Product Details
Product Description
The Allen-Bradley 1771-IFE is an analog input module for the PLC-5 series, designed to handle both voltage and current signals with high accuracy. It supports up to 8 differential or 16 single-ended channels, offering flexible configuration for industrial automation systems. With 12-bit resolution, fast update times, and rack-mount compatibility, it provides reliable signal acquisition for process control applications.
Technical Specifications
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Manufacturer Allen-Bradley
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Product Line PLC-5
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Product Type Analog Input Module
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Part Number 1771-IFE
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Weight 1.00 lbs (0.45 kg)
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I/O Capacity 8 differential inputs or 16 single-ended inputs
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Resolution 12-bit binary; 12 bits plus sign on bipolar ranges
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Accuracy ±0.1% of full scale at 25 °C
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Channel Update Time 18 ms for 8 channels; 36 ms for 16 channels
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Data Format Natural binary or BCD scaling to ±9999
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Internal Scan Rate
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12.5 ms for 8 differential inputs (no filtering)
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25 ms for 16 single-ended inputs (no filtering)
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Additional delay with digital filtering: +2.12 ms (differential), +4.24 ms (single-ended)
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Voltage Input Range -10 to +10 VDC
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Current Input Range -20 to +20 mA
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Typical DC Signal Delay 10 ms (ON), 20 ms (OFF)
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Typical AC Signal Delay 24 ms (OFF)
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Backplane Current Draw 750 mA
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Wiring Arm 1771-WG
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Mounting Rack mountable, 1 slot width
Application Scenarios
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Process control systems requiring accurate analog signal acquisition
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Industrial automation with mixed voltage and current input signals
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Applications needing flexible channel configuration (differential or single-ended)
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Integration into PLC-5 racks for analog monitoring and control
FAQ
Q: How many channels does the 1771-IFE support? A: It supports 8 differential or 16 single-ended channels.
Q: What is the resolution of the inputs? A: 12-bit resolution, with sign bit included for bipolar ranges.
Q: Does the module require external power? A: No, it operates using backplane power only.
Comparison with Similar Models
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1771-IFM: Provides isolated analog inputs for enhanced signal separation.
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1771-IFE: Standard analog input module with flexible channel configuration.
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1771-IFD: Differential-only input module for specialized applications.
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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