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.
The GE IS200VSCAH2AAA 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, representing the highest-reliability variant in the VSCAH2 series. The GE IS200VSCAH2AAA features 8 channels for proximity probes, accelerometers, and velocity sensors, with the “AAA” suffix denoting military-grade components, extended burn-in (120 hours), 100% X-ray/AOI inspection, and conformal coating as standard—making it ideal for critical rotating machinery protection in harsh environments.
The GE IS200VSCAH2A is a VMEbus terminal board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated Vibration Monitoring and Protection module, designed to interface directly with proximity probes, accelerometers, and velocity sensors for critical rotating machinery protection. The GE IS200VSCAH2A processes raw vibration signals from bearings, shafts, and casings, converting them into digital values transmitted via I/O Net to the processor board (VPRO series) for use in protection logic, predictive maintenance algorithms, and real-time machinery health monitoring. The “H2A” designation indicates a higher-performance variant with enhanced processing power, additional channels, and improved signal conditioning compared to the H1 series.
The GE IS200VRTDH1DAB is a VMEbus Terminal Board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance RTD (Resistance Temperature Detector) input module featuring 24 simultaneous-sampling channels with the highest accuracy and manufacturing quality in the VRTDH series. The GE IS200VRTDH1DAB carries the “AB” suffix, which typically denotes the same premium manufacturing quality as the “AA” 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 (versus acrylic on “AA”) for enhanced chemical resistance and flexibility in extreme thermal cycling environments.
The GE IS200VRTDH1DAA is the premium RTD input module for GE Mark VIe DCS, featuring 24 simultaneous-sampling channels with the highest accuracy and manufacturing quality in the VRTDH series. The “AA” suffix denotes military-grade components, 120-hour burn-in, 100% X-ray/AOI inspection, and conformal coating as standard.
The GE IS200VRTDH1D is a VMEbus Terminal Board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a high-performance RTD (Resistance Temperature Detector) input module representing a generational leap over the H1C series. The GE IS200VRTDH1D features simultaneous sampling across all channels, significantly higher channel density, and enhanced signal processing capabilities. It is designed for advanced turbine control applications requiring synchronous temperature measurements for thermal gradient analysis, combustion dynamics monitoring, and high-speed protection logic.
The GE IS200VRTDH1CBA is a VMEbus Terminal Board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated RTD (Resistance Temperature Detector) input module representing the highest-performance variant in the VRTDH1 series. The GE IS200VRTDH1CBA combines the enhanced 16-channel architecture of the “H1C” revision with the “BA” suffix enhancements—typically indicating improved component selection, enhanced manufacturing quality, extended burn-in testing, and optional conformal coating for maximum field reliability. This board interfaces directly with platinum RTD sensors (Pt100, Pt500, Pt1000) for precise temperature measurement in advanced turbine control applications, offering superior accuracy, faster sampling, and expanded diagnostic capabilities compared to all earlier VRTDH1 variants.
The GE IS200VRTDH1C is a VMEbus Terminal Board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated RTD (Resistance Temperature Detector) input module with enhanced capabilities, designed to interface directly with platinum RTD sensors (Pt100, Pt500, Pt1000) for precise temperature measurement in advanced turbine control applications. The GE IS200VRTDH1C represents a significant upgrade over the H1B series, featuring a higher channel count, improved accuracy, faster sampling, and expanded diagnostic capabilities. The “H1C” designation typically indicates enhanced firmware, updated component selection, and improved signal conditioning circuitry for demanding applications.
The GE IS200VRTDH1BBA is a VMEbus Terminal Board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated RTD (Resistance Temperature Detector) input module with enhanced features, designed to interface directly with platinum RTD sensors (typically Pt100) for precise temperature measurement in turbine control applications. The GE IS200VRTDH1BBA converts resistance signals from RTD elements into digital values transmitted via the I/O Net protocol to the processor board (e.g., VPRO series) for use in protection, sequencing, and control logic. The “H1BBA” designation indicates a specific revision with enhanced input filtering, improved noise immunity, and additional channel diagnostics compared to earlier versions, with the “BA” suffix typically denoting a board-level enhancement or updated component selection for extended reliability.
The GE IS200VRTDH1B is a VMEbus Terminal Board manufactured by General Electric for the Mark VIe distributed control system (DCS). This board is a dedicated RTD (Resistance Temperature Detector) input module, designed to interface directly with platinum RTD sensors (typically Pt100) for precise temperature measurement in turbine control applications. The GE IS200VRTDH1B converts resistance signals from RTD elements into digital values transmitted via the I/O Net protocol to the processor board (e.g., VPRO series) for use in protection, sequencing, and control logic. The “H1B” designation indicates a specific revision with enhanced input filtering and improved noise immunity compared to earlier versions.
