Siemens Simatic M7-400 Uživatelský manuál stáhnout pdf (Strana 5)

SIMATIC S7-400

Central processing units

Standard CPUs

CPU 412

6/5

Siemens ST 70 · 2013

■

Technical specifications (continued)

Data areas and their retentivity

Flag

•Number, max. 4 kbyte; Size of bit memory address

area

4 kbyte; Size of bit memory address

area

4 kbyte; Size of bit memory address

area

Address area

I/O address area

• Inputs 4kbyte 4kbyte 4kbyte

•Outputs

4kbyte 4kbyte 4kbyte

Process image

• Inputs, adjustable 4kbyte 4kbyte 4kbyte

• Outputs, adjustable

4kbyte 4kbyte 4kbyte

Time of day

Clock

• Hardware clock (real-time clock) Yes Yes Yes

Operating hours counter

•Number 16 16 16

1st interface

Type of interface integrated integrated integrated

Physics RS 485 / PROFIBUS + MPI RS 485 / PROFIBUS + MPI RS 485 / PROFIBUS + MPI

Functionality

•MPI Yes Yes Yes

•DP master

Yes Yes Yes

•DP slave

Yes Yes Yes

DP master

• Number of DP slaves, max. 32 32 32

2nd interface

Type of interface integrated PROFINET

Physics RS 485 / PROFIBUS Ethernet RJ45

Number of ports

Functionality

•DP master Yes No

•DP slave

Yes No

• PROFINET IO Controller

Yes

• PROFINET IO Device

Yes

• PROFINET CBA

Yes

DP master

• Number of DP slaves, max. 64

PROFINET IO Controller

• Max. number of connectable

IO devices for RT

256

• Number of IO devices with IRT and

the option "high flexibility"

256

• Number of IO Devices with IRT and

the option "high performance", max.

Isochronous mode

Isochronous operation (application

synchronized up to terminal)

Yes; For PROFIBUS only Yes; For PROFIBUS only Yes; Via PROFIBUS DP or

PROFINET interface

6ES7 412-1XJ05-0AB0 6ES7 412-2XJ05-0AB0 6ES7 412-2EK06-0AB0

CPU 412-1 CPU 412-2 CPU 412-2 PN

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