Allen Bradley 1785-ME64 EEPROM Memory Module

FAQ

Q1: What is the Allen-Bradley 1785-ME64 used for?
A1: The 1785-ME64 is an EEPROM memory module used to store and back up PLC-5 controller programs and data in non-volatile memory.

Q2: What is the memory capacity of the 1785-ME64?
A2: The module provides 64K words of EEPROM memory capacity for PLC program and data storage.

Q3: Which controllers are compatible with the 1785-ME64?
A3: The memory module is compatible with Allen-Bradley PLC-5 processors that support external EEPROM memory modules.

Q4: What is the purpose of using an EEPROM memory module?
A4: The EEPROM module provides permanent program retention even when controller power and battery backup are removed.

Q5: Does the 1785-ME64 require an external power supply?
A5: No. The module receives operating power directly from the host PLC-5 processor.

Q6: Can the 1785-ME64 automatically restore a PLC program after power loss?
A6: Yes. Compatible PLC-5 processors can automatically reload the stored program from the EEPROM module during startup if configured to do so.

Q7: Is the 1785-ME64 still available from Rockwell Automation?
A7: No. The 1785-ME64 has been discontinued along with many PLC-5 platform accessories, although surplus units may still be available.

Q8: What are the common applications of the 1785-ME64?
A8: Common applications include PLC program backup, disaster recovery, machine program storage, industrial automation maintenance, and long-term data retention for PLC-5 systems.

1785-ME64 Allen Bradley

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