Data sheet 6ES7212-1HE40-0XB0 SIMATIC S7-1200, CPU 1212C, COMPACT CPU, DC/DC/RLY, ONBOARD I/O: 8 DI 24V DC 6 DO RELAY 2A 2 AI 0 - 10V DC, POWER SUPPLY: DC 20.4 - 28.8 V DC, PROGRAM/DATA MEMORY: 75 KB General information Product type designation CPU 1212C DC/DC/relay Firmware version V4.2 Engineering with STEP 7 V14 or higher Programming package Supply voltage Rated value (DC) Yes 24 V DC permissible range, lower limit (DC) 20.4V permissible range, upper limit (DC) 28.8V Reverse polarity protection Yes Load voltage L+ 24V Rated value (DC) 20.4V permissible range, lower limit (DC) 28.8V permissible range, upper limit (DC) Input current Current consumption (rated value) 400mA CPU only Current consumption, max. 1200mA CPU with all expansion modules 6ES7212-1HE40-0XB0 Subject to change without notice 12/04/2017 Copyright Siemens Page 1/9Inrush current, max. 12A at 28.8 V It 0.8As Output current for backplane bus (5 V DC), max. 1000mA Max. 5 V DC for SM and CM Encoder supply 24 V encoder supply L+ minus 4 V DC min. 24 V Power loss Power loss, typ. 9W Memory Work memory 75kbyte integrated No expandable Load memory 2Mbyte integrated with SIMATIC memory card Plug-in (SIMATIC Memory Card), max. Backup Yes present Yes maintenance-free Yes without battery CPU processing times for bit operations, typ. 0.08s / instruction for word operations, typ. 1.7s / instruction for floating point arithmetic, typ. 2.3s / instruction CPU-blocks Number of blocks (total) DBs, FCs, FBs, counters and timers. The maximum number of addressable blocks ranges from 1 to 65535. There is no restriction, the entire working memory can be used OB Limited only by RAM for code Number, max. Data areas and their retentivity Retentive data area (incl. timers, counters, flags), 10kbyte max. Flag 4kbyte Size of bit memory address area Number, max. Local data 16kbyte Priority class 1 (program cycle): 16 KB, priority class 2 per priority class, max. to 26: 6 KB Address area Process image 6ES7212-1HE40-0XB0 Subject to change without notice 12/04/2017 Copyright Siemens Page 2/9