Beckhoff CX51x0 User Manual Page 34

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Mountingandwiring
4.5 InstallationofpassiveterminalsattheCX51x0power
supplyunit
Note
Noteonthemountingofpassiveterminals
EtherCATBusTerminals(ELxxxx/ESxxxx)thatdonotactivelyparticipateindataexchange
withintheBusTerminalblockarecalledpassiveterminals.Theseterminalscanberecog
nizedbytheirlackofpowerconsumptionfromtheEBus.Inordertoensureoptimumdata
exchange,theymustnotbeconnecteddirectlytothepowersupplyunitasthefirstdevice!
Examplesofthemountingofpassiveterminals(coloreddark):
Thefollowingdrawingshowsimpermissiblemounting:
Thefollowingillustrationshowsthecorrectmountingofthepassiveterminal:
CX51x034 Version1.0
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