The TRICONEX 3006, also cataloged as the TRICONEX 3006 Main Processor Module, operates as a dedicated hardware component for executing safety logic within Tricon 3000 TMR Safety Instrumented System platforms. This hardware subassembly manages automated I/O scanning and driving tasks while maintaining strict deterministic bus control over backplane sub-networks. The device processes safety-critical logic programs and communicates peer-to-peer over dedicated fault-tolerant links.
| Parameter | Specification |
|---|---|
| Model | 3006 (Processor Module II Enhanced / EMPII) |
| Brand | TRICONEX (Schneider Electric) |
| Origin | USA |
| Weight | 2.9 kg (Shipping weight 4.0 kg) |
| Dimensions | 49.0 cm x 45.3 cm x 6.8 cm |
| Operating Temp | -20 deg C to +60 deg C |
| Power Consumption | Max 150 W draw, 24 VDC via backplane |
| Architecture | Triple Modular Redundancy (TMR) with 2oo3 voting |
| Processor Type | Three independent 32-bit RISC cores @ 25 MHz |
| Memory Capacity | 128 MB ECC RAM, 2 MB Flash, 2 MB SRAM |
| Logic Scan Time | 10-50 ms depending on program size |
| Internal Diagnostics | Greater than 99% coverage |
| Communication | TriBus high-speed backplane protocol |
| Enclosure Protection | IP20 |
The hardware utilizes a Triple Modular Redundancy (TMR) 2oo3 architecture consisting of three discrete 32-bit RISC processor channels operating in parallel. Each channel executes the safety logic independently and cross-checks data bits through high-speed TriBus synchronization. If one core encounters an internal fault, the hardware invokes built-in diagnostics to isolate the damaged processing path. The voting logic switches to a 2oo2 state to sustain continuous plant protection without interrupting I/O tracking. Complete galvanic isolation across communication paths prevents physical faults from crossing channels, forcing an orderly fail-safe state execution if redundant thresholds drop below minimum tolerances.
Q: What are the strict population constraints required to establish TMR voting on the chassis backplane?
A: The rack architecture requires exactly three 3006 modules populated concurrently within the main processor slot area. Running the system with fewer than three modules causes immediate system faults, halts the 2oo3 voting synchronization, and prevents the system from entering a normal execution mode.
Q: How does the module handle hot-swap replacement without interrupting the execution of the active safety logic?
A: The backplane design fully supports live online hot-swapping. You can extract a single faulted module while the remaining two processors maintain full 2oo2 logic execution. Inserting the replacement unit initiates automated firmware validation and memory synchronization across the TriBus link without dropping the process outputs.
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