Bailey INFI 90/Net 90 Spares

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ABB Bailey INFI 90/NET 90 is a distributed control system (DCS) developed by Bailey Controls, USA, in the late 1980s, emerging as one of the leading DCS products at the time. 

System Overview:

Modular Structure: INFI 90/NET 90 employs a modular architecture consisting of various functional modules, including:

  • Controller Modules: Responsible for executing control logic and data processing.
  • Input/Output (I/O) Modules: Connects to field devices for data acquisition and transmission.
  • Communication Modules: Facilitates internal and external communication.
  • Human-Machine Interface (HMI) Modules: Provides operator interface for system monitoring and operation.

Network Architecture: The system utilizes a redundant network architecture, enhancing reliability and availability.

Programming Language: INFI 90/NET 90 uses task-based programming language, known for its ease of learning and use.

Key Features:

Openness: The system supports various standard protocols, enabling integration with third-party devices and systems.

Scalability: It can be expanded as per requirements to meet the needs of different application scales.

Reliability: With redundant design and rigorous testing, the system ensures reliability and availability.

Applications:

  • Power: Control and management of power plants, transmission, and distribution systems.
  • Oil & Gas: Refineries, natural gas processing plants, pipeline transportation.
  • Chemical: Chemical plants, pharmaceuticals, fertilizer plants.
  • Metallurgy: Steel mills, aluminum plants, copper smelters.
  • Others: Paper mills, food processing plants, water treatment facilities.

Historical Evolution:

  • Late 1980s: Introduction of Bailey INFI 90/NET 90.
  • 1998: Bailey Controls acquired by ABB.
  • 2000s: ABB continues to provide support and maintenance services for INFI 90/NET 90.
  • 2010s: Gradual replacement of INFI 90/NET 90 systems with updated DCS systems.

Current Status:

Currently, Bailey INFI 90/NET 90 is no longer the mainstream DCS product, but some installations are still in use. Despite the product being outdated, PLC DCS Pro Ltd. offers 100% brand new original Bailey INFI 90/NET 90 modules with a 12-month warranty. Feel free to contact for inquiries.

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