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The GE IS200DRLYH1B is a Relay Output Terminal Block used in GE Mark VI turbine control systems. It is designed to provide relay-based output switching and field device interfacing, allowing the control system to safely drive external loads such as alarms, contactors, and auxiliary equipment.
This module is commonly used in power generation and industrial automation systems, where reliable electrical isolation and robust output switching are required.
| Parameter | Specification |
|---|---|
| Manufacturer | GE |
| Model | IS200DRLYH1B |
| Product Type | Relay Output Terminal Block |
| System Series | GE Mark VI |
| Function | Relay output switching and field interface |
| Output Type | Electromechanical relay outputs |
| Circuit Type | Industrial terminal + relay assembly |
| Backplane Interface | GE Mark VI control architecture |
| Signal Type | Digital output switching |
| Power Supply | Backplane powered (control side) |
| Load Interface | External field devices via relay contacts |
| Processing Role | Output signal isolation and switching |
| Diagnostic Features | Status indication via system diagnostics |
| Protection | Electrical isolation via relay contacts |
| Mounting Type | Rack-mounted terminal module |
| Operating Environment | Industrial control cabinet |
| Humidity Range | 5%–95% non-condensing |
| Material | Industrial-grade PCB + relay assembly |
| Dimensions | 267 × 100 × 45 mm |
| Weight | 1.09 kg |
The IS200DRLYH1B operates as a relay-based output interface module within the GE Mark VI system.
Its core functions include:
It functions as a safe interface between digital control logic and physical field equipment.
Within GE Mark VI architectures, the IS200DRLYH1B provides:
The GE IS200DRLYH1B is widely used in:
Recommended installation practices include:
The IS200DRLYH1B typically works with:
| Model | Type | Key Feature | Application |
|---|---|---|---|
| IS200DRLYH1B | Relay Output Terminal Block | Relay switching output | Mark VI systems |
| IS200DDTBG2A | Terminal card | Field signal termination | Control systems |
| IS200BPAIH1ACB | I/O processor board | Analog processing | Turbine control |
| IS200BICIH1A | Interface board | Communication bridge | Mark VI systems |
| IS200AECPH1CCB | Control board | Processing module | Turbine systems |
What is the IS200DRLYH1B used for?
It is used to provide relay-based output switching in GE Mark VI systems.
Does it directly control high-power devices?
It controls them indirectly via relay contacts.
Is it a logic processor?
No, it is an output interface module.
Where is it used?
Primarily in turbine control and industrial automation systems.
The GE IS200DRLYH1B Relay Output Terminal Block is a key output interface component in GE Mark VI systems. It provides safe, isolated, and reliable relay switching for field devices, making it essential for industrial control, turbine automation, and power generation applications.