Product Details
Overview
The Allen-Bradley 1756-DH485 is a DH485 communication module for ControlLogix systems, engineered to integrate legacy DH485 devices into modern industrial automation networks. It provides reliable data exchange between ControlLogix controllers and connected devices, ensuring seamless connectivity in mixed-generation environments.
Technical Specifications
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Model / Part Number: 1756-DH485
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Brand: Allen-Bradley
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Product Type: Communication Module
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Communication Protocol: DH485 for deterministic data transfer
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Communication Speed: Up to 19.2 kbps
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Power Requirements: 5.1 VDC at 1.2 A (backplane powered)
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Operating Temperature: 0°C to +60°C (32°F to 140°F)
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Enclosure: Open-style module for chassis installation
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Compatibility: Works with ControlLogix controllers and legacy DH485 devices
Applications
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Integrating older DH485 devices into modern ControlLogix automation systems
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Enabling FactoryTalk and other Allen-Bradley software to communicate with DH485 networks
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Industrial systems requiring backward compatibility with legacy networks
FAQs
Q1: Can this module connect to non-ControlLogix DH485 devices?
Yes, it supports legacy DH485 devices for backward compatibility.
Q2: What is the maximum network speed?
The module supports communication speeds up to 19.2 kbps.
Q3: What temperature range is suitable for operation?
It operates safely between 0°C and 60°C (32°F to 140°F).
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Understanding the Main Types of Industrial Control Systems in Modern Automation
Industrial control systems (ICS) form the foundation of modern automation, ensuring safe and efficient operations. The main types—DCS, RTU, and PLC—manage processes, equipment, and communication across industries, each optimized for specific scales, response times, and operational environments.
Understanding PLC Redundancy in Industrial Automation: Ensuring Reliability and Continuous Operation
In industrial automation, PLC redundancy ensures uninterrupted control and system reliability. By using backup processors and communication paths, these systems instantly take over during failures, minimizing downtime and protecting critical operations, safety, and productivity in modern industrial environments.
Allen-Bradley AADvance Controllers: Scalable Safety and Performance for Modern Industrial Automation
Allen-Bradley AADvance Controllers provide advanced, modular control for complex industrial automation systems. Designed for both standard and safety-critical operations, they deliver powerful processing, flexible I/O, and scalable performance for next-generation process and factory automation.