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IS230TNRLH2F - TMR Relay Output Module is available in stock which ships the same day.
IS230TNRLH2F - TMR Relay Output Module comes in UNUSED as well as REBUILT condition.
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SPECIFICATIONS:
Part Number: IS230TNRLH2F
Manufacturer: General Electric
Series: Mark VIe
Product Type: TMR Relay Output Module
Number of channels: 12
Maximum Lead Resistance: 15Ω
Analog output current: 0-20 mA
Operating temperature: -30 to 65 °C
Size: 8.26 cm high x 4.18 cm
Frequency: 50 or 60 Hz
Repair: 3-7 Day
Availability: In Stock
Weight: 2 lbs
Country of Origin: United States
FUNCTIONAL DESCRIPTION:
IS230TNRLH2F is a TMR Relay Output Module manufactured and designed by General Electric as part of the Mark VIe Series used in GE Distributed Control Systems. A TMR (Triple Modular Redundant) relay output module is a type of electronic device used in industrial control systems. It is designed to provide reliable and redundant output switching for controlling various external devices such as motors, valves, alarms, etc. The TMR relay output module typically consists of multiple sets of relay contacts, with each set being controlled by its independent circuitry. The triple modular redundancy aspect means that the module has three identical sets of circuits operating in parallel. This redundancy helps enhance reliability by ensuring that even if one of the circuits fails or produces incorrect output, the other two can still function properly and maintain system operation. TMR relay output modules are commonly used in safety-critical applications where high reliability and fault tolerance are paramount, such as in nuclear power plants, aerospace systems, and transportation infrastructure.
OPERATION:
Control Signal Distribution: The TMR relay output module receives control signals from the turbine control unit or supervisory control system. These signals typically dictate actions such as starting, stopping, adjusting speed, or controlling various functions of the turbine.
Redundant Relay Circuits: The TMR module contains three identical sets of relay circuits operating in parallel. Each relay circuit is responsible for switching electrical signals to activate or deactivate specific components or systems within the turbine, such as fuel valves, cooling systems, or safety mechanisms.
Triple Modular Redundancy: The redundancy provided by the TMR module ensures that even if one of the relay circuits fails or produces an incorrect output due to factors such as component malfunction or electrical interference, the other two redundant circuits can still maintain control over the turbine's operation. This redundancy enhances reliability and fault tolerance, critical factors in turbine control systems where safety and uninterrupted operation are paramount.
Monitoring and Diagnostics: The TMR module continuously monitors the health and status of each redundant relay circuit. Built-in diagnostic features allow the system to detect any abnormalities or faults in real time, enabling proactive maintenance and troubleshooting to address issues promptly and prevent potential failures.
Fail-Safe Operation: In the event of a detected fault or failure in one of the relay circuits, the TMR module ensures fail-safe operation by automatically isolating the faulty circuit and rerouting control signals through the remaining redundant circuits. This ensures that the turbine can continue to operate safely and reliably, minimizing the risk of downtime or accidents.
Compatibility and Integration: TMR relay output modules are designed to seamlessly integrate into turbine control systems, compatible with the communication protocols and input/output requirements of the existing control architecture. This allows for easy installation and integration without significant modifications to the overall control system.
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What is a TMR relay output module?
A TMR relay output module is an electronic device used in industrial control systems to provide reliable and redundant output-switching capabilities. It typically consists of three identical sets of relay circuits operating in parallel to enhance reliability and fault tolerance.
What are the benefits of using a TMR relay output module?
The main benefits include enhanced reliability, fault tolerance, and safety in critical control applications. The redundancy provided by TMR modules ensures continuous operation even in the event of circuit failures or errors, minimizing downtime and reducing the risk of accidents.
Where are TMR relay output modules commonly used?
TMR relay output modules are used in various industries and applications where reliability is crucial, such as power generation, aerospace, transportation, and manufacturing. They are often employed in safety-critical systems where uninterrupted operation is essential.
