Content
OperatingManualCommunicationinterfaces
1002971EN03
4
4.7 PNOZmESEthernet/IP 30
4.7.1 Cyclicalinputandoutputdata 30
4.7.2 Servicedata 31
Section5 Communicationmodules 32
5.1 Overview 32
5.2 PNOZmESRS232 32
5.3 PNOZmESETH 32
5.3.1 Introduction 32
5.3.2 Overview 32
5.3.3 Modulefeatures 33
5.3.4 Modbus/TCP 33
5.3.5 RJ45interfaces("Ethernet") 33
5.3.6 Requirementsoftheconnectioncableandconnector 33
5.3.7 Interfaceconfiguration 34
5.3.8 RJ45connectioncable 34
5.3.9 Processdataexchange 34
5.4 Communicationprocedure 35
5.5 Telegramstructure 36
5.5.1 Header 36
5.5.2 Usabledata 37
5.5.3 Footer 37
5.6 Usabledata 38
5.6.1 Virtualinputs(InputByte0...InputByte15) 38
5.6.2 Watchdog 38
5.6.3 Virtualoutputs(OutputByte0...OutputByte15) 38
5.6.4 LEDstatus 38
5.6.5 Tables 39
5.7 Requests 39
5.7.1 Mask(MaskByte0...MaskByte15) 39
5.7.2 SendvirtualinputstothePNOZmulti 39
5.7.3 SendvirtualinputstothePNOZmulti,requeststateofthevirtualoutputs
andLEDstatusfromthePNOZmulti
41
5.7.3.1 ControlByte(Byte40) 42
5.7.4 RequeststateofvirtualinputsandoutputsfromPNOZmulti 44
5.7.5 RequestdatafromthePNOZmultiintableform 44
5.7.6 Sendinputandoutputdata(cf.fieldbuscommunication) 45
5.7.6.1 Inputdata(tothePNOZmulti) 46
5.7.6.2 Outputdata(fromthePNOZmulti) 47
5.7.6.3 ControlByte(Byte5) 48
5.8 Troubleshooting 49
5.8.1 Requestformatdoesnotmeetspecifications 49
5.8.2 Errorwhileexecutingarequest 50
Section6 Modbus/TCP 51
6.1 Systemrequirements 51
6.2 Modbus/TCPBasics 51