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Allen-Bradley 1770-KF2 communication interface module for legacy industrial systems

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Allen-Bradley 1770-KF2

by Allen-Bradley

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OverviewThe Allen-Bradley 1770-KF2 is a specialized communication interface module designed to connect various control system components within industrial settings. It enables seamless integration by linking programmable logic controllers (PLCs) and computers to older Data Highway (DH) or Data Highway Plus (DH+) networks. Utilizing asynchronous RS-232-C or RS-422-A serial communication, this module ensures efficient and dependable data exchange. This capability facilitates comprehensive data transfer, streamlined programming, and vital network diagnostics, making it crucial for maintaining, updating, and optimizing industrial automation setups that rely on legacy systems.Key Features Dual Network Compatibility (DH & DH+) Offers essential support for both Data Highway and Data Highway Plus networks, ensuring broad compatibility with numerous Allen-Bradley older control systems. Flexible Serial Connectivity (RS-232-C & RS-422-A) Equipped with both RS-232-C and RS-422-A interfaces, providing diverse options for serial communication with various devices and adapting to existing hardware. Efficient Asynchronous Communication Employs asynchronous serial communication protocols for optimized and dependable data transfer, reducing latency and maximizing throughput in demanding industrial applications. Rugged Industrial Grade Design Constructed to endure harsh industrial conditions, ensuring stable, long-term operation and consistent performance even in challenging environments. This robust design guarantees reliability. Seamless PLC & Computer Integration Facilitates easy integration between PLCs and host computers, allowing for advanced programming, detailed diagnostics, and efficient data exchange across the network. Backward Compatibility for Legacy Systems Specifically engineered to allow contemporary systems to communicate with established Data Highway networks, extending the lifespan and functionality of existing infrastructure. Technical Specifications Model: 1770-KF2 Network Compatibility: Data Highway (DH), Data Highway Plus (DH+) Serial Interfaces: RS-232-C, RS-422-A Communication Type: Asynchronous Serial Communication Application: PLC programming, data transfer, legacy system integration, network diagnostics Brand: Allen-Bradley Product Type: Data Highway Interface Module Applications Legacy PLC System Integration Essential for connecting and integrating older Programmable Logic Controllers (PLCs) with modern control systems and networks, preserving functionality and aiding upgrades. Industrial Data Exchange & Management Enables proficient and secure serial data transfer among various industrial components, supporting real-time data acquisition and operational insight. Process Control & Automation Systems Enhancement Significantly improves network connectivity within complex process control and automation environments, leading to greater efficiency and improved system coordination. Machine Diagnostics & Predictive Maintenance Provides the necessary communication pathways for monitoring machine health, performing diagnostics, and implementing predictive maintenance strategies to minimize downtime. Factory & Building Automation Ideal for enhancing communication capabilities in factory automation and intelligent building management systems, ensuring all components operate harmoniously. System Upgrades and Modernization Projects A crucial component in projects aimed at modernizing industrial facilities by enabling new equipment to interface with existing Data Highway infrastructure. Why Choose the Allen-Bradley 1770-KF2?The Allen-Bradley 1770-KF2 stands out as an exceptionally reliable and versatile interface module, specifically engineered for seamless integration of legacy systems.Order NowOptimize your industrial automation infrastructure. Add the Allen-Bradley 1770-KF2 to your cart today.FAQWhat is the primary function of the Allen-Bradley 1770-KF2?The 1770-KF2 primarily functions as a communication interface, bridging legacy Data Highway (DH) or Data Highway Plus (DH+) networks with modern computers and PLCs in industrial environments.What types of serial communication does the 1770-KF2 support?It supports both RS-232-C and RS-422-A serial communication, offering versatile connectivity options for various devices.Can this module be used with older Allen-Bradley PLCs?Yes, it is specifically designed for backward compatibility, enabling modern systems to communicate effectively with established Data Highway networks and older Allen-Bradley PLCs.

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$7,274.00
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PRODUCT DETAILS

Allen-Bradley 1770-KF2

Overview

This is a genuine Allen-Bradley component. 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

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

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model: 1770-KF2

  • Network Compatibility: Data Highway (DH), Data Highway Plus (DH+)

  • Serial Interfaces: RS-232-C, RS-422-A

  • Communication Type: Asynchronous Serial Communication

  • Application: PLC programming, data transfer, legacy system integration, network diagnostics

  • Brand: Allen-Bradley

  • Product Type: Data Highway Interface Module

Applications

  • Legacy PLC System Integration

    Essential for connecting and integrating older Programmable Logic Controllers (PLCs) with modern control systems and networks, preserving functionality and aiding upgrades.

  • Industrial Data Exchange & Management

    Enables proficient and secure serial data transfer among various industrial components, supporting real-time data acquisition and operational insight.

  • Process Control & Automation Systems Enhancement

    Significantly improves network connectivity within complex process control and automation environments, leading to greater efficiency and improved system coordination.

  • Machine Diagnostics & Predictive Maintenance

    Provides the necessary communication pathways for monitoring machine health, performing diagnostics, and implementing predictive maintenance strategies to minimize downtime.

  • Factory & Building Automation

    Ideal for enhancing communication capabilities in factory automation and intelligent building management systems, ensuring all components operate harmoniously.

  • System Upgrades and Modernization Projects

    A crucial component in projects aimed at modernizing industrial facilities by enabling new equipment to interface with existing Data Highway infrastructure.

Why Choose the 1770-KF2?

The Allen-Bradley 1770-KF2 stands out as an exceptionally reliable and versatile interface module, specifically engineered for seamless integration of legacy systems.

Availability & Shipping

  • In stock: 1770-KF2 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 1770-KF2 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

The 1770-KF2 primarily functions as a communication interface, bridging legacy Data Highway (DH) or Data Highway Plus (DH+) networks with modern computers and PLCs in industrial environments.

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

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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.

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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.

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