ABB CPU86-NDP 57772239 Processor Module

The ABB CPU86-NDP (57772239) is a powerful and reliable processor module developed for the ABB Advant Controller 400 (AC400) automation platform. This module serves as the central processing unit in demanding industrial control applications. It is designed to handle complex automation tasks, support real-time processing, and maintain seamless communication across networked systems via NDP (Network Data Protocol).

This processor is widely used in distributed control systems (DCS), where deterministic response times and reliable logic execution are crucial. It plays a key role in managing process control, communication with I/O modules, and data exchange with supervisory systems. Its architecture is well-suited for medium to large-scale industrial systems in sectors like power generation, oil and gas, water treatment, and chemical processing.

With a robust feature set, including system diagnostics, non-volatile memory backup, and network interfacing capabilities, the CPU86-NDP is a trusted component for users running or maintaining ABB AC400 legacy infrastructure.

Product Specifications

Product Applications

• Distributed Control Systems (DCS): Acts as the main CPU in ABB AC400-based DCS environments.

• Power Plants and Utilities: Used to control and monitor boiler systems, turbine units, and substations.

• Oil & Gas Facilities: Handles complex control strategies and communications in pipelines and refineries.

• Chemical & Petrochemical Plants: Executes safety interlocks, batch processes, and control loops.

• Water & Wastewater Management: Controls pumps, valves, chemical dosing, and reporting functions.

• Legacy System Support: Essential for maintaining and upgrading existing ABB Advant-based installations.

Product Advantages

• Reliable Processing Power: Built on a stable 32-bit RISC architecture, ideal for mission-critical tasks.

• NDP Communication: Integrated support for ABB’s Network Data Protocol enables robust peer-to-peer communication.

• System Integration: Works seamlessly with AC400 series I/O modules and communication interfaces.

• Battery-Backed Memory: Retains critical process data and configurations during power interruptions.

• Industrial Durability: Designed for 24/7 operation in harsh industrial environments.

• Long Lifecycle Support: Continues to be maintained under ABB’s lifecycle services, ensuring spare availability.

• Flexible Network Options: Can interact with other control systems via additional interface modules (e.g., Ethernet, PROFIBUS).

• Deterministic Control: Ensures precise execution of time-sensitive control logic.

• Ease of Diagnostics: LED indicators and integrated diagnostics tools simplify maintenance and troubleshooting.

• Modular Architecture: Enables system expansion and upgrading without full replacement of infrastructure.

Frequently Asked Questions (FAQ)

1. Q: What is the primary function of the CPU86-NDP module?

   A: It serves as the central processing unit in ABB’s Advant Controller 400 systems, managing logic execution and system communication.

2. Q: What does “NDP” stand for, and what is its role?

   A: NDP stands for Network Data Protocol, used for high-speed communication between ABB control modules and subsystems.

3. Q: Is the CPU86-NDP compatible with modern ABB controllers like AC500?

   A: No, it is designed exclusively for the AC400 platform and not compatible with AC500 systems.

4. Q: Can I replace a CPU86-NDP without shutting down the system?

   A: No, this module does not support hot-swapping; the system must be powered down for replacement.

5. Q: How is the module programmed?

   A: Programming is done using ABB Advant engineering tools, such as DOX 10 or Control Builder.

6. Q: Does the module retain data during power loss?

   A: Yes, thanks to a battery backup, critical memory content is retained during outages.

7. Q: Is the CPU firmware upgradeable?

   A: Yes, but firmware upgrades typically require ABB support tools and procedures.

8. Q: How does the module communicate with I/O units?

   A: Via the S100 I/O bus, a high-speed system bus used in ABB AC400 systems.

9. Q: What diagnostic features are included?

   A: Front-panel LED indicators and software diagnostics help detect faults and system issues.

10. Q: Can I use the CPU86-NDP in redundant configurations?

    A: Yes, it is often used in redundant CPU pairs for fault-tolerant applications.