The GE IS200VSVOH1BED is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance Valve Solenoid & On/Off Actuator Control module, representing a premium variant of the H1B series. The GE IS200VSVOH1BED features 16 high-current discrete outputs with integrated per-channel load current monitoring, designed specifically for critical solenoid valve, trip valve, and on/off actuator control in gas and steam turbines. The “ED” suffix typically denotes the highest manufacturing quality standard—including military-grade components, extended burn-in (120 hours), 100% X-ray/AOI inspection, and silicone conformal coating with enhanced edge encapsulation as standard—making it the most ruggedized version in the VSVOH1 family.
The GE IS200VSVOH1BDC is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance Valve Solenoid & On/Off Actuator Control module, representing a premium variant of the H1B series. The GE IS200VSVOH1BDC features 16 high-current discrete outputs with integrated per-channel load current monitoring, designed specifically for critical solenoid valve, trip valve, and on/off actuator control in gas and steam turbines. The “DC” suffix typically denotes enhanced manufacturing quality and environmental protection—including conformal coating as standard, extended burn-in (96 hours), and improved component selection for maximum reliability in harsh environments.
The GE IS200VSVOH1B is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance Valve Solenoid & On/Off Actuator Control module, representing an upgrade over the H1A series with improved current handling, enhanced diagnostics, and additional features. The GE IS200VSVOH1B features 16 high-current discrete outputs with integrated per-channel load current monitoring, designed specifically for critical solenoid valve, trip valve, and on/off actuator control in gas and steam turbines. The “H1B” designation indicates enhanced performance, including higher inrush current capability, improved diagnostic resolution, and extended operating temperature range compared to the H1A variant.
The GE IS200VSVOH1AMR is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance Valve Solenoid & On/Off Actuator Control module, featuring 16 high-current discrete outputs with integrated diagnostics. The GE IS200VSVOH1AMR carries the “AMR” suffix, which typically denotes the same premium manufacturing quality as the “AMB” variant (military-grade components, 120-hour burn-in, 100% X-ray/AOI inspection, and silicone conformal coating with edge encapsulation) but with a specific hardware or firmware revision—often indicating enhanced electromagnetic compatibility (EMC) filtering, improved transient suppression, or updated component selection for extended reliability in electrically noisy environments. This board is designed for critical solenoid and isolation valve control in the most demanding environments where absolute reliability is required.
The GE IS200VSVOH1AMB is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance Valve Solenoid & On/Off Actuator Control module, featuring 16 high-current discrete outputs with integrated diagnostics. The GE IS200VSVOH1AMB carries the “AMB” suffix, which typically denotes the highest manufacturing quality standard—including military-grade components, extended burn-in (120 hours), 100% X-ray/AOI inspection, and silicone conformal coating with enhanced edge encapsulation as standard. This board is designed for critical solenoid and isolation valve control in the most demanding environments where absolute reliability is required.
The GE IS200VSVOH1A is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated Valve Solenoid & On/Off Actuator Control module, designed specifically to interface with solenoid valves, on/off actuators, and discrete positioning devices for turbine control applications. Unlike servo/proportional valve modules (VSVA series), the GE IS200VSVOH1A provides high-current discrete outputs for two-position (open/close) valve control, such as shut-off valves, trip valves, and drain valves. The “H1A” designation indicates a first-generation high-performance discrete output module with robust protection and diagnostic features.
The GE IS200VSVAH1ADD is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance Valve Position & Actuator Control module, featuring 4 configurable output channels for servo/proportional valves and 4 feedback input channels for LVDT, RVDT, or potentiometer position verification. The GE IS200VSVAH1ADD carries the “ADD” suffix, which typically denotes the highest manufacturing quality standard—including military-grade components, extended burn-in (120 hours), 100% X-ray/AOI inspection, and silicone conformal coating with enhanced edge encapsulation as standard. This board is designed for critical fuel and steam control applications in the most demanding environments where absolute reliability is required.
The GE IS200VSVAH1A is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated Valve Position & Actuator Control module, designed to interface with servo valves, proportional valves, and actuators for precise fuel control, steam admission, and bypass control in gas and steam turbines. The GE IS200VSVAH1A converts analog control signals from the processor board (VPRO series) into proportional current or voltage outputs to position servo valves, while simultaneously providing feedback conditioning for position verification. The “H1A” designation indicates a first-generation high-performance valve control module with robust signal conditioning and protection features.
The GE IS200VSPAH1AAA is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated Speed and Protection module, designed specifically for overspeed detection, speed measurement, and critical protection functions in gas and steam turbines. The GE IS200VSPAH1AAA features 3 independent speed input channels with 2-out-of-3 voting logic for maximum protection integrity. The “AAA” suffix denotes military-grade components, extended burn-in (120 hours), 100% X-ray/AOI inspection, and conformal coating as standard—making it ideal for critical overspeed protection in harsh environments where absolute reliability is required.
The GE IS200VSPAH1A is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated Speed and Protection module, designed specifically for overspeed detection, speed measurement, and critical protection functions in gas and steam turbines. The GE IS200VSPAH1A processes signals from magnetic pickups, proximity probes, or tachometers, converting them into digital speed values transmitted via I/O Net to the processor board (VPRO series) for use in protection logic, sequencing, and control algorithms. The “H1A” designation indicates a first-generation high-performance speed module with robust protection features and reliable signal conditioning.
The GE IS200VSCAH2ABA is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance Vibration Monitoring and Protection module, featuring 8 channels for proximity probes, accelerometers, and velocity sensors. The GE IS200VSCAH2ABA carries the “ABA” suffix, which typically denotes the same premium manufacturing quality as the “AAA” and “AAB” variants (military-grade components, 120-hour burn-in, 100% X-ray/AOI inspection) but with a different conformal coating formulation or a specific hardware revision—often indicating a thicker silicone coating with enhanced edge encapsulation or improved component selection for extended temperature cycling. This board is designed for critical rotating machinery protection in the most demanding environments where maximum reliability is required.
The GE IS200VSCAH2AAB is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance Vibration Monitoring and Protection module, featuring 8 channels for proximity probes, accelerometers, and velocity sensors. The GE IS200VSCAH2AAB carries the “AAB” suffix, which typically denotes the same premium manufacturing quality as the “AAA” variant (military-grade components, 120-hour burn-in, 100% X-ray/AOI inspection) but with a different conformal coating type or an updated component revision—often indicating a silicone-based coating with enhanced chemical resistance or a specific hardware revision for specialized applications. This board is designed for critical rotating machinery protection in the most demanding environments.
