The GE DS200TBQAG1A is a thermocouple termination board designed for the GE Mark V SPEEDTRONIC turbine control system. It provides field connections for temperature sensors and routes thermocouple signals to compatible control and processing boards.
The board supports temperature monitoring in turbine installations. Its organized terminal layout helps technicians connect field instrumentation and maintain reliable signal transmission within the control cabinet.
| Parameter | Description |
|---|---|
| Brand | General Electric (GE) |
| Product Type | Thermocouple Termination Board |
| Product Series | Mark V SPEEDTRONIC |
| Functional Acronym | TBQA |
| Functional Revision | A |
| Input Capacity | Up to 45 thermocouple channels |
| Terminal Blocks | 2 |
| Terminal Capacity | 90 terminals per block |
| Signal Connectors | JAR, JAS, JAT |
| Main Function | Temperature signal termination |
This board is suitable for gas turbine and steam turbine control systems in power generation facilities. It supports temperature monitoring for turbine components and auxiliary equipment, helping operators evaluate operating conditions and identify abnormal temperature changes.
Before installation, verify the board revision, sensor wiring, connector assignments, and control-system compatibility. Label all field wires before removal. Inspect terminals and ribbon cable connectors regularly, and follow approved maintenance procedures when servicing the turbine control cabinet.
We supply industrial automation spare parts for turbine control systems, equipment maintenance, and replacement projects. Contact us for current availability, product condition, and compatibility confirmation.

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