The ABB PM851 is a high-performance, 32-bit PLC controller designed for demanding industrial automation and safety-critical applications. Engineered for speed, reliability, and versatility, the PM851 features a 1.2 GHz CPU, 1 GB RAM, and 128 MB flash memory, delivering fast execution and efficient control for complex automation systems.

This compact yet powerful controller supports multiple communication protocols including Ethernet, PROFIBUS DP, and Modbus TCP/IP, enabling seamless integration with existing plant infrastructures. Its SIL 3 certification and IEC 61508 compliance make it ideal for safety-related control systems in industries such as oil & gas, energy, and manufacturing.

Key Features:

• Model: PM851

• CPU: 1.2 GHz, 32-bit processor

• Memory: 1 GB RAM, 128 MB flash

• Interfaces: Ethernet, PROFIBUS DP, Modbus TCP/IP

• Safety Standards: SIL 3 certified, IEC 61508 compliant

• Application Range: Suitable for basic control to complex safety-critical automation

• Compact Design: Easy installation and integration into ABB control systems

Applications:

• Process automation

• Power generation and utilities

• Oil and gas operations

• Manufacturing and assembly lines

• Safety system integration in hazardous environments

The ABB PM851 combines advanced processing power, flexible connectivity, and high safety integrity—making it a trusted choice for modern industrial control systems.