IS200VAICH1C GE Mark VI Analog I/O Board | VAIC

System Engineering Specifications

• Series: Mark VI Speedtronic / VME Architecture.
• Functional Acronym: VAIC (VME Analog Input/Output).
• Channel Density: 24 total channels (20 Analog Inputs, 4 Analog Outputs).
• Signal Support: 4-20 mA, voltage inputs, and configurable 0-200 mA output modes.
• Redundancy: Full support for Simplex and Triple Modular Redundant (TMR) architectures.
• Firmware Intelligence: Includes 200 Hz compressor stall detection algorithms for LM and heavy-duty gas turbines.
• Protection: Integrated noise suppression, surge protection, and hardware-level limit checking.

Oiltech Controls’ Insight

• The IS200VAICH1C is a mission-critical component; always ensure your terminal board (TBAI) revision matches the VAIC generation to maintain load impedance compatibility.
• We recommend this module for operators performing heavy-duty turbine upgrades where stall detection accuracy is a safety prerequisite.
• During installation, verify that the board ID chip is properly seated to prevent hardware incompatibility faults.
• For urgent site requirements, we prioritize 24-28 hour dispatch via FedEx, UPS, or DHL.
• Need expert installation advice? WhatsApp +86 158 8020 0923 or email info@oiltechcontrols.com.

Typical Application Environments

• GE Mark VI Gas and Steam Turbine Control Racks.
• Compressor stall monitoring and safety shutdown loops.
• Triple Modular Redundant (TMR) high-availability industrial control.
• Analog feedback loops for fuel valve positioning and pressure regulation.
• Legacy power plant control system expansions and maintenance.

Professional FAQ & Selection Guide

• Q: Is the IS200VAICH1C compatible with TMR systems?
• A: Yes, it is fully optimized for TMR; inputs are fanned out to R, S, and T racks, and output values are voted based on the median current.
• Q: How does the module handle output failures?
• A: Diagnostics monitor output current constantly; if a fault is detected, a suicide relay disconnects the failing channel to prevent loop interference.
• Q: Which terminal boards are recommended for this revision?
• A: As a C-rated revision, it is compatible with standard TBAI boards; ensure your configuration aligns with GEH-6421 manual requirements.
• Q: What do the LEDs on the faceplate indicate?
• A: Flashing green means RUN, solid red means FAIL, and steady orange indicates an active diagnostic alarm condition.
• Q: Selection Advice: Why choose the ‘C’ revision over others?
• A: The ‘C’ revision provides the most stable functional iteration for Mark VI systems prior to the ‘D’ release, offering the best balance of reliability for existing installed bases.

Service & Quality Commitment

• Warranty: Full 12-month performance guarantee.
• Dispatch: Rapid 24-28 hour processing.
• Shipping: Secure global transit via FedEx, UPS, and DHL.
• Support: Technical inquiries via info@oiltechcontrols.com.

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