Product Details
Product Description
The Allen-Bradley 1771-IM is a rack-mounted digital input module designed for the PLC-5 series. It provides eight input channels capable of handling both AC and DC signals within the 220 V category. Built for reliability, the module ensures consistent signal processing with defined delay times and low leakage current, making it suitable for industrial automation systems requiring precise input monitoring.
Technical Specifications
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Manufacturer Allen-Bradley
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Product Line PLC-5
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Category PLC Modules
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Part Number 1771-IM
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Weight 1.13 lbs (0.51 kg)
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Module Type Digital AC/DC Input Module
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Number of Inputs 8 channels
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Voltage Category 220 V AC/DC
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AC Operating Voltage 184–276 V
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DC Operating Voltage 184–276 V
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Backplane Current 75 mA
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Maximum Off-State Current (AC/DC) 1.0 mA
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Typical AC Signal Delay (On) 20 ms ±6 ms
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Typical DC Signal Delay (On) 10 ms ±4 ms
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Typical AC Signal Delay (Off) 20 ms ±6 ms
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Typical DC Signal Delay (Off) 20 ms ±9 ms
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Wiring Arm 1771-WA
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Mounting Rack-mountable
Application Scenarios
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Monitoring AC/DC input signals in PLC-5 control systems
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Industrial automation requiring reliable digital input processing
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Use in rack-mounted PLC configurations with multiple input modules
FAQ
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Q: How many inputs does the module support? A: Eight digital inputs.
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Q: What is the operating voltage range? A: 184–276 V AC/DC.
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Q: Which wiring arm is compatible with this module? A: The 1771-WA wiring arm.
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.