ICS Triplex T8431

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ICS TRIPLEX

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ICS Triplex T8431 Trusted TMR 24 Vdc Analog Input Module--KIMI

Warehouse: Spot
Warranty： 365 days
Quality: Original module
Condition： New
Shipping method: Courier delivery

Contact person: LI MING
Contact number: +86 18059884790
WeChat：18059884790
E-mail: plc66@qq.com

Product Description

ICS Triplex T8431 Trusted TMR 24 Vdc Analog Input Module

40-Channel TMR Analog Input Module for Safety-Critical Industrial Process Monitoring

1. Product Overview

The ICS Triplex T8431 is a Trusted TMR (Triple Modular Redundant) 24 Vdc Analog Input Module, a key component of Honeywell Process Solutions' Trusted safety instrumented systems (SIS) and distributed control systems (DCS). It provides 40 TMR input channels to interface with sourcing field devices, acting as a current sink for accurate signal acquisition. With TMR architecture, 2500V opto/galvanic isolation, and comprehensive diagnostics, it ensures fault tolerance, high accuracy, and reliable monitoring in oil & gas, chemical, power generation, and other high-risk industrial processes, supporting safety-critical data collection and control.

2. Key Technical Specifications

• Product Type: Trusted TMR 24 Vdc Analog Input Module (Current/Voltage Sensing)

• Brand & Model: ICS Triplex T8431 (Trusted TMR Series)

• Number of Channels: 40 Triple Modular Redundant (TMR) Input Channels

• Input Type: 24 Vdc Sourcing Field Devices (Module Acts as Current Sink)

• Input Current Range: 0-22 mA (4-20 mA Standard Industrial Signal Compatible)

• Input Voltage Range: 0-6 Vdc

• System Supply Voltage: 20-32 Vdc (24 Vdc Nominal)

• Resolution: 3.9 μA (1/256 mA)

• Sample Update Time: 0.5 ms

• Accuracy: ±0.1% of Full Scale (Calibration Accuracy: 0.03%)

• Isolation: 2500 V Impulse Withstand Opto/Galvanic Isolation Barrier

• SOE Resolution: 1 ms (On-Board Sequence of Events Reporting)

• Line Monitoring: Configurable per Channel (Open/Shorted Field Cable Detection)

• Operating Temperature: -40°C to +70°C (-40°F to +158°F)

• Weight: 1.15 kg (2.54 lbs)

• Mounting: 19" Rack Mount (Trusted Chassis SmartSlot Compatible)

• Certifications: CE, UL 508, ATEX/IECEx (Hazardous Area Compliance)

T8431 -1.jpg

3. Core Features

• TMR Architecture: Triple Modular Redundancy for Fault Tolerance & High Availability.

• 40 Input Channels: Supports Large-Scale Field Device Integration for Process Monitoring.

• Line Monitoring: Per-Channel Open/Short Circuit Detection for Field Wiring Faults.

• High Isolation: 2500 V Impulse Protection for Signal Integrity in Harsh Electrical Environments.

• 1 ms SOE Reporting: Accurate Sequence of Events Logging for Process Traceability.

• Hot-Swappable: SmartSlot Connection Enables Online Module Replacement (No System Shutdown).

• Comprehensive Diagnostics: Automatic Channel Self-Tests & Fault Reporting for Rapid Troubleshooting.

• LED Indicators: Front-Panel LEDs for Input Status, Module Health, and Field Power Integrity.

T8431 -2.jpg

4. Typical Applications

• Safety Instrumented Systems (SIS): Emergency Shutdown (ESD), Fire & Gas (F&G) System Analog Inputs.

• Distributed Control Systems (DCS): Process Variable Monitoring (Pressure, Temperature, Flow, Level).

• Oil & Gas: Offshore Platforms, Refineries, and Pipeline Process Control Signal Acquisition.

• Chemical Industry: Reactor Temperature/Pressure Monitoring and Hazardous Material Processing.

• Power Generation: Turbine, Generator, and Boiler Control System Analog Data Collection.

• Pulp & Paper: Paper Machine Process Monitoring and Quality Control Signal Input.

5. Installation & Maintenance

• Mounting: 19" Rack Mount in Trusted Chassis (SmartSlot for Hot Replacement).

• Wiring: 2-Wire Field Connections, Fused Field Power Supply per Channel (DIN Rail Compatible FTA).

• Configuration: Per-Channel Line Monitoring, Voltage Thresholds, and SOE Settings via System Software.

• Calibration: Factory-Calibrated; Field Check Every 2 Years (Calibration Accuracy: 0.03%).

• Maintenance: Hot-Swappable Module; LED Indicators for Field Power & Channel Status.

• Troubleshooting: Use Trusted Diagnostics Tools to Check Channel Integrity, Isolation, and Line Faults.

Technical Document | ICS Triplex T8431 | Trusted TMR 24 Vdc Analog Input Module | Honeywell Process Solutions

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