Product Snapshot
The GE IS200TRLYH1B Mark VIe Relay Output Terminal Board is a robust and field-proven interface module designed to convert digital control signals into reliable relay-based outputs. As part of the Mark VI/Mark VIe turbine control platform, it plays a vital role in actuating external devices such as solenoids, breakers, and alarms.
Engineered for high-availability systems, this board supports both simplex and Triple Modular Redundancy (TMR) architectures, ensuring continuous operation even in mission-critical environments. Its flexible relay configuration and industrial-grade protection make it a trusted solution for turbine automation and process control.
Technical Specifications
| Parameter | Details |
|---|
| Model | IS200TRLYH1B |
| Module Type | Relay Output Terminal Board |
| Series | GE Mark VI / Mark VIe |
| Relay Type | 12 Form-C (SPDT) relays |
| Relay Channels | 16 logical channels |
| Contact Ratings | 24 VDC @ 3A; 125 VDC @ 0.6A; 120/240 VAC @ 3A |
| Max Switching Current | Up to 10A |
| Input Voltage | 12V / 24V DC |
| Response Time | ≤25 ms |
| Terminals | 48 barrier terminals (2 × 24 blocks) |
| Protection | MOV surge suppression, fuse protection |
| Redundancy | Supports TMR systems |
| Operating Temperature | -30°C to +65°C |
| Mounting | DIN rail / panel mounting |
| Dimensions (HxWxD) | Approx. 160 × 160 × 120 mm |
| Weight | Approx. 1.0 kg |
Application Scenarios
The IS200TRLYH1B is widely applied in industrial environments where dependable relay output control is essential:
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Gas and steam turbine control systems
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Power generation and distribution plants
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Oil & gas processing facilities
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Industrial automation and machinery control
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Emergency shutdown (ESD) and alarm systems
It acts as a critical bridge between control logic and field equipment, ensuring commands are executed safely and accurately.
Technical FAQs
1. How many relays are integrated on this board?
It includes 12 Form-C relays with 16 logical output channels.
2. What types of loads can it control?
Both AC and DC loads, including solenoids, valves, and alarm circuits.
3. Does it support redundancy configurations?
Yes, it supports Triple Modular Redundancy (TMR) for critical applications.
4. What is the maximum switching current?
Up to 10A depending on load conditions.
5. Can the relays drive solenoids directly?
Yes, selected relays can be configured for solenoid driving.
6. What is the response time of the relays?
Approximately 25 milliseconds for switching operations.
7. How many terminals are available for wiring?
48 barrier terminals for secure field connections.
8. Is surge protection included?
Yes, integrated suppression protects against voltage spikes.
9. What environments is it suitable for?
Industrial turbine and automation environments with high reliability requirements.
10. Is it compatible with Mark VIe systems?
Yes, it is fully designed for both Mark VI and Mark VIe platforms.
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