Product Details
Description
The ICS Triplex T8403 is a high-density, 40-channel digital input module designed for the Trusted Triple Modular Redundancy (TMR) system. It provides a fault-tolerant interface for 24 Vdc field signals, ensuring high-integrity monitoring of critical sensors and switches in safety-instrumented applications.
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: T8403.
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Number of Channels: 40 isolated input points.
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Input Voltage: 24 Vdc nominal.
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Input Threshold: 11 Vdc to 15 Vdc.
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Physical Weight: Approximately 1.5 kg (3.3 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: 15 Watts maximum.
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Update Rate: 1 millisecond.
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Safety Rating: TÜV approved for SIL3 applications.
Features
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Triple Modular Redundancy: Processes each input through three independent circuits with hardware-based voting to eliminate single points of failure.
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Line Supervision: Detects open-circuit and short-circuit faults in field wiring through integrated current sensing for both dry and powered contacts.
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Sequence of Events (SOE): Supports high-resolution time-stamping of input transitions for precise post-event analysis.
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Hot-Swap Capability: Allows the module to be removed and replaced while the safety system remains operational without process interruption.
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Internal Self-Testing: Performs continuous background diagnostics on input filters and opto-isolators to ensure hardware integrity.
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Diagnostic Indicators: Equipped with front-panel LEDs for individual channel state, module healthy status, and field wiring faults.
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
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