
Product Description
Triconex 3625 Digital Output Module - 32-Channel TMR Safety I/O
The Triconex 3625 Digital Output Module delivers fault-tolerant control for critical safety applications requiring supervised 24VDC digital outputs. Engineered with Triple Modular Redundancy (TMR) architecture, this module provides 32 independently supervised output channels designed for Tricon safety instrumented systems in oil & gas, petrochemical, power generation, and process industries.
Technical Specifications
- Output Channels: 32 supervised digital outputs
- Output Voltage: 24VDC nominal
- Architecture: Triple Modular Redundancy (TMR)
- Safety Rating: SIL 3 certified per IEC 61508
- Output Current: 0.5A per channel (continuous)
- Supervision: Line fault detection and diagnostics
- Operating Temperature: 0°C to 60°C (32°F to 140°F)
- Power Consumption: 8W typical from backplane
- Isolation: 1500V channel-to-backplane
Industrial Applications
Deploy the 3625 module across demanding safety scenarios: emergency shutdown systems (ESD), fire & gas detection networks, burner management systems (BMS), turbomachinery protection, and critical process interlocks. Its supervised outputs ensure immediate fault detection, preventing dangerous failures in safety-critical loops.
System Integration
Seamlessly integrates with Triconex Tricon controllers and chassis systems. Compatible with standard termination panels including the Triconex 8984 Termination Panel for simplified field wiring. Pair with Triconex 3625A or Triconex 3625C variants for expanded I/O capacity.
Frequently Asked Questions
Q: What distinguishes the 3625 from other Triconex output modules?
A: The 3625 provides 32 supervised 24VDC outputs with TMR voting, offering higher channel density than the 3603T while maintaining full fault tolerance and diagnostic capabilities.
Q: Can this module operate in hazardous area classifications?
A: Yes, when installed in approved Triconex chassis with proper barriers and certified for Zone 2/Division 2 environments. Consult installation guidelines for specific certifications.
Q: How does output supervision enhance safety integrity?
A: Each output channel continuously monitors for open circuits, short circuits, and load faults. Detected anomalies trigger immediate alarms and safe-state transitions, maintaining SIL 3 compliance.
Q: What maintenance intervals are recommended?
A: Perform functional testing annually per safety lifecycle requirements. The module supports online diagnostics, reducing unplanned downtime while ensuring continuous safety validation.
Warranty & Support
Backed by a comprehensive 12-month warranty covering manufacturing defects and material failures. Technical support includes configuration assistance, troubleshooting guidance, and replacement coordination to minimize operational disruptions.
Related Products
| Product | Description | Link |
|---|---|---|
| Triconex 3625A | Enhanced 24VDC output module with advanced diagnostics | View Product |
| Triconex 3625C | 32-point TMR digital output with conformal coating | View Product |
| Triconex 8984 | Termination panel for field wiring interface | View Product |
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