The GE DS3800DVRC1A1 is a Digital Voltage Reference and Calibration board for the GE Speedtronic Mark IV turbine control system. It provides precision voltage reference sources for calibrating analog input and output boards within the Mark IV rack. The “1A1” suffix indicates a revision with enhanced temperature compensation and improved long-term stability compared to earlier versions.
The GE DS3800DVRC1A is a Digital Voltage Reference and Calibration board for the GE Speedtronic Mark IV turbine control system. It provides precision voltage reference sources for calibrating analog input and output boards within the Mark IV rack. The “1A” suffix indicates the initial production revision with fixed reference outputs and proven long-term stability.
The GE DS3800DVRC is a Digital Voltage Reference and Calibration board for the GE Speedtronic Mark IV turbine control system. Unlike the input conditioning boards, the DS3800DVRC serves as a precision voltage reference source for calibrating analog input and output boards within the Mark IV rack. It provides stable, accurate reference voltages to ensure measurement accuracy across the entire system.
The GE DS3800DVIA1A1B is a Digital Voltage Input Analog board for the GE Speedtronic Mark IV turbine control system. It provides 16 differential voltage inputs for field signals, converting them into standardized signals for the Mark IV processor. The “1A1B” suffix indicates a revision with improved input protection and enhanced filtering compared to earlier versions, offering better noise immunity and reliability in harsh environments.
The GE DS3800DVIA is a Digital Voltage Input Analog board for the GE Speedtronic Mark IV turbine control system. It provides high-density analog input conditioning for voltage-based field signals, converting them into standardized signals for the Mark IV processor. The “DVIA” designation indicates a board dedicated to voltage inputs, distinguishing it from current-input or mixed-signal boards.
The GE DS3800DSWB1A1A is a Digital Servo Waveform Buffer board for the GE Speedtronic Mark IV turbine control system. It provides signal buffering and distribution for servo command and feedback signals, ensuring signal integrity when driving multiple destinations (processor, diagnostic ports, external recorders). The “1A1A” suffix indicates the initial production revision with fixed gain options and proven reliability.
The GE DS3800DSWB is a Digital Servo Waveform Buffer board for the GE Speedtronic Mark IV turbine control system. Unlike the DS3800DSWA series which provides real-time waveform analysis, the DS3800DSWB functions as a signal buffering and distribution board. It accepts servo command and feedback signals, provides impedance matching, buffers them for multiple destinations (control processor, diagnostic ports, external recorders), and ensures signal integrity over long cable runs without loading the source circuits.
The GE DS3800DSWA1A1A is a Digital Servo Waveform Analyzer board for the GE Speedtronic Mark IV turbine control system. It is a diagnostic and testing tool designed to monitor servo valve performance by simultaneously capturing command signals, actual output current, and LVDT position feedback. The “1A1A” suffix indicates the initial production revision, featuring discrete analog circuits and fixed sampling rate options for reliable, field-proven diagnostics.
The GE DS3800DSWA is a Digital Servo Waveform Analyzer board for the GE Speedtronic Mark IV turbine control system. Unlike the driver or conditioning boards previously discussed, the DS3800DSWA is a diagnostic and testing tool designed to monitor and analyze servo valve performance during commissioning, troubleshooting, and preventive maintenance. It captures and displays current and feedback waveforms, enabling engineers to assess valve health without external test equipment.
The GE DS3800DSQD1A1A is a Digital Servo Quad Driver board for the GE Speedtronic Mark IV turbine control system. It provides high-current drive outputs for large electro-hydraulic servo valves, delivering up to ±250mA per channel. The “1A1A” suffix indicates the initial production revision, featuring discrete power transistors, fixed dither options, and proven reliability for driving high-torque actuators.
The GE DS3800DSQD is a Digital Servo Quad Driver board for the GE Speedtronic Mark IV turbine control system. It provides high-current drive outputs for electro-hydraulic servo valves, specifically designed for larger valves requiring higher drive current than the DS3800DSAB series can deliver. The “DSQD” designation indicates a quad-channel driver with enhanced power output and thermal management.
The GE DS3800DSFC1A1A is a Digital Servo Feedback Conditioning board for the GE Speedtronic Mark IV turbine control system. It conditions signals from LVDT, RVDT, and resolver position feedback devices, converting them into ±10Vdc analog outputs for the Mark IV processor. The “1A1A” suffix indicates the initial production revision with discrete component-based demodulation circuits and fixed excitation frequency options.