Triconex DO3401 Digital Output Module

Product Description

The DO3401 Digital Output Module from Triconex is a high‑integrity discrete output module designed for use in Triple Modular Redundant (TMR) safety systems. It provides reliable digital output control for critical applications where deterministic behavior, fault tolerance, and continuous system availability are essential.

Technical Specifications

Application Scenarios

The DO3401 is suitable for:

• Emergency shutdown (ESD) systems

• Burner management and turbine protection

• High‑integrity relay and solenoid control

• SIL3‑certified TMR safety architectures

• Critical discrete output loops requiring redundancy

FAQ

Q: Is the DO3401 a TMR module Yes. It is designed for full Triple Modular Redundant operation.

Q: What types of loads can it drive Standard discrete loads such as relays, solenoids, alarms, and indicators within rated voltage/current limits.

Q: Does it support online replacement Yes. Triconex modules typically support hot‑swapping without shutting down the system.