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
Implementing FIFO and LIFO Data Sequencing in PLC Programming
Data management serves as a cornerstone of modern industrial automation. Whether tracking materials on a conveyor or managing batch sequences in a process, engineers frequently rely on sequential logic. Two primary structures—First-In-First-Out (FIFO) and Last-In-First-Out (LIFO)—form the bedrock of this data handling. Mastering these blocks allows programmers to optimize complex machine operations efficiently.
Evolving SCADA System Architectures in Industrial Automation
A robust Supervisory Control and Data Acquisition (SCADA) system serves as the heartbeat of modern industrial operations. Understanding SCADA system architecture is vital for engineers designing efficient control systems. These architectures have evolved from isolated, monolithic structures to highly interconnected, networked ecosystems. Choosing the right design requires balancing data visibility, processing power, and long-term scalability requirements.
Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
Selecting the optimal control architecture is a foundational decision in industrial automation. Engineers must frequently choose between a Programmable Logic Controller (PLC) and a dedicated Motion Controller. While both systems manage machinery, their underlying design philosophies differ significantly, impacting performance, scalability, and system integration.