Commissioning/Configuration
Theinterruptionisindicatedby"LNK_MISC"atcouplerEK1100.
TheEtherCATringisexpandable.Thenumberofdevicesintheringiscontrolledbylicenses:upto250,up
to1000,morethan1000.Amasterisonlyabletobridgeonefailure.Intheeventoftwofailuresthering
componentswillcontinuetorunuptothebreakingpoints.
4.2 Switchingonandoff
Switchingon
ThepowersupplyforthebasicCPUmodulecomesfromthepowersupplyunit.ThebasicCPUmodule
startsautomaticallywhenthepowersupplyunitisconnectedtothemains.
Switchingonforthefirsttime
WhenyouswitchonthePCforthefirsttime,thepreinstalledoperatingsystem(optional)willbestarted.
Switchingoff
TheEmbeddedPCswitchesoffwhenthepowersupplyunitisswitchedoff.Thecontrolsoftwaretypically
runningonEmbeddedPCsshouldbeshutdownorstoppedcorrectly.Auserwhomaynotclosesoftware
mayalsonotswitchtheEmbeddedPCoff,sincedatacanbelostfromtheharddiskbyswitchingoffwhile
softwareisrunning.
Oncethesoftwarehasbeenstopped,theoperatingsystemcanbeshutdown.Onlythenshouldthepower
supplybeinterrupted.
CX2020,CX2030,CX204038 Version1.2
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