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

© Siemens AG 2010SIMATIC S7-1200Central processing unitsCPU 1211C■ Technical specifications (continued)6ES7 211-1BD30-0XB0 6ES7 211-1AD30-0XB0 6ES7 211-1HD30-0XB0Product-type designation CPU 1211C AC/DC/Relay CPU 1211C DC/DC/DC CPU 1211C DC/DC/RelayWork memory• integrated 25 kbyte 25 kbyte 25 kbyte• expandable No No NoLoad memory• integrated 1 Mbyte 1 Mbyte 1 Mbyte• expandable24 Mbyte;with SIEMENS Memory Card24 Mbyte;with SIEMENS Memory Card24 Mbyte;with SIEMENS Memory Card4Backup• presentYes; entire project maintenancefreein the integral EEPROMYes; entire project maintenancefreein the integral EEPROMYes; entire project maintenancefreein the integral EEPROM• without battery Yes Yes YesCPU/ blocksNumber of blocks (total)DBs, FCs, FBs, counters, timers).DBs, FCs, FBs, counters, tim-DBs, FCs, FBs, counters, tim-Up to 65,535 blocks can be ers). Up to 65,535 blocks can be ers). Up to 65,535 blocks can beaddressed. There is no limit, useof the entire work memoryaddressed. There is no limit, useof the entire work memoryaddressed. There is no limit, useof the entire work memoryOB• Number, max. Limited only by RAM for code Limited only by RAM for code Limited only by RAM for codeCPU/ processing timesfor bit operations, min. 0.1 µs; / instruction 0.1 µs; / instruction 0.1 µs; / instructionfor word operations, min. 12 µs; / instruction 12 µs; / instruction 12 µs; / instructionfor floating point arithmetic, min. 18 µs; / instruction 18 µs; / instruction 18 µs; / instructionData areas and their retentivityretentive data area in total (incl. times, 2 048 byte 2 048 byte 2048bytecounters, flags), max.Flag• Number, max.4 kbyte; Size of bit memoryaddress area4 kbyte; Size of bit memoryaddress areaAddress areaI/O address area• I/O address area, overall 1024 bytes for inputs /1024 bytes for inputs /1024 bytes for outputs1024 bytes for outputs• overall 1 024 byte 1 024 byte 1024byte•Outputs 1 024 byte 1 024 byte 1024byteProcess image• Inputs, adjustable 1kbyte 1kbyte 1kbyte• Outputs, adjustable 1kbyte 1kbyte 1kbyteDigital channels• integrated channels (DI) 6 6 6• integrated channels (DO) 4 4 4Analog channels• Integrated channels (AI) 2 2 2• Integrated channels (AO) 0 0 0Hardware configurationNumber of modules per system, max. 3 communication modules, 3 communication modules,1 signal board1 signal board4 kbyte; Size of bit memoryaddress area1024 bytes for inputs /1024 bytes for outputs3 communication modules,1 signal boardSiemens ST 70 N · 20104/7