Siemens CP 343-1 manual Performance Data, Number of Possible Connections over Ethernet

Page 17

5 Performance Data

5 Performance Data

5.1Number of Possible Connections over Ethernet

Table 5-1

Characteristic

Explanation / Values

Permitted number of simultaneous connections in total over Industrial Ethernet

12 maximum

Example of Maximum Load

You can operate:

4 S7 connections

4 ISO-on-TCP connections

2 TCP connections

2 UDP connections Also:

SFurther TCP connections for Web diagnostics

S1 PROFINET connection to a PROFINET IO controller

5.2Characteristic Data for S7 Communication

Table 5-2

	Characteristic		Explanation / Values

	Number of connections for S7 communication on		4 maximum
	Industrial Ethernet for		(the number depends on the CPU type being used.

	S Operator control and monitoring functions (HMI)		Please refer to /1/ for the values for your CPU.)
	S S7 connections configured at one end

	LAN interface − data record length per protocol unit
	S	sending	240 bytes / PDU
	S	receiving
			240 bytes / PDU

CP 343-1 Lean for Industrial Ethernet / Manual Part B3L	B3L−17
Release 03/2007

C79000-G8976-C198-04

Image 17

Contents CP 343-1 Lean S7-CPs for Industrial EthernetProduct Names Address label Unique MAC address preset for the CPPrinted Product Information Supplied with the Product Compatibility with the Previous VersionContents B3L−44 B3L−33B3L−46 B3L−53Services Properties / ServicesApplication B3L−5Properties / Services Programming − Using Blocks ConfigurationVersion / NCM IE Functions of the CP B3L−7General Operation Requirements for UseB3L−8 Order NumberCPU 314 IFM B3L−9B3L−10 Step Explanation / Meaning Installation and Commissioning Procedure / StepsGround/Chassis Ground Concept B3L−13 Displays DC 5 V power supply via the backplane bus green = OK Acyclic data exchange, for example Send/Receive Not relevant for Profinet IO dataCP Operating Mode LEDs for displaying the modeSFred BF red GreenB3L−16 LEDs for displaying the CP communication statusDisplay Meaning RX/TX green P1 / P2Characteristic Explanation / Values Characteristic Data for S7 CommunicationPerformance Data Number of Possible Connections over EthernetComponent Explanation / Values Characteristics of the SEND/RECEIVE InterfaceExecution Times of the FCs Agsend / Agrecv Execution times of the FCs Pniosend / Pniorecv Characteristic Data for Profinet IOCP as Profinet IO device ConfigurationProgramming Configuring and Programming the CP as a Profinet IO DeviceOverview of the Preparatory Steps Intelligent Profinet IO DevicePrinciple of Data Exchange over Profinet IO Installing the CP and Specifying it as Profinet IO Device ConfigurationB3L−23 Download the configuration data to the Simatic 300 stationProfinet IO Controller Requirements for Configuration in StepConfiguring the Profinet IO controller B3L−25 ResultProperties Dialog of the Device Assigning the Device Name Configuring the properties of the CP as Profinet IO deviceFCs ProgrammingInterface for Programming on the Profinet IO Device Initialization Initialization and ConfigurationData consistency B3L−29 Reasons for reinitializationWatchdog Pniorecv Pniosend Example of Configuration and ProgrammingB3L−31 Call interface Pniosend in the user programB3L−32 Call interface Pniorecv in the user programSettings for Access to Diagnostic Data Web DiagnosticsStarting and Working with Web Diagnostics Web diagnostics opens with the StartLayout of the Diagnostics Pages Diagnostics Pages of the CPParameter Function StartGeneral StatusParameter IdentificationIdentification VersionRack Configuration Rack name Rack ConfigurationB3L−38 Details no. of the event Diagnostic BufferEvents Parameters Tab Industrial EthernetNetwork attachment IP parametersUDP Connections Tab Statistics TabTCP Connections Tab Parameters of a Profinet IO Device Profinet IO ConfigurationAssigned Pnio controller B3L−43Use as a Replacement Replacing Older Modules / Replacing Faulty ModulesCompatibility with Predecessor Products Extended FunctionalityB3L−45 Module ReplacementOriginally configured module Configuration Steps How to Use the Function Memory ResetDefaults Further Notes on OperationBehavior after Memory Reset Working with Fast Ethernet − automatic switchoverHow Automatic Switchover of the Network Settings Works AutocrossingFurther Notes Automatic Setting or Individual Network SettingsSupported MIB Objects Snmp AgentInfluence of MPI on Connections via Industrial Ethernet Access Permissions using Community NameReserved Port Numbers Special Features of IP ConfigurationProtocol Port number Service Gsdml file Other information available about the CPHow to Download New Firmware How to Load New FirmwareLEDs to Indicate the CP Mode RequirementsB3L−54 Technical SpecificationsB3L−55 B3L−56

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