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Increase retentive memory

Created by: 5685 at: 1/5/2024 7:20 AM (3 Replies)

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1/5/2024 7:20 AM	Rate (0)
5685 Joined: 4/25/2022 Last visit: 10/7/2024 Posts: 1 Rating: (0)	Can we increase retentive memory of Soft PLC 1507SF? ------------------------------------------------------------------------------------------ Split from Question about retentive memory.
	Last edited by: The Helping Hand at: 01/05/2024 09:03:03 New subject after splitting
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1/5/2024 10:14 AM

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Towome

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Joined: 7/9/2015

Last visit: 1/7/2026

Posts: 4493

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Hi,

please check technical Data of 1507S F:

SIMATIC Failsafe SW Ctrl CPU 1507S F

Extended retentive data area (incl. timers, counters, flags), max.

20 Mbyte; When using PC mass storage for retentive data

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Towome

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2/3/2025 12:28 PM	Rate (0)
AutoGen_7833914 Joined: 5/21/2024 Last visit: 10/31/2025 Posts: 1 Rating: (0)	I have simmilar problem with CPU 1508S F V30.1. Afther selecting PC mass storage for retentitive memory problem persists. When trying to download error message is displyed that byte size in retentiotive memory is greater than allowed. Attachment Screenshot 2025-02-03 130636.png (140 Downloads)

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2/3/2025 12:32 PM	Rate (0)
Towome Platinum Expert Joined: 7/9/2015 Last visit: 1/7/2026 Posts: 4493 Rating: (644)	Hi, for this topic I would open a Service Request at Siemens and ask what to do ! Regards, Towome
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Increase retentive memory

Created by: 5685 at: 1/5/2024 7:20 AM (3 Replies)

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5685

Last edited by: The Helping Hand at: 01/05/2024 09:03:03

Towome

SIMATIC Failsafe SW Ctrl CPU 1507S F

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AutoGen_7833914

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Towome

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