ICS TRIPLEX T8480

Description

Product Description

Technical Parameters

1. Brand: ICS TRIPLEX
2. Model: T8480
3. Device Type: TMR Mixed I/O Module (Digital + Analog) for Safety-Critical PLC Systems
4. Operating Voltage: 24V DC (redundant stable power supply)
5. Operating Temperature Range: -40°C to +75°C
6. Maximum Current Consumption: 6.5A
7. Digital Input Channels: 16 isolated channels (configurable dry contact/NPN/PNP)
8. Digital Output Channels: 16 isolated channels (configurable dry contact/NPN/PNP), 2A per channel
9. Analog Input Channels: 8 isolated channels (4–20mA, 0–10V configurable)
10. Analog Output Channels: 8 isolated channels (4–20mA, 0–10V configurable)
11. Protection Class (IP Rating): IP24
12. Housing Material: High-strength aluminum alloy (conformal coated for corrosion resistance)
13. Dimensions (L×W×H): 142mm × 92mm × 54mm
14. Warranty Period: 3 years
15. Power Consumption: ≤4.2W
16. Signal Response Time: ≤0.8ms (digital), ≤1.2ms (analog)
17. Isolation Voltage: 2500V AC (channel-to-channel, channel-to-ground)
18. Safety Certification: IEC 61508 SIL 3, TÜV Rheinland, CE, UL
19. Analog Signal Accuracy: ±0.05% of full scale

Advantages and Features

1. Integrated Mixed I/O for Versatility: ICS TRIPLEX T8480 combines digital and analog I/O channels in a single module, eliminating the need to install separate digital and analog modules. This integrates signal collection and control output functions, optimizing control cabinet space and reducing equipment procurement and integration costs for complex industrial systems.
2. TMR Architecture for Fault-Tolerant Safety: Adopting a core triple modular redundancy design with a 2-out-of-3 voting mechanism, ICS TRIPLEX T8480 ensures uninterrupted operation even if one redundant path fails. This is critical for safety-critical applications where both digital and analog signals are involved, such as chemical reactor control and power plant turbine regulation.
3. High Precision & Fast Response: The analog channels of ICS TRIPLEX T8480 achieve a signal accuracy of ±0.05% of full scale, while the digital channels offer a response time of ≤0.8ms. This ensures precise capture of process parameters and rapid execution of control commands, meeting the requirements of high-precision industrial processes.
4. Extreme Environmental Resilience: The ruggedized design and conformal coated internal components allow ICS TRIPLEX T8480 to operate stably in a wide temperature range of -40°C to +75°C. It resists electromagnetic interference, humidity, and vibration, making it suitable for harsh scenarios like offshore oil platforms, chemical plants, and mining sites.
5. Comprehensive Protection & Easy Maintenance: The module integrates short-circuit, overcurrent, and reverse polarity protection for all channels, extending the lifespan of connected devices. Built-in LED status indicators for each I/O channel and a dedicated diagnostic port enable technicians to quickly locate faults, and support for hot-swapping allows on-site maintenance without system shutdown.

Application Cases in Various Industries

1. Oil and Gas Industry: In offshore drilling platforms, ICS TRIPLEX T8480 collects digital signals from emergency shutdown switches and analog signals from pipeline pressure/flow sensors, while outputting control signals to valve actuators and pump regulators. Its mixed I/O capability simplifies the control system structure, and the TMR architecture ensures uninterrupted operation in corrosive marine environments.
2. Chemical Industry: In large chemical production lines, the module monitors digital safety interlocks and analog reactor temperature/pressure data, and controls analog reagent dosing pumps and digital isolation valves. ICS TRIPLEX T8480’s SIL 3 certification ensures compliance with chemical safety regulations, preventing accidents caused by signal errors or failures.
3. Nuclear Power Industry: In nuclear power plants, ICS TRIPLEX T8480 handles digital signals from containment safety switches and analog signals from coolant flow/temperature sensors, outputting control signals to emergency cooling system actuators. Its high reliability and fault-tolerant design comply with strict nuclear safety standards, safeguarding reactor operation.
4. Power Generation Industry: In thermal power plants, the module integrates digital signals from boiler safety interlocks and analog signals from steam pressure/turbine speed sensors, controlling analog feedwater valves and digital coal conveying system actuators. ICS TRIPLEX T8480’s fast response and high precision optimize power generation efficiency and maintain grid stability.
5. Aerospace Manufacturing: In aerospace component testing facilities, the module collects digital test bench safety signals and analog structural stress data, outputting control signals to precision test actuators. Its mixed I/O integration and high accuracy ensure the reliability of critical component performance tests.

Comparison with Competitors

Selection Suggestions and Precautions

Selection Suggestions

1. Prioritize Mixed I/O Safety-Critical Scenarios: With integrated digital/analog channels and SIL 3 certification, ICS TRIPLEX T8480 is ideal for industries such as nuclear power, chemical, and aerospace—where systems require both types of signals and cannot tolerate downtime or signal errors.
2. Check System Compatibility: If your existing control system uses ICS TRIPLEX Trusted series hardware (e.g., T8100 chassis, T8110B processor), ICS TRIPLEX T8480 will integrate seamlessly, reducing integration costs and ensuring consistent system performance.
3. Evaluate I/O Quantity Needs: For projects requiring 30+ total I/O channels with a mix of digital and analog signals, the module’s 48-channel design eliminates the need for multiple separate modules, optimizing control cabinet space and simplifying wiring.
4. Consider Harsh Environment Requirements: For equipment installed in extreme temperatures (below -30°C or above +60°C) or high-interference industrial sites, the module’s ruggedized design and anti-interference capability provide long-term reliability superior to competitors.

Precautions

1. Installation by Certified Technicians: Installation, wiring, and configuration of ICS TRIPLEX T8480 must be performed by certified technicians with experience in ICS TRIPLEX safety systems. This ensures compliance with SIL 3 requirements and avoids configuration errors that may compromise system safety, especially for mixed I/O signal matching.
2. Confirm Redundant Power Supply: The module relies on 24V DC redundant power. Ensure the power supply system is properly configured with backup units to prevent signal loss due to single power source failure and avoid voiding the warranty.
3. Avoid Exposure to Corrosive Substances: Do not expose ICS TRIPLEX T8480 to direct water, corrosive gases, or abrasive materials, even though it has an IP24 protection rating and conformal coating. This preserves the integrity of the isolation circuits and internal components.
4. Regular Calibration and Diagnostics: Conduct regular maintenance (at least once every six months) in accordance with the manufacturer’s guidelines. Calibrate analog channels, check digital channel responsiveness, and update firmware to maintain SIL 3 compliance and stable performance.
5. Use Genuine Spare Parts: For repairs or replacements, use only genuine ICS TRIPLEX spare parts. Non-genuine components may violate safety certifications and lead to system malfunctions in critical mixed I/O scenarios.

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