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7 pin assignments of the 721 connecting cable – Siemens Simatic S7-400 User Manual

Page 395

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IM 463-2

7-11

S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07

7.7

Pin Assignments of the 721 Connecting Cable

Table 7-6

Assignment of the Connecting Cable 721

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34

50

17

1

ННННННННННН

ННННННННННН

ННННННННННН

34

50

17

1

Connector

50-Pin Contact

Bundle

Ident. Sheath

Identification Foil

Core Color

Connector

50-Pin Contact

20

white

20

21

brown

21

4

green

4

5

1

red

yellow

5

18

1

No. 16

red

gray

18

19

pink

19

2

blue

2

3

red

3

24

white

24

25

brown

25

8

green

8

9

2

green

yellow

9

22

2

No. 17

green

gray

22

23

pink

23

6

blue

6

7

red

7

26

white

26

27

brown

27

10

green

10

11

3

yellow

yellow

11

42

3

No. 18

yellow

gray

42

43

pink

43

44

blue

44

45

red

45

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