1747-L551/A

Overview

1747-L551/A is an Allen-Bradley SLC 5/05 processor module offering Ethernet and RS-232 communications, with 16K words of user memory and support for up to 4096 I/O points.

Processing & Memory

• User Memory: 16,000 words

• Memory Type: Battery-backed RAM (uses 1747-BA)

• Backup Memory Module: 1747-M13

• Program Scan Time: 0.9 ms/K

• I/O Scan Time: 0.225 ms

I/O Capacity

• Digital Inputs: 4096

• Digital Outputs: 4096

• Analog I/O: 480

• Chassis Supported: 3

• Module Slots: Up to 30

Communication

• Interfaces: Ethernet, RS-232

Environmental Ratings

• Operating Temperature: 0 to 60 °C

• Shock Resistance: 30G

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