Product Details
Description
The Triconex 3850E is a high-density 32-point digital input module designed for the Trident and Tricon safety systems. It monitors discrete signals from 120 V AC/DC field devices, utilizing Triple Modular Redundancy (TMR) to ensure maximum safety and fault tolerance in critical industrial applications.
Specifications
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Manufacturer: Schneider Electric (Triconex).
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Country of Origin: USA.
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Model Number: 3850E.
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Input Points: 32 points, commoned in groups.
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Voltage Range: 90 to 155 V AC/DC nominal.
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Physical Weight: Approximately 1.1 kg (2.4 lbs).
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Dimensions: 4.5" x 1.2" x 7.3" (114 mm x 30 mm x 185 mm).
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Input Delay: 10 ms maximum for signal filtering.
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Power Consumption: Less than 5 Watts at nominal voltage.
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Isolation Rating: 1500 Vrms point-to-logic.
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Safety Certification: TÜV certified for SIL3.
Features
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Triple Modular Redundancy: Processes each input through three independent channels to provide hardware fault tolerance.
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Continuous Self-Testing: Performs automated background diagnostics to identify and report internal component failures.
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Hot-Swappable Capability: Enables the replacement of the module while the system is online without interrupting the process control.
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Optical Isolation: Uses light-based isolation to protect internal logic circuits from field-side electrical noise and high-voltage surges.
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Status Indicators: Includes front-panel LEDs for individual point status and overall module health for efficient troubleshooting.
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Conformal Coating: Standard protection against moisture and chemical contaminants common in harsh industrial environments.
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.