1794-IE4XOE2 Rockwell FLEX IO High-Density Analog PAC Module
Manufacturer: Allen-Bradley
Product No.: 1794-IE4XOE2
Condition： In stock
Product Type: Analog PAC Module
Product Origin: USA
Payment: T/T, Western Union
Weight: 150g
Shipping port: Xiamen
Warranty: 12 months
Estimate delivery times: 12-26 days (International), 3-6 days (United States).
Return within 30 days of purchase. Duties & taxes are non-refundable.
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Global PLC Spare HUB's Insight
The 1794-IE4XOE2 is a versatile hybrid solution within the FLEX I/O ecosystem, specifically engineered to maximize cabinet space by combining input and output functions on a single footprint. This module is a "Swiss Army Knife" for engineers managing small-scale analog loops. By providing 4 high-resolution inputs and 2 outputs, the 1794-IE4XOE2 eliminates the need for separate modules in localized control clusters. Its non-isolated, single-ended design is optimized for cost-effective, high-density distributed I/O architectures where common-mode noise is managed at the power supply level.
Product Overview
The Allen-Bradley 1794-IE4XOE2 is a high-density analog combination module. It features 4 single-ended inputs and 2 single-ended outputs, supporting both current (mA) and voltage (VDC) signals. This module interfaces with the FLEX I/O backplane through a required terminal base, providing a modular and hot-swappable I/O solution. For technical wiring diagrams and step-response curves, we strongly recommend downloading the 1794-IE4XOE2 installation manual and user reference guide.
Technical Specifications
- Manufacturer: Rockwell Automation / Allen-Bradley
- Catalog Number: 1794-IE4XOE2
- Module Series: FLEX I/O
- Input Configuration: 4 Single-Ended, Non-Isolated
- Output Configuration: 2 Single-Ended, Non-Isolated
- Input Signal Ranges: 0-20mA, 4-20mA, 0-10VDC, +/- 10VDC
- Output Signal Ranges: 0-20mA, 4-20mA, 0-10VDC, +/- 10VDC
- Resolution: 12-bit plus sign
- Conversion Method: Pulse Width Modulation (PWM) for Outputs; Successive Approximation for Inputs
- Input Impedance: 100 kOhms (Voltage) / 238 Ohms (Current)
- External Power: 24V DC nominal (19.2 to 31.2V DC range)
- Power Dissipation: 4 Watts maximum at 31.2V DC
Installation and Terminal Bases
- Compatible Bases: Must be used with 1794-TB2, 1794-TB3, 1794-TB3S, 1794-TB3T, or 1794-TB3TS.
- Mounting: Horizontal or vertical DIN rail mounting.
- FlexBus Current: Draws 20mA from the backplane.
- Terminal Wiring: Support for solid and stranded copper wire determined by the selected base unit.
Diagnostic and Application Logic
- Data Format: Converted values are stored in a 16-bit, 2’s complement, left-justified format for direct PLC processing.
- Status Indicators: On-board LEDs facilitate quick field verification of power and module health.
- Noise Rejection: Integrated normal mode rejection filters (e.g., -10dB @ 50Hz for voltage) to maintain signal integrity.
- System Suitability: Ideal for distributed control of variable frequency drives (VFDs), valve positioners, and pressure transmitters.
Shipping and Warranty Terms
- Dispatch Time: Fast processing within 24-48 hours.
- Logistics Partners: Global delivery via FedEx, UPS, or DHL.
- Warranty Period: Comprehensive 12-month functional guarantee.
- Package Contents: Includes one (1) 1794-IE4XOE2 module in professional packaging.
Purchase and Selection Guide
- Select the 1794-IE4XOE2 when your application involves single-ended sensors sharing a common ground.
- Ensure the total current load on the voltage output does not exceed 3mA.
- Verify the conversion rates (256μs per channel) align with your PID loop requirements.
- For high-vibration environments, prioritize the 1794-TB3S spring-clamp terminal base for secure wiring.
Frequently Asked Questions (FAQ)
What is the impact of using non-isolated inputs on the 1794-IE4XOE2?
Since inputs are non-isolated, all signals must share a common return. If your sensors have different ground potentials, you may experience ground loops and signal drift.
How does the PWM conversion affect output performance?
Pulse Width Modulation provides a reliable analog output but requires proper impedance matching; the voltage output can handle a maximum of 3mA load.
Can I mix current and voltage signals on the same module?
Yes, individual channels are configurable, allowing you to run a 4-20mA pressure transmitter on one input and a +/-10V position sensor on another.
Why is my data shifted to the left in the 16-bit register?
The 1794-IE4XOE2 uses left-justified 16-bit 2's complement format to maintain compatibility across different Logix controllers.
What terminal base is best for high-temperature applications?
The 1794-TB3T is often selected for its extra terminals, which help with signal grounding and shield termination in complex thermal environments.
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Q: Are these parts 100% original and new?
A: Yes. Every component is guaranteed to be 100% original, brand-new, and factory-sealed. We also provide a 12-month comprehensive warranty for your peace of mind.
Q: How fast is the shipping to my country?
A: For in-stock items, we offer same-day dispatch. International express shipping (DHL/FedEx/UPS) typically delivers within 3–5 business days worldwide.
Q: Can I get a formal quotation with shipping costs?
A: Absolutely. Our sales team is ready to provide a detailed Proforma Invoice (PI) including the most competitive shipping rates for your location.
Q: Do you offer discounts for bulk orders?
A: We provide volume-based pricing for large projects or multiple-item orders. Please contact us to get our Best Price Guarantee.
12-Month Comprehensive Warranty
Every part supplied by Global PLC Spare Hub is covered by a 12-month warranty from the date of invoice.
- Coverage: Functional defects and hardware failures under normal operating conditions.
- Commitment: We provide immediate repair, replacement, or a full refund for any verified defective components to minimize your operational downtime.
Returns & Exchange Policy
We offer a 30-day return policy to ensure you receive the exact part your system requires.
- Eligibility: Returns are accepted for uninstalled items in their original, factory-sealed packaging.
- RMA Process: Please contact our support team to obtain a Return Merchandise Authorization (RMA) number before shipping.
- Fast Processing: Refunds or exchanges are processed within 3–5 business days after the returned item passes our technical inspection.
Need Technical Assistance?Not sure if this part is compatible with your system? [Consult our Engineers] before purchasing to ensure 100% compatibility.
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