The 2351 digital output module delivers robust switching capabilities for Triconex safety instrumented systems. Triconex engineered this module for demanding applications requiring high availability and fault tolerance. It controls field actuators with precise timing and consistent current delivery. You can deploy this unit in both safety-critical and standard industrial control architectures.
Technical Specifications
The 2351 combines high-output capacity with reliable performance across extreme conditions. The following parameters define its technical capabilities.
| Specification | Detail |
|---|---|
| Model | 2351 |
| Manufacturer | Triconex |
| Category | Digital Output Module |
| Number of Outputs | 8 |
| Output Type | Digital |
| Voltage Range | 24 V DC |
| Current Rating | 2 A per output |
| Communication Interface | RS-485 |
| Power Supply Voltage | 24 V DC |
| Power Consumption | 10 W typical |
| Response Time | Less than 250 ms |
| Accuracy | ±0.25% typically |
| Operating Temperature | -40°C to 70°C |
| Storage Temperature | -40°C to 85°C |
| Humidity Range | 0% to 95% (non-condensing) |
Physical Design and Environmental Tolerance
The 2351 withstands extreme operating temperatures from -40°C to 70°C. It also survives storage conditions ranging from -40°C up to 85°C. This module tolerates humidity levels reaching 95% without condensation issues. Such environmental resilience makes it suitable for harsh industrial locations.
Output Architecture and Performance
This digital output module features eight independent channels with 2 A capacity each. Every channel delivers precise switching with typical accuracy of ±0.25%. The 2351 achieves response times under 250 milliseconds for time-critical applications. You can drive solenoids, contactors, and indicator loads directly from these outputs.
Communication and Integration
The module utilizes an RS-485 communication interface for reliable data exchange. It integrates seamlessly with Triconex main processors and expansion racks. The 2351 operates on a standard 24 V DC power supply with 10 W typical consumption. This low power draw reduces thermal load within the control cabinet.
Application Scenarios
Engineers select this module for safety instrumented systems in oil and gas facilities. It also performs reliably in chemical processing plants and power generation stations. The 2351 supports critical final element control in emergency shutdown applications. For similar high-quality automation components, you can explore options like the RMS TSG TZ C static trip unit from the broader industrial ecosystem.
Details
| Weight | 2.85 kg |
|---|---|
| Dimensions | 41.2 × 17.8 × 6.2 mm |
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