EMERSON KJ2005X1-BA1 | Speedtronic Control Module

  • Brand:​ Emerson (formerly GE Energy)

  • Model:​ KJ2005X1-BA1

  • Product Type:​ Turbine Controller

  • Series:​ Mark VI

  • Core Function:​ Serves as the main control processor for gas/steam turbine control in Speedtronic control systems.

  • Key Specs:​ High-performance processor, turbine control, sequencing, protection.
Manufacturer:
Part number: Emerson KJ2005X1-BA1
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Description

KJ2005X1-BA1: Product Overview
The EMERSON KJ2005X1-BA1 is a main controller module for the Mark VI turbine control system, originally developed by GE Energy (now part of Emerson). This controller acts as the central processing unit (CPU) for turbine control applications, responsible for executing complex control algorithms, sequencing logic, and protection functions for gas and steam turbines. Installed in a Mark VI rack, its primary function is to process data from various I/O modules, execute control strategies, and output commands to final control elements to maintain safe and efficient turbine operation.
The controller operates as the brain of the Speedtronic™ control platform, providing comprehensive control functionality including speed control, temperature control, sequencing, and protection. It features high-speed processing capabilities, extensive memory, and robust communication interfaces to handle the demanding requirements of turbine control applications. The design incorporates redundancy support and fault-tolerant features to ensure maximum availability and reliability in critical power generation applications.

EMERSON KJ2005X1-BA1

EMERSON KJ2005X1-BA1

KJ2005X1-BA1: Technical Specifications

  • Model Number:​ KJ2005X1-BA1

  • Manufacturer:​ Emerson (formerly GE Energy)

  • Product Type:​ Turbine Controller

  • Compatible System:​ Mark VI Turbine Control System

  • Processor:​ High-performance processor

  • Memory:​ Extensive application memory with battery backup

  • Communication:

    • Ethernet:​ TCP/IP for network communication

    • Serial:​ RS-232/485 ports for legacy device integration

    • Control Network:​ Peer-to-peer communication

  • I/O Interface:​ VMEbus backplane communication with I/O packs

  • Redundancy:​ Supports TMR (Triple Modular Redundancy) or simplex configuration

  • Operating System:​ Real-time operating system (RTOS)

  • Programming:​ ToolboxST software for configuration and programming

  • Power Supply:​ Backplane power from the Mark VI rack

  • Operating Temperature:​ 0°C to 60°C (32°F to 140°F)

  • Certifications:​ UL, CE, ATEX, IECEx

    EMERSON KJ2005X1-BA1

    EMERSON KJ2005X1-BA1

Core Features & Customer Value
The controller’s primary value lies in its high reliability and deterministic performance​ for critical turbine control applications. For power plant operators, this translates to:

  • Precise control​ of turbine parameters (speed, temperature, pressure)

  • Optimal efficiency​ through advanced control algorithms

  • Equipment protection​ through comprehensive monitoring and shutdown capabilities

  • Sequencing control​ for automated startup and shutdown procedures
The advanced control algorithms​ enable sophisticated control strategies for complex turbine dynamics, while the comprehensive protection functions​ ensure equipment safety and prevent catastrophic failures. The controller’s redundancy capabilities​ provide maximum system availability, with automatic failover ensuring continuous operation even during component failures.
Typical Applications

  • Gas turbine control​ in power generation facilities

  • Steam turbine control​ in industrial plants

  • Turbine sequencing​ and protection systems

  • Generator excitation​ control
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