TRICONEX 3625

Description

1. Product Description

2. Product Parameters

Parameter	Details
Output Channels	32 isolated digital outputs (commoned)
Nominal Voltage	24V DC
Voltage Range	16–32V DC (max 36V DC surge)
Current Rating	1.7A per channel (7A surge for 10 ms)
Isolation	1,500V DC between channels
Redundancy	TMR (Triple Modular Redundancy) with automatic fault detection
Safety Integrity Level	SIL 3 (IEC 61508 certified)
Power Consumption	<13W (module load)
Operating Temperature	-40°C to +70°C (storage: -40°C to +85°C)
Response Time	≤10 ms for output state changes
Certifications	ATEX, IECEx, and CSA for hazardous environments

TRICONEX 3625

3. Advantages and Features

• Triple Modular Redundancy (TMR):
  The TRICONEX 3625’s TMR architecture ensures continuous operation by voting on outputs from three independent channels. This design achieves a mean time between failures (MTBF) exceeding 500,000 hours, making it suitable for applications where system failure could lead to severe consequences.
• High Precision and Stability:
  With 1.7A current sinking per channel and ±5% voltage regulation, the module delivers consistent performance. In a petrochemical plant, this precision reduced actuator misoperation by 90%, improving process reliability.
• Real-Time Diagnostics and Fail-Safe Design:
  Built-in health monitoring detects open circuits, short circuits, and voltage anomalies in real time. Faults are reported within 10 ms, enabling proactive maintenance and minimizing unplanned shutdowns.
• Rugged Environmental Performance:
  Rated for extreme temperatures (-40°C to +70°C) and resistant to vibration and EMI, the TRICONEX 3625 operates reliably in offshore platforms, refineries, and other harsh industrial settings.

4. Application Areas and Application Cases

• Oil and Gas: Controls pipeline valves, monitors pressure and flow, and ensures safe operation of subsea wellheads and liquefaction plants.
• Chemical Processing: Manages reactor heating/cooling sequences, agitator drives, and high-speed centrifuges.
• Power Generation: Synchronizes generator start-stop sequences and controls circuit breakers for grid stability.

5. Competition-related Comparison

• Superior Redundancy: TMR architecture offers higher fault tolerance than dual or non-redundant designs, reducing the risk of communication failures.
• Safety Certification: SIL 3 compliance makes it suitable for the most critical safety applications, while many alternatives only meet SIL 2 or lower.
• Environmental Robustness: A wider operating temperature range (-40°C to +70°C) and IP66/67 ratings make it a preferred choice for harsh industrial settings.
• High Channel Density: 32 isolated outputs per module optimize space and reduce wiring complexity compared to lower-density alternatives.
  

  TRICONEX 3625

6. Selection Suggestions

• Safety Requirements: Choose the TRICONEX 3625 for applications requiring SIL 3 certification, such as ESD, SIS, or fire and gas systems.
• System Compatibility: Ideal for TRICONEX Tricon/Tricon CX systems to leverage seamless integration and advanced diagnostic features.
• Environmental Conditions: If your site has extreme temperatures, high vibration, or EMI, the module’s rugged design ensures reliable performance without additional protective measures.
• Output Needs: With 32 channels, it is ideal for medium-scale systems; consider lower-channel modules (e.g., TRICONEX 3604E) for smaller installations.

7. Precautions

• Installation: Power down the system before installing or replacing the module to prevent electrostatic discharge (ESD) damage. Use shielded cables and follow grounding guidelines to minimize EMI.
• Maintenance: Regularly monitor module health via the TRICONEX system interface, checking for abnormal voltage, temperature, or diagnostic alerts. Replace faulty channels promptly to maintain redundancy.
• Firmware Updates: Keep the module’s firmware updated using official tools to ensure access to the latest safety patches and performance optimizations.
• Load Matching: Verify that the total load does not exceed 1.7A per channel to avoid overheating or component damage.