Description
Allen-Bradley 1771-IA
Reliable 8-point AC/DC discrete input module for Allen-Bradley PLC-5 systems in industrial automation
| Brand | Allen-Bradley |
| Model | 1771-IA |
| Voltage | 120V AC nominal (92-138V AC range) |
| Country of Origin | United States |
| Weight | 0.25 kg |
| Dimensions | 90 x 305 x 75 mm |
| Warranty | 6 months |
| Certifications | UL, CE, CSA, FM |
| SKU / MPN | 1771-IA |
| What’s in the box | 1771-IA Input Module, Wiring Arm, Installation Manual |
| Number of Inputs | 8 (2 groups of 4) |
| Input Type | AC/DC Discrete |
| Backplane Current | 74 mA at 5V DC |
| Off-State Voltage | 40V AC max |
| On-State Voltage | 92V AC min |
| Module Type | 1771 PLC-5 Family I/O Module |
Key benefits: 8 isolated inputs, wide voltage range, robust industrial design, hot-swappable in chassis, long-term PLC-5 compatibility, proven reliability in harsh environments
Typical applications: Machine control, conveyor systems, process control, factory automation, motor control circuits, discrete sensor interfacing, legacy PLC-5 system upgrades
Lifecycle: Mature product, limited availability through legacy support channels
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
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Competitively priced
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Orders usually ship the same day
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Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
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Thomas K. –
Trustworthy supplier for industrial components. Will purchase again.