24V TMR Output Module | Triconex 2554 for Safety Systems

Triconex 2554 Digital Output Module Product Description

Product Overview

The Triconex 2554 Digital Output Module provides dependable 24 VDC output control for safety-critical industrial systems. It integrates seamlessly with Triconex TMR architectures, allowing engineers to deploy deterministic output signaling in demanding automation environments. Moreover, the module maintains stable performance during electrical disturbances, so plants can operate safely under shifting load conditions. Many operators choose this model because it balances long-term reliability with straightforward field wiring. Therefore, it remains a preferred choice for facilities seeking certified SIL3 output capability within a proven safety platform.

Technical Specifications

Electrical & Output Performance

• Output type: 32-channel isolated digital output

• Nominal output voltage: 24 VDC

• Output current capacity: up to 2 A per channel

• Response time: <1 ms

• Diagnostics: SOE reporting, self-diagnostics, loop monitoring

Isolation & Safety

• Channel-to-channel isolation

• Field-to-logic isolation

• Certified IEC 61508 SIL3

• TÜV-approved for SIS applications

Physical

• Dimensions: 177 × 100 × 30 mm

• Weight: 1.1 kg (2.5 lbs)

• Form factor: plug-in Tricon chassis module

Environmental

• Operating temperature: –40 °C to +70 °C

• Storage temperature: –40 °C to +85 °C

• Humidity: 5–95% non-condensing

Ordering Information

• Model number: 2554

• Voltage category: 24 VDC

FAQ

Q1: Does the Triconex 2554 support redundant operation?
Yes. It functions within the Triconex Triple Modular Redundancy system to maintain fault-tolerant outputs.

Q2: Is the module compatible with older Tricon frames?
Most existing Tricon chassis support the 2554, although integrators should confirm slot compatibility for specific systems.

Q3: Can the outputs drive inductive loads?
Yes, but proper suppression devices should be installed to protect wiring and maintain output performance.

Q4: Does the module provide channel diagnostics?
Yes. It includes loop monitoring, open-circuit detection, and detailed status reporting.

Q5: What industries typically use this module?
It is common in oil and gas, refining, petrochemical, power generation, and high-reliability process automation.