Configured for providing fault-tolerant relay outputs to drive actuators such as valves, pumps, alarms, and trip relays in Tricon 3000 Series SIS racks, the TRICONEX 3636R (TRICONEX 3636R Relay Output Module) provides direct physical/electrical execution. This hardware subassembly transforms system command logic into binary contact states across isolated electrical paths. The module manages electrical power switching to field components via integrated mechanical relay matrices.
| Parameter | Specification |
|---|---|
| Model | 3636R |
| Brand | TRICONEX (Schneider Electric) |
| Origin | USA |
| Weight | 1.5 kg (Shipping weight 2.0 kg to 4.0 kg) |
| Dimensions | 177.8 mm x 101.6 mm x 228.6 mm |
| Operating Temp | -20 deg C to +60 deg C |
| Power Consumption | ~6 W typical @ 5 VDC, 24 VDC backplane powered |
| Output Channels | 32 isolated relay outputs (Non-commoned) |
| Voltage Range | 125 VAC/VDC maximum (Data variation: up to 250 VAC / 30 VDC) |
| Current Load | 2 A maximum resistive per channel |
| Minimum Permissible Load | 10 mA @ 5 VDC |
| Response Time | Less than or equal to 10 ms |
| Isolation Rating | 1500 VDC channel-to-backplane, 2.5 kV RMS channel-to-channel |
| Safety Certification | IEC 61508 SIL3, IEC 61511, UL Class I Div 2, ATEX Zone 2 |
The hardware uses a Triple Modular Redundancy (TMR) architecture with integrated voting logic to enforce systematic fail-safe state execution. Three fully distinct internal execution branches receive parallel digital output data across the TriBus backplane. The module translates this data through independent coils to drive a series of internal relay contacts configured in a hardware-based voting matrix. If a fault causes one execution branch to drift from the parallel status, the redundant paths ensure correct state continuity at the terminal block. Galvanic isolation up to 2.5 kV RMS between distinct channels prevents electrical anomalies from propagating across the module circuitry, forcing a predictable de-energized or safe position if internal diagnostic thresholds drop below minimum criteria.
Q: How do the built-in diagnostics evaluate individual channel health during active field operations?
A: The module runs continuous, non-disruptive per-channel monitoring circuits that check coil continuity and contact position health. If a discrepancy occurs between the intended TMR state and the physical relay feedback, the module lights the local FAULT LED indicator and reports the channel variance to the system controller logs.
Q: What are the parameters for executing an online hot-swap without causing accidental contact actuation?
A: Online hot-swap is supported directly within the chassis rack. Before extraction, verify that the adjacent or redundant module slot has taken over control. The physical backplane connectors allow live module removal and insertion without disrupting active field loop power or inducing spurious contact trips.
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