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IIPC427C - Saving data

Created by: nano69 at: 12/12/2011 10:37 AM (4 Replies)

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12/12/2011 10:37 AM	Rate (0)
nano69 Posts: 4 Rating: (0)	Hello !!! I have aMicroBoxIPC427Cand I want toenablewrite protectionon drive C: (EWFenabled).Changesmadewhileon the hard diskwill be lost afterapower failure.This solution isessentialfor mebecause whenthepowercutwhile myMicroPCindustrial softwarerecords data,the start ofmy softwareis thenwrong.Therefore, I hope, every hour, data ontheRAMregisters onthe C: drive.Is it possibleto do?Or is itpossible to performsystem backupsevery hourautomatically (restore point)?If not, Ithink ofa backup batteryfor backing upmy data... Thank you.
nano69 Posts: 4 Rating: (0)
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12/12/2011 10:53 AM	Rate (0)
grg Experienced Expert Joined: 3/2/2009 Last visit: 11/4/2024 Posts: 94 Rating: (8)	Hello nano69, ewf protects a volume from write access. Soall data written to this volumeis saved in the ram and not available after power failure. Please keep in mind that every write access will need another part of ram so available ram size will decrease.Therefore repeated writes should be avoided. Best regs, grg

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12/13/2011 8:38 AM	Rate (0)
nano69 Posts: 4 Rating: (0)	Thank you forthis information. Is there a IPC427C with an optional battery ? If yes: If I choosethe batteryMicroPCin addition, arethere asoftwarethat allowsSiemensto closeproperlyandWindows Embeddedapplicationswhen it detectsapower failure?In advance thank you.
nano69 Posts: 4 Rating: (0)	Last edited by: nano69 at: 12/13/2011 2:47 PM
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12/14/2011 10:15 AM	Rate (0)
taxflor Silver Member Joined: 1/26/2011 Last visit: 11/12/2024 Posts: 243 Rating: (67)	Hi nano69, are you looking for something like this --> http://support.automation.siemens.com/WW/view/en/52311477 Buffering a SIMATIC IPC in the event of power failure with SITOP DC UPS. best regards bigfoot
	Last edited by: bigfoot at: 12/14/2011 10:16 AM
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1/3/2012 5:58 PM	Rate (0)
gre_m Posts: 947 Rating: (45)	Hi nano69 see http://support.automation.siemens.com/WW/view/en/50867677 The EWF (Enhanced Write Filter) protects one or more partitions against unwanted write access or changes.
gre_m Posts: 947 Rating: (45)	Last edited by: gre_m at: 1/3/2012 5:59 PM
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