GE IS200DSPXH2CAA Digital Signal Processor (DSP) Control Board

IS200DSPXH2CAA is core DSP computing control card of GE Speedtronic Mark VI/VIe turbine control platform, coded DSPX abbreviation. 

Mainly matched with GE EX2100 generator excitation cabinet and Innovation series high-power drive system, undertakes real-time digital signal operation, 

generator field excitation closed-loop regulation, rectifier bridge trigger control and motor gate drive algorithm calculation; processes tachometer pulse, 

analog feedback signals, exchanges data via dual ISBus backplane bus with system main controller, widely used in thermal power, 

gas power plant large turbo-generator excitation control and gas/steam turbine auxiliary drive control cabinet maintenance replacement.

Technical Specifications

P/N：IS200DSPXH2CAA

Brand：General Electric(GE USA)

System：Mark VI/VIe Speedtronic, EX2100 Excitation Control

Core Chip：High-speed DSP + Custom ASIC logic chip

Bus Rate：Dual independent 5Mb/s ISBus communication interface

Onboard Memory：FLASH + RAM + NVRAM (store firmware, configuration parameters)

Indicators：1 Green RUN Status LED, 1 Red FAULT Alarm LED

Interfaces：P1 backplane socket, P5 DSP emulator port, P6 engineering debugging monitor port

Aux Power：18~36VDC, rated power approx 12W

Working Temp：0℃ ~ +65℃, storage -40℃~+85℃

Installation：Standard plug-in slot for Mark VI rack, triple redundant cabinet compatible

Compliance：CE, UL industrial certification

Key Features

High-Speed Real-Time Processing: Dedicated DSP for complex control loops, ideal for turbine and excitation system precision control.

Dual ISBus Redundancy: Two 5Mb/s ISBus interfaces for reliable, redundant communication between control nodes.

Comprehensive Onboard Memory: FLASH, RAM, and NVRAM for firmware, data logging, and configuration storage.

Industrial-Grade Reliability: Wide temperature tolerance, watchdog timers, and diagnostic LEDs ensure stable operation in harsh environments.

Seamless System Integration: Direct compatibility with Mark VIe DCS and EX2100 excitation systems for plug-and-play replacement.