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Allen-Bradley 1771-IFF/A
by Allen-Bradley
Read verified buyer reviews ↓OverviewUnlock advanced analog signal processing for your Allen-Bradley PLC-5 setup with the 1771-IFF/A Analog Input Module. This robust unit is engineered for rapid analog input tasks, providing crucial capabilities for overseeing and managing vital industrial processes. Whether your needs demand precise measurements from 8 differential inputs or broad coverage with 16 single-ended inputs, the 1771-IFF/A delivers the adaptability and performance essential for demanding industrial settings. Its swift conversion speed makes it perfect for managing dynamic analog values, ensuring your control system receives accurate information promptly. Featuring 12-bit resolution, it offers a high degree of precision for diverse analog measurements, positioning it as a cornerstone for dependable data acquisition and process control in existing PLC-5 installations.We recognize the significance of maintaining and upgrading current systems. We aim to offer access to premium industrial automation components. While the 1771-IFF/A is part of an established product line, we occasionally source both new (surplus, when available) and meticulously examined used/refurbished units. Our focus is on guaranteeing you acquire a functional and trustworthy module that integrates smoothly into your current PLC-5 architecture, extending the operational life and enhancing the capabilities of your infrastructure.Key Features Adaptable Input Configuration: Easily switch between 8 differential inputs for superior noise rejection or 16 single-ended inputs to maximize channel count, supporting a wide array of sensor types. High-Speed Analog Conversion: The rapid processing ensures quick and efficient handling of swiftly changing analog signals, crucial for dynamic control and data acquisition. Improved Measurement Precision: Benefit from 12-bit resolution, providing accurate and reliable readings for critical analog variables such as temperature, pressure, and flow. Seamless PLC-5 Compatibility: Specifically engineered for direct integration with Allen-Bradley PLC-5 programmable logic controller systems, ensuring straightforward installation and operation. Efficient Block Transfer Programming: Utilizes block transfer for optimized communication with the PLC processor, facilitating faster data exchange and improved system responsiveness. Rugged Environmental Protection: Featuring conformal coating, this module offers enhanced resistance to harsh industrial conditions, protecting against dust, moisture, and chemical exposure. Technical SpecificationsThe Allen-Bradley 1771-IFF/A is a high-performance analog input module designed to meet the rigorous demands of industrial automation. Below are its core technical specifications: Product Type: Analog Input Module Catalog Number: 1771-IFF/A Number of Inputs: 8 Differential or 16 Single-Ended Resolution: 12 bits + sign Input Voltage Ranges: 0-5V DC, 1-5V DC, +/-5V DC, +/-10V DC Input Current Ranges: 4-20mA, 0-20mA, +/-20mA Conversion Time: 5 ms for 8 channels; 10 ms for 16 channels Backplane Current: 750 mA Module Location: Designed for installation within a 1771 I/O Chassis Compatibility: Allen-Bradley PLC-5 Programmable Logic Controllers For the most precise and up-to-date technical documentation, please consult official Rockwell Automation resources.ApplicationsThe adaptability and dependability of the Allen-Bradley 1771-IFF/A Analog Input Module make it an essential component across various industrial applications: Industrial Process Monitoring: Accurately monitor analog signals from critical sensors such as temperature, pressure, flow, and level transmitters in manufacturing and processing plants. Automated Control Systems: Integrate seamlessly into process control loops to provide real-time analog feedback, enabling precise control over operational parameters. Data Acquisition for Analysis: Collect high-resolution analog data for performance analysis, quality control, and historical trending. Why Choose Palm Parts Solution?At Palm Parts Solution, we specialize in providing high-quality industrial automation parts, including new surplus and reconditioned components. Our rigorous testing and commitment to customer satisfaction ensure you receive reliable products that extend the life and efficiency of your systems.Order NowReady to upgrade your PLC-5 system? Contact us today to secure your Allen-Bradley 1771-IFF/A Analog Input Module and take the first step towards enhanced operational precision.FAQWhat is the primary function of the Allen-Bradley 1771-IFF/A module?The 1771-IFF/A is an analog input module designed to process dynamic analog signals quickly and accurately within Allen-Bradley PLC-5 systems, converting real-world measurements into digital data for the controller.Can this module be used with both differential and single-ended inputs?Yes, the 1771-IFF/A offers flexible configuration, supporting either 8 differential inputs for improved noise immunity or 16 single-ended inputs to maximize the number of channels.What resolution does the 1771-IFF/A provide for analog measurements?This module provides 12-bit resolution, ensuring high precision and reliability for critical analog variables in industrial environments.Is the 1771-IFF/A compatible with all PLC-5 systems?It is specifically designed for compatibility with Allen-Bradley PLC-5 programmable logic controller systems, ensuring straightforward integration into existing PLC-5 architectures.Does this module offer protection against harsh industrial conditions?Yes, it features a conformal coating that provides enhanced resistance to harsh industrial conditions, protecting against environmental factors like dust, moisture, and chemical exposure.
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Allen-Bradley 1771-IFF/A
Overview
This is a genuine Allen-Bradley component from the PLC-5 Platform (Legacy) family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.
Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.
Key Features
- Genuine Allen-Bradley catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Allen-Bradley automation ecosystem
- Engineered to integrate inside PLC-5 Platform (Legacy) installations
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:
- Input/output voltage and current rating
- Communication protocol and network role
- Mounting form factor and footprint
- Operating temperature, humidity, and IP rating
- Required certifications (UL, CE, ATEX, marine, etc.)
Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.
Replacement Information
Three ways to source this part through PalmPartsSolution:
- Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Allen-Bradley platform with documented conversion notes for the PLC-5 Platform (Legacy) family
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
The Allen-Bradley 1771-IFF/A is a high-performance analog input module designed to meet the rigorous demands of industrial automation. Below are its core technical specifications:
- Product Type: Analog Input Module
- Catalog Number: 1771-IFF/A
- Number of Inputs: 8 Differential or 16 Single-Ended
- Resolution: 12 bits + sign
- Input Voltage Ranges: 0-5V DC, 1-5V DC, +/-5V DC, +/-10V DC
- Input Current Ranges: 4-20mA, 0-20mA, +/-20mA
- Conversion Time: 5 ms for 8 channels; 10 ms for 16 channels
- Backplane Current: 750 mA
- Module Location: Designed for installation within a 1771 I/O Chassis
- Compatibility: Allen-Bradley PLC-5 Programmable Logic Controllers
For the most precise and up-to-date technical documentation, please consult official Rockwell Automation resources.
Applications
The adaptability and dependability of the Allen-Bradley 1771-IFF/A Analog Input Module make it an essential component across various industrial applications:
- Industrial Process Monitoring: Accurately monitor analog signals from critical sensors such as temperature, pressure, flow, and level transmitters in manufacturing and processing plants.
- Automated Control Systems: Integrate seamlessly into process control loops to provide real-time analog feedback, enabling precise control over operational parameters.
- Data Acquisition for Analysis: Collect high-resolution analog data for performance analysis, quality control, and historical trending.
Why Choose the 1771-IFF/A?
At Palm Parts Solution, we specialize in providing high-quality industrial automation parts, including new surplus and reconditioned components. Our rigorous testing and commitment to customer satisfaction ensure you receive reliable products that extend the life and efficiency of your systems.
Availability & Shipping
- ▸In stock: 1771-IFF/A ready for immediate dispatch from our Florida warehouse.
- ▸Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
- ▸Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
- ▸Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
- ▸Buy with confidence: Every 1771-IFF/A ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Allen-Bradley
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Independent Supplier Notice
PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.
Product Condition & Firmware
All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.