The GE DS200TBQCG1A is an analog input/output termination board designed for the GE Mark V SPEEDTRONIC turbine control system. It provides an interface between field wiring and the TCQA analog processing boards, supporting signal transmission for turbine monitoring and control.
The board handles 4–20 mA analog inputs, LVDT/R position feedback signals, and milliamp output connections. Its terminal arrangement helps organize field wiring and supports reliable integration within turbine control cabinets.
| Parameter | Description |
|---|---|
| Manufacturer | General Electric (GE) |
| Product Type | Analog I/O Termination Board |
| Series | Mark V SPEEDTRONIC |
| Functional Acronym | TBQC |
| Terminal Blocks | 2 |
| Terminals per Block | 83 |
| Total Terminals | 166 |
| Connectors | Three 40-pin and three 34-pin connectors |
| Configuration | Hardware jumpers |
This board is used in gas turbine and steam turbine control systems, particularly in power generation facilities. It supports analog instrumentation, valve-position feedback, and related control signal routing in compatible GE Mark V installations.
Verify the board revision, terminal assignments, jumper positions, and TCQA compatibility before installation. Label existing wires before removal, inspect connectors for damage, and follow the system wiring diagrams. Qualified personnel should perform replacement and testing according to approved maintenance procedures.
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