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Dataformatinstruction
6.5.33ModbusWrite
Shortdescription:
WhenahighlevelinEn,theModbusWriteblockwillbeactivatedandthexLogiccouldcommunicatewith
peripheralasamasterviaRS232orRS485interface,furthertheoutputwillbeswitchedonwhenthe
communicationisestablishedsuccessfully.Otherwisetheoutput(Qpin)iskept“off” itmeans
communicationhasfailed.
AsignalatinputRresetsoutputQanddisable,thisblockatthesametime
Connection Description
Input En AhighsignalatEninputwillenable “ModbusWrite” functionblocktobeactivated
Input R Resetthevaluereadfromperipheralandsettheoutputto0viatheR(Reset)input.
ResethaspriorityoverEn
Parameter Slaveaddress:1isdefault.
Communicationprotocol: Modbus(RTU)
Communicationparameter: baudrate(BPS),Databits,Stopbits,
Parity, Overtime(responsetimeout)
CommType: RS232orRS485(CommunicationinterfaceofxLogic)
DataregisterIndex: HighLow/LowHigh
Command: 05WriteSingleCoil