Product Details
Product Description
The Allen-Bradley 1771-OR is a rack-mounted digital AC output module for the PLC-5 series. It provides six individually controlled outputs designed for AC-powered applications. With conformal coating for durability, reliable current handling, and fast response times, it is well-suited for industrial automation systems requiring robust AC output switching.
Technical Specifications
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Manufacturer Allen-Bradley
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Product Line PLC-5
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Product Type Digital AC Output Module
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Part Number 1771-OR
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Weight 1.38 lbs (0.62 kg)
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Number of Outputs 6
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Voltage Category 220 VAC
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Operating Voltage Range 184–276 VAC
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Maximum Continuous Current per Output 2 A
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Maximum Current per Module 6 A
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Backplane Current Draw 255 mA
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Signal Delay (AC Off) 45 ms ±15 ms
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Signal Delay (DC Off) 50 ms
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Wiring Arm 1771-WH
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Coating Conformal coat for environmental protection
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Mounting Rack mountable, 1 slot width
Application Scenarios
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Switching AC loads in PLC-5 automation systems
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Industrial applications requiring multiple isolated AC outputs
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Environments needing conformal-coated modules for added protection
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Systems requiring reliable current handling up to 2 A per channel
FAQ
Q: How many outputs does the 1771-OR provide? A: It provides six AC-powered digital outputs.
Q: What is the maximum current per output? A: Each output can handle up to 2 A continuously.
Q: Is the module rack mountable? A: Yes, it is designed for rack mounting in PLC-5 chassis.
Comparison with Similar Models
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1771-OW: Relay output module for mixed AC/DC applications.
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1771-OB: DC transistor output module.
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1771-OR: AC-specific output module with six channels and conformal coating.
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 Types of Noise in Electronic Circuits and Control Systems
Signal integrity directly determines measurement accuracy and loop stability across industrial automation environments. Electronic noise introduces unwanted stochastic interference into analog loops, sensor feedback lines, and digital fieldbus networks. Understanding how intrinsic electronic noise and external electromagnetic interference manifest allows control engineers to optimize signal conditioning and shield sensitive instrumentation effectively.
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.
Essential Motion Control Commands: A Practical Guide for Engineers
Automation engineers often rely on precise position and speed control to drive modern factory machinery. Modern industrial systems, such as Programmable Logic Controllers (PLCs) and Distributed Control Systems (DCS), depend heavily on standardized motion instructions. Mastering these commands ensures operational safety, protects mechanical components, and optimizes cycle times across production lines.