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Allen-Bradley 1734-485ASC Point I/O Serial ASCII Interface Module for industrial automation

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Allen-Bradley 1734-485ASC

by Allen-Bradley

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OverviewThe Allen-Bradley 1734-485ASC is a robust Point I/O Serial ASCII Interface Module, engineered for simple integration of serial devices into modern industrial automation systems. This module offers essential RS-485 and RS-422 serial communication, permitting efficient data exchange within Logix-based control architectures. Designed for optimal performance across diverse industrial settings, the 1734-485ASC operates reliably within a 10-28V DC range, ensuring compatibility with standard industrial power sources. Its compact, DIN rail-mounted form factor makes it an ideal solution for distributed control applications, enabling expanded connectivity within Point I/O networks without consuming excessive panel space. This crucial component streamlines the integration of various serial devices, from barcode scanners and printers to specialized sensors, into your current control infrastructure. By supporting ASCII data exchange, the 1734-485ASC facilitates versatile communication, boosting the overall functionality and flexibility of your automation setup. Experience enhanced system performance and streamlined data management with this high-quality Allen-Bradley Point I/O module.Key Features Versatile RS-485/RS-422 Serial Interface: Enables strong and dependable serial communication for a broad array of industrial equipment. Wide Operating Voltage (10-28V DC): Ensures extensive compatibility and consistent performance with widely used industrial power systems. Compact Point I/O Design: Sized perfectly for efficient space utilization in distributed automation networks and control panels. Seamless ASCII Data Exchange: Facilitates easy integration with various serial devices that employ ASCII communication protocols. DIN Rail Mounting: Provides quick and secure installation, simplifying setup and ongoing maintenance. Enhanced Industrial Communication: Improves connectivity and data flow within Logix-based and other control systems. Technical Specifications Model: 1734-485ASC Type: Point I/O Serial ASCII Interface Module Communication Protocol: RS-485 / RS-422 Operating Voltage: 10-28V DC Mounting: DIN Rail Application: Serial device communication, ASCII data integration, industrial automation Applications Industrial Serial Device Integration: Connects vital equipment such as barcode scanners, label printers, and specialized sensors to your control system. Advanced Manufacturing & Automation Systems: Incorporates RS-485/RS-422 serial communication for improved machine control and data acquisition. Data Logging & Monitoring Solutions: Supports ASCII-based data transmission for effective real-time operational insights and performance tracking. Factory Control & Process Automation: Strengthens networked control applications, guaranteeing reliable and efficient process management. Building Management Systems: Enables communication with BACnet, Modbus, or other serial-based devices. Why Choose the Allen-Bradley 1734-485ASC? Unmatched Reliability: Manufactured with Allen-Bradley's renowned quality, ensuring long-term, dependable operation in demanding industrial environments. Seamless System Integration: Designed to effortlessly integrate into existing Logix-based and Point I/O control systems, reducing setup time and complexity. Versatile Communication: Offers both RS-485 and RS-422 serial ASCII capabilities, providing flexible connectivity options for a broad range of devices. Space-Saving Design: Its compact, DIN rail-mounted form factor makes it an ideal choice for panels where space is limited, without sacrificing functionality. Optimized for Performance: Facilitates efficient data exchange, critical for maintaining optimal operational efficiency and responsiveness in automation tasks. Expert Support & Global Availability: Backed by widespread availability and expert support, ensuring peace of mind throughout the product lifecycle. Order NowElevate your industrial communication capabilities with the Allen-Bradley 1734-485ASC.FAQHow does the 1734-485ASC integrate with existing systems?The module is designed for seamless integration into Logix-based and Point I/O control systems, simplifying setup and minimizing complexity.What types of serial devices are compatible with this module?It supports a wide range of serial devices, including barcode scanners, printers, and specialized sensors, through its RS-485 and RS-422 serial interfaces.What are the power requirements for the 1734-485ASC?The module operates reliably within a 10-28V DC range, ensuring compatibility with standard industrial power supplies.Is this module suitable for space-constrained industrial panels?Yes, its compact, DIN rail-mounted design is ideal for efficient use of space in distributed automation networks and control panels.Does the 1734-485ASC support ASCII data communication?Absolutely, it facilitates seamless ASCII data exchange, enhancing versatility in communication and system flexibility.

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PRODUCT DETAILS

Allen-Bradley 1734-485ASC

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: 1734-485ASC
  • Type: Point I/O Serial ASCII Interface Module
  • Communication Protocol: RS-485 / RS-422
  • Operating Voltage: 10-28V DC
  • Mounting: DIN Rail
  • Application: Serial device communication, ASCII data integration, industrial automation

Applications

  • Industrial Serial Device Integration: Connects vital equipment such as barcode scanners, label printers, and specialized sensors to your control system.
  • Advanced Manufacturing & Automation Systems: Incorporates RS-485/RS-422 serial communication for improved machine control and data acquisition.
  • Data Logging & Monitoring Solutions: Supports ASCII-based data transmission for effective real-time operational insights and performance tracking.
  • Factory Control & Process Automation: Strengthens networked control applications, guaranteeing reliable and efficient process management.
  • Building Management Systems: Enables communication with BACnet, Modbus, or other serial-based devices.

Why Choose the 1734-485ASC?

  • Unmatched Reliability: Manufactured with Allen-Bradley's renowned quality, ensuring long-term, dependable operation in demanding industrial environments.
  • Seamless System Integration: Designed to effortlessly integrate into existing Logix-based and Point I/O control systems, reducing setup time and complexity.
  • Versatile Communication: Offers both RS-485 and RS-422 serial ASCII capabilities, providing flexible connectivity options for a broad range of devices.
  • Space-Saving Design: Its compact, DIN rail-mounted form factor makes it an ideal choice for panels where space is limited, without sacrificing functionality.
  • Optimized for Performance: Facilitates efficient data exchange, critical for maintaining optimal operational efficiency and responsiveness in automation tasks.
  • Expert Support & Global Availability: Backed by widespread availability and expert support, ensuring peace of mind throughout the product lifecycle.

Availability & Shipping

  • In stock: 1734-485ASC 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 1734-485ASC ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

The module is designed for seamless integration into Logix-based and Point I/O control systems, simplifying setup and minimizing complexity.

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.

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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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