ABB PM511V16 3BSE011181R1 PLC Processor Module

Overview

The PM511V16 (3BSE011181R1) is a central processor module designed for ABB AC 500 programmable logic controller systems. It functions as the main control unit responsible for deterministic program execution, real-time data handling, and coordination of communication across distributed I/O and supervisory networks. Within legacy installations, it is also referenced as a CPU solution used in selected ABB Advant OCS architectures.

This processor is engineered for continuous industrial operation, combining stable real-time performance with flexible fieldbus and Ethernet connectivity.

Control Function and Architecture

The PM511V16 (3BSE011181R1) operates as the execution core of an AC 500 automation rack. It processes user logic, manages process data exchange, and synchronizes communication between local and remote subsystems. The module supports multi-protocol integration, enabling seamless interaction with HMIs, SCADA platforms, and distributed I/O stations.

Its internal architecture is optimized for medium to large control projects where predictable cycle times and system robustness are critical.

Technical Specifications

Processing Performance

• CPU Architecture: 32-bit industrial processor

• User Program Memory: 256 KB

• Data Memory: 256 KB

• Deterministic execution suitable for real-time control tasks

Communication Interfaces

• PROFIBUS-DP for field device and remote I/O communication

• Ethernet 10/100 Mbit/s for engineering, diagnostics, and supervisory systems

• Serial Interfaces: RS-232 and RS-485 for legacy devices and service access

Mechanical Characteristics

• Dimensions: 274.5 mm × 270 mm × 27 mm

• Weight: 0.7 kg

Environmental and Compliance

• RoHS compliant according to EU Directive 2011/65/EU

• WEEE Category: 5

• HS Code: 853890

Typical Application Areas

The PM511V16 (3BSE011181R1) is commonly deployed in automation systems requiring reliable central processing and multi-network communication, including:

• Water and wastewater treatment facilities

• Power generation and electrical distribution systems

• Mining and heavy industrial operations

• Manufacturing lines and continuous process plants

FAQ

Is the PM511V16 compatible with standard AC 500 I/O modules?

Yes. The PM511V16 is fully compatible with AC 500 local and distributed I/O modules, provided the system firmware and configuration tools match the installed hardware generation.

Does this CPU support Ethernet-based engineering and diagnostics?

Yes. The integrated 10/100 Mbit/s Ethernet interface supports programming, diagnostics, and communication with supervisory systems.