Name: ICS Triplex T8448 | Trusted TMR Area Interface Unit - XINYEDA
Brand: ICS Triplex
SKU: ICS Triplex T8448

Description

T8448: Technical Specifications

Model Number: T8448

Manufacturer: ICS Triplex

Product Type: TMR Area Interface Unit

Input Voltage: 24V DC (18-30V range)

Safety Integrity Level: SIL 3 per IEC 61508

Channel Isolation: 1500V AC (channel-to-channel)

Operating Temperature: -40°C to +70°C

Humidity Range: 0-95% non-condensing

MTBF: 75 years (calculated)

Vibration Resistance: 5g @ 10-500Hz

Shock Resistance: 30g for 11ms

Certifications: ATEX, IECEx, FM, CSA

Dimensions: 120mm × 80mm × 40mm (W×H×D)

Weight: 450g

ICS Triplex T8448

Core Features & Customer Value

Triple Modular Redundancy Architecture: The T8448’s TMR design incorporates three separate processing channels that execute identical operations and vote on inputs. For engineering teams responsible for safety system design, this architecture provides fault tolerance that prevents single component failures from causing dangerous system states. The voting logic automatically masks faulty signals from the remaining healthy channels, maintaining control system integrity while alerting operators to the need for maintenance. This capability ensures that the system can continue operating safely even with a failed component, allowing maintenance to be scheduled during planned shutdowns rather than causing unplanned production interruptions.

Comprehensive Diagnostic Coverage: The module performs continuous self-monitoring of all critical components, including input conditioning circuits, power supplies, and communication interfaces. This diagnostic capability provides early detection of potential failures before they affect system operation. For maintenance personnel, the detailed fault reporting through front-panel indicators and system software reduces troubleshooting time and enables targeted component replacement. The module can detect open circuit conditions, short circuits, and out-of-range signals, providing specific fault information that helps technicians quickly identify and resolve issues.

Robust Signal Conditioning: The T8448 features galvanic isolation barriers that withstand 2.5kV surges while maintaining less than 0.1% signal distortion across all channels. For process engineers, this level of signal integrity ensures accurate measurement and control of critical process variables throughout the entire input range. The high immunity to electrical noise and channel-to-channel isolation prevent signal degradation and cross-talk between inputs, ensuring that each measurement channel operates independently without interference from adjacent channels.

Hot-Swap Capability: The module supports hot-swap replacement during operation, with automatic channel synchronization that eliminates manual recalibration. This feature minimizes production impact during maintenance activities, as technicians can replace modules without taking the system offline. The automatic synchronization ensures that the replacement module quickly aligns with the existing system configuration, reducing commissioning time and potential for human error during maintenance procedures.

ICS Triplex T8448

Typical Applications

The ICS Triplex T8448 is extensively deployed in safety-critical process control applications within hydrocarbon processing facilities. In oil and gas refineries, the module provides failsafe interfacing for emergency shutdown (ESD) systems, processing 500+ I/O points per cabinet with less than 1ms response time during critical events. The module’s high reliability and fast response ensure that safety functions activate promptly when process conditions exceed safe operating limits.

In nuclear power plants, the T8448’s radiation-hardened design (100kRad tolerance) makes it suitable for reactor protection systems where radiation exposure can degrade electronic components over time. The module’s triple modular redundancy ensures that safety functions remain operational even in the event of component degradation due to radiation exposure, providing an additional layer of protection for critical nuclear safety systems.

For pharmaceutical manufacturing applications, the T8448 benefits from USP Class VI certified materials that meet the stringent requirements for cleanroom environments. The module’s robust construction and comprehensive diagnostics ensure reliable operation in pharmaceutical processes where product quality and batch consistency depend on precise process control and equipment reliability.

The T8448 proves particularly valuable in offshore platforms where its corrosion-resistant aluminum housing (MIL-STD-810G) withstands salt spray exposure and harsh marine environments. Mining operations leverage its -40°C cold-start capability for conveyor safety systems, while the module’s vibration damping ensures reliable operation in compressor stations experiencing 15g transient shocks. In these applications, the module’s ability to maintain accurate measurement during component failure ensures continuous operation while allowing for planned maintenance during scheduled shutdowns.