Product Details:

TRICONEX 4508 is an 8-channel TMR analog output module built with triple modular redundancy (TMR) architecture for Triconex Tricon safety instrumented systems (SIS). This TMR safety I/O module receives digital control commands from the Tricon main controller and converts signals into standard 4-20mA analog current signals to control field control valves, actuators and valve positioners. The Tricon analog output module supports 2~22mA extended signal range for transmitter and circuit fault detection. Each channel adopts triple redundant signal processing circuits and 2-out-of-3 voting logic to eliminate single point of failure and maintain stable analog output. Robust circuit design suppresses electromagnetic interference and ground loop noise from long field instrument wiring. Continuous built-in channel diagnostics can detect open circuit, short circuit, load fault and internal 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 and each channel output state for fast on-site inspection and troubleshooting. It can be installed in standard Tricon rack and cooperates with Tricon processor and other I/O modules. Widely applied in oil & gas, petrochemical, chemical and power industries, this TRICONEX 4508 analog output module executes safety control actions for ESD emergency shutdown, fire and gas detection and burner management safety interlock systems.

Specifications:

Manufacturer: TRICONEX (Schneider Electric)

Model: 4508

Product Type: Tricon 8-channel Analog Output Module

System Compatibility: Tricon TMR Safety Instrumented System

Output Channels: 8 analog output channels

Signal Range: 4-20mA, extended range 2~22mA

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

Safety Level: SIL3 certified

Diagnostics: Open circuit, short circuit, load abnormality and hardware fault detection

Feature: Hot swappable

Status Indicator: PASS, FAULT, channel status LED indicators

Mounting: Tricon rack plug-in

Operating Temperature: 0℃ ~ +60℃

Humidity: 5% to 95% non-condensing

Certifications: IEC61508, SIL3, CE