The GE IS2020ISUCG2A is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance Intelligent Sensor and Universal Conditioning Gateway module, representing a significant upgrade over the ISUCG1A series. The GE IS2020ISUCG2A interfaces with a wide variety of field sensors and provides universal signal conditioning for turbine control applications, serving as a versatile front-end data acquisition module capable of accepting inputs from thermocouples, RTDs, 4–20 mA transmitters, voltage signals, and digital sensors—all within a single VME slot. The “H2A” designation indicates a second-generation module with higher channel density, improved accuracy, faster sampling, and expanded diagnostics.
The GE IS2020ISUCG1A is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated Intelligent Sensor and Universal Conditioning Gateway module, designed to interface with a wide variety of field sensors and provide universal signal conditioning for turbine control applications. The GE IS2020ISUCG1A serves as a versatile front-end signal conditioning and data acquisition module, capable of accepting inputs from thermocouples, RTDs, 4–20 mA transmitters, voltage signals, and digital sensors—all within a single VME slot. The “2020ISUCG” and “H1A” designations indicate a newer-generation universal input module with enhanced flexibility and diagnostic capabilities.
The GE IS2020DRLYH1AA is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated Relay Output Module, designed to provide high-current, isolated relay outputs for controlling field devices such as solenoids, contactors, motor starters, and alarm annunciators. The GE IS2020DRLYH1AA combines the advanced capabilities of the “H1A” series with the “AA” suffix enhancements—typically indicating military-grade components, extended burn-in (120 hours), 100% X-ray/AOI inspection, and conformal coating as standard for maximum reliability in harsh environments. This board is designed for critical relay output applications in the most demanding turbine control environments.
The GE IS2020DRLYH1A is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated Relay Output Module, designed to provide high-current, isolated relay outputs for controlling field devices such as solenoids, contactors, motor starters, and alarm annunciators. The GE IS2020DRLYH1A converts digital control signals from the processor board (VPRO series) into robust relay contact outputs, enabling reliable switching of AC and DC loads in turbine control applications. The “2020DRLY” and “H1A” designations indicate a newer-generation relay module with enhanced diagnostics and improved contact ratings compared to older WROB series boards.
The GE IS2020DDIAG1B is a VMEbus diagnostic and system monitoring board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board serves as a dedicated system diagnostic and health monitoring interface, providing real-time monitoring of critical system parameters, fault detection, predictive maintenance data, and comprehensive event logging. The GE IS2020DDIAG1B represents a generation upgrade from the “H1AB” variant, typically featuring enhanced processing capabilities, expanded diagnostic memory, additional monitoring parameters, and improved reporting for more advanced troubleshooting and health management.
The GE IS2020DDIAG1AB is a VMEbus diagnostic and interface board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board serves as a dedicated system diagnostic and health monitoring interface, providing real-time monitoring of critical system parameters, fault detection, predictive maintenance data, and comprehensive event logging for the entire Mark VIe rack. The GE IS2020DDIAG1AB is part of a newer generation of diagnostic modules, with the “2020D” prefix and “H1AB” suffix indicating a specific hardware revision—typically featuring enhanced diagnostics, improved data logging, and upgraded components.
The GE IS200XDIAG1ADD is a VMEbus diagnostic and interface board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board serves as a dedicated system diagnostic and health monitoring interface, providing real-time monitoring of critical system parameters, fault detection, predictive maintenance data, and comprehensive event logging for the entire Mark VIe rack. The GE IS200XDIAG1ADD combines the base diagnostic capabilities of the “H1A” series with the “DD” suffix enhancements—typically indicating enhanced manufacturing quality, extended burn-in (96 hours), 100% X-ray/AOI inspection, and conformal coating as standard for maximum reliability in harsh environments.
The GE IS200XDIAG1A is a VMEbus diagnostic and interface board manufactured by General Electric for the Mark VIe distributed control system (DCS). Unlike standard I/O or communication modules, the GE IS200XDIAG1A serves as a dedicated diagnostic and system monitoring interface, designed to provide real-time health monitoring, fault diagnostics, and system status reporting for the entire Mark VIe rack. This board continuously monitors critical system parameters, detects hardware failures, logs diagnostic data, and communicates system health status to the processor board and plant control systems. The “H1A” designation indicates a first-generation diagnostic module.
The GE IS200WROBH1A is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated Relay Output Module, designed to provide high-current, isolated relay outputs for controlling field devices such as solenoids, contactors, motor starters, and alarm annunciators. The GE IS200WROBH1A converts digital control signals from the processor board (VPRO series) into robust relay contact outputs, enabling reliable switching of AC and DC loads in turbine control applications. The “H1A” designation indicates a first-generation relay output module with robust isolation and protection features.
The GE IS200WNPSH1ABA is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated Network Power Supply and Communication module, designed specifically to provide isolated, regulated power and communication interfaces for network-connected field devices and I/O racks. The GE IS200WNPSH1ABA combines power conditioning, network switching, and diagnostic monitoring into a single VME slot—reducing rack space and simplifying wiring. The “H1ABA” designation indicates a first-generation high-performance module with the “ABA” suffix typically denoting enhanced manufacturing quality, extended burn-in (96 hours), 100% X-ray/AOI inspection, and conformal coating as standard for maximum reliability in harsh environments.
The GE IS200WETCH1APR2 is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance Ethernet Communication Module, designed to provide redundant, high-speed communication interfaces for the Mark VIe controller. The GE IS200WETCH1APR2 combines the advanced “H1C” communication capabilities with the “PR2” firmware revision—indicating the latest pre-release firmware with enhanced performance, improved cybersecurity, and expanded protocol support. This board is designed for the most demanding turbine control applications requiring cutting-edge communication features.
The GE IS200WETCH1AAA is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance Ethernet Communication Module, designed to provide redundant, high-speed communication interfaces for the Mark VIe controller, enabling seamless integration with plant-level DCS, HMI systems, and external networks. The GE IS200WETCH1AAA represents a significant upgrade over the WETB series, featuring higher throughput, enhanced cybersecurity features, expanded protocol support, and improved diagnostics. The “H1CAAA” designation indicates a third-generation communication module with the “AAA” suffix denoting military-grade components, extended burn-in (120 hours), 100% X-ray/AOI inspection, and conformal coating as standard for maximum reliability in harsh environments.
