Product Details:

TRICONEX 3504E is a 64-channel high density DC coupled digital input module built with triple modular redundancy (TMR) architecture for Triconex Tricon safety instrumented systems (SIS). This TMR safety I/O module collects 24VDC or 48VDC discrete field safety signals from emergency stop buttons, pressure switches, limit switches and other field safety sensors, converting field status signals into digital data for the Tricon main controller. The Tricon 64-channel high density digital input module supports 20–72V DC wide input range with commoned channel design, realizing high-density signal acquisition in a single module slot to save cabinet space. It adopts DC coupled signal circuit and robust anti-interference design to suppress ground loop noise and electromagnetic interference from industrial field wiring. The module uses 2-out-of-3 voting logic for all input signals to eliminate single point of failure and guarantee reliable signal acquisition. Built-in stuck channel self-test function can detect open circuit, short circuit and channel hardware faults, and upload fault alarm messages to the Tricon engineering workstation in real time. The module supports hot swap operation, maintenance personnel can replace the faulty module online without shutting down the whole safety system. Front panel LED indicators display module PASS, FAULT, ACTIVE and each channel input status for fast on-site inspection and troubleshooting. It can be installed in standard Tricon rack and cooperates with Tricon processor and matching termination panels. Widely applied in oil & gas, petrochemical, chemical and power industries, this TRICONEX 3504E digital input module undertakes mass discrete signal collection tasks for ESD emergency shutdown, fire and gas detection and burner management safety interlock systems.

Specifications:

Manufacturer: TRICONEX (Schneider Electric)

Model: 3504E

Product Type: Tricon 64-Channel High Density Digital Input Module

System Compatibility: Tricon TMR Safety Instrumented System

Input: 24/48VDC, 20–72V DC wide range

Input Channels: 64 DC coupled digital input channels, commoned design

Architecture: Triple Modular Redundancy(TMR), 2-out-of-3 voting

Safety Level: SIL3 certified

Diagnostics: Stuck channel self-test, open circuit, short circuit and hardware fault real-time detection

Feature: Hot swappable, high density 64 points per single slot, cabinet space saving

Status Indicator: PASS, FAULT, ACTIVE, channel status LED indicators

Mounting: Tricon rack plug-in

Operating Temperature: 0℃ ~ +60℃

Humidity: 5% to 95% non-condensing

Certifications: IEC61508, SIL3, CE