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SIMATIC S7-1200

Communication

CM 1242-5

4/101

Siemens ST 70 · 2011

■

Technical specifications (continued)

4

Product properties, functions,

components in general

Maximum number of modules per

CPU

3

Number of modules - Note

-

Performance data

Performance data open communi-

cation

Number of possible connections for

open communication by means of

SEND/RECEIVE blocks, maximum

-

Data volume as user data per

connection for open communication

by means of SEND/RECEIVE

blocks, maximum

-

Performance data PROFIBUS DP

Service as DP master DPV0 -

Number of DP slaves that can be

operated on DP master

-

Data volume

• of address area of the inputs as

DP master, total

-

• of address area of the outputs as

DP master, total

-

• of address area of the inputs per

DP slave

-

• of address area of the outputs per

DP slave

-

• of address area of the diagnostic

data per DP slave

-

Service as DP slave

•DPV0 -

•DPV1

Yes

Data volume

• of address area of the inputs as

DP slave, total

240 byte

• of address area of the outputs as

DP slave, total

240 byte

Performance data S7 communi-

cation

Number of possible connections for

S7 communication

• Maximum -

• For PG connections, maximum -

• Maximum with PG/OP connections -

•Note -

Performance data

multiprotocol

operation

Number of active connections in

multiprotocol mode

• Maximum without DP -

• Maximum with DP -

Product functionsManagement,

configuration, programming

Configuration software required STEP 7 Basic V11.0 or higher

Order No. 6GK7 242-5DX30-0XE0

■

Ordering data

Order No.

CM 1242-5 communication

module

Communication module for

electrical connection of

SIMATIC S7-1200 to PROFIBUS

as a DPV1 slave

6GK7 242-5DX30-0XE0

Accessories

RS485 PROFIBUS FastConnect

connector

With 90° cable outlet;

insulation displacement

technology, max. transmission

rate 12 Mbit/s

• Without PG interface 6ES7 972-0BA52-0XA0

• With PG interface 6ES7 972-0BB52-0XA0

PROFIBUS FC standard cable

2-core bus cable, shielded,

special design for fast mounting,

delivery unit: max. 1000 m,

minimum order 20 m, sold by the

meter

6XV1 830-0EH10

PROFIBUS FastConnect

stripping tool

Stripping tool for fast stripping of

the PROFIBUS FastConnect bus

cable

6GK1 905-6AA00

12M PROFIBUS bus terminal

Bus terminal for connection of

PROFIBUS nodes at up to

12 Mbit/s with connecting cable

6GK1 500-0AA10

© Siemens AG 2011

© Siemens AG 2011

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SIMATIC S7-1200 1

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