Product Details
Product Overview
The 1794-AENT serves as a high-performance communication adapter for the Flex I/O system, bridging remote field devices to a centralized EtherNet/IP network. This module facilitates real-time data exchange between a controller and up to eight local I/O modules. It functions as the critical link in distributed control architectures, allowing for flexible mounting near sensors and actuators to minimize field wiring costs. We supply this unit as 100% Brand New and factory-original, ensuring optimal network stability and hardware longevity for your control system.
Technical Specifications
The 1794-AENT utilizes advanced networking circuitry to handle high-speed discrete and analog data across the industrial backplane.
| Feature | Specification |
| I/O Module Capacity | Up to 8 Modules |
| Communication Rate | 10/100 Mbps (Auto-negotiation) |
| Nominal Input Voltage | 24V DC |
| Input Voltage Range | 19.2V – 31.2V DC |
| Flexbus Current | 450 mA |
| Mounting Configuration | DIN Rail (Horizontal or Vertical) |
| Indicator Status | Module, Network, and I/O LEDs |
| Terminal Torque | 0.8 Nm (7.0 lb-in) |
| Weight | 0.44 lbs (0.20 kg) |
Engineering Advantages
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Decentralized Network Efficiency: The 1794-AENT enables the placement of I/O hardware directly at the machine site. This strategy eliminates long runs of expensive multi-conductor cables, replacing them with a single Ethernet drop to reduce signal degradation and installation labor.
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High-Speed Data Throughput: Supporting 100 Mbps full-duplex communication, this adapter manages high-density I/O traffic without bottlenecking the control loop. It ensures that the PLC receives input data and executes output commands with minimal jitter.
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Simplified Troubleshooting: Integrated status indicators provide immediate visual diagnostics. Maintenance teams can instantly identify module health, network connectivity status, and I/O faults without connecting a laptop, significantly reducing Mean Time to Repair (MTTR).
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Flexible Industrial Mounting: The compact, rail-mounted design fits into shallow junction boxes and cramped enclosures. The module supports both horizontal and vertical DIN rail orientations, allowing engineers to maximize available cabinet space in retrofit applications.
FAQs
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Does the 1794-AENT support Device Level Ring (DLR) topology?
The standard 1794-AENT features a single Ethernet port and supports Star or Linear topologies. For DLR (Ring) applications, you typically require the 1794-AENTR (Dual Port version). However, the 1794-AENT remains the industry standard for high-speed point-to-point remote I/O links.
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Can I mix different types of I/O modules on a single 1794-AENT adapter?
Yes. The adapter manages a mix of digital, analog, and specialty Flex I/O modules. You must ensure the total current draw of the 8 modules does not exceed the 450 mA Flexbus output limit provided by the 1794-AENT.
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What is the required power source for this module?
The module requires a 24V DC external power supply. Ensure your power source stays within the 19.2–31.2V DC range to prevent communication drops or hardware resets during voltage fluctuations.
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Are these units factory sealed?
Yes. We provide only 100% Brand New units in original Allen-Bradley packaging. This guarantees that the Flexbus connectors and internal components have never been exposed to industrial contaminants or mechanical wear.
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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