Bronkhorst FLOW-BUS interface Manual do Utilizador descarregar pdf (Página 23)

BRONKHORST®

Page23

FLOW‐BUSinterface9.17.024

5.3 COMMUNICATIONWITHINTERFACEDIRECTLYTHROUGHRS232



MostlyusedbyPLC‐equipmentorspecialPC‐applications(e.g.Hyperterminal).

YouhavetowriteyourowncommunicationroutinesforoperatingtheFLOW‐BUSsystembyhostcomputer.

TheprotocolforthecommunicationbetweenthemodulesisdescribedinaPDF‐filedoc.nr.9.17.027.

ForanRS232‐interfacemodulemessageswillbesendbym

eansofASCII‐strings(orbinary).



Advantage:

Simple,straightforward,lessoverhead

Disadvantage:

KnowledgeneededfromFLOW‐BUSsystemaboutparameters,processes,nodesetc.



Seedocument9.17.027foramoreinformation.

Thisdocumentcanbefoundat:

http://www.bronkhorst.com/en/downloads

/instruction_manuals/

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Bronkhorst FLOW-BUS interface Manual do Utilizador Página 23