TRICON 3503E

Product Name: TRICONEX 3503E Digital Input Module (TRICONEX 3503E)
Manufacturer: Triconex (now part of Schneider Electric)
Function: This is a digital input module for the Triconex Triple Module Redundancy (TMR) safety system.
Product Description:

The TRICONEX 3503E is a Triple Module redundant (TMR) digital input module.
It is designed for safety-critical applications such as emergency shutdown systems (ESD), fire and gas detection systems (F&G), and High Integrity Pressure protection systems (HIPPS).
It is used to input digital signals from field devices, such as sensors and switches, into the Triconex safety system.
The main function is digital input module.
The main application is safety critical control system.
Main features and specifications:

Based on search results, here are some key aspects:

Type: Digital Input Module
Manufacturer: Triconex (Schneider Electric)

Application: Safety Critical Control Systems
Features:
TMR (Triple Module Redundancy)
24V AC/DC digital input
High reliability and availability
Suitable for safety-critical applications
Through search results and supplier information, we know:
The module is used in Triconex’s TMR safety system.
This module is a digital input module.
The module is suitable for 24V AC/DC digital signals.