ICS Triplex |T8451C|Trusted TMR Digital Output Module

ICS Triplex T8451C Trusted TMR Digital Output Module

The ICS Triplex T8451C is a triple modular redundant digital output module designed for safety-critical systems up to SIL 3.

Description

• Manufactured by Rockwell Automation
• Designed for high-integrity safety instrumented systems
• Complies with IEC 61508 standards
• Rated for use in applications up to Safety Integrity Level (SIL) 3

Features

• Triplicated architecture ensures fault tolerance
• Supports de-energize to trip operation
• Can be configured for energize to trip under defined conditions
• Built-in diagnostics enable rapid fault detection
• Hot-swappable design allows maintenance without system downtime

Technical Specifications

• Type

  • Triplicated 24V DC digital output module

• Architecture

  • Internal 2oo3 voting logic

• Safety Certification

  • IEC 61508 certified up to SIL 3
  • De-energize to trip: fully certified
  • Energize to trip: certified under specified conditions (refer to ICSTT-RM459K-EN-P, page 42)

• Voltage

  • 24V DC nominal

• Fault Detection Time

  • Worst case: 1.0 hour
  • Average: 0.5 hour

• Line Monitoring

  • Enabled for safety-related I/O
  • Required for energize to trip configurations

• Configuration Options

  • Single module
  • Active/standby setups

• Physical Characteristics

  • Dimensions: 130 x 70 x 25 mm
  • Weight: 200 g