Siemens SIMATIC IPC427C User Manual download pdf (Page 4)

Embedded controller

SIMATIC S7-modular embedded controller

EC31

7/4

Siemens ST 70 · 2011

■

Technical specifications (continued)

CPU processing

times

for bit operations,

min.

0.004 μs; typ. 0.004 μs; typ. 0.004 μs; typ. 0.004 μs; typ. 0.004 μs; typ.

for fixed point arith-

metic, min.

0.003 μs; typ. 0.003 μs; typ. 0.003 μs; typ. 0.003 μs; typ. 0.003 μs; typ.

for floating point

arithmetic, min.

0.004 μs; typ. 0.004 μs; typ. 0.004 μs; typ. 0.004 μs; typ. 0.004 μs; typ.

Counters, timers

and their retentivity

S7 counter

•Number 2048 2048 2048 2048 2048

• Retentivity

- adjustable Yes Yes Yes Yes Yes

-lower limit

0 0 0 0 0

- upper limit 2047 2047 2047 2047 2047

- preset 8 8 8 8 8

• Counting range

- adjustable Yes Yes Yes Yes Yes

-lower limit 0 0 0 0 0

- upper limit 999 999 999 999 999

IEC counter

• present Yes Yes Yes Yes Yes

•Type SFB SFB SFB SFB SFB

S7 times

•Number 2048 2048 2048 2048 2048

• Retentivity

- adjustable Yes Yes Yes Yes Yes

-lower limit 0 0 0 0 0

- upper limit

2047 2047 2047 2047 2047

• Time range

-lower limit 10 ms 10 ms 10 ms 10 ms 10 ms

- upper limit 9990s 9990s 9990s 9990s 9990s

IEC timer

• present Yes Yes Yes Yes Yes

•Type

SFB SFB SFB SFB SFB

Data areas and

their retentivity

retentive data area,

total

512 KB 512 KB 512 KB 512 KB 512 KB

Flag

• Number, max. 16 Kibyte 16 Kibyte 16 Kibyte 16 Kibyte 16 Kibyte

• of which retentive

without battery

MB 0 to MB 16383 MB 0 to MB 16383 MB 0 to MB 16383 MB 0 to MB 16383 MB 0 to MB 16383

• Retentivity preset MB 0 to MB 15 MB 0 to MB 15 MB 0 to MB 15 MB 0 to MB 15 MB 0 to MB 15

• Number of clock

memories

8 8 8 8 8

Data blocks

• Number, max. Max. code size

and max. data

size: 4 MB each

Max. code size

and max. data

size: 4 MB each

Max. code size

and max. data

size: 4 MB each

Max. code size

and max. data

size: 4 MB each

Max. code size

and max. data

size: 4 MB each

• Size, max. 64 Kibyte 64 Kibyte 64 Kibyte 64 Kibyte 64 Kibyte

6ES7 677-1DD10-

0BA0

6ES7 677-1DD10-

0BB0

6ES7 677-1FD00-

0FB0

6ES7 677-1DD10-

0BF0

6ES7 677-1DD10-

0BG0

6ES7 677-1DD10-

0BH0

1 2 3 4 5 6 7 8 9 ... 27 28

Embedded controller 1

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