ICS Triplex T8831 Analogue Input Field Termination Assembly
$123.00
$320.00
Description
The ICS Triplex T8831, also cataloged as the T8831 Analogue Input Field Termination Assembly, interfaces 4-20 mA and 0-10 V field signals with Trusted TMR analogue input modules. It provides 40 non-incendive input channels with resistor-based input protection and galvanic isolation for safety system signal termination.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | T8831 / T8831C |
| Brand | ICS Triplex / Rockwell Automation |
| Operating Temp | -20 deg C to +70 deg C |
| Module Type | 40-Channel Non-Incendive Analogue Input Field Termination Assembly |
| Channel Count | 40 channels |
| Input Signals | 4-20 mA current loops, 0-10 VDC |
| Protection Type | Non-incendive, resistor-protected channels |
| Compatible I/O Modules | T8431 / T8432 Trusted Analogue Input Modules |
| Isolation | Channel-to-system galvanic isolation |
| Safety Integrity Level | Suitable for SIL 3 safety loops |
| Storage Temperature | -40 deg C to +85 deg C |
| Relative Humidity | 5% to 95%, non-condensing |
| Hot-Swap | Supported |
Trusted TMR Signal Termination and Isolation
The T8831 provides field termination for up to 40 analogue channels within the Trusted TMR safety architecture. The input paths interface 4-20 mA transmitters and 0-10 V sensors with compatible T8431/T8432 analogue input modules. Channel input protection uses current-limiting resistors for non-incendive field wiring. Galvanic isolation separates field signal circuits from the system side.
The assembly supports online replacement as specified for the Trusted system, allowing the termination hardware to be serviced without interrupting connected field operations.
Frequently Asked Questions
Q: How many analogue field channels does the T8831 terminate?
A: The T8831 provides 40 independent analogue input channels.
Q: Which field signal types are specified for the T8831?
A: The supplied specifications identify 4-20 mA current loops and 0-10 VDC signals.
Q: Can the T8831 be replaced while the system remains online?
A: The supplied data specifies hot-swap support for online replacement.
Field Installation Guidelines
Install the T8831 in accordance with the Trusted system installation documentation and the applicable hazardous-area requirements. Verify terminal assignments before connecting field wiring.
Route analogue signal wiring separately from high-voltage power and high-current switching conductors to reduce electromagnetic coupling. Where shielded cables are used, terminate shields according to the site grounding scheme and the applicable Trusted installation requirements.
Verify the transmitter or sensor signal range against the configured input channel before energizing the loop. For 4-20 mA circuits, check loop polarity and continuity. For 0-10 VDC inputs, verify the signal reference connection and avoid introducing unintended ground paths.
Confirm that the field installation meets the stated non-incendive requirements for the intended hazardous-area classification.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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