485布线工程中应注意的几个问题

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1、485布线工程中应注意的几个问题Severalproblemsthatshouldbepaidattentioninwiringproject-485page1-theBBS一industrialautomationtechnologycenter-China，sindustrialcontrolnetworkhomepagebrandnewsconferencepaperproductdownloadapplicationprizeknowhomecontrolintheBBSblogelitetalentmarketresearchWAPTVPLA

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4、ysistestinstrumentactuatorlowvoltageelectricalconnectiontraycabinetpowersupplyTextilemachineryplasticmechanicalplasticmechanicalprintingmachineMechanicallogisticselevatormachineformechanicalandmechanicalengineeringoftobaccomachineryMetallurgyautoelectronicbuildingmaterialspaperm

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6、rofessionalbookcurrentlocation:industrialBBS>〃thecyaninecyaninecampus"Afewproblemstobenoticedinthe485wiringprojectTheheartofglasssuggestiondeletethispost!!

7、collectsmodified2011-05-1720:47:17toclarifyseveralconcepts:Concept1:thecommunicationdistanceofthe485buscanreach1200meters.I

8、t'sactuallyjusta485busstructureOnthepremiseofidealenvironmentislikelytomakethetransmissiondistanceof1200meters・Generallyreferstothecommunicationwirerodqualitystandard,baudrateto9600,onlya485devicecanmakethecommunicationdistanceof1200meters,andcancommunicationdoesnotmeanthatevery

9、timethecommunicationisnormaLSousually485busactu