Product Details
Description
The ICS Triplex T8461 is a high-density, 40-channel digital output module designed for the Trusted Triple Modular Redundancy (TMR) system. It provides high-reliability switching for 24 Vdc or 48 Vdc field loads, utilizing a fault-tolerant architecture to ensure safe control of critical actuators, valves, and solenoids.
Specifications
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Manufacturer: Rockwell Automation (ICS Triplex).
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Country of Origin: United Kingdom.
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Model Number: T8461.
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Output Channels: 40 points, triplicated.
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Output Voltage: 24 Vdc or 48 Vdc (configurable).
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Current Rating: 0.5 Amps per channel (maximum).
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Physical Weight: Approximately 1.6 kg (3.5 lbs).
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Dimensions: 10.5" x 1.2" x 7.8" (266 mm x 31 mm x 198 mm).
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Power Consumption: 20 Watts (quiescent) up to 45 Watts (full load).
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Safety Rating: TÜV approved for SIL3 applications.
Features
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Triple Modular Redundancy: Employs a fully triplicated internal architecture with hardware voting to provide uninterrupted operation even during a component failure.
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Dual-Voltage Versatility: Supports both 24 Vdc and 48 Vdc field power, allowing for flexibility across different industrial equipment standards.
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Smart Line Supervision: Conducts continuous monitoring of field wiring for open-circuit and short-circuit conditions in both the "ON" and "OFF" states.
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Electronic Overcurrent Protection: Features rapid-acting current limiting for each individual channel to prevent damage from external electrical faults.
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Non-Interfering Hot-Swap: Allows for the removal and replacement of the module while the safety system is active without affecting the remaining I/O.
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Real-Time Fault Logging: Automatically reports internal health status and external field faults to the processor with millisecond-precision time stamping.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Redundant Automation Systems: Core Architecture, Business Value, and Technical Advantages
Unplanned downtime poses a major financial threat to process manufacturing. To prevent costly interruptions, engineers deploy redundant PLC and DCS architectures that ensure continuous operation when hardware fails. This technical guide explores redundancy principles, critical system nodes, and real-world scenarios.
Preventing Emergency Stop Spurious Trips in Industrial Control Systems
Emergency Stop pushbuttons use Normally Closed contacts for fail-safe safety, but mechanical wear can cause costly spurious trips. This technical guide examines E-Stop contact failure root causes, redundant hardware setups, PLC logic monitoring, and maintenance strategies to maximize plant availability.
Why 24V DC Is the Universal Standard for Industrial Automation Power Supplies
Industrial manufacturing requires continuous uptime to prevent equipment damage. Unlike AC power, 24V DC circuits seamlessly integrate with UPS units and battery banks. During main grid failures, a 24V DC backup system instantly maintains PLC memory, instrument loops, and critical safety valves without interruption.