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The GE IS230TRLSH1F is a triple-modular redundant (TMR), safety integrity level (SIL) rated, DIN rail-mounted module for the GE Mark VIe control system. This component is part of a complete assembly that provides a highly reliable and fault-tolerant interface for controlling output devices in safety-critical applications.
Key Features
- Triple-Modular Redundant (TMR): This is a key feature, indicating that the module is designed to work with three separate I/O packs. This TMR setup provides exceptional fault tolerance and is used in safety-critical applications where redundancy is essential for continuous operation. A voting algorithm compares the commands from all three packs, ensuring that the control system sends the correct signal even if one or two modules fail.
- Safety Integrity Level (SIL) Rated: The SIL rating indicates that this module has been designed and certified to meet stringent functional safety standards. This means it can be used in systems where a failure could lead to serious consequences, and the system is required to maintain its intended function or fail in a safe state.
- DIN Rail Mounting: The board is designed for standardized installation on a DIN rail, which is a common practice in industrial control cabinets. This simplifies wiring, saves space, and makes the system modular and easy to maintain.
- Mark VIe Integration: As part of the IS230 series, this assembly is a key component of the Mark VIe control platform, which is widely used for controlling turbines in power generation and other heavy industries.
Applications
The IS230TRLSH1F is used in mission-critical industrial settings where a loss of control could lead to a catastrophic event or significant downtime.
- Power Generation: It is a core component in power plants for connecting the wiring from critical relays and contactors to the control system, ensuring that a single-point failure does not compromise the control or safety system.
- Oil and Gas: In refineries and offshore platforms, it provides a stable and redundant connection for the wiring of emergency shutdown valves, fire and gas detectors, and other critical process equipment.
- Safety Instrumented Systems (SIS): The module’s TMR design and SIL rating make it suitable for use in safety-instrumented systems, where the goal is to bring a process to a safe state when dangerous conditions are met.
