SIMATIC S7-1200
Central processing units
CPU 1214C
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Siemens ST 70 · 2011
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Technical specifications (continued)
4
Memory
Usable memory for user data 50 kbyte 50 kbyte 50 kbyte
Work memory
• integrated 50 kbyte 50 kbyte 50 kbyte
• expandable No No No
Load memory
• integrated 2Mbyte 2Mbyte 2Mbyte
• expandable, max. 24 Mbyte; with SIMATIC memory
card
24 Mbyte; with SIMATIC memory
card
24 Mbyte; with SIMATIC memory
card
Backup
• present Yes; entire project maintenance-
free in the integral EEPROM
Yes; entire project maintenance-
free in the integral EEPROM
Yes; entire project maintenance-
free in the integral EEPROM
• without battery Yes Yes Yes
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
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
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
• Number, max. Limited only by RAM for code Limited only by RAM for code Limited only by RAM for code
CPU processing times
for bit operations, min. 0.1 μs; / Operation 0.1 μs; / Operation 0.1 μs; / Operation
for word operations, min. 12 μs; / Operation 12 μs; / Operation 12 μs; / Operation
for floating point arithmetic, min. 18 μs; / Operation 18 μs; / Operation 18 μs; / Operation
Data areas and their retentivity
retentive data area in total
(incl. times, counters, flags), max.
2048byte 2048byte 2048byte
Flag
• Number, max. 8 kbyte; Size of bit memory
address area
8 kbyte; Size of bit memory
address area
8 kbyte; Size of bit memory
address area
Address area
I/O address area
• I/O address area, overall 1024 byte for inputs /
1024 byte for outputs
1024 byte for inputs /
1024 byte for outputs
1024 byte for inputs /
1024 byte for outputs
•overall 1024byte 1024byte 1024byte
•Outputs
1024byte 1024byte 1024byte
Process image
• Inputs, adjustable 1kbyte 1kbyte 1kbyte
• Outputs, adjustable 1kbyte 1kbyte 1kbyte
Digital channels
• integrated channels (DI) 14 14 14
• integrated channels (DO) 10 10 10
Analog channels
• Integrated channels (AI) 2 2 2
• Integrated channels (AO) 0 0 0
Hardware configuration
Number of modules per system,
max.
3 comm. modules, 1 signal board,
8 signal modules
3 comm. modules, 1 signal board,
8 signal modules
3 comm. modules, 1 signal board,
8 signal modules
6ES7 214-1BE30-0XB0 6ES7 214-1AE30-0XB0 6ES7 214-1HE30-0XB0
© Siemens AG 2011
© Siemens AG 2011
(27 pagine)
(2 pagine)
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