Allen-Bradley PLC-5 1771-A4B Universal 16 Slot I/O Chassis
Need a 16 slot i/o chassis for Allen-Bradley? The 1771-A4B handles for Allen-Bradley platforms. Factory-sealed, live-rack tested, 48-hour burn-in. Ships today from Shenzhen. 12-month warranty.
Technical Specifications
| Manufacturer | Allen-Bradley |
|---|---|
| Model / SKU | 1771-A4B |
✓ Ships within 24 hours | ✓ 12-Month Warranty | ✓ Worldwide Delivery
Detailed Product Information
Spare Parts Economics
Module: a few thousand. One day downtime in water treatment plants: $10K-$250K. One avoided outage = 10-100x ROI. Keep one cold spare per critical module. Redundancy where possible.
After-Sales Support
Engineers with 8+ years on Allen-Bradley systems. Video call installation guidance. Configuration troubleshooting. Part number cross-referencing. Included with purchase. Response within 4 hours.
Installation Guide
Verify backplane voltage before insertion. ESD wrist strap mandatory. If it does not slide smoothly, stop — bent pins are the #1 DOA cause. Run diagnostics after install, not before going live.
Troubleshooting
Most failures are config issues. Check: correct slot, backplane power, connector seating, system event log. Contact us before RMA — many problems are solved remotely in minutes.
Where the 1771-A4B Operates
Deployed in water treatment plants. Allen-Bradley systems where reliability is everything.
Example Installations
- Technical specifications: Slot Capacity: 16 slots for 1771 series I/O modules Mounting: Back-panel mount Dimensions: 12.
- 6 inches (315 x 610 x 193 mm) Weight: 14.
- 7 kg) Operating Temperature: 32-140°F (0-60°C) Storage Temperature: -40 to 185°F (-40 to 85°C) Current Rating: Maximum backplane current of 24 A.
No spare means one failure away from downtime. We ship within 24 hours.
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