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ICS Triplex T8431C
ICS Triplex T8431C
ICS Triplex T8431C
· Product image is representative; revision or series may vary. Contact us to request a specific version.

T8431C

Analog Input Module

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Shipping Information

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  • For urgent needs, we offer same-day shipping on most items for orders placed before 2:00 PM UTC+8 Simply mention your preferred next-day shipping when place the order, and your order will be prioritized to minimize downtime.
  • For indent items, typical turnaround is 1-3 weeks, depending on parts availability and scarcity.

Technical specifications for T8431C

  • Product Model
    T8431C
  • Product Parameters
    Analog Input Module
  • Tariff Code
    8537101190
  • Country of origin
    USA
  • Place of shipment
    Xiamen, China
  • Estimated Shipping Size
    3x30.3x26.5cm
  • Manufacturer
    ICS Triplex
  • Weight
    1.1 kg
  • Maximum Withstanding
    ±2.5kV dc
  • Channel to Channel Crosstalk
    -40 to –60 dB
  • Operating Temperature
    -5°C to 60°C (23°F to 140°F)
  • Non-operating Temperature
    -25°C to 70°C (-13°F to 158°F)
  • Temperature change
    0.5ºC/min
  • Operating Humidity
    10 – 95% RH non-condensing
  • System Supply Voltage Range
    20 to 32V dc
  • Number of Inputs
    40 Channels
  • Input Current Range
    0-22mA
  • Input Voltage Range
    0-6 Vdc
  • Sample Update Time
    0.5ms

Description

T8431
INTL CORP
INPUT MODULE
40CHANNEL
ANALOG
TRUSTED

Information

Overview Manuals Technical notes Product Applications Comparison with Related Models

Features:

  • 40 Triple Modular Redundant (TMR) input channels per module.
  • Comprehensive, automatic diagnostics and self-test.
  • Selectable line monitoring per channel to detect open circuit and short circuit field wiringfaults.
  • 2500Vdc opto/galvanic isolation barrier.
  • On-board Sequence of Events (SOE) reporting with 1ms resolution.
  • Front panel module status LEDs indicate module health and operational mode (Active,Standby, Educated)
The TrustedTM TMR 24V dc Analogue Input module interfaces to 40 sourcing field input devices, actingas a current sink for all these devices. Comprehensive diagnostic tests are performed on each inputchannel. Fault tolerance is achieved through a Triple Modular Redundant (TMR) architecture within themodule for each of the 40 input channels.

Using the built-in line-monitoring feature, the module can detect open and shorted field cables. Linemonitoring functions are independently configured for each input channel.

The module provides on-board Sequence of Events (SOE) reporting with a resolution of 1ms. Achange of state triggers an SOE entry. States are determined by voltage thresholds that can beconfigured on a per channel basis. When the field voltage and field return are connected to theauxiliary input channels of the module, thresholds can be specified as a ratio of the field supply voltage.

The T8431C ICS Triplex INPUT MODULE may still be available for purchase and support from Amikon Limited beyond End-Of-Life (EOL) by the manufacturer (OEM).
ICS Triplex T8431C INPUT MODULE Manuals, Datasheets, Drivers, Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
The TMR 24V dc Analogue Input module is a member of the TrustedTM range of Input/Output (I/O)modules. All TrustedTM I/O modules share common functionality and form. At the most general level,all I/O modules interface to the Inter-Module Bus (IMB) which provides power and allowscommunication with the TrustedTM TMR Processor. In addition, all modules have a field interface thatis used to connect to module specific signals in the field. All modules are Triple Modular Redundant(TMR). 
 
Status LEDs on the front of the module provide visual indications of the module’s operational statusand field input status. Each LED is a tri-colour LED of which for normal operation, only two colours areused; red and green. Located at the top and bottom of each module is an ejector lever that is used toremove the module from the chassis. Limit switches detect the open/closed position of the ejectorlevers. The ejector levers are normally latched closed when the module is firmly seated into theController or Expander Chassis. 
  • Emergency Shutdown Systems :Monitors safety sensors & triggers shutdowns in hazardous conditions.
  • Fire and Gas Monitoring :Processes fire & gas sensor signals to activate suppression or alarms.
  • Burner Management Systems :Manages safety interlocks for industrial boilers and furnaces.
  • Critical Process Control:Monitors discrete field devices to prevent false-off signals & downtime.
  • Nuclear Power Safety Control:High-integrity monitoring & control for nuclear facilities.
This content has been produced using multiple sources.Amikon takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
The most common cross-reference is between the standard and the environmentally protected version. These are functionally identical in logic and wiring but differ in physical durability.
T8431: Standard Triple Modular Redundant (TMR) 40-Channel Analog Input Module.
T8431C: The Conformal Coated version of the T8431, designed for harsh environments (moisture, salt, chemicals).

FAQs

  • What is the T8431C?

    +
    It is a TMR 40-channel 4-20mA analog input module for the Trusted system, providing high-reliability signal acquisition.
  • What are its safety ratings?

    +
    TUV Certified IEC 61508 SIL 3
  • What features does it include?

    +
    It offers selectable line monitoring (open/short circuit detection), 1 ms resolution Sequence of Events (SOE) reporting, and 2500V isolation.
  • How does TMR work?

    +
    The module uses three independent slices (A, B, C) to vote on incoming data, ensuring a fault on one slice does not affect operation.
  • What is the difference between T8431 and T8431C?

    +
    The 'C' suffix typically indicates the module is conformed-coated for enhanced protection against harsh environments
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Disclaimer: Amikon Limited sells new and surplus products and develops channels for purchasing such products. Amikon Limited is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Amikon Limited is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. Amikon Limited is not an authorized distributor, dealer, or representative of the products displayed on this website. All product names, trademarks, brands, and logos used on this website are the property of their respective owners. The description, explanation, or sale of products with these names, trademarks, brands, and logos is for identification purposes only and is not intended to indicate any association with or authorization from any rights holder.
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