage for recipe management.

• Smart Building Control Managing HVAC, lighting, and security data through Ethernet-based communication while processing complex energy-saving algorithms.

• Distributed I/O Station Management Serving as a localized "Intelligent Head" for S500-eCo I/O clusters within a larger 800xA Distributed Control System.

• Food and Beverage Processing Executing precise timing and analog PID loops for pasteurization, fermentation, and batching control where data retention is safety-critical.

• Energy Infrastructure Monitoring Acting as a data concentrator for remote telemetry units (RTUs) in solar or wind farm substations, communicating status via Modbus TCP.

The ABB PM556-TP-ETH 1SAP121200R0071 provides the reliability of the AC500 platform with the memory overhead needed for modern, data-intensive automation challenges.