Product Details
Product Overview
The Allen Bradley 1794-IE8XT functions as a high-density analog input solution within the FLEX I/O™ family, specifically engineered for "Extended Temperature" (XT) environments. This module interfaces between field sensors and your industrial controller, converting analog signals into digital data with high precision. We supply this unit as 100% brand new and original, ensuring maximum uptime in demanding industrial thermal conditions.
Technical Specifications
The table below highlights the performance-driven hardware specifications of the 1794-IE8XT:
| Feature | Specification |
| Number of Inputs | 8 Single-ended, Non-isolated |
| Resolution (Voltage) | 2.56 mV/cnt (Unipolar); 5.13 mV/cnt (Bipolar) |
| Resolution (Current) | 5.13 µA/cnt |
| Conversion Method | Successive Approximation |
| Module Type | FLEX I/O Analog |
| Mounting Options | DIN-rail or Panel Mount |
| Dimensions | 5.33cm x 9.4cm x 4.57cm |
| Shipping Weight | 3.0 kg |
Engineering Advantages
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Extended Thermal Resilience: The "XT" designation guarantees that this module withstands wider temperature fluctuations than standard I/O components. It eliminates the need for expensive enclosure cooling systems in harsh outdoor or high-heat manufacturing zones.
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Space-Efficient Modular Design: The compact footprint (5.33cm x 9.4cm) allows for high-density I/O configurations. Engineers can snap the module onto a DIN rail or bolt it directly to a panel, providing flexibility in tight control cabinets.
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Successive Approximation Conversion: This conversion technique ensures rapid and accurate data processing. The module digitizes analog signals with consistent timing, providing your PLC with the real-time feedback required for precise PID loops.
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Simplified Wiring Integration: As a member of the FLEX I/O series, the 1794-IE8XT separates the I/O module from the terminal base. This allows you to wire the system and check for continuity before plugging in the electronics, preventing potential hardware damage during commissioning.
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Versatile Signal Handling: The module supports both unipolar and bipolar voltage/current ranges. This versatility allows a single 1794-IE8XT to manage diverse sensors, from pressure transmitters to flow meters, reducing spare parts inventory.
FAQs
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What is the difference between the 1794-IE8 and the 1794-IE8XT?
The 1794-IE8XT features conformally coated circuitry and components rated for extended temperature ranges. While they share the same I/O count, the XT version provides superior durability in extreme environmental conditions.
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Does this module require a separate terminal base?
Yes. The 1794-IE8XT plugs into a 1794-TB3 or 1794-TB3S terminal base. You must secure the terminal base to the DIN rail before installing the module.
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How does the 1794-IE8XT handle input isolation?
This specific module utilizes non-isolated, single-ended inputs. All 8 channels share a common return. If your application requires channel-to-channel isolation, you should evaluate the 1794-IF4I or similar isolated modules.
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Is this unit shipped in factory-sealed packaging?
Absolutely. We ship only 100% brand new, original Allen Bradley stock. Every unit undergoes manufacturer quality control and arrives in original factory packaging to ensure E-E-A-T compliance and product longevity.
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
Implementing FIFO and LIFO Data Sequencing in PLC Programming
Data management serves as a cornerstone of modern industrial automation. Whether tracking materials on a conveyor or managing batch sequences in a process, engineers frequently rely on sequential logic. Two primary structures—First-In-First-Out (FIFO) and Last-In-First-Out (LIFO)—form the bedrock of this data handling. Mastering these blocks allows programmers to optimize complex machine operations efficiently.
Evolving SCADA System Architectures in Industrial Automation
A robust Supervisory Control and Data Acquisition (SCADA) system serves as the heartbeat of modern industrial operations. Understanding SCADA system architecture is vital for engineers designing efficient control systems. These architectures have evolved from isolated, monolithic structures to highly interconnected, networked ecosystems. Choosing the right design requires balancing data visibility, processing power, and long-term scalability requirements.
Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
Selecting the optimal control architecture is a foundational decision in industrial automation. Engineers must frequently choose between a Programmable Logic Controller (PLC) and a dedicated Motion Controller. While both systems manage machinery, their underlying design philosophies differ significantly, impacting performance, scalability, and system integration.