PROFIBUS Network Manual
Legal information Warning notice systemQualified PersonnelProper use of Siemens productsTrademarksCommunications systems Distributed systems SIMATIC NET SIMATIC NETOverviewAS-Interface (AS-i) IO LinkActive and Passive Nodes DP protocolFMS protocolRestrictions:Integrated optical interfaces, OBT, OLMRestrictions:Benefits:Optical channelsMonitoring FO linksBus and star topologyField device supply via PROFIBUS PAExpansionSpur line PROFIBUS networksTerminator Length of the spur lines Weighting factors Configuration parameters for optical networks IntroductionTransmitter ReceiverAttenuation Transmitter Receiver Power budget 6VWHPUHVHUYHDependency of the system reaction timeAn unused address lower than the HSAIncreased retry value to at least the value 3 Checked and adapted slot time What is a PROFIBUS terminator?DesignParameter assignmentFunctionOrdering dataOverviewPropertiesUseUsePropertiesUsePropertiesUsePropertiesUseUsePropertiesPropertiesPropertiesBus cable for occasional movement 6XV1 831-2K PropertiesUsePropertiesUseArea of applicationDesignFunctionsFitting connectorsDisconnect function Disconnecting a stationDisconnect functionDisconnecting a stationRemoving the bus connectorConnecting up the bus cableFurther informationFitting connectors to cablesWall mountingUsing different cable typesKeep to the permitted ambient conditionsFiber-optic cableBenefitsPoint-to-Point ConnectionPlastic and PCF fiber-optic cableDesigned for IndustryArea of applicationUseUseUseUse7.4 Fiberoptic connectorsVersionsOrder numbersPrefabricated cablesOverviewDesignChecking the PROFIBUS cableTesting cablesTests on nodesDisplaying test resultsBattery operationNecessity of a final testAttenuationHow an OTDR FunctionsIntroductionBus cables within buildingsBus cables between buildingsBasic protectionBus cables as important plant connectionsKeep the overall system concept in mindNetworking SIMATIC with SIMATIC NETC.2 Electrical safetyProtection against external electrical interferenceProtection of electrical and optical bus cablesRedundant bus cablesDo not operate trailing or festoon cables if they are twistedInstall bus cables separatelyFiber-optic cablesProtecting connectors from contaminationAttenuation variations under loadFitting strain reliefPlan adequate attenuation reservesElectromagnetic compatibility (EMC)OverviewDefinitionCable ShieldsHandling the shieldWhen do potential differences occur?How do you avoid potential differences?When and why is equipotential bonding necessary?Rule for equipotential bondingVoltages and currentsFiber-optic cablesGrouping in categoriesClearance tableFiberoptic cables should be given preferencePower supply for programming devicesCabinet lightingGeneral informationStorage and transportPull cables using cable grips and protect connectorsPressureTorsionDo not twist trailing cables and festoon cablesAvoid loopsInstalling other cablesConnecting the PROFIBUS cablesHandling instructionsPreparationsHandling instructionsPreparationsFurther informationHandling instructionsFitting connectorsFurther informationHandling instructionsFitting connectorsFurther informationHandling instructionsFurther informationIP degrees of protectionScope of protectionHeat dissipationOutdoor installationClearancesList of abbreviationsBusBus systemElectromagnetic compatibility (EMC)Equipotential bonding for lightning protectionFiber-optic cableFISCOGroundGroundGroundingGSDLightning arresterLoop resistanceMasterMaster-slave processMax. retry limitmax_TSDRmin_TSDRNodesOptical power budget (FO)Optical power loss (FO)PROFIBUS DPPROFIBUS FMSRedundancyReference potentialResponse timeRS-485 repeaterShield impedanceSignal Propagation DelaySIMATIC NET PC modulesSuppressorSurge arresterTokenToken RingToken rotation timeTRDYTSETTSLThis manual contains notices you have to observe in order to ensure your personal safety, as well as to prevent damage to property. The notices referring to your personal safety are highlighted in the manual by a safety alert symbol, notices referring only to property damage have no safety alert symbol. These notices shown below are graded accordin...See more on cache dustry.siemens PI North America
PROFIBUS Courses – PI North America
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