Allen-Bradley MicroLogix 1000 User Manual

Name: Allen-Bradley MicroLogix 1000
Brand: Allen-Bradley
Rating: 4 (1 reviews)

422 pages

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Programming Overview

4–9

If retentive data was lost on power down, the backup data from the EEPROM is

transferred to the RAM and used as the retentive data. In addition, status file bit

S2:5/8 (retentive data lost) is set and a recoverable major error occurs when going to

run.

CPU

EEPROM

Backup Data

Retentive Data

Program Files

RAM

CPU Workspace

Retentive Data

Program Files

Programming Device

Programming

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