Triconex DI3301S2 Digital Input Module – Precision Engineered for Critical Systems

In industrial environments where process reliability means the difference between smooth operations and costly downtime, the Triconex DI3301S2 Digital Input Module stands as a critical component for safety-critical applications. This triple-redundant digital input module ensures uninterrupted signal acquisition across demanding sectors like power generation, chemical processing, and oil & gas.

Specification	Details
Brand	Triconex
Model	DI3301S2
Module Type	Digital Input Module
Input Voltage	24V DC (15-30V operational range)
Certifications	CE, UL, CSA
Weight	1.42 kg

Designed for integration into Triconex’s triple modular redundant (TMR) systems, this module excels in environments requiring SIL 3 compliance and fault-tolerant operation. We’ve seen clients deploy it successfully in emergency shutdown systems (ESD), turbine protection applications, and critical process control loops where failure isn’t an option. Its wide voltage tolerance (15-30V DC) proves particularly valuable in aging infrastructure with fluctuating power supplies.

As a specialized distributor of Triconex components, we maintain DI3301S2 modules in stock alongside related models like 3008, 3009X, 3720, and 4355X. Our technical team has encountered these modules in diverse installations – from offshore platform safety systems to pharmaceutical cleanroom monitoring – where consistent signal integrity remains non-negotiable.