Product Details
Product Overview
The Allen Bradley 1794-IF4IXT serves as a high-density, isolated analog input solution within the FLEX I/O XT family. This module interfaces directly with sensors in harsh industrial environments, converting 4-20mA or ±10V signals into precise 16-bit digital data. As a 100% Brand New original component, the "XT" designation signifies extended temperature and environmental hardening, ensuring stable performance where standard I/O modules fail.
Technical Specifications
The 1794-IF4IXT utilizes Sigma-Delta conversion technology to maintain high signal integrity across all channels.
| Feature | Specification |
| Number of Inputs | 4 Isolated Channels |
| Resolution | 16 Bits |
| Conversion Type | Sigma Delta |
| Input Current Range | 4–20 mA |
| Input Voltage Range | ±10V |
| Isolation Voltage | 120V Continuous |
| External DC Power | 24V DC Nominal |
| FlexBus Current | 50mA |
| Power Dissipation | 2.0W @ 31.2V DC Max |
| Thermal Dissipation | 6.8 BTU/hr @ 31.2V DC Max |
| Weight | 0.31 lbs (0.14 kg) |
Engineering Advantages
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Eliminate Ground Loops: The 120V continuous isolation between channels prevents ground loop interference and protects the backplane from field-side electrical surges. This architecture ensures that a fault on one sensor does not compromise the entire I/O rack.
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Extreme Temperature Resilience: The XT (Extended Temperature) rating allows the module to operate in outdoor cabinets and non-climate-controlled environments. It withstands thermal cycling and maintains 16-bit accuracy across its full operating range.
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Precision Signal Processing: The Sigma-Delta converter filters out high-frequency industrial noise, providing clean, stable data for PID loops and sensitive flow-rate monitoring.
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Space-Efficient Modular Design: The compact FLEX I/O footprint reduces cabinet space requirements. The module snaps directly onto a terminal base (1794-TB3 or 1794-TB3S), allowing technicians to wire the system before installing the electronics.
FAQs
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What is the difference between the 1794-IF4I and the 1794-IF4IXT?
The "XT" version features conformal coating and components rated for extended temperature ranges. While they share the same logical profile, the 1794-IF4IXT provides superior protection against humidity, salt spray, and extreme heat.
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Does this module require a specific terminal base?
Yes. Use the 1794-TBN, 1794-TB3, or 1794-TB3S terminal bases. We recommend the 1794-TB3S for applications requiring spring-clamp terminations in high-vibration areas.
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Can I mix voltage and current signals on the same module?
Yes. You can configure each of the four isolated channels independently to accept either a 4-20mA current signal or a ±10V voltage signal through software configuration in RSLogix 5000/Studio 5000.
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Is this a Brand New unit?
Yes. We supply only 100% Brand New original Allen Bradley factory-sealed hardware. Each unit includes the original manufacturer's UPC (612598592579).
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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