Description

GE IS200TRLYS1BGG Relay Output Terminal Board

The GE IS200TRLYS1BGG, also cataloged as the IS200TRLYS1B Relay Output Terminal Board, operates as a dedicated hardware component for relay signal switching and external device control within GE Mark VI and Mark VIe Speedtronic control systems. It provides isolated relay outputs for actuators, alarms, trip circuits, and auxiliary equipment interfaces.

Hardware Specifications

Parameter	Specification
Model	IS200TRLYS1BGG
Brand	GE
Origin	United States
Weight	0.8 kg
Dimensions	220 mm x 160 mm x 50 mm
Operating Temp	-40 deg C to +70 deg C
Power Consumption	Not specified in available data
Product Type	Relay Output Terminal Board
System Compatibility	GE Mark VI / Mark VIe Speedtronic Control Systems
Relay Channels	12-16 independent Form C (SPDT) relay outputs depending on revision
Relay Type	Magnetic plug-in relays with transparent protective covers
Contact Rating	Up to 5 A at 250 VAC resistive load; 2 A at 30 VDC
Switching Voltage	125 VDC nominal; 250 VAC maximum
Coil Voltage	24 VDC with coil diagnostics enabled
Response Time	<=10 ms activation; <=5 ms release
Isolation	Optical and physical relay isolation; channel-to-channel withstand >=500 V RMS
Circuit Protection	MOV surge suppression per channel
Hardware Filtering	Approx. 2 ms switching filter
Certifications	UL/cUL Class I Div 2, IEC 61010, ATEX Zone 2

GE Mark VIe Relay Output Isolation and Control Interface

The IS200TRLYS1BGG provides relay-based output execution within GE turbine control architectures by converting controller commands into isolated electrical switching signals. The terminal board supports relay outputs for trip circuits, solenoids, alarms, and auxiliary equipment control.

The relay output architecture supports simplex, dual, and TMR system configurations. The board incorporates channel-level diagnostics for coil condition monitoring, contact status evaluation, and voltage verification. Communication of diagnostic information is performed through GE ToolboxST configuration and maintenance software.

The board uses firmware flash compatibility and Mark VIe hardware identification procedures to maintain correct configuration matching between terminal boards and controller assemblies. MOV-based surge suppression and relay isolation structures provide switching protection against transient electrical disturbances.

The relay interface supports deterministic output execution within GE Speedtronic systems, while the isolated relay channels provide separation between controller logic circuits and external field devices.

Frequently Asked Questions

Q: What type of relay outputs are provided by the IS200TRLYS1BGG?
A: The terminal board provides independent Form C (SPDT) magnetic relay outputs for switching external field devices.

Q: Does the terminal board support redundant control configurations?
A: Yes. The IS200TRLYS1BGG supports simplex, dual, and TMR configurations within compatible Mark VI and Mark VIe architectures.

Q: How are relay output circuits protected from electrical transients?
A: Each relay channel includes MOV surge suppression components to reduce transient voltage effects during switching operations.

Field Installation Guidelines

Install the IS200TRLYS1BGG according to GE Mark VI or Mark VIe cabinet installation procedures. Verify terminal board connector placement, relay module seating, and field wiring termination before applying power.

Use appropriate field wiring separation between relay output circuits and low-level signal cables. Maintain shield grounding practices according to the cabinet grounding design and avoid routing relay conductors adjacent to sensitive analog communication wiring.

Confirm relay contact ratings match the connected external load characteristics before commissioning. Verify coil voltage configuration, diagnostic settings, and ToolboxST hardware identification data before placing the control system into operation.

Specifications

• Brand: General Electric

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems