Allen-Bradley 1771-ASB/E Remote I/O Adapter Module (RIO)

FAQ

Q1. What is the 1771-ASB/E used for?
It is used to connect a 1771 I/O chassis to a PLC system through a Remote I/O (RIO) network.

Q2. What is the difference between ASB and ASB/E?
The /E version is a newer revision with improved diagnostics, certifications, and compatibility features.

Q3. What communication speeds are supported?
It supports 57.6 kbps, 115.2 kbps, and 230.4 kbps.

Q4. What PLC systems can use this module?
It works with Allen-Bradley PLC-2, PLC-3, and PLC-5 systems.

Q5. What is the maximum cable distance?
Up to 10,000 feet depending on the selected communication speed.

Q6. What are the physical dimensions?
Approximately 89 mm × 165 mm × 51 mm.

Q7. What is the weight of the module?
About 0.9 kg (1.9 lbs).

Q8. Is this product still available?
It is discontinued but remains widely used in legacy industrial automation systems.

1771-ASB/E Allen Bradley

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