ICS Rockwell T8451 Trusted TMR 24Vdc Digital Output Module - 40 Channels with 1ms SOE Resolution and SIL 3 Certification
The ICS Rockwell T8451 Trusted TMR 24Vdc Digital Output Module provides reliable interface connectivity for 40 field devices with advanced triple modular redundant architecture. This industrial automation module performs comprehensive diagnostic testing including current and voltage measurements across each output channel, with automatic detection of stuck-on and stuck-off failures. The module features automatic line monitoring to identify open and short circuit faults in field wiring and load devices, and includes on-board Sequence of Events reporting with 1ms resolution. For hazardous area applications, this module requires use with Intrinsic Safety Barrier devices.
| Parameter | Specification |
|---|---|
| Output Channels | 40 TMR digital outputs |
| Operating Voltage | 24V DC |
| Isolation Rating | 2500V impulse withstand |
| SOE Resolution | 1ms |
| Safety Certification | TÜV Certified IEC 61508 SIL 3 |
- Triple Modular Redundant (TMR) architecture for maximum reliability
- Comprehensive automatic diagnostics and self-test capabilities
- Automatic line monitoring detects open circuit and short circuit faults
- Automatic over-current protection per channel (no external fuses required)
- Hot-replace capability using Companion Slot or SmartSlot configurations
- Front panel status LEDs for each output point and module health
- Outputs powered in isolated groups of eight (Power Groups)
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