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This FAQ has been written for NEAL (North East Africa and Levant) region. If you are looking for information for another region, please select the correct country from the top-left dropdown in the page and 'Navigate to Browse FAQs' in the Support menu.

How do the program and data get stored in the memory of Quantum PLC

In case no memory extension card is used with PLC, then the program data and constants are stored in the internal RAM memory of the processor module only.
However, when the memory extension card is used with PLC, then data is stored in the internal RAM memory of processor module, whereas programs and constants are stored in the memory extension card.

Schneider Electric Egypt and North East Africa

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Modicon M580
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Range:
Modicon M580
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