
Product Overview
IS200TRLYH1BHH is associated with the GE TRLY relay-output terminal-board family used in turbine control applications where discrete control commands must be transferred to relay-operated field circuits. The board serves as an interface between the control system and external actuating equipment, making it relevant to turbine auxiliaries, plant protection functions, valve-related circuits, solenoid-operated equipment, and other discrete field loads. The broader GE TRLY architecture supports relay feedback, field wiring termination, output diagnostics, and Simplex or TMR system arrangements, providing a structured interface for demanding turbine-control environments.
Technical Specifications For IS200TRLYH1BHH
| Brand | GE |
| Model |
IS200TRLYH1BHH |
| Product Family |
IS200TRLYH1B |
| Product Type |
Relay Output Terminal Board |
| Control Platform |
Mark VI / Mark VIe related turbine control architecture |
| Relay Function |
Relay output interface |
| Relay Configuration |
12 Form-C relay outputs for the corresponding TRLY relay-output architecture |
| Output Feedback |
Relay feedback / coil sensing |
| Associated I/O Function |
Discrete output |
| I/O Scan |
Determined by the controller-configured frame rate |
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KEY FEATURE
Relay Output Interface
IS200TRLYH1BHH belongs to the TRLY relay-output terminal-board family, providing a practical interface between turbine control logic and relay-operated field circuits.
Relay Feedback Capability
The TRLY architecture incorporates relay feedback and diagnostic checking, allowing the control system to compare commanded output conditions with relay feedback for improved output-status supervision.
Flexible Control Architecture
The TRLY design supports Simplex and TMR configurations within the applicable GE turbine-control architecture. This makes the relay-output interface suitable for control arrangements where availability and redundancy are important.
FAQ FOR IS200TRLYH1BHH
Why would IS200TRLYH1BHH be used instead of a basic discrete output connection?
IS200TRLYH1BHH belongs to a relay-output architecture that provides field termination and relay interfacing together with relay feedback and diagnostic capabilities. The arrangement is suited to applications where output-status supervision matters.
Where can IS200TRLYH1BHH fit into industrial applications?
IS200TRLYH1BHH is relevant to turbine control installations where discrete relay outputs are required for field actuators and auxiliary equipment. Typical applications include power-generation turbine control, turbine auxiliary systems, discrete valve or solenoid control, and plant equipment requiring relay-based commands.
How does relay feedback improve operation with IS200TRLYH1BHH?
Relay feedback allows the control architecture to check the relationship between a commanded output and the resulting relay condition. GE identifies commanded-output-versus-feedback checking as part of the documented TRLY diagnostic function.
What type of relay output does the TRLY architecture provide?
The documented TRLY relay-output architecture provides 12 Form-C relay outputs. GE specifies this configuration for the corresponding TRLY terminal-board design.

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