Free Shipping Across the USA — Worldwide Delivery Available!
PALM Parts Solution
AccountQuote
In Stock Fast Shipping Available
Allen-Bradley 1771-ASB PLC-5 Remote I/O Adapter Module

*Image shown is a representation only. Actual product may vary.

Allen-Bradley 1771-ASB

by Allen-Bradley

Read verified buyer reviews ↓

OverviewThe Allen-Bradley 1771-ASB functions as a crucial Remote I/O Adapter Module, meticulously engineered to integrate with your PLC-5 programmable logic controller setups. This resilient module enables your PLC-5 processor to establish effective communication with remote I/O racks, facilitating adaptable and dispersed I/O arrangements. This capability is paramount for contemporary industrial settings where I/O devices are often located a considerable distance from the central controller. By enabling this distributed architecture, the 1771-ASB significantly diminishes intricate wiring demands, simplifies installation processes, and ultimately contributes to an optimized and economical automation infrastructure.While the PLC-5 platform is acknowledged as a foundational system, the Allen-Bradley 1771-ASB remains an indispensable element for numerous existing industrial installations globally. Its enduring applicability highlights the necessity for dependable components and expert assistance. Palm Parts Solution is dedicated to sustaining your operational continuity by offering the 1771-ASB from our available inventory, ensuring your essential systems remain functional and efficient. This module supports various communication protocols vital to PLC-5 remote I/O, guaranteeing smooth compatibility and adaptable system design for both current and expanding installations.Key Features Seamless PLC-5 Compatibility: Specifically designed for direct integration with Allen-Bradley PLC-5 programmable logic controller systems, guaranteeing consistent operation. Distributed I/O Functionality: Facilitates the creation of remote I/O configurations, allowing for versatile placement of I/O devices away from the primary controller. Reduced Cabling Complexity: Substantially minimizes the requirement for extensive wiring, leading to decreased installation expenditures and streamlined system deployment. Extensive Protocol Support: Compatible with diverse remote I/O communication protocols utilized within PLC-5 environments, providing adaptable system design options. Economical System Expansion: Supports the expansion of current PLC-5 systems, prolonging their operational lifespan and maximizing investment returns. Industrial-Grade Construction: Manufactured to Allen-Bradley's rigorous quality benchmarks, ensuring robustness and stable performance in demanding industrial settings. Legacy System Maintenance: A vital component for preserving the integrity and functionality of established PLC-5 installations. Technical SpecificationsThe Allen-Bradley 1771-ASB serves as an essential Remote I/O Adapter Module. It is primarily developed for the PLC-5 series of programmable controllers, yet it also offers compatibility with PLC-3 and PLC-2 systems, particularly for older distributed I/O architectures. This module acts as the communication link between the central processor and remote I/O racks, interpreting and transmitting signals across the industrial network. Its sturdy construction guarantees dependable performance and longevity, characteristic of Allen-Bradley industrial automation components. For comprehensive electrical specifications and resistance to environmental factors, please consult the official Allen-Bradley documentation for the 1771 series.Applications Extensive Industrial Automation: Perfect for distributing I/O points across large manufacturing facilities and process control operations. Remote Data Collection: Connects sensors and actuators situated in distant or hazardous zones back to the main PLC-5 controller. Expanding Existing Infrastructures: Offers a straightforward method to augment I/O capacity in operational PLC-5 systems without a complete overhaul. Cost Optimization Initiatives: Lowers material and labor expenses linked to lengthy wiring runs in distributed control frameworks. Retrofitting and Upgrades: A crucial element in sustaining and modernizing legacy PLC-5 infrastructures. Why Choose?The Allen-Bradley 1771-ASB is a tested and stable product, celebrated for its robust performance and resilience within harsh industrial environments. Its proven track record makes it an excellent choice for maintaining or upgrading your PLC-5 systems.Order NowSecure your Allen-Bradley 1771-ASB Remote I/O Adapter Module today to enhance your industrial automation setup. Contact Palm Parts Solution for pricing and availability, and let our experts assist you in finding the right components for your needs. We are committed to providing reliable parts and exceptional service to keep your operations running smoothly.FAQHow does the 1771-ASB module improve system efficiency?By enabling remote I/O configurations, the 1771-ASB significantly reduces wiring complexity and installation time, leading to a more streamlined and cost-effective automation setup.Is this module compatible with older PLC systems?Yes, while primarily designed for PLC-5, the 1771-ASB also offers compatibility with PLC-3 and PLC-2 systems, particularly for older distributed I/O architectures.What kind of environments is the 1771-ASB designed for?Built to Allen-Bradley's high standards, it features a robust industrial design ensuring durability and consistent performance in demanding industrial settings.

🇺🇸 Ships from our Florida warehouse
1-Year PALM Parts Warranty
CONDITION
$559.99
12 in stock

USA — Free FedEx Priority & UPS Ground · Worldwide shipping available

For more quantity please contact Customer Service

Experts Available 24/7 · 365
+1 (689) 263-1985
sales@palmpartssolution.com

Fast Shipping

Dispatched quickly on in-stock items via UPS, FedEx & DHL worldwide.

Availability

Thousands of parts in stock — ready for immediate dispatch from Florida.

Payment Flexibility

AMEX, Visa, MasterCard, PayPal, Discover and wire transfer accepted.

PRODUCT DETAILS

Allen-Bradley 1771-ASB

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:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. 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-ASB serves as an essential Remote I/O Adapter Module. It is primarily developed for the PLC-5 series of programmable controllers, yet it also offers compatibility with PLC-3 and PLC-2 systems, particularly for older distributed I/O architectures. This module acts as the communication link between the central processor and remote I/O racks, interpreting and transmitting signals across the industrial network. Its sturdy construction guarantees dependable performance and longevity, characteristic of Allen-Bradley industrial automation components. For comprehensive electrical specifications and resistance to environmental factors, please consult the official Allen-Bradley documentation for the 1771 series.

Applications

  • Extensive Industrial Automation: Perfect for distributing I/O points across large manufacturing facilities and process control operations.
  • Remote Data Collection: Connects sensors and actuators situated in distant or hazardous zones back to the main PLC-5 controller.
  • Expanding Existing Infrastructures: Offers a straightforward method to augment I/O capacity in operational PLC-5 systems without a complete overhaul.
  • Cost Optimization Initiatives: Lowers material and labor expenses linked to lengthy wiring runs in distributed control frameworks.
  • Retrofitting and Upgrades: A crucial element in sustaining and modernizing legacy PLC-5 infrastructures.

Why Choose the 1771-ASB?

The Allen-Bradley 1771-ASB is a tested and stable product, celebrated for its robust performance and resilience within harsh industrial environments. Its proven track record makes it an excellent choice for maintaining or upgrading your PLC-5 systems.

Availability & Shipping

  • In stock: 1771-ASB 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-ASB ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

By enabling remote I/O configurations, the 1771-ASB significantly reduces wiring complexity and installation time, leading to a more streamlined and cost-effective automation setup.

Machine down? We ship parts the same day.

New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

CUSTOMER REVIEWS

What Verified Buyers Say

No reviews yet for this product. Be the first verified buyer to share your experience — we email a review invitation after every purchase.

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.

Are you an Electrical Distributor?Learn more about our distributor program

PALM Parts Solution sells used surplus products. PALM Parts Solution is not an authorized distributor, affiliate, or representative for the brands we carry. Products sold by PALM Parts Solution come with PALM Parts Solution's 1-Year Warranty and do not come with the original manufacturer's warranty. Designated trademarks, brand names and brands appearing herein are the property of their respective owners. This website is not sanctioned or approved by any manufacturer or tradename listed.

Read full disclaimer →