Product Details
The General Electric DS200TBQAG1A, also cataloged as the DS200TBQAG1 Thermocouple Termination Module, operates as a dedicated hardware component for signal termination and interface distribution within Mark V Turbine Control System platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | DS200TBQAG1A |
| Brand | General Electric (GE) |
| Origin | USA |
| Weight | Approx. 0.8 kg (Variable based on attached wiring) |
| Dimensions | Standard Mark V PCB footprint |
| Operating Temp | 0 deg C to 60 deg C |
| Power Consumption | Passive signal termination |
| Terminal Blocks | 2 x 90-pin (TB1, TB2) |
| Connector Interface | 3 x 20-pin connectors |
| Mounting | 5 x screw holes (chassis mount) |
Deterministic Network and Firmware Compatibility
The DS200TBQAG1A functions within the Speedtronic control architecture, requiring precise backplane communication timing to maintain loop integrity for thermocouple inputs. As a revision A component, it adheres to specific backplane bus communication velocity requirements mandated by the Mark V rack controller. Firmware compatibility is dictated by the board revision status; ensure the host controller's software configuration matches the A-rated functional logic of this terminal board to prevent signal synchronization errors. No hardware jumpers are present; all configuration and addressing are handled via the backplane back-end bus protocols.
Frequently Asked Questions
Q: Can this terminal board be hot-swapped while the turbine control system is powered?
A: No. Hot-swapping is not supported. Power must be removed from the rack and the associated circuit loops isolated prior to board installation or removal to prevent electrical arcing or damage to the backplane connectors.
Q: How is the thermocouple signal integrity maintained across the 180-pin interface?
A: The board utilizes passive termination pathways. Ensure all signal wires are properly shielded and grounded at the cabinet entry points to minimize EMI/RFI interference, as the board provides no active signal conditioning or noise filtering.
Field Installation Guidelines
- Mechanical Mounting: Align the board with the rack standoffs and secure using all 5 designated screw holes. Ensure the board is leveled to prevent physical stress on the backplane connectors.
- Wiring: The board supports up to 180 signal wires via TB1 and TB2. Terminate wires using appropriate ferrule crimps to maintain mechanical stability within the 90-pin blocks.
- Grounding: The PCB relies on the chassis connection for common reference. Verify the rack rack ground lug is connected to the protective earth (PE) busbar with low-impedance copper cabling.
- Shielding: Maintain cable shield continuity throughout the termination process. Do not allow shield braids to contact signal terminals, as this may introduce ground loops or localized electromagnetic interference into the thermocouple sensing circuit.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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