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Mitsubishi A1SJ71UC24-R2 RS-232C Communication Module for A1S PLCs

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Mitsubishi A1SJ71UC24-R2

by Mitsubishi Electric

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OverviewThe Mitsubishi Electric A1SJ71UC24-R2 is a robust, single-channel RS-232C communication module designed for seamless integration with A1S Series Programmable Logic Controllers (PLCs). This crucial component empowers your industrial automation systems by providing dependable serial communication with a wide array of external devices. From Human-Machine Interfaces (HMIs) and barcode scanners to industrial printers and other serial-capable controllers, the A1SJ71UC24-R2 ensures smooth data exchange, enhancing operational efficiency and connectivity within your manufacturing environment. Engineered for precision and endurance, this communication module is fundamental for applications demanding stable and consistent data flow in challenging industrial settings. Its intuitive design and Mitsubishi Electric's renowned manufacturing quality make it an essential asset for upgrading or maintaining your A1S PLC systems.Key Features Single-Channel RS-232C Interface: Offers dedicated, robust serial communication for critical industrial operations. Extensive Device Compatibility: Connects effortlessly with various external devices, including HMIs, barcode scanners, and industrial printers. Flexible Baud Rate Selection: Supports diverse communication speeds from 300 to 19200 bps, adaptable to different system requirements. Integrated Buffer Memory: Ensures stable and continuous data transfer, reducing data loss and improving system reliability. DIP Switch Configuration: Provides straightforward and precise adjustment of communication settings for easy setup and optimization. LED Status Indicators: Delivers clear visual feedback on module operation and communication status for rapid diagnostics. Compact & Rack-Mountable Design: Optimizes space within your control cabinet and integrates seamlessly into existing A1S PLC racks. Industrial-Grade Construction: Manufactured by Mitsubishi Electric, guaranteeing long-term performance and dependability in demanding industrial environments. Technical Specifications Part Number: A1SJ71UC24-R2 Manufacturer: Mitsubishi Electric Series: A1S Interface Type: RS-232C Channels: 1 Baud Rate: 300 to 19200 bps Protocols: Non-protocol, MC protocol Connector: 9-pin D-sub Mounting: Base rack installation Power Supply: From PLC rack Operating Temperature: 0 °C to +55 °C Certifications: CE, UL, cUL Applications HMI and Barcode Reader Integration: Facilitate real-time data exchange for operator interfaces and automated data capture. Serial Communication with Legacy Equipment: Bridge modern A1S PLCs with existing serial-based machinery and devices. Data Logging and Monitoring: Enable efficient collection and analysis of operational data for process optimization. Device-to-Device PLC Communication: Create interconnected systems for synchronized control and data sharing between PLCs. Custom Machine Control Solutions: Provide the necessary serial interface for bespoke industrial machinery and custom automation projects. Why Choose This Model?Selecting the Mitsubishi Electric A1SJ71UC24-R2 signifies an investment in proven reliability and smooth integration for your A1S Series PLC systems. This module stands out due to its specific design: to deliver flawless RS-232C communication capabilities, ensuring your automation setup operates at peak efficiency. Its extensive compatibility with various RS-232C devices makes it an incredibly versatile solution, particularly valuable for connecting with existing equipment and extending the lifespan of older systems. Mitsubishi Electric's dedication to industrial-grade quality is evident in every aspect of the A1SJ71UC24-R2, providing a durable and dependable component that you can trust in critical applications. Easy to configure and maintain, it minimizes downtime and simplifies system upgrades, making it an intelligent choice for engineers and technicians seeking robust communication solutions. Elevate your A1S PLC's capabilities with this essential module.Order NowUpgrade your industrial automation system today with the Mitsubishi Electric A1SJ71UC24-R2 communication module. Contact us for pricing and availability to enhance your operational efficiency.FAQWhat is the primary function of the Mitsubishi A1SJ71UC24-R2?The A1SJ71UC24-R2 is a single-channel RS-232C communication module designed to enable serial communication between A1S Series PLCs and various external devices like HMIs, barcode scanners, and printers.What types of devices can I connect using this module?This module allows connection to a wide range of external devices that support RS-232C serial communication, including Human-Machine Interfaces (HMIs), barcode scanners, industrial printers, and other serial-enabled controllers.Is the A1SJ71UC24-R2 compatible with older industrial equipment?Yes, one of its key applications is to facilitate serial communication with legacy equipment, bridging modern A1S PLCs with existing serial-based machinery and devices.What baud rates does the A1SJ71UC24-R2 support?The module supports flexible baud rate selections ranging from 300 to 19200 bps, allowing adaptability to diverse system requirements.How easy is it to configure the communication settings on this module?The A1SJ71UC24-R2 features DIP switch configuration, offering straightforward and precise adjustment of communication settings for easy setup and optimization.

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PRODUCT DETAILS

Mitsubishi A1SJ71UC24-R2

Overview

This is a genuine Mitsubishi Electric component from the MELSEC PLCs 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 Mitsubishi Electric catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Mitsubishi Electric automation ecosystem
  • Engineered to integrate inside MELSEC PLCs installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Mitsubishi Electric 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 Mitsubishi Electric 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 Mitsubishi Electric platform with documented conversion notes for the MELSEC PLCs family

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

Technical Specifications

  • Part Number: A1SJ71UC24-R2
  • Manufacturer: Mitsubishi Electric
  • Series: A1S
  • Interface Type: RS-232C
  • Channels: 1
  • Baud Rate: 300 to 19200 bps
  • Protocols: Non-protocol, MC protocol
  • Connector: 9-pin D-sub
  • Mounting: Base rack installation
  • Power Supply: From PLC rack
  • Operating Temperature: 0 °C to +55 °C
  • Certifications: CE, UL, cUL

Applications

  • HMI and Barcode Reader Integration: Facilitate real-time data exchange for operator interfaces and automated data capture.
  • Serial Communication with Legacy Equipment: Bridge modern A1S PLCs with existing serial-based machinery and devices.
  • Data Logging and Monitoring: Enable efficient collection and analysis of operational data for process optimization.
  • Device-to-Device PLC Communication: Create interconnected systems for synchronized control and data sharing between PLCs.
  • Custom Machine Control Solutions: Provide the necessary serial interface for bespoke industrial machinery and custom automation projects.

Why Choose the A1SJ71UC24-R2?

Selecting the Mitsubishi Electric A1SJ71UC24-R2 signifies an investment in proven reliability and smooth integration for your A1S Series PLC systems. This module stands out due to its specific design: to deliver flawless RS-232C communication capabilities, ensuring your automation setup operates at peak efficiency. Its extensive compatibility with various RS-232C devices makes it an incredibly versatile solution, particularly valuable for connecting with existing equipment and extending the lifespan of older systems. Mitsubishi Electric's dedication to industrial-grade quality is evident in every aspect of the A1SJ71UC24-R2, providing a durable and dependable component that you can trust in critical applications. Easy to configure and maintain, it minimizes downtime and simplifies system upgrades, making it an intelligent choice for engineers and technicians seeking robust communication solutions. Elevate your A1S PLC's capabilities with this essential module.

Availability & Shipping

  • In stock: A1SJ71UC24-R2 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 A1SJ71UC24-R2 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Mitsubishi Electric

The A1SJ71UC24-R2 is a single-channel RS-232C communication module designed to enable serial communication between A1S Series PLCs and various external devices like HMIs, barcode scanners, and printers.

Machine down? We ship parts the same day.

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

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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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