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T8431C Invensys Triconex

Categories Triconex DCS
Supply Ability: 1-99 pcs / 3-5 days
Warrenty: 1 year
Model Number: T8431C
Product Number: T8431C
MOQ: 1 pc
Delivery Time: 2-3 working days
Product Orgin: United States
Weight: 1kg
Payment Terms: T/T
Lead Time: 2-3 working days
Price: $3700
Shipping Port: Xiamen
Certification: Certificate of Origin
Sales Price: $3700
Brand Name: Invensys Triconex
Brand: Invensys Triconex
Place of Origin: United States
Condition: In stock
Packaging Details: New and original factory, individual box packing
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T8431C Invensys Triconex

T8431C Invensys Triconex
Product Overview

The T8431C is the core I/O module in the Trusted TMR series. Designed specifically for safety-critical industrial control systems, this module is particularly well-suited for applications that demand extremely high system reliability, such as Safety Instrumented Systems (SIS), Emergency Shutdown Systems (ESD), and Flame and Gas Detection Systems (F&G).

The module's primary function is to accurately acquire analog signals from the field and transmit them safely and reliably to the TMR controller within the Trusted system. Powered by a 24 Vdc industrial power supply, the module offers flexible configuration options and supports both current signals (such as 4-20 mA temperature, pressure, and flow transmitters) and voltage signals.

Key Features
  • Product Type: Trusted TMR Analog Input Module
  • Series: Trusted TMR Series
  • Number of Input Channels: 40 channels
  • Input Signal Type: 0-22 mA current / 0-6 VDC voltage
  • Sampling Update Time: 0.5 ms
  • Resolution: 3.9 μA (1/256 mA)
  • Measurement Accuracy: ±1% of full scale
  • Calibration Accuracy: 0.03%
  • Operating Voltage: 20-32 VDC
  • Power Consumption: Approx. 15-18 W
  • Operating Temperature: -5°C to +60°C (some models support -40°C to +70°C)
  • Storage Temperature: -25°C to +70°C
  • Relative Humidity: 10% to 95% RH (non-condensing)
  • Isolation Voltage: 2500 Vrms
  • Protection Rating: IP20
  • Mounting: 19-inch rack mounting (4TE slots)
  • Safety Certification: SIL 3 (IEC 61508)
Product Specifications
Brand NameInvensys Triconex
ModelPower Modules
Ordering InformationT8431C
CatalogTricon Systems
Gross Weight/Shipping Weight2.2 lbs / 35.2 oz / 1kg
Packing Size30 cm x 20 cm x 25 cm
Country of OriginUnited States (USA)
HS Code8537101190
Lead TimeIn Stock
Shipping PortXiamen
PaymentT/T
Sales Price$3700
Warranty12 months
Lead Time3-5 work days
Installation Procedure
  1. Ensure that the field cable assembly is installed and properly positioned
  2. Use the release key to release the eject latch on the module, ensuring that the latch is fully open
  3. Hold the ejector and carefully insert the module into the target slot
  4. Press down on the top and bottom of the module's faceplate to push the module fully into place
  5. Close the module ejector and ensure it snaps into the locked position
Note: The module should install into the chassis with minimal resistance. If the module does not install easily, do not force it into place.
T8431C Invensys Triconex Module Installation Diagram
Application Example

In power plants, the T8431C is used in overspeed protection systems for gas turbines and steam turbines, as well as in safety interlock systems for boilers. The module monitors key parameters such as rotational speed, temperature, pressure, and vibration in real time. If any parameter exceeds the safe range, it immediately triggers a shutdown protection mechanism to prevent equipment damage and personal injury.

Frequently Asked Questions

What types of input signals does the T8431C support?
The T8431C supports 0-22 mA current inputs and 0-6 VDC voltage inputs, and can be configured for various standard industrial signal ranges, such as 0-10 V, 0-20 mA, and 4-20 mA.

Does the T8431C support hot-swapping?
Yes. The T8431C supports hot-swap functionality. In Companion Slot or SmartSlot configurations, faulty modules can be replaced while the system is running, without the need for downtime.

What is the calibration cycle for the T8431C?
It is recommended to perform a calibration check on the input channels every two years. This check detects long-term drift and any resulting inaccuracies.

T8431C Module Technical Specifications and Configuration
Technical Documentation

T8431 Datasheet (PDF)

Contact Information
Contact Person: Nelly Yang
Tel/Skype/Whatsapp: +86 18060985064
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