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The 3008 Main Processor Module from Triconex is the central processing unit used in the Tricon TMR (Triple Modular Redundant) safety system architecture. Built around a Motorola MPC860 32‑bit, 50 MHz processor, it delivers deterministic, fault‑tolerant execution for high‑integrity industrial safety applications.
| Parameter | Description |
|---|---|
| Model Number | 3008 |
| Product Type | Main Processor Module |
| CPU | Motorola MPC860, 32‑bit, 50 MHz |
| Communication Processor | Motorola MPC860, 32‑bit, 50 MHz |
| DRAM | 16 MB (non‑battery‑backed) |
| SRAM | 32 KB (battery‑backed) |
| Flash PROM | 6 MB |
| TriClock | Battery‑backed time/date; drift ±2 s/day typical, ±2.16 s/day max |
| TriBus | 25 Mb/s, 32‑bit CRC, 32‑bit DMA, fully isolated |
| Serial Port | Optically isolated RS‑232, 25‑pin, 500 VDC isolation |
| Diagnostics | Supports diagread analysis |
| Architecture | Triple Modular Redundant (TMR) |
| Shipping Weight | 3 kg |
The 3008 processor is used in:
Emergency shutdown (ESD) systems
Burner management and turbine protection
Refinery, petrochemical, and offshore safety systems
Nuclear and high‑risk industrial process control
SIL3‑certified TMR architectures requiring continuous uptime
Q: Does the 3008 support hot‑swapping Yes. Triconex processors can typically be replaced online within a TMR system.
Q: What is TriBus used for TriBus provides high‑speed, isolated communication between the three TMR legs for synchronized execution.
Q: What is the purpose of TriClock TriClock maintains accurate system time with battery backup and low drift for event logging and synchronization.
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