CPU 31xC And CPU 31x: Technical Specifications - Siemens

CPU 31xC and CPU 31x: TechnicalPrefacespecifications Guide to the S7-3001documentationSIMATICS7-300CPU 31xC and CPU 31x: TechnicalspecificationsManualOperator controls and2indicators3Communication4PROFINET5Memory concept6Cycle and response timesGeneral technical7specificationsTechnical specifications of8CPU 31xCTechnical specifications of9CPU 31xThis manual is part of the documentation packagewith the order number: 6ES7398-8FA10-8BA003/2011A5E00105475-12

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PrefacePurpose of this manualThis manual contains essential information about the following: Installation Communication Memory concept Cycle and response times Technical specifications of the CPUs.Basic knowledge required In order to understand this manual, you require a general knowledge of automationengineering. You require knowledge of STEP 7 basic software.ScopeThe name CPU 31xC summarizes all compact CPUs, as table below shows:CPUConvention:CPU designations:Order numberAs of firmware versionCPU 312CCPU 31xC6ES7312-5BF04-0AB0V3.3CPU 313C6ES7313-5BG04-0AB0V3.3CPU 313C-2 PtP6ES7313-6BG04-0AB0V3.3CPU 313C-2 DP6ES7313-6CG04-0AB0V3.3CPU 314C-2 PtP6ES7314-6BH04-0AB0V3.3CPU 314C-2 DP6ES7314-6CH04-0AB0V3.3CPU 314C-2 PN/DP6ES7314-6EH04-0AB0V3.3CPU 31xC and CPU 31x: Technical specificationsManual, 03/2011, A5E00105475-123

PrefaceThe name CPU 31x summarizes all standard CPUs, as table below shows:CPUConvention:CPU designations:Order numberCPU 312CPU 31xAs of firmware version6ES7312-1AE14-0AB0V3.3CPU 3146ES7314-1AG14-0AB0V3.3CPU 315-2 DP6ES7315-2AH14-0AB0V3.3CPU 315-2 PN/DP6ES7315-2EH14-0AB0V3.2CPU 317-2 DP6ES7317-2AK14-0AB0V3.3CPU 317-2 PN/DP6ES7317-2EK14-0AB0V3.2CPU 319-3 PN/DP6ES7318-3EL01-0AB0V3.2All CPUs with PROFINET properties are grouped under the designation CPU 31x PN/DP, asthe following table shows:CPUConvention:CPU designations:CPU 314C-2 PN/DPCPU 31x PN/DPOrder numberAs of firmware version6ES7314-6EH04-0AB0V3.3CPU 315-2 PN/DP6ES7315-2EH14-0AB0V3.2CPU 317-2 PN/DP6ES7317-2EK14-0AB0V3.2CPU 319-3 PN/DP6ES7318-3EL01-0AB0V3.2NoteA description of the special features of the failsafe CPUs of the S7 product range is availablein the product information at the following Internet iew/en/11669702/133300).NoteWe reserve the right to include a product Information containing the latest information onnew modules or modules of a more recent version.CPU 31xC and CPU 31x: Technical specifications4Manual, 03/2011, A5E00105475-12

PrefaceChanges in comparison to the previous versionThe following table contains changes from the previous versions of the followingdocumentation from the S7-300 documentation package: Technical specifications manual, version 06/2010 Operating instructions for installation, version 06/2010The CPU- 314C-2 PN/DP has been added in delivery stage V3.3. It has the samefunctionalities as the CPU 314C-2 DP and also has PROFINET functionalities such as thoseof the CPU 315-2 PN/DP.In delivery stage V3.3, the functionality and performance of all C-CPUs and the CPU 317-2DP were improved compared to their predecessor versions.Additional information was taken from the chapter "Information on converting to a CPU 31xCor CPU 31x". If you required more information, however, please refer to the FAQs on -2DP314C-2PtP315-2DP317-2DPEncryption of blocksusing S7-BlockPrivacyXXXXXXXXXXIntegration of amaintenance LEDX1, 2X2X2X2X2X1, 2X2X2X1, 2X2Configurableincrease of controland monitoringperformance--------XXImproved operational limits for PT100Analog input-X---XX--Data set routing---X--1XXXExpansion of theblock number rangeX1XXNumber of displayeddiagnostic bufferentries can beconfigured in CPURUN modeX1XReading out theservice dataX1Extension of SFC 12with 2 new modes totrigger the OB 86duringenabling/disabling-Configurable process XimageCopying of 512 bytes X 1with SFC X-X1XXXXXX1XXX1XCPU 31xC and CPU 31x: Technical specificationsManual, 03/2011, A5E00105475-125

tus informationthat can bemonitored by thestatus block, inSTEP 7 V5.5 orhigherX1XXXXX1XXX1XNumber of blocksthat can bemonitored by thestatus block(from 1 to 2)X1XXXXX1XXX1XNumber ofX1breakpoints from 2 to4XXXXX1XXX1XLocal data stackX1XXXXX1XXX1XNumber of blockrelated messages(Alarm S) isuniformly limited to300X1XXXXX1XXX1XNumber of the bitmemories, timersand countersX1X--------DB sizes: Max.64 KBX1, 3XXXXX1XXX1X1Watchdog n memoryPerformance through Xshorter commandprocessing timesStandardizationOB 32 to OB 35Global datacommunication of 8GD circlesSystem function blocks for integrated technology functions:SFB 41 to 43--X1X1X1-X1X1--SFB 44 and 46------X1X1--SFB 47 to 49-XX1-XX1--SFB 60 to 62----X1--X1--SFB 63 to 65-------X1--1X1X11This function was already made available to the CPU in an earlier version2Available, but without function3Max. DB size 32 KB1CPU 31xC and CPU 31x: Technical specifications6Manual, 03/2011, A5E00105475-12

PrefaceStandards and certificationsFor information about standards and approvals, see the section "General technicalspecifications (Page 201)".Recycling and disposalBecause they have ecologically compatible components, the devices described in thismanual can be recycled. For environment-friendly recycling and disposal of your oldequipment, contact a certified disposal facility for electronic scrap.Service & Support on the InternetIn addition to our documentation, we offer a comprehensive knowledge base online on theInternet ).There you will find: Our newsletter containing up-to-date information on your products The latest documents in the Siemens Service & support) search engine. A forum for global information exchange by users and specialists. Your local representative for automation and drives in our contact database Information about on-site services, repairs, spare parts, and lots more. Applications and tools for the optimized use of the SIMATIC S7. For example, Siemensalso publishes DP and PN performance measurements on the Internet(http://www.siemens.com/automation/pd).CPU 31xC and CPU 31x: Technical specificationsManual, 03/2011, A5E00105475-127

PrefaceCPU 31xC and CPU 31x: Technical specifications8Manual, 03/2011, A5E00105475-12

Table of contentsPreface . 3123Guide to the S7-300 documentation . 131.1Documentation classification .131.2Guide to the S7-300 documentation .18Operator controls and indicators. 212.12.1.12.1.22.1.32.1.42.1.52.1.62.1.7Operator controls and indicators of the compact CPUs (CPU 31xC) .21Operator controls and indicators: CPU 312C .21Operator controls and indicators: CPU 313C .24Operator controls and indicators: CPU 313C-2 PtP .27Operator controls and indicators: CPU 313C-2 DP .30Operator controls and indicators: CPU 314C-2 PtP .33Operator controls and indicators: CPU 314C-2 DP .37Operator controls and indicators: CPU 314C-2 PN/DP .412.22.2.12.2.22.2.32.2.4Operator controls and indicators of the standard CPUs (CPU 31x) .45Operator controls and indicators: CPU 312 and CPU 314 .45Operator controls and indicators: CPU 315-2 DP and CPU 317-2 DP.47Operator controls and indicators: CPU 315-2 PN/DP and CPU 317-2 PN/DP.50Operator controls and indicators: CPU 319-3 PN/DP.52Communication. 573.13.1.13.1.23.1.33.1.3.13.1.4Interfaces .57Multi-Point Interface (MPI) .57PROFIBUS DP.58PROFINET .59Configuring the port properties .63Point-to-point (PtP) 93.2.103.2.11Communication services.65Overview of communication services .65PG communication.67OP communication.68S7 basic communication .68S7 communication .69Global data communication (MPI only).70Routing.71Data record routing .75Clock synchronization .77Point-to-point connection .79Data consistency.793.3SNMP communication service .803.4Open communication via Industrial Ethernet .81CPU 31xC and CPU 31x: Technical specificationsManual, 03/2011, A5E00105475-129