Product Details
Overview
The 1771-IFE is an Allen-Bradley PLC-5 analog input module engineered to acquire a wide range of voltage and current signals. Compatible with any 1771 I/O chassis, it supports both single-ended and differential channel configurations, offering precise data capture for control and monitoring applications.
Technical Specifications
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Model: 1771-IFE
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Manufacturer: Allen-Bradley
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Module Type: Analog Input Module
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I/O Configuration: 16 single-ended or 8 differential channels
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Input Voltage Range: -10 to +10 VDC
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Input Current Range: -20 to +20 mA
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Channel Update Time / Resolution: 36 ms for 16 single-ended; 18 ms for 8 differential channels
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Data Format: Natural binary or BCD scaling to +9999
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Resolution: 12-bit binary; 12-bit plus sign for bipolar ranges
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Accuracy: ±0.1% full scale at 25°C
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Internal Scan Rate: 25 ms for 16 single-ended inputs, 12.5 ms for 8 differential inputs (without filtering)
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Signal Delays: Typical DC ON delay 10 ms, DC OFF delay 20 ms; AC OFF delay 24 ms
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External Power Required: No
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Backplane Current: 750 mA
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Mounting: Rack mountable
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Slot Width: 1 slot
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Wiring Arm: Compatible with 1771-WG
Features
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Flexible support for single-ended or differential analog signals
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High-speed, 12-bit resolution for accurate measurements
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Seamless integration with PLC-5 chassis systems
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Factory-calibrated for reliable performance without external power
Applications
Designed for process control, industrial monitoring, and analog signal acquisition in manufacturing systems. Suitable for integrating multiple sensor inputs into a PLC-5 environment.
FAQ
Q: How many channels can be used differentially?
A: Up to 8 channels can be configured as differential inputs.
Q: Is external power required?
A: No, the 1771-IFE draws power from the backplane.
Q: What is the resolution of the module?
A: 12-bit for single-ended, 12-bit plus sign for bipolar differential ranges.
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: Ensuring Continuous Uptime in Critical Control Infrastructure
System reliability directly determines operational profitability across high stakes process industries. Modern industrial automation platforms must eliminate single points of failure to prevent catastrophic shutdowns. Deploying fault tolerant architecture safeguards complex facilities against unexpected hardware glitches, network disruptions, and maintenance outages.
Understanding Types of Noise in Electronic Circuits and Control Systems
Signal integrity directly determines measurement accuracy and loop stability across industrial automation environments. Electronic noise introduces unwanted stochastic interference into analog loops, sensor feedback lines, and digital fieldbus networks. Understanding how intrinsic electronic noise and external electromagnetic interference manifest allows control engineers to optimize signal conditioning and shield sensitive instrumentation effectively.
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.