Triconex 3625C1 Digital Output Modules
Product Overview
The Triconex 3625C1 Digital Output Module is a fault-tolerant I/O module designed to provide high-reliability digital signal output in safety-critical applications. As part of the Tricon™ Safety Instrumented System (SIS), the 3625C1 delivers robust digital output performance with built-in diagnostics, redundancy support, and SIL 3 certification per IEC 61508 standards.
This module is ideal for controlling actuators, relays, and other discrete devices in critical process applications. Its Triple Modular Redundant (TMR) architecture ensures continued operation even during component failures, making it an essential part of safety systems in oil & gas, chemical, and power industries.
Key Features
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Triple Modular Redundancy (TMR) architecture for fault-tolerant performance
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16 individually isolated digital output channels
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Supports standard and failsafe output modes
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Hot-replaceable without disturbing system operation
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Built-in diagnostics for real-time fault monitoring
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SIL 3 certified per IEC 61508 for use in safety instrumented functions
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Compatible with Tricon v10 and later systems
Technical Specifications
3.1 Dimensions and Weight
| Item | Specification |
|---|---|
| Dimensions | 150 x 120 x 50 mm |
| Weight | 2.06kg |
3.2 General Characteristics
| Item | Specification |
|---|---|
| Module Type | Digital Output (DO) |
| Channels | 16 Channels |
| Output Type | Voltage-based digital output |
| Isolation | Per-channel isolation |
| Safety Integrity Level | SIL 3 (IEC 61508) |
3.3 Electrical and Performance
| Item | Specification |
|---|---|
| Nominal Voltage | 24 VDC |
| Output Current | 2 A max/channel |
| Response Time | ≤ 5 ms |
| Protection | Short-circuit and overvoltage protected |
| Diagnostic Coverage | High (includes stuck-on/stuck-off) |
3.4 Environmental and Mechanical
| Item | Specification |
|---|---|
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Relative Humidity | 5% to 95% non-condensing |
| Mounting | Standard Tricon chassis backplane |
3.5 Compatibility and Integration
| Item | Specification |
|---|---|
| Hot-Swappable | Yes |
| System Integration | Tricon v10 and newer |
| I/O Termination | Removable terminal block |
Industry Applications
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Oil & Gas: Emergency shutdown systems, valve actuation, and pump control
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Petrochemical: Process interlocks, safety shutdowns, and automated sequences
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Power Generation: Relay control for turbine and auxiliary equipment
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Chemical Processing: Control of safety valves, alarms, and redundant systems
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Water Treatment: Output control for valves and pumps in treatment processes
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Manufacturing: Discrete control for production line safety systems
The Triconex 3625C1 Digital Output Module offers a highly reliable, fault-tolerant digital control solution for mission-critical safety systems. Its combination of high channel count, redundancy, diagnostic features, and SIL 3 compliance makes it a trusted component in demanding industrial automation and protection environments.
