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
Strategic Selection: Choosing the Right SCADA Software for Your PLC Project
In industrial automation, the SCADA (Supervisory Control and Data Acquisition) system acts as the bridge between raw machine data and actionable human intelligence. Selecting the incorrect software platform can lead to integration bottlenecks, scalability issues, and excessive long-term maintenance costs. As an automation consultant with 15 years of experience, I have guided many projects through the selection process. Below are the essential criteria for choosing a platform that ensures both performance and longevity.
Ensuring Operational Continuity: The Strategic Value of Redundant Automation Systems
In modern industrial landscapes, unplanned downtime is the ultimate adversary. For sectors relying on complex PLC and DCS architectures, a single hardware failure can trigger catastrophic production losses. Therefore, implementing redundant automation systems is no longer a luxury; it is a fundamental requirement for mission-critical operations. In this article, I analyze why redundancy remains the backbone of reliable industrial infrastructure.
Selecting the Right Cables for Industrial Automation: A Comprehensive Guide
Selecting the appropriate cabling infrastructure is critical for the success of any industrial automation project. Improper cable selection often leads to signal degradation, system instability, and costly downtime. As an automation engineer, I frequently see projects compromised by poor cabling choices in harsh industrial environments. This guide simplifies the complex landscape of cabling to help you make informed decisions for your PLC, DCS, and control systems.