Products for Totally Integrated Automation and Micro ... - Siemens

SIMATIC S7-300Central processing units© Siemens AG 2010Standard CPUs5■ Technical specifications (continued)6ES7 312-1AE14-0AB06ES7 314-1AG14-0AB06ES7 315-2AH14-0AB06ES7 315-2EH14-0AB06ES7 317-2EK14-0AB0Product-type designation CPU 312 CPU 314 CPU 315-2 DP CPU 315-2 PN/DP CPU 317-2 PN/DPS7 communication• supported Yes Yes Yes Yes YesS5-compatiblecommunication• supportedYes; via CP andloadable FCYes; via CP andloadable FCYes; via CP andloadable FCYes; via CP andloadable FCYes; via CP andloadable FCWeb server• Web serverYes;Read-only functionYes;Read-only function• Number of HTTP clients 5 5Open IE communication• TCP/IPYes; via integratedPROFINET interfaceand loadable FBsYes; via integratedPROFINET interfaceand loadable FBs- Number of connections,max.8 16• ISO-on-TCP (RFC1006)Yes; via integratedPROFINET interfaceand loadable FBsYes; via integratedPROFINET interfaceand loadable FBs- Number of connections,8 16max.- Data length, max. 32 768 byte 32 768 byte•UDPYes; via integratedPROFINET interfaceand loadable FBsYes; via integratedPROFINET interfaceand loadable FBs- Number of connections,8 16max.- Data length, max. 1 472 byte 1472byteNumber of connections• overall 6 12 16 16 32• usable for PG communication5 11 15 15 31• usable for OP communication5 11 15 15 31• usable for S7 basic communication2 8 12 14 30• usable for S7 communication14 16- reserved for0 0S7 communication- Adjustable for0 0S7 communication, min.- Adjustable for14 16S7 communication, max.• Max. total number ofinstances32 32• usable for routing X1 as MPI: max. 10;X1 as DP master:max. 24;X1 as DP slave(active): max. 14;X2 as PROFINET:max. 24PROFINET CBA (at set setpointcommunication load)• Setpoint for the CPUcommunication load• Number of remote interconnectionpartners50 % 50 %32 32X1 as MPI: max. 10;X1 as DP master:max. 24;X1 as DP slave(active): max. 14;X2 as PROFINET:max. 245/8 Siemens ST 70 N · 2010