FieldbusModules
OperatingManualCommunicationinterfaces
1002971EN03
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4.4 PNOZmESEtherCAT
4.4.1 ServiceDataObjects(SDOs)
AlltherelevantdeviceparametersandcurrentprocessdataoftheEtherCATareenteredin
theobjectdirectoryofthePNOZmulti2.ThesecanbereadandwrittenviaServiceData
Objects(SDOs).
ToenablethefieldbusmoduletobeincorporatedeasilywithinaEtherCATnetwork,theob
jectdirectoryisavailableasanXMLfile.Thecontentisdescribedinthechapterentitled
Servicedata[ 65].
4.4.2 Servicedata
TheservicedataforEtherCATisdividedintothefollowingdataareas:
} ProcessdataBaseunitandexpansionmodules
} ProcessdataFieldbusmoduleandcommunicationmodule
} Diagnosticwords
} Enableelements
} Projectdata
} Devicedata
ThecontentoftheservicedataandaddressingaredescribedinthechapterentitledSer
vicedata[ 65].
4.4.3 ProcessDataObjects(PDOs)
Themanufacturerspecificpartoftheobjectdirectoryisstructuredasfollows:
PDO(hex) Size Name Index(hex) SubIndex(hex) Content
0x1A00 32 TxPDO 2000 0120 Outputdata(fromthe
PNOZmulti)
0x1A01 128 TxPDO 2000 0111 Defaultconfiguration
(freelyconfigurable)
2001 0108
2001 4950
2002 0108
2002 25–2C
2002 49–50
2007 01–08
2007 25–2C
2007 49–50
200A 01–2E
0x1600 19 RxPDO 2100 0113 Inputdata(tothePNOZmulti)
Keytoabbreviations:
TxPDO:TransmitProcessDataObject
RxPDO:ReceiveProcessDataObject