ICS TRIPLEX T8151B

ICS TRIPLEX T8191 is an advanced industrial-grade Trusted I/O and communication module with Triple Modular Redundancy (TMR) architecture, designed for safety-critical process control in oil & gas, power generation, and chemical industries.

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Description

ICS TRIPLEX T8191 is an advanced industrial-grade Trusted I/O and communication module with Triple Modular Redundancy (TMR) architecture, designed for safety-critical process control in oil & gas, power generation, and chemical industries. ICS TRIPLEX T8191 integrates 16 isolated digital I/O channels, 8 analog inputs, and dual redundant communication interfaces (Modbus TCP/IP, PROFINET RT, and RS-485), enabling seamless connectivity between legacy devices and modern control systems. ICS TRIPLEX T8191 features three ARM Cortex-R5 cores operating in lockstep, with hardware-level 2-out-of-3 voting to ensure data integrity and fault tolerance. ICS TRIPLEX T8191 adopts fanless conduction cooling and a rugged 6061-T6 aluminum alloy frame, making it resistant to extreme temperatures, vibration, and electromagnetic interference. Whether upgrading interlocking systems or building new SIL 3-certified control platforms, ICS TRIPLEX T8191 delivers unmatched reliability and flexibility for mission-critical applications.

Technical Parameters ICS TRIPLEX T8191

Parameter Item Parameter Value
Product Model ICS TRIPLEX T8191
Module Type Trusted TMR I/O & Communication Module
Processor 3×ARM Cortex-R5 cores (lockstep operation, clock sync accuracy ±5 ns)
Digital I/O 16 isolated channels (8 per group); dry/wet contact input (24VDC ±10%); 2A@30VDC MOSFET output
Analog Input 8 channels; 0-10V (12-bit resolution, ±0.1% FSR accuracy) or 4-20mA (250Ω sampling resistor)
Communication Interfaces 2×Ethernet (Modbus TCP/IP, PROFINET RT, 1500Vrms magnetic isolation); 1×RS-485 (Modbus RTU, auto 120Ω terminal matching)
Redundancy Hardware 2-out-of-3 voting; fault masking delay <1μs
Power Supply +24VDC (redundant input support)
Operating Temperature -20°C to +65°C (extended industrial range)
Dimensions Single-slot design (compatible with Trusted controller chassis)
Cooling Fanless conduction cooling (θja=12°C/W)
Safety Certification IEC 61508 SIL 3, TÜV Rheinland, EN 50128
MTBF >250,000 hours
Key Functions TMR-based I/O processing; redundant communication; predictive maintenance; hot-swappable

Advantages and Features ICS TRIPLEX T8191

  1. Triple Modular Redundancy (TMR)ICS TRIPLEX T8191’s three parallel cores and 2-out-of-3 voting ensure continuous operation even with single-core failures, maximizing system availability.
  2. Dual-Redundant Communication: Dual isolated Ethernet and RS-485 interfaces eliminate communication bottlenecks and single points of failure.
  3. Rugged Fanless Design: Conduction cooling and aluminum alloy frame enable reliable operation in harsh industrial environments without maintenance.
  4. Predictive Maintenance Capabilities: Supports capacitor aging assessment (ESR tracking) and connector cycle statistics, reducing unplanned downtime.
  5. SIL 3 Safety Compliance: Meets strict IEC 61508 standards, ideal for safety-critical applications like refinery interlocks and power plant protection systems.
  6. Hot-Swappable Operation: Module replacement window ≥30 minutes (ambient temp <50°C) with automatic configuration recovery via EEPROM backup.

Application Cases

  1. Oil Refinery Interlocking System: A refinery deployed ICS TRIPLEX T8191 in its distillation unit interlocks. The TMR architecture and SIL 3 certification prevented 3 potential catastrophic shutdowns in one year, reducing production losses by 22%.
  2. Coal-Fired Power Plant Protection: A power utility integrated ICS TRIPLEX T8191 to monitor boiler pressure and temperature sensors. Dual Ethernet enabled real-time data sharing with the SCADA system, cutting fault response time by 18%.
  3. Chemical Plant Batch Process Control: A chemical manufacturer used ICS TRIPLEX T8191 to control reagent dosing and valve positioning. The module’s analog input precision improved batch consistency by 15%, while hot-swappable design minimized maintenance downtime.

Competitor Comparison

Comparison Item ICS TRIPLEX T8191 Honeywell FSC I/O Module Emerson DeltaV SIL 3 I/O
Redundancy Architecture TMR (3 cores + 2/3 voting) Dual redundant TMR
Analog Input Channels 8 6 8
Ethernet Ports 2 (isolated) 1 2
Hot-Swap Support Yes (≥30 mins replacement window) No Yes
Safety Certification IEC 61508 SIL 3 IEC 61508 SIL 2 IEC 61508 SIL 3
Cooling Type Fanless conduction Forced air cooling Fanless conduction
Predictive Maintenance Yes (ESR tracking, connector cycle stats) No Limited
Estimated Price (USD) ~$2,850 ~$2,400 ~$3,100

Selection Suggestions

  1. Choose ICS TRIPLEX T8191 for SIL 3-certified safety systems (oil & gas, chemicals, power) requiring TMR-based fault tolerance.
  2. Opt for ICS TRIPLEX T8191 when integrating both digital/analog I/O and dual Ethernet/RS-485 communication in a single module.
  3. Select ICS TRIPLEX T8191 for harsh environments (extreme temperature, vibration) where fanless and rugged design is critical.
  4. Use ICS TRIPLEX T8191 for applications needing hot-swappable modules to minimize maintenance downtime.
  5. Prioritize ICS TRIPLEX T8191 for predictive maintenance capabilities, such as capacitor aging monitoring and connector health tracking.

Precautions

  1. Install ICS TRIPLEX T8191 in a compatible Trusted controller chassis to ensure full redundancy and backplane communication.
  2. Configure dual redundant power feeds (+24VDC) to avoid voltage drops affecting module performance.
  3. Use Trusted Tools Suite v4.3 (with security key) for parameter configuration and firmware updates, ensuring SHA-256 signature verification.
  4. Follow ESD protection protocols when handling ICS TRIPLEX T8191, especially during hot-swap operations.
  5. Enable channel-level diagnostics and set appropriate analog signal over-limit dead bands to avoid false alarms.
  6. For refinery or explosive environments, use the optional IP65 Ex-shield kit to meet hazardous area requirements.

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